Reconfigured for ROMA_200

Last RFID change reverted.
Roma200 : Hydraulical scheme updated, ELDE component dated 230613
2023-06-20 15:23:47 +02:00 · 2023-06-20 15:23:47 +02:00 · 2023-06-20 15:23:23 +02:00 · 2023-06-16 15:32:25 +02:00 · 2023-06-16 13:36:15 +02:00 · 2023-06-16 12:08:51 +02:00
3074 changed files with 114580 additions and 1229689 deletions
@@ -2,10 +2,12 @@ Common/bin/
 Common/obj/
 Config/bin/
 Config/obj/
-DataMatrix4Net/bin/
-DataMatrix4Net/obj/
 DataStreamInterface/bin/
 DataStreamInterface/obj/
+DataStreamInterfaceTest/bin/
+DataStreamInterfaceTest/obj/
+DataStreamMeter/bin/
+DataStreamMeter/obj/
 Decrypt/bin/
 Decrypt/obj/
 DeviceTest/bin/
@@ -16,42 +18,30 @@ Encrypt/bin/
 Encrypt/obj/
 EventViewer/bin/
 EventViewer/obj/
+Events/bin/
+Events/obj/
 FeatureVectorCalculator/bin/
 FeatureVectorCalculator/obj/
-GemCard/bin/
-GemCard/obj/
-GenCode128/bin/
-GenCode128/obj/
-GenericTest/bin/
-GenericTest/obj/
-GraphLib/bin/
-GraphLib/obj/
-LabelPrinting/bin/
-LabelPrinting/obj/
-MergeResultsDBs/bin/
-MergeResultsDBs/obj/
-OrderManagement/bin/
-OrderManagement/obj/
-ProductionTracing/bin/
-ProductionTracing/obj/
-RecordProcessing/bin/
-RecordProcessing/obj/
-ResetBatchNr/bin/
-ResetBatchNr/obj/
-RestClient/bin/
-RestClient/obj/
+GemCard/bin
+GemCard/obj
+GenCode128/bin
+GenCode128/obj
+GraphLib/bin
+GraphLib/obj
+MergeResultsDBs/bin
+MergeResultsDBs/obj
+TracingDB/bin
+TracingDB/obj
+ResetBatchNr/bin
+ResetBatchNr/obj
+RestClient/bin
+RestClient/obj
 Results/bin/
 Results/obj/
 ResultsBrowser/bin/
 ResultsBrowser/obj/
 ResultsParser/bin/
 ResultsParser/obj/
-S640TestApp/bin/
-S640TestApp/obj/
-SharedDatabase/bin
-SharedDatabase/obj
-SchematicDrawing/bin
-SchematicDrawing/obj
 Statistics/bin/
 Statistics/obj/
 TBF/bin/
@@ -60,23 +50,10 @@ ToFirstMonitor/bin/
 ToFirstMonitor/obj/
 ToSecondMonitor/bin/
 ToSecondMonitor/obj/
-UserManagement/bin/
-UserManagement/obj/
-WorkflowConfigurator/bin/
-WorkflowConfigurator/obj/
-Workplace/bin/
-Workplace/obj/
-DataStreamInterfaceTest/bin/
-DataStreamInterfaceTest/obj/
-DataStreamMeter/bin/
-DataStreamMeter/obj/
-Events/bin/
-Events/obj/
-TracingDB/bin/
-TracingDB/obj/
 Users/bin/
 Users/obj/
+UserManagement/bin/
+UserManagement/obj/
 .vs/
-.idea/
 *.suo
 *.bak
@@ -17,7 +17,7 @@
    <DebugType>full</DebugType>
    <Optimize>false</Optimize>
    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>TRACE;DEBUG;LANG_PL</DefineConstants>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
    <ErrorReport>prompt</ErrorReport>
    <WarningLevel>4</WarningLevel>
  </PropertyGroup>
@@ -25,14 +25,11 @@
    <DebugType>pdbonly</DebugType>
    <Optimize>true</Optimize>
    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE;LANG_PL</DefineConstants>
+    <DefineConstants>TRACE</DefineConstants>
    <ErrorReport>prompt</ErrorReport>
    <WarningLevel>4</WarningLevel>
  </PropertyGroup>
  <ItemGroup>
-    <Reference Include="log4net, Version=2.0.15.0, Culture=neutral, PublicKeyToken=669e0ddf0bb1aa2a, processorArchitecture=MSIL">
-      <HintPath>..\packages\log4net.2.0.15\lib\net45\log4net.dll</HintPath>
-    </Reference>
    <Reference Include="System" />
    <Reference Include="System.Core" />
    <Reference Include="System.Drawing" />
@@ -45,6 +42,7 @@
  </ItemGroup>
  <ItemGroup>
    <Compile Include="BackgroundBeep.cs" />
+    <Compile Include="Const.cs" />
    <Compile Include="DatabaseSettings.cs" />
    <Compile Include="DBSettings.cs" />
    <Compile Include="Enums.cs" />
@@ -63,21 +61,18 @@
    <Compile Include="Forms\ModelessForm.designer.cs">
      <DependentUpon>ModelessForm.cs</DependentUpon>
    </Compile>
-    <Compile Include="Formulas.cs" />
-    <Compile Include="CurrentUser.cs" />
-    <Compile Include="GlobalData.cs" />
    <Compile Include="IMeasurementCorrection.cs" />
    <Compile Include="IOrderInfo.cs" />
    <Compile Include="IParamsProvider.cs" />
-    <Compile Include="Iperl\OptoTelegramRaw.cs" />
    <Compile Include="IUncertainty.cs" />
    <Compile Include="IUser.cs" />
    <Compile Include="Printers\PrintersCommon.cs">
      <SubType>Component</SubType>
    </Compile>
    <Compile Include="QuitAppException.cs" />
-    <Compile Include="SerializableDictionary.cs" />
    <Compile Include="StatisticalMetrics.cs" />
+    <Compile Include="Iperl\OptoTelegramRaw.cs" />
+    <Compile Include="SerializableDictionary.cs" />
    <Compile Include="Telegram.cs" />
    <Compile Include="UIControls\CoolButtonCtrl.cs">
      <SubType>UserControl</SubType>
@@ -90,7 +85,6 @@
    <Compile Include="Utils.cs" />
    <Compile Include="Properties\AssemblyInfo.cs" />
  </ItemGroup>
-  <ItemGroup />
  <ItemGroup>
    <EmbeddedResource Include="Forms\ListViewEx.resx">
      <DependentUpon>ListViewEx.cs</DependentUpon>
@@ -99,6 +93,7 @@
      <DependentUpon>ModelessForm.cs</DependentUpon>
    </EmbeddedResource>
  </ItemGroup>
+  <ItemGroup />
  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
       Other similar extension points exist, see Microsoft.Common.targets.
@@ -0,0 +1,12 @@
+///
+/// Copyright (c) 2023 Sensus Slovensko a.s.
+///
+using System;
+
+namespace Common
+{
+    public static class Const
+    {
+        public const string MySqlConnectTimeoutSec = "120";
+    }
+}
@@ -12,6 +12,7 @@ namespace Common
 	{
 		public DBType DbType;
 		public string ConnectionString;
+        public bool IsValid { get { return (DbType != DBType.None) && !string.IsNullOrEmpty(ConnectionString); } }

 		public DBSettings()
 		{
@@ -15,10 +15,10 @@ namespace Common
        // Public fields
        public string BenchName;
        public bool IsRealBench;
-        public DBSettings ProceduresDBSettings;	/// Configuration database settings
+        public DBSettings ProceduresDBSettings;	    /// Configuration database settings
        public DBSettings WaterMetersDBSettings;	/// Results database settings
-        public DBSettings EventsDBSettings;	    /// Events database settings
-        public DBSettings UsersDBSettings;		/// Shared configuration database settings
+        public DBSettings EventsDBSettings;	        /// Events database settings
+        public DBSettings UsersDBSettings;		    /// Shared configuration database settings

        // Constructor
        public DatabaseSettings()
@@ -49,15 +49,6 @@ namespace Common
        Count
    }

-    /// <summary> Identifies the database based on the content </summary>
-    public enum DBKind
-    {
-        Config,
-        Results,
-        RemoteConfig,
-        Count
-    }
-
    public enum ProcedureSelection
    {
 #if LANG_CS
@@ -76,6 +67,44 @@ namespace Common
        Count
    }

+    /// <summary>
+    /// Obsolete - replaced by enum ProcedureSelection (above) in 3.1 and newer
+    /// </summary>
+    public enum RemoteDBUse
+    {
+        [Description("Local DB only")]          LocalDBOnly,
+        [Description("Remote DB only")]         RemoteDBOnly,
+        [Description("Both DB-s, local 1st")]   BothDBsLocalFirst,
+        [Description("Both DB-s, remote 1st")]  BothDBsRemoteFirst,
+        Count
+    }
+
+    /// <summary>
+    /// Obsolete - Contains a procedure name and a database specification (local/remote).
+    /// </summary>
+    public class ProcedureInfo
+    {
+        public readonly string Name;
+        public readonly bool IsRemote;
+
+        public ProcedureInfo(string name, bool isRemote)
+        {
+            Name = name;
+            IsRemote = isRemote;
+        }
+    }
+
+    /// <summary>
+    /// Test designation mode for IperlLogger and IperlHead opto data files 
+    /// </summary>
+    public enum DesigMode
+    {
+        Auto,
+        Based_on_procedure,
+        As_specified,
+        Count
+    }
+
    public enum LoginMethod
    {
        UserName,		/// = alias, abbreviation
@@ -199,56 +228,10 @@ namespace Common
        QnClassColdWater,
        QnClassHotWater,
        QpQi,
-        CompoundQ3RQ3R,
-        CompoundQnClassQnClass,
-        CompoundQ3RQnClass,
-        CompoundQnClassQ3R,
-        CompoundQpQiQpQi,
        Manual,
        Count,
    }

-    public enum FlowId
-    {
-        Any,
-        Q4,
-        Q3,
-        Q2,
-        Q1,
-        Q4Main,
-        Q3Main,
-        Q2Main,
-        Q1Main,
-        Q4Aux,
-        Q3Aux,
-        Q2Aux,
-        Q1Aux,
-        Qmax,
-        Qn,
-        Qt,
-        Qmin,
-        QmaxMain,
-        QnMain,
-        QtMain,
-        QminMain,
-        QmaxAux,
-        QnAux,
-        QtAux,
-        QminAux,
-        Qp,
-        Qp10,
-        Qi,
-        QpMain,
-        Qp10Main,
-        QiMain,
-        QpAux,
-        Qp10Aux,
-        QiAux,
-        Qdetected,
-        Qfall,
-        Qrise,
-    }
-
    public enum ErrorLimitType
    {
        Manual,
@@ -358,6 +341,7 @@ namespace Common
        [Description("")]   NotSpecified,
        [Description("U0")] U0,              /// ?
        [Description("D0")] D0,              /// ?
+        /// 
        Count
    }

@@ -520,10 +504,8 @@ namespace Common
    public enum TestProfile
    {
        UserDefined,
-        UserDefinedCompound,
        UserDefinedHeatMeter,
        Protected,                  /// The first protected one
-        ProtectedCompound,
        ProtectedHeatMeter,
    }

@@ -698,16 +680,7 @@ namespace Common
        Count,
    }

-    public enum DivResolution : int
-    {
-        [Description("1 ms (0.25 s)")]  _1ms = 0,
-        [Description("2 ms (0.5 s)")]   _2ms = 1,
-        [Description("4 ms (1 s)")]     _4ms = 2,
-        [Description("8 ms (2 s)")]     _8ms = 3,
-        Count,
-    }
-
-    public enum ImageRotation
+	public enum ImageRotation
 	{
 		[Description("0 deg")]		None,
 		[Description("90 deg")]		Deg90,
@@ -1,7 +1,4 @@
-///
-/// Copyright (c) 2021-2023 Sensus Slovensko a.s.
-///
-using System;
+using System;

 namespace Common.Forms
 {
@@ -1,7 +1,4 @@
-///
-/// Copyright (c) 2021-2023 Sensus Slovensko a.s.
-///
-using System;
+using System;
 using System.Drawing;
 using System.Windows.Forms;

@@ -56,20 +53,20 @@ namespace Common.Forms
        public event EventHandler<MessageEventArgs> UpdateMessageHandler;
        void OnUpdateMessage(object sender, MessageEventArgs args)
        {
-            if (args != null && args.Message != null) label1.Text = args.Message;
+            if (args.Message != null) label1.Text = args.Message;
        }


        /// <summary>
        /// Called from the state machine when an operation forces a modeless dialog close.
        /// </summary>
-        public void CloseForm()
+        public static void CloseForm()
        {
            if (CloseFormHandler == null) return;
            try { CloseFormHandler(null, null); }
            catch (Exception) { }
        }
-        public event EventHandler<EventArgs> CloseFormHandler;
+        static public event EventHandler<EventArgs> CloseFormHandler;
        void OnCloseForm(object sender, EventArgs args)
        {
            DialogResult = DialogResult.Cancel;
@@ -213,9 +213,9 @@ namespace Common
 		/// </summary>
 		public static double ErrorFromVolumes(double measuredVolume, double trueVolume)
 		{
-			if (Math.Abs(trueVolume) <= float.Epsilon)
+			if (trueVolume <= float.Epsilon)
 			{
-				if (Math.Abs(measuredVolume) <= float.Epsilon)
+				if (measuredVolume <= float.Epsilon)
 				{
 					log.WarnFormat("ErrorFromVolumes({0},{1}) returns {2}", measuredVolume, trueVolume, -100.0);
 					return -100.0;
@@ -1,14 +0,0 @@
-///
-/// Copyright (c) 2021 Sensus Slovensko a.s.
-///
-using System;
-
-namespace Common
-{
-    public static class GlobalData
-    {
-        public static double SampleDensity = 0; /// sample water density measured in an accredited labo [kg/m3]
-        public static double SampleTemp = 0;    /// sample temperature when density measured in an accredited labo [°C]
-        public static double Buoyancy = 0;
-    }
-}
@@ -10,7 +10,6 @@ namespace Common
        int Number { get; }

        /// Access rights
-        bool IsPowerUser();
        bool IsMemberOf(GID group);
        bool IsMemberOf(GID[] groups);
        bool IsCorrectPassword(string password);
@@ -10,7 +10,7 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
 [assembly: AssemblyProduct("Common")]
-[assembly: AssemblyCopyright("Copyright ©  2020")]
+[assembly: AssemblyCopyright("Copyright ©  2020-2022")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]

@@ -105,14 +105,6 @@ namespace Common
        /// 
        [Description("pulse/kWh")]  ppkWh,		/// * 1 pulse/kWh
        [Description("kWh/pulse")]  kWhpp,		///   1 kWh/pulse
-        
-        ///
-        [Description("A")]  A, /// *1 A
-	    [Description("mA")] mA, /// 1 mA = 0.001 A
-        ///
-        [Description("V")]  V, /// *1 V
-        [Description("mV")] mV, /// 1 mV = 0.001 V                     
-                               
                                                
        Count
    }
@@ -143,8 +135,6 @@ namespace Common
        [Description("Boolean")]			Boolean,
        [Description("Datum und Uhrzeit")]  DateTime,
        [Description("Aufgezählt")]         Enumerated,
-        [Description("Strom")]              Current,
-		[Description("Spannung")]           Voltage,
 #elif LANG_PL
        [Description("Objętość")]			Volume,
 		[Description("Przepływ")]           Flow,
@@ -168,8 +158,6 @@ namespace Common
        [Description("Boolean")]			Boolean,
        [Description("Data i czas")]		DateTime,
        [Description("Wyliczone")]          Enumerated,
-        [Description("Prąd")]               Current,
-        [Description("Napięcie")]            Voltage,
 #elif LANG_CS
 		[Description("Objem")]				Volume,
 		[Description("Průtok")]				Flow,
@@ -193,8 +181,6 @@ namespace Common
        [Description("Boolean")]			Boolean,
        [Description("Datum a čas")]		DateTime,
        [Description("Vyjmenované")]        Enumerated,
-		[Description("Proud")]				Current,
-		[Description("Napětí")]            Voltage,
 #elif LANG_IT
 		[Description("Volume")]				Volume,
 		[Description("Flusso")]				Flow,
@@ -218,8 +204,6 @@ namespace Common
        [Description("Boolean")]			Boolean,
        [Description("Data e ora")]		    DateTime,
        [Description("Enumerato")]          Enumerated,
-		[Description("Corrente")]            Current,
-		[Description("Voltaggio")]            Voltage,
 #else
        [Description("Volume")]				Volume,
 		[Description("Flow")]				Flow,
@@ -243,8 +227,6 @@ namespace Common
        [Description("Boolean")]			Boolean,
        [Description("Date and time")]		DateTime,
        [Description("Enumerated")]         Enumerated,
-		[Description("Current")]            Current,
-		[Description("Voltage")]            Voltage,
 #endif
        Count,
 	}
@@ -260,8 +242,7 @@ namespace Common
        {
            return unit == Unit.l || unit == Unit.m3ph || unit == Unit.kg || unit == Unit.s || unit == Unit.C ||
                   unit == Unit.bar || unit == Unit.RPct || unit == Unit.Pct || unit == Unit.mm || unit == Unit.kgpm3 ||
-                   unit == Unit.J || unit == Unit.uSpcm || unit == Unit.ppl || unit == Unit.ppkWh || unit == Unit.A || 
-                   unit == Unit.V;
+                   unit == Unit.J || unit == Unit.uSpcm || unit == Unit.ppl || unit == Unit.ppkWh;
        }

        public static bool IsQuantity(Unit unit, Quantity quantity)
@@ -370,14 +351,6 @@ namespace Common
                case Unit.ppkWh:
                case Unit.kWhpp:
                    return Quantity.PulsePerKWh;
-                
-                case Unit.A:
-                case Unit.mA:
-		                return Quantity.Current;
-                
-                case Unit.V:
-                case Unit.mV:
-	                return Quantity.Voltage;

                default:
 					return Quantity.Number;
@@ -399,8 +372,6 @@ namespace Common
        public static bool IsPulsePerLtr(Unit unit)  { return IsQuantity(unit, Quantity.PulsePerLtr); }
        public static bool IsPulsePerKWh(Unit unit)  { return IsQuantity(unit, Quantity.PulsePerKWh); }
        public static bool IsConductivity(Unit unit) { return IsQuantity(unit, Quantity.Conductivity); }
-        public static bool IsCurrent(Unit unit) { return IsQuantity(unit, Quantity.Current); }
-        public static bool IsVoltage(Unit unit) { return IsQuantity(unit, Quantity.Voltage); }



@@ -484,13 +455,6 @@ namespace Common
                case Unit.dm3pp:
                case Unit.lpdeg:
                case Unit.dm3pdeg:  return (v <= float.Epsilon) ? 0 : 1/v;
-                
-                /// Current: internal representation in A
-                case Unit.mA:       return 1000 * v;           /// 1000 mA = 1 A
-                                                                
-                /// Voltage: internal representation in V
-                case Unit.mV:     return 1000 * v;				/// 1000 mV = 1 V
-

                default:            return v;                   /// Do not convert
            }
@@ -570,12 +534,6 @@ namespace Common

                /// Electrical conductivity
                case Unit.mSpm:     return 10 * v;
-                
-                /// Current: internal representation in A
-                case Unit.mA:       return 0.001 * v;           /// 1 mA = 0.001 A
-                                                                
-                /// Voltage: internal representation in V
-                case Unit.mV:     return 0.001 * v;				/// 1 mV = 0.001 V

                /// Invert
                case Unit.kWhpp:
@@ -1,11 +1,12 @@
 ///
-/// Copyright (c) 2021-2023 Sensus Slovensko a.s.
+/// Copyright (c) 2021-2022 Sensus Slovensko a.s.
 ///
 using System;
+using System.IO.Ports;

 namespace Common
 {
-    public static class Utils
+    public class Utils
    {
        public static string GetTestName(string name, int repeats, int repetitionNr)
        {
@@ -20,26 +21,15 @@ namespace Common
            return (format == "F0") ? value.ToString("F0") : value.ToString(format).TrimEnd(new char[] { '0' });
        }

-        public static FlowNames ProfileType2FlowNames(ProfileType pt, bool isAux = false)
+        public static FlowNames ProfileType2FlowNames(ProfileType pt)
        {
            switch (pt)
            {
-                case ProfileType.Q3R:
-                case ProfileType.CompoundQ3RQ3R:
-                    return FlowNames.Q3Q2Q1;
-                case ProfileType.CompoundQ3RQnClass:
-                    return isAux ? FlowNames.QnQtQmin : FlowNames.Q3Q2Q1;
-                case ProfileType.QnClassColdWater:
-                case ProfileType.QnClassHotWater:
-                case ProfileType.CompoundQnClassQnClass:
-                    return FlowNames.QnQtQmin;
-                case ProfileType.CompoundQnClassQ3R:
-                    return isAux ? FlowNames.Q3Q2Q1 : FlowNames.QnQtQmin;
-                case ProfileType.QpQi:
-                case ProfileType.CompoundQpQiQpQi:
-                    return FlowNames.QpQi;
-                default:
-                    return FlowNames.Q3Q2Q1;
+                case ProfileType.Q3R:               return FlowNames.Q3Q2Q1;
+                case ProfileType.QnClassColdWater:  return FlowNames.QnQtQmin;
+                case ProfileType.QnClassHotWater:   return FlowNames.QnQtQmin;
+                case ProfileType.QpQi:              return FlowNames.QpQi;
+                default:                            return FlowNames.Q3Q2Q1;
            }
        }

@@ -116,242 +106,32 @@ namespace Common
            }
        }

-        /// <summary>
-        /// Get either Q1 or Qmin flow for a given Qn and metrological class
-        /// </summary>
-        /// <param name="Qn">Nominal flow in m3/h</param>
-        /// <param name="metroClass">Metrological class ("A" ,"B", "C" or "R#")</param>
-        /// <param name="medium">NotSpecified, ColdWater or HotWater</param>
-        /// <param name="Qdflt">Default flow when metrologic does not match pattern</param>
-        /// <returns>Q1 or Qmin flow in m3/h</returns>
-        public static double GetQ1Qmin(double Qn, string metroClass, Medium medium = Medium.ColdWater, double Qdflt = 0)
+        public static Parity GetParity(string str, Parity defaultParity = Parity.None)
        {
-            if (string.IsNullOrEmpty(metroClass)) return Qdflt;
-
-            int metroClassRatio;
-            if ((metroClass[0] == 'R') && int.TryParse(metroClass.Substring(1), out metroClassRatio) && (metroClassRatio > 0))
-            {
-                return Qn / (double)metroClassRatio;
-            }
-            else
-            {
-                if (medium == Medium.HotWater)
-                {
-                    switch (metroClass)
-                    {
-                        case "A": return (Qn < 15) ? (0.04 * Qn) : (0.08 * Qn);
-                        case "B": return (Qn < 15) ? (0.02 * Qn) : (0.04 * Qn);
-                        case "C": return (Qn < 15) ? (0.01 * Qn) : (0.02 * Qn);
-                        case "D": return (Qn < 15) ? (0.01 * Qn) : Qdflt;
-                        default: break;
-                    }
-                }
-                else
-                {
-                    switch (metroClass)
-                    {
-                        case "A": return (Qn < 15) ? (0.04 * Qn) : (0.08 * Qn);
-                        case "B": return (Qn < 15) ? (0.02 * Qn) : (0.03 * Qn);
-                        case "C": return (Qn < 15) ? (0.01 * Qn) : (0.006 * Qn);
-                        default: break;
-                    }
-                }
-            }
-
-            return Qdflt;
+            if (str.Equals(Parity.None.ToString())) return Parity.None;
+            if (str.Equals(Parity.Even.ToString())) return Parity.Even;
+            if (str.Equals(Parity.Odd.ToString())) return Parity.Odd;
+            if (str.Equals(Parity.Mark.ToString())) return Parity.Mark;
+            if (str.Equals(Parity.Space.ToString())) return Parity.Space;
+            return defaultParity;
        }

-        /// <summary>
-        /// Get either Q2 or Qt flow for a given Qn and metrological class
-        /// </summary>
-        /// <param name="Qn">Nominal flow in m3/h</param>
-        /// <param name="metroClass">Metrological class ("A" ,"B", "C" or "R#")</param>
-        /// <param name="medium">NotSpecified, ColdWater or HotWater</param>
-        /// <param name="Qdflt">Default flow when metrologic does not match pattern</param>
-        /// <returns>Q2 or Qt flow in m3/h</returns>
-        public static double GetQ2Qt(double Qn, string metroClass, Medium medium = Medium.ColdWater, double Qdflt = 0)
+        public static StopBits GetStopBits(string str, StopBits defaultStopBits = StopBits.One)
        {
-            if (string.IsNullOrEmpty(metroClass)) return Qdflt;
-
-            int metroClassRatio;
-            if ((metroClass[0] == 'R') && int.TryParse(metroClass.Substring(1), out metroClassRatio) && (metroClassRatio > 0))
-            {
-                return 1.6 * Qn / (double)metroClassRatio;
-            }
-
-            if (medium == Medium.HotWater)
-            {
-                switch (metroClass)
-                {
-                    case "A": return (Qn < 15) ? (0.1 * Qn) : (0.2 * Qn);
-                    case "B": return (Qn < 15) ? (0.08 * Qn) : (0.15 * Qn);
-                    case "C": return (Qn < 15) ? (0.06 * Qn) : (0.1 * Qn);
-                    case "D": return (Qn < 15) ? (0.015 * Qn) : Qdflt;
-                    default: break;
-                }
-            }
-            else
-            {
-                switch (metroClass)
-                {
-                    case "A": return (Qn < 15) ? (0.1 * Qn) : (0.3 * Qn);
-                    case "B": return (Qn < 15) ? (0.08 * Qn) : (0.2 * Qn);
-                    case "C": return (Qn < 15) ? (0.015 * Qn) : (0.015 * Qn);
-                    default: break;
-                }
-            }
-
-            return Qdflt;
+            if (str.Equals(StopBits.None.ToString())) return StopBits.None;
+            if (str.Equals(StopBits.One.ToString())) return StopBits.One;
+            if (str.Equals(StopBits.OnePointFive.ToString())) return StopBits.OnePointFive;
+            if (str.Equals(StopBits.Two.ToString())) return StopBits.Two;
+            return defaultStopBits;
        }

-        /// <summary>
-        /// Get either Q4 or Qmax flow for a given Qn and metrological class
-        /// </summary>
-        /// <param name="Qn">Nominal flow in m3/h</param>
-        /// <param name="metroClass">Metrological class ("A" ,"B", "C" or "R#")</param>
-        /// <param name="medium">NotSpecified, ColdWater or HotWater</param>
-        /// <param name="Qdflt">Default flow when metrologic does not match pattern</param>
-        /// <returns>Q4 or Qmax flow in m3/h</returns>
-        public static double GetQ4Qmax(double Qn, string metroClass, Medium medium = Medium.ColdWater, double Qdflt = 0)
+        public static Handshake GetHandshake(string str, Handshake defaultHandshake = Handshake.None)
        {
-            if (string.IsNullOrEmpty(metroClass)) return Qdflt;
-
-            switch (metroClass[0])
-            {
-                case 'A':
-                case 'B':
-                case 'C':
-                case 'D':
-                    return 2 * Qn;
-                case 'R':
-                    return 1.25 * Qn;
-                default:
-                    return Qdflt;
-            }
-        }
-
-
-        /// <summary>
-        /// Checks requirements on the password regardless of the password history
-        /// </summary>
-        /// <param name="password">Password</param>
-        /// <returns>true when the password is OK</returns>
-        public static bool IsPasswordMeetsRequirements(string password, out string explanation)
-        {
-            int length = string.IsNullOrEmpty(password) ? 0 : password.Length;
-
-            /// Password length must be at least 6
-            if (length < CurrentUser.MinPasswdLength)
-            {
-                explanation = string.Format("Password must have at least {0} characters", CurrentUser.MinPasswdLength);
-                return false;
-            }
-            else
-            {
-                explanation = string.Empty;
-                return true;
-            }
-        }
-
-        /// <summary>
-        /// getHash encrypts a string 
-        /// </summary>
-        /// <param name="text">the string to encrypt</param>
-        /// <returns></returns>
-        public static string GetHash(string text)
-        {
-            byte[] bytes = System.Text.Encoding.Unicode.GetBytes(text);
-            System.Security.Cryptography.SHA512Managed hashstring = new System.Security.Cryptography.SHA512Managed();
-            byte[] hash = hashstring.ComputeHash(bytes);
-            string hashString = string.Empty;
-            foreach (byte x in hash)
-            {
-                hashString += String.Format("{0:x2}", x);
-            }
-            return hashString;
-        }
-
-        public static string EncodedStrToUserName(string encodedStr)
-        {
-            string[] subStrings = encodedStr.Split(new char[] { '~' });
-            return (subStrings.Length >= 1) ? subStrings[0] : string.Empty;
-        }
-
-        public static string EncodedStrToFullName(string encodedStr)
-        {
-            string[] subStrings = encodedStr.Split(new char[] { '~' });
-            return (subStrings.Length >= 2) ? subStrings[1] : string.Empty;
-        }
-
-        public static string EncodedStrToLegalizator(string encodedStr)
-        {
-            string[] subStrings = encodedStr.Split(new char[] { '~' });
-            return (subStrings.Length >= 3) ? subStrings[2] : string.Empty;
-        }
-
-        /// <summary>
-        /// Returns 'true' when authentication data are valid for a power user.
-        /// </summary>
-        /// <param name="userName">User name</param>
-        /// <param name="password">Password</param>
-        /// <returns>true = authenticated, false = refused</returns>
-        public static bool IsPowerUser(string userName, string password)
-        {
-            DateTime date = DateTime.Now.Date;
-            int number = (date.Year % 10) + 10 * (date.Month - 1) + 120 * date.Day;
-            string passwordOfDay = Convert.ToString(number, 8);
-
-            return (userName.Equals("milan") && password.Equals("kraken")) ||
-                   (userName.Equals("igor") && password.Equals("mojronko8")) ||
-                   (userName.Equals("lubo1212") && password.Equals("Tatry52")) ||
-                   (userName.Equals("Michal") && password.Equals("Plok789456123")) ||
-                   (userName.Equals("martin") && password.Equals("vaclavek84")) ||
-                   (userName.Equals("pakan") && password.Equals("kuriatko")) ||
-                   (userName.Equals("jan") && password.Equals("jaugust")) ||
-                   (userName.Equals("JCermak") && password.Equals("Zt6911")) ||
-                   (userName.Equals("gilles") && password.Equals("alibaba")) ||
-                   (userName.Equals(passwordOfDay) && password.Equals(passwordOfDay));
-        }
-
-        public static void CalculateFeatureVector(Iperl.OptoTelegramRaw[] optoData, int optoDataCount, int startIx, int endIx, ref float[] x)
-        {
-            if (startIx < 0 || endIx >= optoDataCount || startIx >= endIx) return;
-
-            int n = 0;
-            Int64 sumFlow = 0;
-            Int64 sumFlow2 = 0;
-            Int64 sumEmf = 0;
-            Int64 sumEmf2 = 0;
-            Int64 sumMagF = 0;
-            Int64 sumMagF2 = 0;
-            Int64 sumImp = 0;
-            Int64 sumImp2 = 0;
-
-            for (int ix = startIx; ix <= endIx; ix++)
-            {
-                if (optoData[ix].Flags == Iperl.OptoTelegramFlags.OK ||
-                    optoData[ix].Flags == Iperl.OptoTelegramFlags.OK_TestStart ||
-                    optoData[ix].Flags == Iperl.OptoTelegramFlags.OK_TestEnd)
-                {
-                    n++;
-                    sumFlow += optoData[ix].FlowRaw;
-                    sumFlow2 += ((int)optoData[ix].FlowRaw * (int)optoData[ix].FlowRaw);
-                    sumEmf += (int)optoData[ix].EmfRaw;
-                    sumEmf2 += ((Int64)optoData[ix].EmfRaw * (Int64)optoData[ix].EmfRaw);
-                    sumMagF += optoData[ix].MagneticFieldRaw;
-                    sumMagF2 += ((int)optoData[ix].MagneticFieldRaw * (int)optoData[ix].MagneticFieldRaw);
-                    sumImp += optoData[ix].Impedance;
-                    sumImp2 += ((int)optoData[ix].Impedance * (int)optoData[ix].Impedance);
-                }
-            }
-
-            if (n >= 2)
-            {
-                if (x.Length > 0) x[0] = ((float)sumFlow2 - (float)sumFlow * (float)sumFlow / n) / (n - 1);
-                if (x.Length > 1) x[1] = ((float)sumEmf2 - (float)sumEmf * (float)sumEmf / n) / (n - 1);
-                if (x.Length > 2) x[2] = ((float)sumMagF2 - (float)sumMagF * (float)sumMagF / n) / (n - 1);
-                if (x.Length > 3) x[3] = ((float)sumImp2 - (float)sumImp * (float)sumImp / n) / (n - 1);
-            }
+            if (str.Equals(Handshake.None.ToString())) return Handshake.None;
+            if (str.Equals(Handshake.RequestToSend.ToString())) return Handshake.RequestToSend;
+            if (str.Equals(Handshake.XOnXOff.ToString())) return Handshake.XOnXOff;
+            if (str.Equals(Handshake.RequestToSendXOnXOff.ToString())) return Handshake.RequestToSendXOnXOff;
+            return defaultHandshake;
        }
    }
 }
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="log4net" version="2.0.15" targetFramework="net472" />
-</packages>
@@ -122,7 +122,7 @@ namespace Config.CalendarEvent
        }


-        public static bool IsCalendarEventTrigerred(ICalendarEvent evnt, DateTime currentDate)
+        public static bool IsCalendarEventTrigerred(ICalendarEvent evnt, DateTime dateTimeNow)
        {
            DateTime evntDT = evnt.AllDay
                            ? new DateTime(evnt.Date.Year, evnt.Date.Month, evnt.Date.Day, 0, 0, 0)
@@ -133,17 +133,17 @@ namespace Config.CalendarEvent
                DateTime dt1 = evntDT;
                DateTime dt2 = evntDT + new TimeSpan(8, 0, 0);
                DateTime dt3 = evntDT + new TimeSpan(16, 0, 0);
-                return (currentDate >= dt1) || (currentDate >= dt1) || (currentDate >= dt3);
+                return (dateTimeNow >= dt1) || (dateTimeNow >= dt1) || (dateTimeNow >= dt3);
            }
            else if (!evnt.TriggerOnExactDayOnly)
            {
                /// Trigger after event expires
-                return (currentDate >= evntDT);
+                return (dateTimeNow >= evntDT);
            }
            else
            {
                /// Trigger event on exact date only
-                return (currentDate >= evntDT) && DayMatchesExactly(evnt, currentDate);
+                return (dateTimeNow >= evntDT) && DayMatchesExactly(evnt, dateTimeNow);
            }
        }

@@ -19,7 +19,7 @@
    <DebugType>full</DebugType>
    <Optimize>false</Optimize>
    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>TRACE;DEBUG</DefineConstants>
+    <DefineConstants>TRACE;DEBUG;ROMA_200;LANG_IT;TEST_PROFILES</DefineConstants>
    <ErrorReport>prompt</ErrorReport>
    <WarningLevel>4</WarningLevel>
    <AllowUnsafeBlocks>false</AllowUnsafeBlocks>
@@ -30,7 +30,7 @@
    <DebugType>pdbonly</DebugType>
    <Optimize>true</Optimize>
    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE;JUZNA_AFRIKA_NEW</DefineConstants>
+    <DefineConstants>TRACE;ROMA_200;LANG_IT;TEST_PROFILES</DefineConstants>
    <ErrorReport>prompt</ErrorReport>
    <WarningLevel>4</WarningLevel>
    <Prefer32Bit>false</Prefer32Bit>
@@ -43,7 +43,7 @@
      <HintPath>..\packages\Iesi.Collections.4.0.0.4000\lib\net40\Iesi.Collections.dll</HintPath>
    </Reference>
    <Reference Include="log4net">
-      <HintPath>..\packages\log4net.2.0.15\lib\net45\log4net.dll</HintPath>
+      <HintPath>..\packages\log4net.2.0.2\lib\net40-full\log4net.dll</HintPath>
    </Reference>
    <Reference Include="MySql.Data">
      <HintPath>..\packages\MySql.Data.6.6.5\lib\net40\MySql.Data.dll</HintPath>
@@ -68,6 +68,7 @@
  </ItemGroup>
  <ItemGroup>
    <Compile Include="CalendarEvent\ICalendarEvent.cs" />
+    <Compile Include="Data.cs" />
    <Compile Include="Entities\BenchPath.cs" />
    <Compile Include="Entities\CustomEvent.cs" />
    <Compile Include="Entities\Component.cs" />
@@ -95,6 +96,7 @@
    <Compile Include="Entities\VirtualBenchStep.cs" />
    <Compile Include="CalendarEvent\Utils.cs" />
    <Compile Include="FluentCommon.cs" />
+    <Compile Include="Formulas.cs" />
    <Compile Include="Mappings\BenchPathMap.cs" />
    <Compile Include="Mappings\ComponentMap.cs" />
    <Compile Include="Mappings\ComponentProcedureMap.cs" />
@@ -115,12 +117,12 @@
    <Compile Include="Mappings\UncertaintyMap.cs" />
    <Compile Include="Mappings\UserMap.cs" />
    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="PurchaseResources.cs" />
    <Compile Include="Resources\Strings.Designer.cs">
      <AutoGen>True</AutoGen>
      <DesignTime>True</DesignTime>
      <DependentUpon>Strings.resx</DependentUpon>
    </Compile>
+    <Compile Include="Utils.cs" />
  </ItemGroup>
  <ItemGroup>
    <EmbeddedResource Include="Resources\Strings.cs.resx" />
@@ -139,6 +141,10 @@
      <Project>{c8939821-ba5c-4988-a3d0-bf53b74865c7}</Project>
      <Name>Common</Name>
    </ProjectReference>
+    <ProjectReference Include="..\Users\Users.csproj">
+      <Project>{6E5CB0E9-E1B6-4E5D-AC6E-B1049E180F2B}</Project>
+      <Name>Users</Name>
+    </ProjectReference>
  </ItemGroup>
  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
@@ -0,0 +1,95 @@
+using System;
+
+namespace Config
+{
+	public class Data : Users.CurrentUser
+	{
+		public const string AdminUsername = "admin";
+		public const string AdminPassword = "staratura";
+		public const string SQLiteDbFName = "SQLite.db";
+
+#if DN100 || BADGER_STREDNA_TRAT || BADGER_VELKA_TRAT || CEVAK_200
+		public const int WMsCount = 3;
+		public const int LineSize = 3;
+		public const int CompoundWMsCount = 1;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = 1;
+#elif MUNICH
+        public const int WMsCount = 3;
+        public const int LineSize = 3;
+        public const int CompoundWMsCount = 3;
+        public const int HeatMetersCount = 0;
+        public const int MaxPartNr = 3;
+#elif MALTA_WSD25
+		public const int WMsCount = 6;
+		public const int LineSize = 6;
+		public const int CompoundWMsCount = 0;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = 1;
+#elif BADGER_MALA_TRAT || BERLIN || FUZHOU_150 || FUZHOU_300 || GELSENWASSER || GENESIS || IZRAEL_200 || PETERSBURG_200 || SENTEC || SLM_150 || TORINO_50
+        public const int WMsCount = 6;
+        public const int LineSize = 6;
+        public const int CompoundWMsCount = 1;
+        public const int HeatMetersCount = 0;
+        public const int MaxPartNr = 1;
+#elif PUCHONG_200
+		public const int WMsCount = 6;
+		public const int LineSize = 6;
+		public const int CompoundWMsCount = 3;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = 3;
+#elif RUM_MOB || TURA_SPECIAL
+        public const int WMsCount = 8;
+		public const int LineSize = 8;
+		public const int CompoundWMsCount = 1;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = WMsCount / LineSize;
+#elif DEWA_300 || FUZHOU_100 || ROMA_200 || LUXEMBURG_40
+        public const int WMsCount = 10;
+        public const int LineSize = 10;
+        public const int CompoundWMsCount = 1;
+        public const int HeatMetersCount = 0;
+        public const int MaxPartNr = WMsCount / LineSize;
+#elif DUBAJ_50
+		public const int WMsCount = 10;
+		public const int LineSize = 5;
+		public const int CompoundWMsCount = 0;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = WMsCount / LineSize;
+#elif SLM_END || WARSAW_END
+        public const int WMsCount = 10;
+		public const int LineSize = 5;
+		public const int CompoundWMsCount = 1;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = 4;
+#elif SLM_50
+		public const int WMsCount = 12;
+		public const int LineSize = 12;
+		public const int CompoundWMsCount = 1;
+		public const int HeatMetersCount = 6;
+        public const int MaxPartNr = WMsCount / LineSize;
+#elif ALZIR_25 || BAHRAIN_50 || CEVAK_40 || FEWA_50 || FILIPINY_50 || FUZHOU_50 || HONGKONG_50 || IZRAEL_25 || JUZNA_AFRIKA_50 || KEMPNO_50 || KRAKOW_50 || MILWAUKEE || MURES_40 || PETERSBURG_50 || TORUN_50 || WARSAW_50 || ZAMBIA || ZODINO
+        public const int WMsCount = 20;
+		public const int LineSize = 10;
+		public const int CompoundWMsCount = 1;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = WMsCount / LineSize;
+#elif TURA_IPERL || TURA_IPERL_NEW
+		public const int WMsCount = 40;
+		public const int LineSize = 20;
+		public const int CompoundWMsCount = 1;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = WMsCount / LineSize;
+#elif IZRAEL_50
+		public const int WMsCount = 40;
+		public const int LineSize = 10;
+		public const int CompoundWMsCount = 0;
+		public const int HeatMetersCount = 0;
+        public const int MaxPartNr = WMsCount / LineSize;
+#endif
+
+        public static double RealDensity = 0;       /// true water density [kg/m3]
+        public static double AtTemperature = 0;     /// measured at temperature [°C]
+        public static double Buoyancy = 0;
+    }
+}
@@ -13,8 +13,8 @@ namespace Config.Entities
 		public virtual int    ItemNr { get; set; }
 		public virtual string Name { get; set; }
        public virtual string OriName { get; set; }         /// Not mapped to database
-        public virtual double Qfrom { get; set; }           /// Water flow in [m3/h]
-        public virtual double Qto { get; set; }             /// Water flow in [m3/h]
+        public virtual float  Qfrom { get; set; }           /// Water flow in [m3/h]
+        public virtual float  Qto { get; set; }             /// Water flow in [m3/h]
        public virtual Unit   FlowUnit { get; set; }        /// Not mapped to database, used in UI
        public virtual string Selector { get; set; }
        public virtual string TempMtrUp { get; set; }
@@ -22,9 +22,6 @@ namespace Config.Entities
        public virtual string PressMtrUp { get; set; }
        public virtual string PressMtrDown { get; set; }
 		public virtual string PressMtrDelta { get; set; }
-		public virtual string ElectricMtrUp { get; set; }
-		public virtual string ElectricMtrDown { get; set; }
-		public virtual string ElectricMtrDelta { get; set; }
 		public virtual string StopBFValve { get; set; }

        /// Valves		
@@ -62,9 +59,6 @@ namespace Config.Entities
 			result.PressMtrUp    = PressMtrUp;
 			result.PressMtrDown  = PressMtrDown;
 			result.PressMtrDelta = PressMtrDelta;
-			result.ElectricMtrUp    = ElectricMtrUp;
-			result.ElectricMtrDown  = ElectricMtrDown;
-			result.ElectricMtrDelta = ElectricMtrDelta;
 			result.StopBFValve   = StopBFValve;
 			result.ValvesOpen    = ValvesOpen;
 			result.ValvesClose   = ValvesClose;
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2019 Sensus Slovensko a.s.
 ///
 using System;
 using System.Collections.Generic;
@@ -14,11 +14,11 @@ namespace Config.Entities
 		public virtual int ItemNr { get; set; }
 		public virtual string Name { get; set; }
 		public virtual string ClassName { get; set; }
-		public virtual string Parent { get; set; }
-        public virtual DebugMode DebugMode { get; set; }
-		public virtual LogLevel LogLevel { get; set; }
+		public virtual string ParentName { get; set; }
+        public virtual DebugMode Mode { get; set; }
+		public virtual LogLevel Logging { get; set; }
 		public virtual string Parameters { get; set; }
-        public virtual IList<MeasurementCorrection> Corrections { get; set; }
+		public virtual IList<MeasurementCorrection> Corrections { get; set; }
        public virtual IList<Uncertainty> Uncertainties { get; set; }

 		/// ------------- Additional stuff not mapped into the database -------------
@@ -38,9 +38,9 @@ namespace Config.Entities
 			result.ItemNr = itemNr;
 			result.Name = name;
 			result.ClassName = className;
-			result.Parent = parentName;
-            result.DebugMode = debugLevel;
-			result.LogLevel = logLevel;
+			result.ParentName = parentName;
+            result.Mode = debugLevel;
+			result.Logging = logLevel;
 			result.Parameters = parameters;
 			return result;
 		}
@@ -52,9 +52,9 @@ namespace Config.Entities
 			result.ItemNr = ItemNr;
 			result.Name = Name;
            result.ClassName = ClassName;
-			result.Parent = Parent;
-            result.DebugMode = DebugMode;
-			result.LogLevel = LogLevel;
+			result.ParentName = ParentName;
+            result.Mode = Mode;
+			result.Logging = Logging;
 			result.Parameters = Parameters;
 			return result;
 		}
@@ -63,9 +63,9 @@ namespace Config.Entities
        {
            output.WriteLine(Name);
            output.WriteLine(ClassName);
-            output.WriteLine(Parent);
-            output.WriteLine(DebugMode.ToString());
-            output.WriteLine(LogLevel.ToString());
+            output.WriteLine(ParentName);
+            output.WriteLine(Mode.ToString());
+            output.WriteLine(Logging.ToString());
            output.Write(Parameters);

            output.Close();
@@ -77,28 +77,28 @@ namespace Config.Entities

            result.Name = input.ReadLine();
            result.ClassName = input.ReadLine();
-            result.Parent = input.ReadLine();
+            result.ParentName = input.ReadLine();

            string line = input.ReadLine();
-            if (line.Equals(DebugMode.DetectedOff.ToString()))                 result.DebugMode = DebugMode.DetectedOff;
-            else if (line.Equals(DebugMode.DetectedOn.ToString()))             result.DebugMode = DebugMode.DetectedOn;
-            else if (line.Equals(DebugMode.Normal.ToString()))                 result.DebugMode = DebugMode.Normal;
-            else if (line.Equals(DebugMode.AutoDetect.ToString()))             result.DebugMode = DebugMode.AutoDetect;
-            else if (line.Equals(DebugMode.FailureDuringOperation.ToString())) result.DebugMode = DebugMode.FailureDuringOperation;
-            else if (line.Equals(DebugMode.Off.ToString()))                    result.DebugMode = DebugMode.Off;
-            else if (line.Equals(DebugMode.Record.ToString()))                 result.DebugMode = DebugMode.Record;
-            else if (line.Equals(DebugMode.Replay.ToString()))                 result.DebugMode = DebugMode.Replay;
-            else if (line.Equals(DebugMode.Simulate.ToString()))               result.DebugMode = DebugMode.Simulate;
-            else if (line.Equals(DebugMode.Inherit.ToString()))                result.DebugMode = DebugMode.Inherit;
+            if (line.Equals(DebugMode.DetectedOff.ToString())) result.Mode = DebugMode.DetectedOff;
+            else if (line.Equals(DebugMode.DetectedOn.ToString())) result.Mode = DebugMode.DetectedOn;
+            else if (line.Equals(DebugMode.Normal.ToString())) result.Mode = DebugMode.Normal;
+            else if (line.Equals(DebugMode.AutoDetect.ToString())) result.Mode = DebugMode.AutoDetect;
+            else if (line.Equals(DebugMode.FailureDuringOperation.ToString())) result.Mode = DebugMode.FailureDuringOperation;
+            else if (line.Equals(DebugMode.Off.ToString())) result.Mode = DebugMode.Off;
+            else if (line.Equals(DebugMode.Record.ToString())) result.Mode = DebugMode.Record;
+            else if (line.Equals(DebugMode.Replay.ToString())) result.Mode = DebugMode.Replay;
+            else if (line.Equals(DebugMode.Simulate.ToString())) result.Mode = DebugMode.Simulate;
+            else if (line.Equals(DebugMode.Inherit.ToString())) result.Mode = DebugMode.Inherit;

            line = input.ReadLine();
-            if (line.Equals(LogLevel.Off.ToString()))        result.LogLevel = LogLevel.Off;
-            else if (line.Equals(LogLevel.Fatal.ToString())) result.LogLevel = LogLevel.Fatal;
-            else if (line.Equals(LogLevel.Error.ToString())) result.LogLevel = LogLevel.Error;
-            else if (line.Equals(LogLevel.Warn.ToString()))  result.LogLevel = LogLevel.Warn;
-            else if (line.Equals(LogLevel.Info.ToString()))  result.LogLevel = LogLevel.Info;
-            else if (line.Equals(LogLevel.Debug.ToString())) result.LogLevel = LogLevel.Debug;
-            else if (line.Equals(LogLevel.All.ToString()))   result.LogLevel = LogLevel.All;
+            if (line.Equals(LogLevel.Off.ToString())) result.Logging = LogLevel.Off;
+            else if (line.Equals(LogLevel.Fatal.ToString())) result.Logging = LogLevel.Fatal;
+            else if (line.Equals(LogLevel.Error.ToString())) result.Logging = LogLevel.Error;
+            else if (line.Equals(LogLevel.Warn.ToString())) result.Logging = LogLevel.Warn;
+            else if (line.Equals(LogLevel.Info.ToString())) result.Logging = LogLevel.Info;
+            else if (line.Equals(LogLevel.Debug.ToString())) result.Logging = LogLevel.Debug;
+            else if (line.Equals(LogLevel.All.ToString())) result.Logging = LogLevel.All;

            result.Parameters = string.Empty;
            line = input.ReadLine();
@@ -119,12 +119,12 @@ namespace Config.Entities
            result += indent + "ItemNr = " + (ItemNr + 1).ToString() + Environment.NewLine;
            result += indent + "Name = " + Name + Environment.NewLine;
 			result += indent + "ClassName = " + ClassName + Environment.NewLine;
-			if (Parent != null)
+			if (ParentName != null)
 			{
-				result += indent + "ParentName = " + Parent + Environment.NewLine;
+				result += indent + "ParentName = " + ParentName + Environment.NewLine;
 			}
-			result += indent + "DebugLevel = " + DebugMode.ToString() + Environment.NewLine;
-			result += indent + "LogLevel = " + LogLevel.ToString() + Environment.NewLine;
+			result += indent + "DebugLevel = " + Mode.ToString() + Environment.NewLine;
+			result += indent + "LogLevel = " + Logging.ToString() + Environment.NewLine;
 			result += indent + "Parameters = " + Parameters + Environment.NewLine;

 			return result;
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2018 Sensus Slovensko a.s.
 ///
 using System;
 using System.IO;
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2018 Sensus Slovensko a.s.
 ///
 using System;
 using System.IO;
@@ -46,8 +46,8 @@ namespace Config.Entities
            Rank = 2;
            Hidden = false;
            ReadOnly = false;
-            BackColor = unchecked((int)0xFFFF5050);
-            TextColor = unchecked((int)0xFFFFFFFF);
+            BackColor = unchecked((int)0xFFFF5050);     /// (MSB)AARRGGBB(LSB) ... pink
+            TextColor = unchecked((int)0xFFFFFFFF);     /// (MSB)AARRGGBB(LSB) ... white
            TooltipEnabled = true;
            CustomRecurringFunction = null;
        }
@@ -13,12 +13,12 @@ namespace Config.Entities
 		public virtual int    ItemNr { get; set; }
 		public virtual string Name { get; set; }
        public virtual string OriName { get; set; }         /// Not mapped to database
-        public virtual double Qfrom { get; set; }           /// Water flow in [m3/h]
-        public virtual double Qto { get; set; }             /// Water flow in [m3/h]
+        public virtual float  Qfrom { get; set; }           /// Water flow in [m3/h]
+        public virtual float  Qto { get; set; }             /// Water flow in [m3/h]
        public virtual Unit   FlowUnit { get; set; }        /// Not mapped to database, used in UI
        public virtual string Selector { get; set; }
 		public virtual string Pump { get; set; }
-        public virtual string RegVPositions { get; set; }	/// Positions of regulation valves in Category.Feeding in % separated by ';'
+        public virtual string RegulValvesPct { get; set; }	/// Positions of regulation valves in % separated by ';'

        /// Valves
 		public virtual string ValvesOpen { get; set; }
@@ -46,14 +46,14 @@ namespace Config.Entities
        {
 			FeedingPath result = new FeedingPath(name, itemNr);

-			result.Qfrom         = Qfrom;
-            result.Qto           = Qto;
-            result.FlowUnit      = FlowUnit;
-            result.Selector      = Selector;
-			result.Pump          = Pump;
-            result.RegVPositions = RegVPositions;
-            result.ValvesOpen    = ValvesOpen;
-			result.ValvesClose   = ValvesClose;
+			result.Qfrom          = Qfrom;
+            result.Qto            = Qto;
+            result.FlowUnit       = FlowUnit;
+            result.Selector       = Selector;
+			result.Pump           = Pump;
+            result.RegulValvesPct = RegulValvesPct;
+            result.ValvesOpen     = ValvesOpen;
+			result.ValvesClose    = ValvesClose;

            return result;
        }
@@ -1,16 +1,15 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2020 Sensus Slovensko a.s.
 ///
 using System;
 using System.Collections.Generic;
-using Common;

 namespace Config.Entities
 {
    public class Group
    {
        public virtual int Id { get; protected set; }
-        public virtual GID GID { get; set; }
+        public virtual Common.GID GID { get; set; }
        public virtual long AccessFlags { get; set; }		/// Bitfield of access flags: bit0 .. bit62
        public virtual IList<User> Users { get; set; }      /// Group can be a member of a list of users

@@ -19,7 +18,7 @@ namespace Config.Entities
            Users = new List<User>();
 		}

-        public Group(GID gid)
+        public Group(Common.GID gid)
            : this()
        {
 			GID = gid;
@@ -6,7 +6,7 @@ using System.Collections.Generic;

 namespace Config.Entities
 {
-    public class MeasurementCorrection : Common.IMeasurementCorrection, IComparable<MeasurementCorrection>
+	public class MeasurementCorrection : Common.IMeasurementCorrection, IComparable<MeasurementCorrection>
 	{
 		public virtual int Id { get; protected set; }
        public virtual int RangeIx { get; set; }        /// 0..5
@@ -28,7 +28,6 @@ namespace Config.Entities
            return (Measurement > other.Measurement) ? 1 : ((Measurement == other.Measurement) ? 0 : -1);
        }

-
        /// <summary>
        /// Calculates corrected value from a list of corrections by interpolation.
        /// It is assumed that values in the list 'corrections' are sorted.
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2017 Sensus Metering Systems
 ///
 using System;
 using System.Collections.Generic;
@@ -14,15 +14,15 @@ namespace Config.Entities
        public virtual string OriName { get; set; }     /// Not mapped to database

        /// Sensors
-		public virtual string Sensor1  { get; set; }
-		public virtual string Sensor2  { get; set; }
-		public virtual string Sensor3  { get; set; }
-		public virtual string Sensor4  { get; set; }
-		public virtual string Sensor5  { get; set; }
-		public virtual string Sensor6  { get; set; }
-		public virtual string Sensor7  { get; set; }
-		public virtual string Sensor8  { get; set; }
-		public virtual string Sensor9  { get; set; }
+		public virtual string Sensor1 { get; set; }
+		public virtual string Sensor2 { get; set; }
+		public virtual string Sensor3 { get; set; }
+		public virtual string Sensor4 { get; set; }
+		public virtual string Sensor5 { get; set; }
+		public virtual string Sensor6 { get; set; }
+		public virtual string Sensor7 { get; set; }
+		public virtual string Sensor8 { get; set; }
+		public virtual string Sensor9 { get; set; }
 		public virtual string Sensor10 { get; set; }
 		public virtual string Sensor11 { get; set; }
 		public virtual string Sensor12 { get; set; }
@@ -34,6 +34,26 @@ namespace Config.Entities
 		public virtual string Sensor18 { get; set; }
 		public virtual string Sensor19 { get; set; }
 		public virtual string Sensor20 { get; set; }
+        public virtual string Sensor21 { get; set; }
+        public virtual string Sensor22 { get; set; }
+        public virtual string Sensor23 { get; set; }
+        public virtual string Sensor24 { get; set; }
+        public virtual string Sensor25 { get; set; }
+        public virtual string Sensor26 { get; set; }
+        public virtual string Sensor27 { get; set; }
+        public virtual string Sensor28 { get; set; }
+        public virtual string Sensor29 { get; set; }
+        public virtual string Sensor30 { get; set; }
+        public virtual string Sensor31 { get; set; }
+        public virtual string Sensor32 { get; set; }
+        public virtual string Sensor33 { get; set; }
+        public virtual string Sensor34 { get; set; }
+        public virtual string Sensor35 { get; set; }
+        public virtual string Sensor36 { get; set; }
+        public virtual string Sensor37 { get; set; }
+        public virtual string Sensor38 { get; set; }
+        public virtual string Sensor39 { get; set; }
+        public virtual string Sensor40 { get; set; }

        /// ------------- Additional stuff not mapped into the database -------------

@@ -51,15 +71,15 @@ namespace Config.Entities
 		public virtual MetersPath Clone(string name, int itemNr)
        {
            MetersPath result = new MetersPath(name, itemNr);
-			result.Sensor1  = Sensor1;
-			result.Sensor2  = Sensor2;
-			result.Sensor3  = Sensor3;
-			result.Sensor4  = Sensor4;
-            result.Sensor5  = Sensor5;
-            result.Sensor6  = Sensor6;
-            result.Sensor7  = Sensor7;
-            result.Sensor8  = Sensor8;
-            result.Sensor9  = Sensor9;
+			result.Sensor1 = Sensor1;
+			result.Sensor2 = Sensor2;
+			result.Sensor3 = Sensor3;
+			result.Sensor4 = Sensor4;
+            result.Sensor5 = Sensor5;
+            result.Sensor6 = Sensor6;
+            result.Sensor7 = Sensor7;
+            result.Sensor8 = Sensor8;
+            result.Sensor9 = Sensor9;
            result.Sensor10 = Sensor10;
            result.Sensor11 = Sensor11;
            result.Sensor12 = Sensor12;
@@ -71,59 +91,119 @@ namespace Config.Entities
            result.Sensor18 = Sensor18;
            result.Sensor19 = Sensor19;
            result.Sensor20 = Sensor20;
+            result.Sensor21 = Sensor21;
+            result.Sensor22 = Sensor22;
+            result.Sensor23 = Sensor23;
+            result.Sensor24 = Sensor24;
+            result.Sensor25 = Sensor25;
+            result.Sensor26 = Sensor26;
+            result.Sensor27 = Sensor27;
+            result.Sensor28 = Sensor28;
+            result.Sensor29 = Sensor29;
+            result.Sensor30 = Sensor30;
+            result.Sensor31 = Sensor31;
+            result.Sensor32 = Sensor32;
+            result.Sensor33 = Sensor33;
+            result.Sensor34 = Sensor34;
+            result.Sensor35 = Sensor35;
+            result.Sensor36 = Sensor36;
+            result.Sensor37 = Sensor37;
+            result.Sensor38 = Sensor38;
+            result.Sensor39 = Sensor39;
+            result.Sensor40 = Sensor40;

            return result;
        }

        /// Returns the component name
-        public virtual string GetSensor(int wmNr0)
+        public virtual string GetSensor(int i)
        {
-            if      (wmNr0 == 0)  return Sensor1;
-            else if (wmNr0 == 1)  return Sensor2;
-            else if (wmNr0 == 2)  return Sensor3;
-            else if (wmNr0 == 3)  return Sensor4;
-            else if (wmNr0 == 4)  return Sensor5;
-            else if (wmNr0 == 5)  return Sensor6;
-            else if (wmNr0 == 6)  return Sensor7;
-            else if (wmNr0 == 7)  return Sensor8;
-            else if (wmNr0 == 8)  return Sensor9;
-            else if (wmNr0 == 9)  return Sensor10;
-            else if (wmNr0 == 10) return Sensor11;
-            else if (wmNr0 == 11) return Sensor12;
-            else if (wmNr0 == 12) return Sensor13;
-            else if (wmNr0 == 13) return Sensor14;
-            else if (wmNr0 == 14) return Sensor15;
-            else if (wmNr0 == 15) return Sensor16;
-            else if (wmNr0 == 16) return Sensor17;
-            else if (wmNr0 == 17) return Sensor18;
-            else if (wmNr0 == 18) return Sensor19;
-            else if (wmNr0 == 19) return Sensor20;
+            if (i == 0) return Sensor1;
+            else if (i == 1) return Sensor2;
+            else if (i == 2) return Sensor3;
+            else if (i == 3) return Sensor4;
+            else if (i == 4) return Sensor5;
+            else if (i == 5) return Sensor6;
+            else if (i == 6) return Sensor7;
+            else if (i == 7) return Sensor8;
+            else if (i == 8) return Sensor9;
+            else if (i == 9) return Sensor10;
+            else if (i == 10) return Sensor11;
+            else if (i == 11) return Sensor12;
+            else if (i == 12) return Sensor13;
+            else if (i == 13) return Sensor14;
+            else if (i == 14) return Sensor15;
+            else if (i == 15) return Sensor16;
+            else if (i == 16) return Sensor17;
+            else if (i == 17) return Sensor18;
+            else if (i == 18) return Sensor19;
+            else if (i == 19) return Sensor20;
+            else if (i == 20) return Sensor21;
+            else if (i == 21) return Sensor22;
+            else if (i == 22) return Sensor23;
+            else if (i == 23) return Sensor24;
+            else if (i == 24) return Sensor25;
+            else if (i == 25) return Sensor26;
+            else if (i == 26) return Sensor27;
+            else if (i == 27) return Sensor28;
+            else if (i == 28) return Sensor29;
+            else if (i == 29) return Sensor30;
+            else if (i == 30) return Sensor31;
+            else if (i == 31) return Sensor32;
+            else if (i == 32) return Sensor33;
+            else if (i == 33) return Sensor34;
+            else if (i == 34) return Sensor35;
+            else if (i == 35) return Sensor36;
+            else if (i == 36) return Sensor37;
+            else if (i == 37) return Sensor38;
+            else if (i == 38) return Sensor39;
+            else if (i == 39) return Sensor40;
            else return null;
        }

        /// Sets the component name
-        public virtual void SetSensor(int wmNr0, string cmpntName)
+        public virtual void SetSensor(int i, string cmpntName)
        {
-            if      (wmNr0 == 0)  Sensor1  = cmpntName;
-            else if (wmNr0 == 1)  Sensor2  = cmpntName;
-            else if (wmNr0 == 2)  Sensor3  = cmpntName;
-            else if (wmNr0 == 3)  Sensor4  = cmpntName;
-            else if (wmNr0 == 4)  Sensor5  = cmpntName;
-            else if (wmNr0 == 5)  Sensor6  = cmpntName;
-            else if (wmNr0 == 6)  Sensor7  = cmpntName;
-            else if (wmNr0 == 7)  Sensor8  = cmpntName;
-            else if (wmNr0 == 8)  Sensor9  = cmpntName;
-            else if (wmNr0 == 9)  Sensor10 = cmpntName;
-            else if (wmNr0 == 10) Sensor11 = cmpntName;
-            else if (wmNr0 == 11) Sensor12 = cmpntName;
-            else if (wmNr0 == 12) Sensor13 = cmpntName;
-            else if (wmNr0 == 13) Sensor14 = cmpntName;
-            else if (wmNr0 == 14) Sensor15 = cmpntName;
-            else if (wmNr0 == 15) Sensor16 = cmpntName;
-            else if (wmNr0 == 16) Sensor17 = cmpntName;
-            else if (wmNr0 == 17) Sensor18 = cmpntName;
-            else if (wmNr0 == 18) Sensor19 = cmpntName;
-            else if (wmNr0 == 19) Sensor20 = cmpntName;
+            if (i == 0) Sensor1 = cmpntName;
+            else if (i == 1) Sensor2 = cmpntName;
+            else if (i == 2) Sensor3 = cmpntName;
+            else if (i == 3) Sensor4 = cmpntName;
+            else if (i == 4) Sensor5 = cmpntName;
+            else if (i == 5) Sensor6 = cmpntName;
+            else if (i == 6) Sensor7 = cmpntName;
+            else if (i == 7) Sensor8 = cmpntName;
+            else if (i == 8) Sensor9 = cmpntName;
+            else if (i == 9) Sensor10 = cmpntName;
+            else if (i == 10) Sensor11 = cmpntName;
+            else if (i == 11) Sensor12 = cmpntName;
+            else if (i == 12) Sensor13 = cmpntName;
+            else if (i == 13) Sensor14 = cmpntName;
+            else if (i == 14) Sensor15 = cmpntName;
+            else if (i == 15) Sensor16 = cmpntName;
+            else if (i == 16) Sensor17 = cmpntName;
+            else if (i == 17) Sensor18 = cmpntName;
+            else if (i == 18) Sensor19 = cmpntName;
+            else if (i == 19) Sensor20 = cmpntName;
+            else if (i == 20) Sensor21 = cmpntName;
+            else if (i == 21) Sensor22 = cmpntName;
+            else if (i == 22) Sensor23 = cmpntName;
+            else if (i == 23) Sensor24 = cmpntName;
+            else if (i == 24) Sensor25 = cmpntName;
+            else if (i == 25) Sensor26 = cmpntName;
+            else if (i == 26) Sensor27 = cmpntName;
+            else if (i == 27) Sensor28 = cmpntName;
+            else if (i == 28) Sensor29 = cmpntName;
+            else if (i == 29) Sensor30 = cmpntName;
+            else if (i == 30) Sensor31 = cmpntName;
+            else if (i == 31) Sensor32 = cmpntName;
+            else if (i == 32) Sensor33 = cmpntName;
+            else if (i == 33) Sensor34 = cmpntName;
+            else if (i == 34) Sensor35 = cmpntName;
+            else if (i == 35) Sensor36 = cmpntName;
+            else if (i == 36) Sensor37 = cmpntName;
+            else if (i == 37) Sensor38 = cmpntName;
+            else if (i == 38) Sensor39 = cmpntName;
+            else if (i == 39) Sensor40 = cmpntName;
        }
    }
 }
@@ -13,18 +13,18 @@ namespace Config.Entities
 		public virtual int    ItemNr { get; set; }
 		public virtual string Name { get; set; }
        public virtual string OriName { get; set; }         /// Not mapped to database
-        public virtual double Qfrom { get; set; }			/// Water flow in [m3/h]
-        public virtual double Qto { get; set; }				/// Water flow in [m3/h]
+        public virtual float  Qfrom { get; set; }			/// Water flow in [m3/h]
+        public virtual float  Qto { get; set; }				/// Water flow in [m3/h]
        public virtual Unit   FlowUnit { get; set; }        /// Not mapped to database, used in UI
        public virtual string Selector { get; set; }
-        public virtual string RegValve { get; set; }
+        public virtual string RegulValve { get; set; }
 		public virtual string FlowMeter { get; set; }
 		public virtual float  PidCoef { get; set; }			/// PID coefficient for the regulation path
        public virtual string StartValve { get; set; }
        public virtual string Diverter { get; set; }
-		public virtual string TempMtrDiv { get; set; }
+		public virtual string TempDiv { get; set; }
 		public virtual string Scale { get; set; }
-        public virtual string RegVPositions { get; set; }	/// Positions of regulation valves in Category.Output in % separated by ';'
+        public virtual string RegulValvesPct { get; set; }	/// Positions of regulation valves in % separated by ';'

        /// Valves		
 		public virtual string ValvesOpen { get; set; }
@@ -52,21 +52,21 @@ namespace Config.Entities
        {
 			OutputPath result = new OutputPath(name, itemNr);

-			result.Name        = Name;
-			result.Qfrom       = Qfrom;
-            result.Qto         = Qto;
-            result.FlowUnit    = FlowUnit;
-            result.Selector    = Selector;
-            result.RegValve    = RegValve;
-			result.FlowMeter   = FlowMeter;
-			result.PidCoef     = PidCoef;
-            result.StartValve  = StartValve;
-			result.Diverter    = Diverter;
-			result.TempMtrDiv  = TempMtrDiv;
-			result.Scale       = Scale;
-            result.RegVPositions= RegVPositions;
-			result.ValvesOpen  = ValvesOpen;
-			result.ValvesClose = ValvesClose;
+			result.Name           = Name;
+			result.Qfrom          = Qfrom;
+            result.Qto            = Qto;
+            result.FlowUnit       = FlowUnit;
+            result.Selector       = Selector;
+			result.RegulValve     = RegulValve;
+			result.FlowMeter      = FlowMeter;
+			result.PidCoef        = PidCoef;
+            result.StartValve     = StartValve;
+			result.Diverter       = Diverter;
+			result.TempDiv        = TempDiv;
+			result.Scale          = Scale;
+            result.RegulValvesPct = RegulValvesPct;
+			result.ValvesOpen     = ValvesOpen;
+			result.ValvesClose    = ValvesClose;

            return result;
        }
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2019-2023 Sensus Slovensko a.s.
+/// Copyright (c) 2019-2022 Sensus Slovensko a.s.
 ///
 using System;
 using System.Globalization;
@@ -16,9 +16,7 @@ namespace Config.Entities
        public virtual int Id { get; protected set; }
        public virtual int ItemNr { get; set; }
        public virtual string Name { get; set; }
-        public virtual int Part { get; set; }                   /// Part=0 ... test of all WM-s    
-                                                                /// Part>0 ... part of a set of tests with the same Name: subset of WM-s is given by MetersPath
-        public virtual FlowId FlowId { get; set; }
+        public virtual int Part { get; set; }				    /// Part=0 ... test of all WM-s                                                               /// Part>0 ... part of a set of tests with the same Name: subset of WM-s is given by MetersPath
        public virtual double CoefQfrom { get; set; }           /// Water flow low limit in [m3/h]
        public virtual double CoefQto { get; set; }				/// Water flow high limit in [m3/h]
        public virtual double ErrLimLo { get; set; }			/// in [%] usually < 0, in case of heat meters: 1=class1, 2=class2, 3=class3
@@ -188,7 +186,6 @@ namespace Config.Entities

            output.WriteLine(Name);
            output.WriteLine(Part);
-            output.WriteLine(((ushort)FlowId).ToString(ci));
            output.WriteLine(CoefQfrom.ToString(ci));
            output.WriteLine(CoefQto.ToString(ci));
            output.WriteLine(ErrLimLo.ToString(ci));
@@ -248,7 +245,6 @@ namespace Config.Entities

            tst.Name = firstLine;
            tst.Part = int.Parse(input.ReadLine());
-            tst.FlowId = (FlowId)ushort.Parse(input.ReadLine(), ci);
            tst.CoefQfrom = double.Parse(input.ReadLine(), ci);
 			tst.CoefQto = double.Parse(input.ReadLine(), ci);
 			tst.ErrLimLo = double.Parse(input.ReadLine(), ci);
@@ -310,7 +306,6 @@ namespace Config.Entities

                                 if (Name != firstLine)               { diff.AppendFormat(fmt, "Name", Name, firstLine); };
            ln = inp.ReadLine(); if (ln != Part.ToString())           { diff.AppendFormat(fmt, "Part", Part.ToString(), ln); };
-            ln = inp.ReadLine(); if (ln != ((ushort)FlowId).ToString()){diff.AppendFormat(fmt, "FlowId", ((ushort)FlowId).ToString(), ln); };
            ln = inp.ReadLine(); if (ln != CoefQfrom.ToString(ci))    { diff.AppendFormat(fmt, "CoefQfrom", CoefQfrom.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != CoefQto.ToString(ci))      { diff.AppendFormat(fmt, "CoefQto", CoefQto.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != ErrLimLo.ToString(ci))     { diff.AppendFormat(fmt, "ErrLimLo", ErrLimLo.ToString(ci), ln); };
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2023 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
 ///
 using System;
 using System.Collections.Generic;
@@ -75,7 +75,7 @@ namespace Config.Entities
 			///
 			/// Default values
 			/// 
-            CreationUser = Common.CurrentUser.UserName();
+			CreationUser = Users.CurrentUser.UserName();
 			CreationTime = DateTime.Now;
 			LastChgUser = CreationUser;
 			LastChgTime = CreationTime;
@@ -36,7 +36,7 @@ namespace Config.Entities
 			///
 			/// Default values
 			/// 
-            CreationUser = CurrentUser.UserName();
+            CreationUser = Users.CurrentUser.UserName();
 			CreationTime = DateTime.Now;
 			LastChgUser = CreationUser;
 			LastChgTime = CreationTime;
@@ -19,15 +19,14 @@ namespace Config.Entities
        public virtual string Name { get; set; }	
 		public virtual int Part { get; set; }				/// Part=0 ... test of all WM-s
 															/// Part>0 ... part of a set of tests with the same Name: subset of WM-s is given by MetersPath
-        public virtual TestProfile Profile { get; set; }    /// UserDefined, UserDefinedCompound, UserDefinedHeatMeter, Protected, ProtectedCompound, ProtectedHeatMeter
+        public virtual TestProfile Profile { get; set; }    /// UserDefined, Protected, UserDefinedHeatMeter, ProtectedHeatMeter
        public virtual sbyte Publish { get; set; }			/// 0=no, 1=in all protocols, 2=on screen, 3=internal
 		public virtual bool DoEvaluate { get; set; }
-        public virtual double Qtg { get; set; }             /// When == -1 => Qtg is determined by the test method, otherwise Qtg is in [m3/h], 
-        public virtual double Qfrom { get; set; }			/// Water flow low limit in [m3/h] or in [%] of Qtg
-        public virtual double Qto { get; set; }				/// Water flow high limit in [m3/h] or in [%] of Qtg
-        public virtual bool IsFromToInPct { get; set; }     /// true: Qfrom and Qto are in % of Qtg, false: Qfrom and Qto are in [m3/h]
+        public virtual double Qtg { get; set; }             /// Target water flow [m3/h]
+        public virtual double Qfrom { get; set; }			/// Water flow low limit in [m3/h]
+        public virtual double Qto { get; set; }				/// Water flow high limit in [m3/h]
 		public virtual double Volume { get; set; }			/// Test volume (target) in [l]
-        public virtual double TestTime { get; set; }	    /// Test time (estimate) in [s]
+        public virtual double TestTime { get; set; }		/// Test time (estimate) in [s]
        public virtual string Method { get; set; }
        public virtual float ErrLimLo { get; set; }			/// in [%] usually < 0, in case of heat meters: 1=class1, 2=class2, 3=class3
        public virtual float ErrLimHi { get; set; }			/// in [%] usually > 0, in case of heat meters: -Qn in m3/h
@@ -46,7 +45,8 @@ namespace Config.Entities
        public virtual int TimeFlow2Mass { get; set; }		/// Delay time from the flow stable to the 1st mass measurement in [s]
        public virtual int TimePump2StartV { get; set; }	/// Delay time from the start of the pump to opening the start valve in [s]
        public virtual int TimeStop2Mass { get; set; }		/// Delay time from the test end (diverted) to the 2nd mass measuremen in [s]
-		public virtual int ShortPulses { get; set; }		/// Short pulses
+		public virtual double ShortPulses { get; set; }		///  = Filter
+        public virtual string RedType { get; set; }
 		public virtual string FeedingPath { get; set; }
 		public virtual string BenchPath { get; set; }
 		public virtual string OutputPath { get; set; }
@@ -57,12 +57,14 @@ namespace Config.Entities
        public virtual string TransBefore { get; set; }
 		public virtual string TransBetween { get; set; }
 		public virtual string TransAfter { get; set; }
-
-        public virtual IList<ComponentTest> MoreParams { get; set; }
-
-        public virtual Procedure Procedure { get; set; }
-
-        /// Additional stuff not mapped into the database
+#if ORACLE_DB
+        public virtual int OraId { get; set; }
+        public virtual int OraIdRepetMulti { get; set; }
+        public virtual string OraDesignation { get; set; }
+        public virtual int RawDataId { get; set; }
+        public virtual int RawDataIdRepetMulti { get; set; }
+        public virtual string RawDataDesignation { get; set; }
+#endif
        public virtual bool IsOuterLoopStart { get; set; }   /// Not mapped to database
        public virtual bool IsOuterLoopEnd { get; set; }     /// Not mapped to database

@@ -78,17 +80,12 @@ namespace Config.Entities
        public virtual Unit TempUnit { get; set; }           /// Not mapped to database, used in ProcedureDlg / Metrology1Tab
        public virtual Unit PressUnit { get; set; }          /// Not mapped to database, used in ProcedureDlg / Metrology1Tab
        public virtual Unit LengthUnit { get; set; }         /// Not mapped to database, used in ProcedureDlg / Metrology1Tab
-	    public virtual Unit ElectricUnit { get; set; }         /// Not mapped to database, used in ProcedureDlg / Metrology1Tab

-        /// Wrappers        
-        public virtual double QfromM3ph()
-        {
-            return !IsFromToInPct ? Qfrom : Qtg >= 0 ? Qtg * Qfrom / 100 : 0;
-        }
-        public virtual double QtoM3ph()
-        {
-            return !IsFromToInPct ? Qto : Qtg >= 0 ? Qtg * Qto / 100 : 0;
-        }
+		public virtual IList<ComponentTest> MoreParams { get; set; }
+
+		public virtual Procedure Procedure { get; set; }
+
+        /// ------------- Additional stuff not mapped into the database -------------

        public Test()
        {
@@ -101,7 +98,6 @@ namespace Config.Entities
            Profile = TestProfile.UserDefined;
            Publish = (sbyte)Common.Publish.Always;
 			DoEvaluate = true;
-            IsFromToInPct = false;
            ErrLimLo = -2.0f;				/// [%] lower error limit
            ErrLimHi = 2.0f;				/// [%] upper error limit
            Uncertainty = 0;
@@ -123,7 +119,15 @@ namespace Config.Entities
 			TransBefore = string.Empty;
 			TransBetween = string.Empty;
 			TransAfter = string.Empty;
-		}
+#if ORACLE_DB
+            OraId = 0;
+            OraIdRepetMulti = 0;
+            OraDesignation = string.Empty;
+            RawDataId = 0;
+            RawDataIdRepetMulti = 0;
+            RawDataDesignation = string.Empty;
+#endif
+        }

 		public Test(string name, int itemNr, Procedure procedure)
 			: this()
@@ -171,8 +175,7 @@ namespace Config.Entities
            result.Qtg = Qtg;
 			result.Qfrom = Qfrom;
            result.Qto = Qto;
-            result.IsFromToInPct = IsFromToInPct;
-            result.Volume = Volume;
+			result.Volume = Volume;
 			result.TestTime = TestTime;
 			result.Method = Method;
 			result.ErrLimLo = ErrLimLo;
@@ -193,6 +196,7 @@ namespace Config.Entities
            result.TimePump2StartV = TimePump2StartV;
 			result.TimeStop2Mass = TimeStop2Mass;
 			result.ShortPulses = ShortPulses;
+            result.RedType = RedType;
 			result.FeedingPath = FeedingPath;
 			result.BenchPath = BenchPath;
 			result.OutputPath = OutputPath;
@@ -203,14 +207,20 @@ namespace Config.Entities
 			result.TransBefore = TransBefore;
 			result.TransBetween = TransBetween;
 			result.TransAfter = TransAfter;
+#if ORACLE_DB
+            result.OraId = OraId;
+            result.OraIdRepetMulti = OraIdRepetMulti;
+            result.OraDesignation = OraDesignation;
+            result.RawDataId = RawDataId;
+            result.RawDataIdRepetMulti = RawDataIdRepetMulti;
+            result.RawDataDesignation = RawDataDesignation;
+#endif
            result.VolumeUnit = VolumeUnit;
            result.FlowUnit = FlowUnit;
-            result.FlowUnit = FlowUnit;
            result.MassUnit = MassUnit;
            result.TempUnit = TempUnit;
            result.PressUnit = PressUnit;
            result.LengthUnit = LengthUnit;
-            result.ElectricUnit = ElectricUnit;
            foreach (var prms in MoreParams) { result.MoreParams.Add(prms.Clone()); }

            return result;
@@ -227,7 +237,6 @@ namespace Config.Entities
            output.WriteLine(Qtg.ToString(ci));
            output.WriteLine(Qfrom.ToString(ci));
            output.WriteLine(Qto.ToString(ci));
-            output.WriteLine(IsFromToInPct.ToString());
            output.WriteLine(Volume.ToString(ci));
            output.WriteLine(TestTime.ToString(ci));
            output.WriteLine(Method);
@@ -248,7 +257,6 @@ namespace Config.Entities
            output.WriteLine(TimeFlow2Mass.ToString(ci));
            output.WriteLine(TimePump2StartV.ToString(ci));
            output.WriteLine(TimeStop2Mass.ToString(ci));
-            output.WriteLine(ShortPulses.ToString(ci));
            output.WriteLine(FeedingPath);
            output.WriteLine(BenchPath);
            output.WriteLine(OutputPath);
@@ -257,7 +265,14 @@ namespace Config.Entities
            output.WriteLine(TransBetween);
            output.WriteLine(Profile);
            output.WriteLine(TransAfter);
-
+#if ORACLE_DB
+            output.WriteLine(OraId);
+            output.WriteLine(OraIdRepetMulti);
+            output.WriteLine(OraDesignation);
+            output.WriteLine(RawDataId);
+            output.WriteLine(RawDataIdRepetMulti);
+            output.WriteLine(RawDataDesignation);
+#endif
            foreach (var prms in MoreParams) { prms.Export(output); }
            output.WriteLine();
        }
@@ -280,7 +295,6 @@ namespace Config.Entities
            tst.Qtg = double.Parse(input.ReadLine(), ci);
            tst.Qfrom = double.Parse(input.ReadLine(), ci);
            tst.Qto = double.Parse(input.ReadLine(), ci);
-            tst.IsFromToInPct = bool.Parse(input.ReadLine());
            tst.Volume = double.Parse(input.ReadLine(), ci);
            tst.TestTime = double.Parse(input.ReadLine(), ci);
            tst.Method = input.ReadLine();
@@ -301,7 +315,6 @@ namespace Config.Entities
 			tst.TimeFlow2Mass = int.Parse(input.ReadLine(), ci);
 			tst.TimePump2StartV = int.Parse(input.ReadLine(), ci);
 			tst.TimeStop2Mass = int.Parse(input.ReadLine(), ci);
-            tst.ShortPulses = int.Parse(input.ReadLine(), ci);
            tst.FeedingPath = input.ReadLine();
            tst.BenchPath = input.ReadLine();
            tst.OutputPath = input.ReadLine();
@@ -310,12 +323,17 @@ namespace Config.Entities
            tst.TransBetween = input.ReadLine();
            string line = input.ReadLine();
            tst.Profile = line.Equals(TestProfile.ProtectedHeatMeter.ToString()) ? TestProfile.ProtectedHeatMeter
-                        : line.Equals(TestProfile.ProtectedCompound.ToString()) ? TestProfile.ProtectedCompound
-                        : line.Equals(TestProfile.Protected.ToString()) ? TestProfile.Protected
-                        : line.Equals(TestProfile.UserDefinedHeatMeter.ToString()) ? TestProfile.UserDefinedHeatMeter
-                        : line.Equals(TestProfile.UserDefinedCompound.ToString()) ? TestProfile.UserDefinedCompound
-                        : TestProfile.UserDefined;  /// UserDefined is the default
+                          : line.Equals(TestProfile.UserDefinedHeatMeter.ToString()) ? TestProfile.UserDefinedHeatMeter
+                          : line.Equals(TestProfile.Protected.ToString()) ? TestProfile.Protected : TestProfile.UserDefined;  /// UserDefined is the default
            tst.TransAfter = input.ReadLine();
+#if ORACLE_DB
+            tst.OraId = int.Parse(input.ReadLine(), ci);
+            tst.OraIdRepetMulti = int.Parse(input.ReadLine(), ci);
+            tst.OraDesignation = input.ReadLine();
+            tst.RawDataId = int.Parse(input.ReadLine(), ci);
+            tst.RawDataIdRepetMulti = int.Parse(input.ReadLine(), ci);
+            tst.RawDataDesignation = input.ReadLine();
+#endif

            while (true)
            {
@@ -347,7 +365,6 @@ namespace Config.Entities
            ln = inp.ReadLine(); if (ln != Qtg.ToString(ci))                { diff.AppendFormat(fmt, "Qtg", Qtg.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != Qfrom.ToString(ci))              { diff.AppendFormat(fmt, "Qfrom", Qfrom.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != Qto.ToString(ci))                { diff.AppendFormat(fmt, "Qto", Qto.ToString(ci), ln); };
-            ln = inp.ReadLine(); if (ln != IsFromToInPct.ToString())        { diff.AppendFormat(fmt, "IsFromToInPct", IsFromToInPct.ToString(), ln); };
            ln = inp.ReadLine(); if (ln != Volume.ToString(ci))             { diff.AppendFormat(fmt, "Volume", Volume.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != TestTime.ToString(ci))           { diff.AppendFormat(fmt, "TstTime", TestTime.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != Method)                          { diff.AppendFormat(fmt, "Method", Method, ln); };
@@ -355,8 +372,8 @@ namespace Config.Entities
            ln = inp.ReadLine(); if (ln != ErrLimHi.ToString(ci))           { diff.AppendFormat(fmt, "ErrLimHi", ErrLimHi.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != Uncertainty.ToString(ci))        { diff.AppendFormat(fmt, "Uncertainty", Uncertainty.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != Repeats.ToString(ci))            { diff.AppendFormat(fmt, "Repeats", Repeats.ToString(ci), ln); };
-            ln = inp.ReadLine(); if (ln != DoDraining.ToString())           { diff.AppendFormat(fmt, "DoDraining", DoDraining.ToString(), ln); };
-            ln = inp.ReadLine(); if (ln != DoDrainingAfter.ToString())      { diff.AppendFormat(fmt, "DoDrainingAfter", DoDrainingAfter.ToString(), ln); };
+            ln = inp.ReadLine(); if (ln != DoDraining.ToString(ci))         { diff.AppendFormat(fmt, "Draining", DoDraining.ToString(ci), ln); };
+            ln = inp.ReadLine(); if (ln != DoDrainingAfter.ToString(ci))    { diff.AppendFormat(fmt, "Zeroing", DoDrainingAfter.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != TempLimLo.ToString(ci))          { diff.AppendFormat(fmt, "TempLimLo", TempLimLo.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != TempLimHi.ToString(ci))          { diff.AppendFormat(fmt, "TempLimHi", TempLimHi.ToString(ci), ln); };
            ln = inp.ReadLine(); if (ln != TempControl)                     { diff.AppendFormat(fmt, "TempController", TempControl, ln); };
@@ -372,11 +389,18 @@ namespace Config.Entities
            ln = inp.ReadLine(); if (ln != BenchPath)                       { diff.AppendFormat(fmt, "BenchPath", BenchPath, ln); };
            ln = inp.ReadLine(); if (ln != OutputPath)                      { diff.AppendFormat(fmt, "OutputPath", OutputPath, ln); };
            ln = inp.ReadLine(); if (ln != MetersPath)                      { diff.AppendFormat(fmt, "MetersPath", MetersPath, ln); };
-            ln = inp.ReadLine(); if (ln != TransBefore)                     { diff.AppendFormat(fmt, "TransBefore", TransBefore, ln); };
-            ln = inp.ReadLine(); if (ln != TransBetween)                    { diff.AppendFormat(fmt, "TransBetween", TransBetween, ln); };
-            ln = inp.ReadLine(); if (ln != Profile.ToString())              { diff.AppendFormat(fmt, "Profile", Profile, ln); };
-            ln = inp.ReadLine(); if (ln != TransAfter)                      { diff.AppendFormat(fmt, "TransAfter", TransAfter, ln); };
-
+            ln = inp.ReadLine(); if (ln != TransBefore)                     { diff.AppendFormat(fmt, "RelTransBefore", TransBefore, ln); };
+            ln = inp.ReadLine(); if (ln != TransBetween)                    { diff.AppendFormat(fmt, "RelTransBetween", TransBetween, ln); };
+            ln = inp.ReadLine(); if (ln != Profile.ToString())              { diff.AppendFormat(fmt, "RelTransAfter", Profile, ln); };
+            ln = inp.ReadLine(); if (ln != TransAfter)                      { diff.AppendFormat(fmt, "TransitionAfter", TransAfter, ln); };
+#if ORACLE_DB
+            ln = inp.ReadLine(); if (ln != OraId.ToString(ci))              { diff.AppendFormat(fmt, "OraId", OraId.ToString(ci), ln); };
+            ln = inp.ReadLine(); if (ln != OraIdRepetMulti.ToString(ci))    { diff.AppendFormat(fmt, "OraIdRepetMulti", OraIdRepetMulti.ToString(ci), ln); };
+            ln = inp.ReadLine(); if (ln != OraDesignation)                  { diff.AppendFormat(fmt, "OraDesignation", OraDesignation, ln); };
+            ln = inp.ReadLine(); if (ln != RawDataId.ToString(ci))          { diff.AppendFormat(fmt, "RawDataId", RawDataId.ToString(ci), ln); };
+            ln = inp.ReadLine(); if (ln != RawDataIdRepetMulti.ToString(ci)){ diff.AppendFormat(fmt, "RawDataIdRepetMulti", RawDataIdRepetMulti.ToString(ci), ln); };
+            ln = inp.ReadLine(); if (ln != RawDataDesignation)              { diff.AppendFormat(fmt, "RawDataDesignation", RawDataDesignation, ln); };
+#endif
            return diff.ToString();
        }

@@ -1,19 +1,14 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2019 Sensus Slovensko a.s.
 ///
 using System;
 using System.Collections.Generic;
-using log4net;
-using Common;
-using Config.Resources;

 namespace Config.Entities
 {
-    public class User : Common.IUser
+    public class User
    {
-        static readonly ILog log = LogManager.GetLogger(typeof(User));
-
-        public virtual int Id { get; protected set; }
+		public virtual int Id { get; protected set; }
        public virtual string UserName { get; set; }	/// = name, alias, abbreviation
 		public virtual string FullName { get; set; }	/// = description
        public virtual string Tag { get; set; }
@@ -25,27 +20,11 @@ namespace Config.Entities
        public virtual DateTime LastPwChange { get; set; }
        public virtual IList<Group> Groups { get; set; }   //User can be a member of a list of groups

-        private bool powerUser;		        /// true for built-in users, power users have full access even with empty Groups list
-        public virtual bool IsPowerUser() { return powerUser; }
-
-        private string legalizator;         /// Not mapped to a database !!!, 2nd user entered in a logging dialog
-        public virtual void SetLegalizator(string value) { legalizator = value; }
-        public virtual string GetLegalizator() { return legalizator; }
-
        public User()
        {
            Groups = new List<Group>();
        }

-        public User(string userName, int number, bool powerUser)
-        {
-            UserName = userName;
-            Number = number;
-            this.powerUser = powerUser;
-            Groups = new List<Group>();
-            FullName = powerUser ? "Power User" : string.Empty;
-        }
-
 		/// <summary>
 		/// Adds a group to the user.
 		/// </summary>
@@ -55,155 +34,14 @@ namespace Config.Entities
 			Groups.Add(group);
 		}

-        /// <summary>
-        /// All members are copied except of ID (so that NHibernate works properly).
-        /// List of groups is empty.
-        /// </summary>
-        /// <param name="user"></param>
-        /// <returns></returns>
-        public virtual object Clone()
-        {
-            User newUser = new User(UserName, Number, false);
-            newUser.FullName = FullName;
-            newUser.Number = Number;
-            newUser.Tag = Tag;
-            newUser.Password = Password;
-            newUser.LastPwChange = LastPwChange;
-            return newUser;
-        }
-
-        public override string ToString()
-        {
-            return (UserName != null) ? UserName : Number.ToString();
-        }
-
-        /// ------------- Additional stuff not mapped into the database -------------
-
-        /// <summary>
-        /// Check whether user is a member of a group.
-        /// </summary>
-        /// <param name="groupId">Group GID</param>
-        /// <returns>true is user is a member of the specified group</returns>
-        public virtual bool IsMemberOf(GID groupId)
-        {
-            if (powerUser)
-            {
-                return true;
-            }
-            else if ((groupId >= 0) && (groupId < GID.NrOfGroups))
-            {
-                foreach (var g in Groups)
-                {
-                    if (g.GID == groupId) return true;
-                }
-            }
-
-            return false;
-        }
-
-        /// <summary>
-        /// Check whether user is a member of any of specified groups.
-        /// Returns true also when no groups are defined (groupIds = null).
-        /// </summary>
-        /// <param name="groupIds">An array of group GID-s or null (no membership required)</param>
-        /// <returns>true if user is a member of any of specified groups</returns>
-        public virtual bool IsMemberOf(GID[] groupIds)
-        {
-            if (groupIds == null || powerUser)
-            {
-                return true;
-            }
-
-            foreach (var gid in groupIds)
-            {
-                if ((gid >= 0) && (gid < GID.NrOfGroups))
-                {
-                    /// for all group elements in User.Groups
-                    foreach (var grp in Groups)
-                    {
-                        /// element GID = parameter GroupId ?
-                        if (grp.GID == gid) return true;
-                    }
-                }
-            }
-
-            return false;
-        }
-
-        /// <summary>
-        /// Checks requirements on the password regardless of the password history
-        /// </summary>
-        /// <param name="password">Password</param>
-        /// <returns>true when the password is OK</returns>
-        public static bool IsPasswordMeetsRequirements(string password, out string explanation)
-        {
-            return Common.Utils.IsPasswordMeetsRequirements(password, out explanation);
-        }
-
-        /// <summary>
-        /// Returns true when password was already used in the past
-        /// </summary>
-        /// <param name="passwordCandidate">Password</param>
-        /// <returns>false when password is new, true when it was used in the past</returns>
-        public virtual bool IsPasswordUsedInPast(string passwordCandidate)
-        {
-            string encryptedPW = EncryptedPassword(passwordCandidate);
-            return (encryptedPW == Password) || (encryptedPW == Password2) || (encryptedPW == Password3);
-        }
-
-        /// <summary>
-        /// Checks 'LastPwChange' and returns true when password expired
-        /// </summary>
-        /// <returns></ returns>
-        public virtual bool IsPasswordExpired()
-        {
-            if (IsPowerUser() || IsMemberOf(GID.Administrators) || CurrentUser.PasswdExpirationPeriodDays == 0)
-            {
-                /// Password cannot expirate for this user or this feature is disabled in Backup and Security options
-                return false;
-            }
-
-            /// Password expiration time is 3 months
-            return (DateTime.Now - LastPwChange > new TimeSpan(CurrentUser.PasswdExpirationPeriodDays, 0, 0, 0));
-        }
-
-        /// <summary>
-        /// Encrypts and saves users password.
-        /// </summary>
-        /// <param name="password">Password</param>
-        public virtual void SetPassword(string password)
-        {
-            Password4 = Password3;
-            Password3 = Password2;
-            Password2 = Password;
-            Password = EncryptedPassword(password);
-            LastPwChange = DateTime.Now;
-        }
-
-        string EncryptedPassword(string password)
-        {
-            return Common.Utils.GetHash(password);
-        }
-
-        /// <summary>
-        /// Verifies users password. Used by static bool Authorisation(...)
-        /// </summary>
-        /// <param name="password">Password</param>
-        /// <returns>true if password is correct</returns>
-        public virtual bool IsCorrectPassword(string password)
-        {
-            if (string.IsNullOrEmpty(password) && string.IsNullOrEmpty(Password))
-            {
-                /// Currently saved and verified passwords are both empty => return true
-                return true;
-            }
-
-            return (Password == EncryptedPassword(password));
-        }
-
-        public virtual string ToEncodedStr()
-        {
-            return string.Format("{0}~{1}~{2}", UserName, FullName, legalizator);
-        }
-    }
+		/// <summary>
+		/// Encrypts and sets users password.
+		/// </summary>
+		/// <param name="password">Unencrypted password</param>
+		public virtual void SetPassword(string password)
+		{
+			Password = Users.Entities.User.getHash(password);
+			LastPwChange = DateTime.Now;
+		}
+	}
 }
@@ -1,149 +1,10 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2018 Sensus Slovensko a.s.
 ///
-using System;
-using System.Windows.Forms;
-using FluentNHibernate.Cfg;
-using FluentNHibernate.Cfg.Db;
-using NHibernate;
-using NHibernate.Cfg;
-using NHibernate.Tool.hbm2ddl;
-using Common;
-using Config.Resources;

 namespace Config
 {
-    public class FluentCommon
+    public static class FluentCommon
    {
-        /// <summary>
-        /// NHibernate session factory (to create the database session 'SessionFactory')
-        /// </summary>
-        /// <returns>A database session</returns>
-		public static ISessionFactory CreateSessionFactory(DBKind database, DBType dbType, string connectionString, bool createDB)
-        {
-			try
-			{
-                FluentConfiguration cfg = Fluently.Configure();
-
-                switch (dbType)
-				{
-					default:
-                    case DBType.MySql:
-                        cfg = cfg.Database(MySQLConfiguration.Standard.ConnectionString(connectionString));
-                        break;
-                    case DBType.SQLite:
-                        cfg = cfg.Database(SQLiteConfiguration.Standard.UsingFile(connectionString));
-                        break;
-                }
-
-                switch (database)
-                {
-                    default:
-					case DBKind.Config:
-                    case DBKind.RemoteConfig:
-                        cfg = cfg.Mappings(m => m.FluentMappings.AddFromAssemblyOf<FluentCommon>());
-                        break;
-                    case DBKind.Results:
-                        cfg = cfg.Mappings(m => m.FluentMappings.AddFromAssemblyOf<FluentCommon>());
-                        break;
-                }
-
-                if (createDB)
-                {
-                    return cfg.ExposeConfiguration(BuildSchemaCreate).BuildSessionFactory();
-                }
-                else
-                {
-                    return cfg.ExposeConfiguration(BuildSchema).BuildSessionFactory();
-                }
-			}
-			catch (Exception exc)
-			{
-				MessageBox.Show(string.Format(Strings.Cannot_open_DB_Cause_0, exc.Message),
-								Strings.Error,
-								MessageBoxButtons.OK,
-								MessageBoxIcon.Error);
-				return null;
-			}
-        }
-
-        public delegate void BuildSchemaDlgt(Configuration config);
-
-        static void BuildSchema(Configuration config)
-        {
-            /// This NHibernate tool takes a configuration (with mapping info in)
-            /// and exports a database schema from it
-            new SchemaExport(config).SetOutputFile("db_schema");
-        }
-
-        static void BuildSchemaCreate(Configuration config)
-        {
-            /// This NHibernate tool takes a configuration (with mapping info in)
-            /// and exports a database schema from it
-            new SchemaExport(config).Create(true, true);
-        }
-
-        /// <summary>
-        /// Create an empty users database.
-		/// Database contains only the user 'admin' and the control board component 'CB'.
-        /// </summary>
-        /// <param name="dbType">DBType.SQLite or DBType.MySql</param>
-        /// <param name="connectionString">Connection string</param>
-        /// <returns>true=success, false=error</returns>
-		public static bool CreateEmptyConfigDB(DBType dbType, string connectionString)
-		{
-			ISessionFactory sessionFactory = CreateSessionFactory(DBKind.Config, dbType, connectionString, true);
-			if (sessionFactory == null) return false;
-
-            /// Populate the database
-            using (var session = sessionFactory.OpenSession())
-            {
-                using (var transaction = session.BeginTransaction())
-                {
-                    ///
-					/// Create user 'admin'
-                    ///
-                    var admin = new Config.Entities.User
-                    {
-						UserName = CurrentUser.AdminUsername,
-                        FullName = Strings.Administrator,
-                        LastPwChange = DateTime.Now
-                    };
-					admin.SetPassword(CurrentUser.AdminPassword);
-
-                    ///
-                    /// Prepare all groups, add some of them to admin
-                    ///
-                    for (GID gid = 0; gid < GID.NrOfGroups; gid++)
-                    {
-                        Config.Entities.Group group = new Config.Entities.Group(gid);
-                        switch (gid)
-                        {
-                            case GID.Testers:
-                            case GID.TestingSpecialists:
-                            case GID.HeadOfLab:
-                            case GID.MaintenanceSpecialists:
-                            case GID.Metrologists:
-                            case GID.CalibrationSpecialists:
-                            case GID.Administrators:
-#if TURA_IPERL || TURA_IPERL_NEW || TURA_SPECIAL
-                            case GID.TraceabilityManagement:
-#elif LANG_PL
-                            case GID.MetrologicalAuthority:
-                            case GID.WaterMeterAuthority:
-#endif
-                                admin.AddGroup(group);
-                                session.SaveOrUpdate(group);    /// Save this group
-                                break;
-                        }
-                    }
-
-                    session.SaveOrUpdate(admin);                /// Save user 'admin'
-                    transaction.Commit();
-                }
-            }
-
-            return true;
-        }
    }
 }
@@ -0,0 +1,408 @@
+///
+/// Copyright (c) 2013-2018 Sensus Slovensko a.s.
+///
+using System;
+using System.Collections.Generic;
+using log4net;
+using Common;
+
+namespace Config
+{
+    public static class Formulas
+    {
+		private static readonly ILog log = LogManager.GetLogger(typeof(Formulas));
+
+
+        ///
+        /// Wrappers
+        ///
+        public static double RealDensity() { return Data.RealDensity; }
+        public static double AtTemperature() { return Data.AtTemperature; }
+        public static double Buoyancy() { return Data.Buoyancy; }
+
+
+        /// Private tables with coeficients to calculate specific enthalpy
+        static readonly int[] Ii;
+        static readonly int[] Ji;
+        static readonly double[] ni;
+
+        /// Private table with coeficients to calculate temperature of a platinum thermometer
+        static readonly double[] Di;
+
+
+        /// <summary> 
+		/// Constructor
+		/// </summary>
+        static Formulas()
+        {
+            ///
+            /// Initialize tables to calculate specific enthalpies
+            ///
+            Ii = new int[34] { 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 8, 8, 21, 23, 29, 30, 31, 32 };
+            Ji = new int[34] { -2, -1, 0, 1, 2, 3, 4, 5, -9, -7, -1, 0, 1, 3, -3, 0, 1, 3, 17, -4, 0, 6, -5, -2, 10, -8, -11, -6, -29, -31, -38, -39, -40, -41 };
+            ni = new double[34] {
+                 0.14632971213167,      /// 1
+                -0.84548187169114,      /// 2
+                -0.37563603672040E1,    /// 3
+                 0.33855169168385E1,    /// 4
+                -0.95791963387872,      /// 5
+                 0.15772038513228,      /// 6
+                -0.16616417199501E-1,   /// 7
+                 0.81214629983568E-3,   /// 8
+                 0.28319080123804E-3,   /// 9
+                -0.60706301565874E-3,   /// 10
+                -0.18990068218419E-1,   /// 11
+                -0.32529748770505E-1,   /// 12
+                -0.21841717175414E-1,   /// 13
+                -0.52838357969930E-4,   /// 14
+                -0.47184321073267E-3,   /// 15
+                -0.30001780793026E-3,   /// 16
+                 0.47661393906987E-4,   /// 17
+                -0.44141845330846E-5,   /// 18
+                -0.72694996297594E-15,  /// 19
+                -0.31679644845054E-4,   /// 20
+                -0.28270797985312E-5,   /// 21
+                -0.85205128120103E-9,   /// 22
+                -0.22425281908000E-5,   /// 23
+                -0.65171222895601E-6,   /// 24
+                -0.14341729937924E-12,  /// 25
+                -0.40516996860117E-6,   /// 26
+                -0.12734301741641E-8,   /// 27
+                -0.17424871230634E-9,   /// 28
+                -0.68762131295531E-18,  /// 29
+                 0.14478307828521E-19,  /// 30
+                 0.26335781662795E-22,  /// 31
+                -0.11947622640071E-22,  /// 32
+                 0.18228094581404E-23,  /// 33
+                -0.93537087292458E-25,  /// 34
+            };
+
+			///
+			/// Initialize a table to calculate temperature of a platinum thermometer from resistance
+			///
+			Di = new double[]
+			{
+				 439.932854,
+				 472.418020,
+				 37.684494,
+				 7.472018,
+				 2.920828,
+				 0.005184,
+				-0.963864,
+				-0.188732,
+				 0.191203,
+				 0.049025,
+			};
+        }
+
+        /// <summary>
+        /// Calculate density of distilled water from temperature
+        /// </summary>
+        /// <param name="t">ITS-90 temperature in [°C]</param>
+        /// <returns>Density in [kg/m3]</returns>
+        public static double DistilledWaterDensityFromTemp(double t)
+        {
+            if (t <= 40)
+            {
+                const double c0 = 999.839564;
+                const double c1 = 0.067998613;
+                const double c2 = -0.0091101468;
+                const double c3 = 0.00010058299;
+                const double c4 = -0.0000011275659;
+                const double c5 = 6.5985371e-09;
+
+                return ((((c5 * t + c4) * t + c3) * t + c2) * t + c1) * t + c0;
+            }
+            else
+            {
+                const double a0 = 9.9983952E2;
+                const double a1 = 1.6952577E1;
+                const double a2 = -7.9905127E-3;
+                const double a3 = -4.6241757E-5;
+                const double a4 = 1.0584601E-7;
+                const double a5 = -2.8103006E-10;
+                const double b = 1.6887236E-2;
+
+                return (((((a5 * t + a4) * t + a3) * t + a2) * t + a1) * t + a0) / (1.0 + b * t);
+            }
+        }
+
+		/// <summary>
+		/// Calculate density of distilled water from temperature (obsolete)
+		/// </summary>
+		/// <param name="t">IPTS-68 temperature in [°C]</param>
+		/// <returns>Density in [kg/m3]</returns>
+        public static double DistilledWaterDensityFromTempIPTS68(double t)
+        {
+            const double a0 = 999.842594;
+            const double a1 = 0.06793952;
+            const double a2 = -0.009095290;
+            const double a3 = 0.0001001685;
+            const double a4 = -0.000001120083;
+            const double a5 = 6.536332e-09;
+
+            return ((((a5 * t + a4) * t + a3) * t + a2) * t + a1) * t + a0;
+        }
+
+		/// <summary>
+		/// Calculate density by comparing calculated data and data from a certificate
+		/// </summary>
+		/// <param name="realDensity">Density from a certificate in [kg/m3]</param>
+		/// <param name="atTemperature">Temperature from a certificate in [°C]</param>
+		/// <returns>Density correction in [kg/m3]</returns>
+		public static double DensityCorrection(double realDensity, double atTemperature)
+		{
+			/// Calculated data
+			double calculatedDensity = DistilledWaterDensityFromTemp(atTemperature);
+
+			return realDensity - calculatedDensity;
+		}
+
+		/// <summary>
+		/// Calculate corrected (real) water density from temperature
+		/// </summary>
+		/// <param name="t">Temperature in [°C]</param>
+		/// <returns>Density in [kg/m3]</returns>
+		public static double WaterDensityFromTemp(double t)
+		{
+            return DistilledWaterDensityFromTemp(t) + DensityCorrection(RealDensity(), AtTemperature());
+		}
+
+        /// <summary>
+        /// Calculate corrected (real) water density from temperature
+        /// </summary>
+        /// <param name="t">Temperature in [°C]</param>
+        /// <returns>Density in [kg/m3]</returns>
+        public static double WaterDensityFromTempPress(double temp, double pressure)
+        {
+            double x0 = 5.08821E-10;
+            double x1 = 1.2639418;
+            double x2 = 0.2660269;
+            double x3 = 0.3734838;
+            double x4 = 2.0205242;
+            double theta = temp / 100.0;
+            double B = x0 * (((x3 * theta + x2) * theta + x1) * theta + 1) / (1 + x4 * theta);
+
+            return WaterDensityFromTemp(temp) * (1 + B * Units.ConvertTo(Unit.Pa, pressure));
+        }
+
+
+		public static float AirDensityFromAmbientVales(float tempC, float pressureBar, float humiPct)
+		{
+			double pressurePa = 100000.0 * (double)pressureBar;		/// [Pa]
+			double tempKelvin = 273.15 + (double)tempC;
+			double coef1 = 1.2811805 / 10000.0 * tempKelvin * tempKelvin
+						 - 1.950987 / 100.0 * tempKelvin
+						 + 34.04926034
+						 - 6.353631 * 1000.0 / tempKelvin;
+			double coef3 = humiPct / 100.0 * System.Math.Exp(coef1) / pressurePa;
+			double airDensityKgm3 = 0.00348353 * pressurePa * (1.0 - 0.378 * coef3) / tempKelvin;	/// kg/m3
+			return (float)airDensityKgm3;
+		}
+
+		/// <summary>
+		/// Convert 'pulses' to 'volume', prevent division by zero
+		/// </summary>
+		public static double VolumeFromPulses(int pulses, double pulsesPerLiter)
+		{
+			if (pulsesPerLiter <= double.Epsilon) return 0;
+			return Convert.ToDouble(pulses) / pulsesPerLiter;
+		}
+
+		/// <summary>
+		/// Calculate the error in % from 'measured' and 'true' volume, prevent division by zero
+		/// </summary>
+		public static double ErrorFromVolumes(double measuredVolume, double trueVolume)
+		{
+			if (trueVolume <= float.Epsilon)
+			{
+				if (measuredVolume <= float.Epsilon)
+				{
+					log.WarnFormat("ErrorFromVolumes({0},{1}) returns {2}", measuredVolume, trueVolume, -100.0);
+					return -100.0;
+				}
+
+				log.WarnFormat("ErrorFromVolumes({0},{1}) returns {2}", measuredVolume, trueVolume, 99.0);
+				return 99.0;
+			}
+
+			double error = 100.0 * (measuredVolume - trueVolume) / trueVolume;
+			log.InfoFormat("ErrorFromVolumes({0},{1}) returns {2}", measuredVolume, trueVolume, error);
+			return error;
+		}
+
+
+        /// <summary>
+        /// Calculates corrected value from a list of corrections by interpolation.
+        /// It is assumed that values in the list 'corrections' are sorted.
+        /// </summary>
+        /// <param name="rawMeasurement">Raw uncorrected value</param>
+        /// <param name="corrections">Sorted (value, correction) pairs</param>
+        /// <returns>Corrected value</returns>
+        public static double CorrectedValue(double rawValue, IList<IMeasurementCorrection> corrections)
+        {
+            return rawValue + GetCorrection(rawValue, corrections);
+        }
+
+        /// <summary>
+        /// Get a correction from a list of corrections by interpolation.
+        /// It is assumed that values in the list 'corrections' are sorted.
+        /// </summary>
+        /// <param name="rawMeasurement">Raw uncorrected value</param>
+        /// <param name="corrections">Sorted (value, correction) pairs</param>
+        /// <returns>Corrected value</returns>
+        public static double GetCorrection(double rawValue, IList<IMeasurementCorrection> corrections)
+        {
+            if ((corrections == null) || (corrections.Count == 0)) return 0;    /// No correction
+
+            if (rawValue < corrections[0].Measurement)
+            {
+                /// rawValue is below the lowest value in the correction table
+                return corrections[0].Correction;
+            }
+
+            int count = corrections.Count;
+            for (int i = 1; i < count; i++)
+            {
+                if (rawValue < corrections[i].Measurement)
+                {
+                    double d1 = rawValue - corrections[i - 1].Measurement;
+                    double d2 = corrections[i].Measurement - rawValue;
+
+                    if (d1 + d2 <= float.Epsilon)
+                    {
+                        /// Neigboring values in the corection table are close to each other -> calculate the average
+                        return (corrections[i - 1].Correction + corrections[i].Correction) / 2.0;
+                    }
+                    else
+                    {
+                        /// Interpolate the correction from neigboring values in the corection table
+                        return (corrections[i - 1].Correction * d2 + corrections[i].Correction * d1) / (d1 + d2);
+                    }
+                }
+            }
+
+            /// rawValue is above the highest value in the correction table
+            return corrections[count - 1].Correction;
+        }
+
+
+        /// <summary>
+        /// Converts a measurement error to a correction (used when preparing correction tables).
+        /// </summary>
+        /// <param name="measuredValue">Measured value (in arbitrary units)</param>
+        /// <param name="error">Measurement error in %</param>
+        /// <returns>Correction in the same units as the measured value</returns>
+        public static double CorrectionFromError(double measuredValue, double error)
+        {
+            double trueValue = measuredValue / (1 + error/100);
+            double correction = trueValue - measuredValue;
+            return correction;
+        }
+
+
+        /// <summary>
+        /// Calculates the heat coefficient for water
+        /// </summary>
+        /// <param name="pressure">Pressure [bar]</param>
+		/// <param name="T_in">Inlet temperature [°C]</param>
+		/// <param name="T_out">Outlet temperature [°C]</param>
+        /// <param name="flowMeasuredAtInlet">true = flow measured @inlet, false = flow measured @outlet</param>
+        /// <returns> Heat coefficient for water [J/(m3 K)]</returns>
+        public static double HeatCoefficientWater(double pressure, double T_in, double T_out, bool flowMeasuredAtInlet)
+        {
+            if (T_in == T_out) return 0;
+
+            const double R = 461.526;                       /// [J kg^-1 K^-1]
+            const double p_star_Pa = 16.53E6;               /// [Pa] (=16.53 MPa)
+            const double T_star = 1386.0;                   /// [K]
+
+            double T_in_K = Units.ConvertTo(Unit.K, T_in);
+            double T_out_K = Units.ConvertTo(Unit.K, T_out);
+            double tau_in = T_star / T_in_K;
+            double tau_out = T_star / T_out_K;
+			double pi = Units.ConvertTo(Unit.Pa, pressure) / p_star_Pa;
+
+            double h_in = tau_in * GammaTau(pi, tau_in) * R * T_in_K;
+            double h_out = tau_out * GammaTau(pi, tau_out) * R * T_out_K;
+
+            double ni = flowMeasuredAtInlet ? GammaPi(pi, tau_in) * R * T_in_K / p_star_Pa
+                                            : GammaPi(pi, tau_out) * R * T_out_K / p_star_Pa;
+
+            return (h_in - h_out) / (ni * (T_in - T_out));
+        }
+
+        /// <summary>
+        /// gamma(pi) see also STN EN 1434-1 Annex A (A.4)
+        /// </summary>
+        /// <param name="pi">pi = p / p* where p* = 16.53 MPa</param>
+        /// <param name="tau">tau = T* / T where T* = 1386 K</param>
+        /// <returns>gamma(pi)</returns>
+        static double GammaPi(double pi, double tau)
+        {
+            double result = 0;
+            for (int i = 0; i < 34; i++)
+            {
+                result -= ni[i] * Ii[i] * Math.Pow(7.1 - pi, Ii[i] - 1) * Math.Pow(tau - 1.222, Ji[i]);
+            }
+            return result;
+        }
+
+        /// <summary>
+        /// gamma(tau) see also STN EN 1434-1 Annex A (A.7)
+        /// </summary>
+        /// <param name="pi">pi = p / p* where p* = 16.53 MPa</param>
+        /// <param name="tau">tau = T* / T where T* = 1386 K</param>
+        /// <returns>gamma(tau)</returns>
+        static double GammaTau(double pi, double tau)
+        {
+            double result = 0;
+            for (int i = 0; i < 34; i++)
+            {
+                result += ni[i] * Math.Pow(7.1 - pi, Ii[i]) * Ji[i] * Math.Pow(tau - 1.222, Ji[i] - 1);
+            }
+            return result;
+        }
+
+		/// <summary>
+		/// Conversion of measured resistance of a platinum thermometer to temperature according to ITS-90
+		/// </summary>
+		/// <param name="R">Measured resistance in [°C]</param>
+		/// <param name="R001C">Calibrated resistance in Ohm at 0.01°C</param>
+		/// <param name="a7">Calibrated ITS-90 coefficient a7</param>
+		/// <param name="b7">Calibrated ITS-90 coefficient b7</param>
+		/// <param name="c7">Calibrated ITS-90 coefficient c7</param>
+        /// <returns>Temperature in [°C]</returns>
+		public static double PlatinumResistanceTM_ITS90_R2T(double R, double R001C, double a7, double b7, double c7)
+		{
+			double w = R / R001C;			/// ratio
+			double r1 = w - 1.0;
+			double dw = r1 * (a7 + r1 * (b7 + r1 * c7));	/// = a7*r1 + b7*r1^2 + c7*r1^3
+			double wr = w - dw;
+			double x = (wr - 2.64) / 1.64;
+
+			double sum = 0;
+			for (int i = Di.Length - 1; i >= 0; i--)
+			{
+				sum = sum * x + Di[i];
+			}
+
+			return sum;
+		}
+
+        /// <summary>
+        /// Conversion of measured resistance of a platinum thermometer to temperature using Callendar-Van Dusen equations
+        /// </summary>
+        /// <param name="R">Measured resistance in [°C]</param>
+        /// <param name="R0">Calibrated resistance in Ohm at 0°C</param>
+        /// <param name="A">Calibration coefficient a</param>
+        /// <param name="B">Calibration coefficient b</param>
+        /// <returns>Temperature in [°C]</returns>
+        public static double PlatinumResistanceTM_ITS27_R2T(double R, double R0, double A, double B)
+        {
+            if (R0 * R0 * A * A - 4 * R0 * B * (R0 - R) <= 0) return 0;     /// Out of range
+
+            return (-(R0 * A) + Math.Sqrt(R0 * R0 * A * A - 4 * R0 * B * (R0 - R))) / (2 * R0 * B);
+        }
+	}
+}
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2015 Sensus Metering Systems
+/// Copyright (c) 2013-2022 Sensus Slovensko a.s.
 ///
 using FluentNHibernate.Mapping;
 using Config.Entities;
@@ -16,14 +16,11 @@ namespace Config.Mappings
 			Map(x => x.Qfrom);
 			Map(x => x.Qto);
            Map(x => x.Selector);
-            Map(x => x.TempMtrUp);
-			Map(x => x.TempMtrDown);
-			Map(x => x.PressMtrUp);
-			Map(x => x.PressMtrDown);
+            Map(x => x.TempMtrUp).Column("TempIn");
+			Map(x => x.TempMtrDown).Column("TempOut");
+			Map(x => x.PressMtrUp).Column("PressIn");
+			Map(x => x.PressMtrDown).Column("PressOut");
 			Map(x => x.PressMtrDelta);
-			//Map(x => x.ElectricMtrUp);
-			//Map(x => x.ElectricMtrDown);
-			//Map(x => x.ElectricMtrDelta);
 			Map(x => x.StopBFValve);
 			Map(x => x.ValvesOpen)
 				.CustomType("StringClob")
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2023 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2019 Sensus Slovensko a.s.
 ///
 using FluentNHibernate.Mapping;
 using Config.Entities;
@@ -13,13 +13,13 @@ namespace Config.Mappings
            Id(x => x.Id);
            Map(x => x.Name);
            Map(x => x.ClassName);
-            Map(x => x.Parent);
+            Map(x => x.ParentName);
            Map(x => x.ItemNr);
-			Map(x => x.DebugMode);
-			Map(x => x.LogLevel);
+			Map(x => x.Mode);
+			Map(x => x.Logging);
 			Map(x => x.Parameters)
 				.CustomType("StringClob")
-				.CustomSqlType("varchar(12000)");
+				.CustomSqlType("varchar(8000)");
 			HasMany(x => x.Corrections)
 				.OrderBy("Measurement")
 				.Cascade.All();
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2015 Sensus Metering Systems
+/// Copyright (c) 2013-2022 Sensus Slovensko a.s.
 ///
 using FluentNHibernate.Mapping;
 using Config.Entities;
@@ -16,8 +16,8 @@ namespace Config.Mappings
 			Map(x => x.Qfrom);
 			Map(x => x.Qto);
            Map(x => x.Selector);
-			Map(x => x.Pump);
-            Map(x => x.RegVPositions);
+            Map(x => x.Pump);
+            Map(x => x.RegulValvesPct);
 			Map(x => x.ValvesOpen)
 				.CustomType("StringClob")
 				.CustomSqlType("varchar(8000)");
@@ -1,12 +1,12 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2018 Sensus Slovensko a.s.
 ///
 using FluentNHibernate.Mapping;
 using Config.Entities;

 namespace Config.Mappings
 {
-	class MeasurementCorrectionMap : ClassMap<Entities.MeasurementCorrection>
+	class MeasurementCorrectionMap : ClassMap<MeasurementCorrection>
 	{
 		public MeasurementCorrectionMap()
 		{
@@ -1,11 +1,12 @@
 ///
-/// Copyright (c) 2013-2021 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2015 Sensus Metering Systems
 ///
 using FluentNHibernate.Mapping;
+using Config.Entities;

 namespace Config.Mappings
 {
-    class MetersPathMap : ClassMap<Entities.MetersPath>
+	class MetersPathMap : ClassMap<MetersPath>
    {
        public MetersPathMap()
        {
@@ -13,26 +14,48 @@ namespace Config.Mappings
 			Map(x => x.ItemNr);
 			Map(x => x.Name);

-            Map(x => x.Sensor1);
-            Map(x => x.Sensor2);
-			Map(x => x.Sensor3);
-			Map(x => x.Sensor4);
-			Map(x => x.Sensor5);
-			Map(x => x.Sensor6);
-			Map(x => x.Sensor7);
-			Map(x => x.Sensor8);
-			Map(x => x.Sensor9);
-			Map(x => x.Sensor10);
-			Map(x => x.Sensor11);
-			Map(x => x.Sensor12);
-			Map(x => x.Sensor13);
-			Map(x => x.Sensor14);
-			Map(x => x.Sensor15);
-			Map(x => x.Sensor16);
-			Map(x => x.Sensor17);
-			Map(x => x.Sensor18);
-			Map(x => x.Sensor19);
-			Map(x => x.Sensor20);
+#pragma warning disable
+            if (Config.Data.WMsCount >= 1) Map(x => x.Sensor1);
+            if (Config.Data.WMsCount >= 2) Map(x => x.Sensor2);
+			if (Config.Data.WMsCount >= 3) Map(x => x.Sensor3);
+			if (Config.Data.WMsCount >= 4) Map(x => x.Sensor4);
+			if (Config.Data.WMsCount >= 5) Map(x => x.Sensor5);
+			if (Config.Data.WMsCount >= 6) Map(x => x.Sensor6);
+			if (Config.Data.WMsCount >= 7) Map(x => x.Sensor7);
+			if (Config.Data.WMsCount >= 8) Map(x => x.Sensor8);
+			if (Config.Data.WMsCount >= 9) Map(x => x.Sensor9);
+			if (Config.Data.WMsCount >= 10) Map(x => x.Sensor10);
+			if (Config.Data.WMsCount >= 11) Map(x => x.Sensor11);
+			if (Config.Data.WMsCount >= 12) Map(x => x.Sensor12);
+			if (Config.Data.WMsCount >= 13) Map(x => x.Sensor13);
+			if (Config.Data.WMsCount >= 14) Map(x => x.Sensor14);
+			if (Config.Data.WMsCount >= 15) Map(x => x.Sensor15);
+			if (Config.Data.WMsCount >= 16) Map(x => x.Sensor16);
+			if (Config.Data.WMsCount >= 17) Map(x => x.Sensor17);
+			if (Config.Data.WMsCount >= 18) Map(x => x.Sensor18);
+			if (Config.Data.WMsCount >= 19) Map(x => x.Sensor19);
+			if (Config.Data.WMsCount >= 20) Map(x => x.Sensor20);
+            if (Config.Data.WMsCount >= 21) Map(x => x.Sensor21);
+            if (Config.Data.WMsCount >= 22) Map(x => x.Sensor22);
+            if (Config.Data.WMsCount >= 23) Map(x => x.Sensor23);
+            if (Config.Data.WMsCount >= 24) Map(x => x.Sensor24);
+            if (Config.Data.WMsCount >= 25) Map(x => x.Sensor25);
+            if (Config.Data.WMsCount >= 26) Map(x => x.Sensor26);
+            if (Config.Data.WMsCount >= 27) Map(x => x.Sensor27);
+            if (Config.Data.WMsCount >= 28) Map(x => x.Sensor28);
+            if (Config.Data.WMsCount >= 29) Map(x => x.Sensor29);
+            if (Config.Data.WMsCount >= 30) Map(x => x.Sensor30);
+            if (Config.Data.WMsCount >= 31) Map(x => x.Sensor31);
+            if (Config.Data.WMsCount >= 32) Map(x => x.Sensor32);
+            if (Config.Data.WMsCount >= 33) Map(x => x.Sensor33);
+            if (Config.Data.WMsCount >= 34) Map(x => x.Sensor34);
+            if (Config.Data.WMsCount >= 35) Map(x => x.Sensor35);
+            if (Config.Data.WMsCount >= 36) Map(x => x.Sensor36);
+            if (Config.Data.WMsCount >= 37) Map(x => x.Sensor37);
+            if (Config.Data.WMsCount >= 38) Map(x => x.Sensor38);
+            if (Config.Data.WMsCount >= 39) Map(x => x.Sensor39);
+            if (Config.Data.WMsCount >= 40) Map(x => x.Sensor40);
+#pragma warning restore
 		}
    }
 }
@@ -16,14 +16,16 @@ namespace Config.Mappings
 			Map(x => x.Qfrom);
 			Map(x => x.Qto);
            Map(x => x.Selector);
-            Map(x => x.RegValve);
+            Map(x => x.RegulValve);
 			Map(x => x.FlowMeter);
 			Map(x => x.PidCoef);
            Map(x => x.StartValve);
            Map(x => x.Diverter);
-			Map(x => x.TempMtrDiv);
-			Map(x => x.Scale);
-            Map(x => x.RegVPositions);
+			Map(x => x.TempDiv);
+			Map(x => x.Scale)
+				.Column("Balance");
+            Map(x => x.RegulValvesPct)
+                .Column("EmptyTankValve");
 			Map(x => x.ValvesOpen)
 				.CustomType("StringClob")
 				.CustomSqlType("varchar(8000)");
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2019-2023 Sensus Slovensko a.s.
+/// Copyright (c) 2019 Sensus Slovensko a.s.
 ///
 using FluentNHibernate.Mapping;
 using Config.Entities;
@@ -14,7 +14,6 @@ namespace Config.Mappings
            Map(x => x.ItemNr);
 			Map(x => x.Name);
            Map(x => x.Part);
-            Map(x => x.FlowId);
            Map(x => x.CoefQfrom);
 			Map(x => x.CoefQto);
            Map(x => x.ErrLimLo);
@@ -1,5 +1,5 @@
 ///
-/// Copyright (c) 2013-2023 Sensus Slovensko a.s.
+/// Copyright (c) 2013-2022 Sensus Slovensko a.s.
 ///
 using FluentNHibernate.Mapping;
 using Config.Entities;
@@ -16,16 +16,19 @@ namespace Config.Mappings
 			Map(x => x.Part);
            Map(x => x.Profile);
            Map(x => x.Publish);
-			Map(x => x.DoEvaluate);
+			Map(x => x.DoEvaluate)
+				.Column("Evaluate");
            Map(x => x.Qtg);
            Map(x => x.Qfrom);
 			Map(x => x.Qto);
-            Map(x => x.IsFromToInPct);
-            Map(x => x.Volume);
-			Map(x => x.TestTime);
+			Map(x => x.Volume);
+			Map(x => x.TestTime)
+                .Column("TstTime");
 			Map(x => x.Repeats);
-            Map(x => x.DoDraining);
-            Map(x => x.DoDrainingAfter);
+            Map(x => x.DoDraining)
+				.Column("Emptying");
+            Map(x => x.DoDrainingAfter)
+				.Column("Zeroing");
            Map(x => x.TempLimLo);
 			Map(x => x.TempLimHi);
            Map(x => x.TempControl);
@@ -33,16 +36,19 @@ namespace Config.Mappings
            Map(x => x.MassRepeats);
            Map(x => x.MassSpread);
 			Map(x => x.MassMethod)
-                .CustomType<byte>();
+				.CustomType<byte>();
            Map(x => x.TimeBeforeFlow);
            Map(x => x.TimeFlow2Mass);
-            Map(x => x.TimePump2StartV);
+            Map(x => x.TimePump2StartV)
+				.Column("TimeMass2Start");
            Map(x => x.TimeStop2Mass);
 			Map(x => x.Method);
 			Map(x => x.ErrLimLo);
 			Map(x => x.ErrLimHi);
 			Map(x => x.Uncertainty);
-			Map(x => x.ShortPulses);
+			Map(x => x.ShortPulses)
+                .Column("TolerRed");	/// ???
+			Map(x => x.RedType);
 			Map(x => x.FeedingPath);
 			Map(x => x.BenchPath);
 			Map(x => x.OutputPath);
@@ -50,9 +56,20 @@ namespace Config.Mappings
 #if HEAT_METERS
            Map(x => x.HeatMetersPath);
 #endif
-            Map(x => x.TransBefore);
-			Map(x => x.TransBetween);
-			Map(x => x.TransAfter);
+            Map(x => x.TransBefore)
+                .Column("RelTransBefore");
+			Map(x => x.TransBetween)
+                .Column("RelTransBetween");
+			Map(x => x.TransAfter)
+                .Column("TransitionAfter");
+#if ORACLE_DB
+            Map(x => x.OraId);
+            Map(x => x.OraIdRepetMulti);
+            Map(x => x.OraDesignation);
+            Map(x => x.RawDataId);
+            Map(x => x.RawDataIdRepetMulti);
+            Map(x => x.RawDataDesignation);
+#endif

            HasMany(x => x.MoreParams)
 				.Cascade.All();
@@ -10,16 +10,14 @@ namespace Config.Mappings
        public UserMap()
        {
            Id(x => x.Id);
-            Map(x => x.UserName)
-                .Column("Name");
+            Map(x => x.UserName).Column("Name");
 			Map(x => x.Number);
            Map(x => x.Tag);
 			Map(x => x.Password);
            Map(x => x.Password2);
            Map(x => x.Password3);
            Map(x => x.Password4);
-            Map(x => x.FullName)
-                .Column("Description");
+            Map(x => x.FullName).Column("Description");
            Map(x => x.LastPwChange);
            HasManyToMany(x => x.Groups)
                .Cascade.SaveUpdate()
@@ -10,7 +10,7 @@ using System.Runtime.InteropServices;
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("Sensus")]
 [assembly: AssemblyProduct("Config")]
-[assembly: AssemblyCopyright("Copyright ©  2013 - 2018 Sensus Slovensko a.s.")]
+[assembly: AssemblyCopyright("Copyright ©  2013 - 2022 Sensus Slovensko a.s.")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("3.1.1464.0")]
-[assembly: AssemblyFileVersion("3.1.1464.0")]
+[assembly: AssemblyVersion("2.31.1990.0")]
+[assembly: AssemblyFileVersion("2.31.1990.0")]
@@ -1,7 +0,0 @@
-namespace Config
-{
-    public class PurchaseResources
-    {
-        
-    }
-}
@@ -162,7 +162,4 @@
  <data name="Administrator" xml:space="preserve">
    <value>Administrator</value>
  </data>
-  <data name="Password_must_have_at_least_0_characters" xml:space="preserve">
-    <value>Password must have at least {0} characters</value>
-  </data>
 </root>
@@ -0,0 +1,68 @@
+///
+/// Copyright (c) 2017-2022 Sensus Slovensko a.s.
+///
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Config
+{
+    public static class Utils
+    {
+        /// <summary>
+        /// Extract and return a DB server from a MySQL connection string.
+        /// </summary>
+        public static string GetDBServer(string connectionString)
+        {
+            return GetFromConnectionString(connectionString, new string[] { "SERVER=" });
+        }
+
+        /// <summary>
+        /// Extract and return a DB name from a MySQL connection string.
+        /// </summary>
+        public static string GetDBName(string connectionString)
+        {
+            return GetFromConnectionString(connectionString, new string[] { "DATABASE=" });
+        }
+
+        /// <summary>
+        /// Extract and return a username from a MySQL connection string
+        /// </summary>
+        public static string GetDBUser(string connectionString)
+        {
+            return GetFromConnectionString(connectionString, new string[] { "USER=", "UID=" });
+        }
+
+        /// <summary>
+        /// Extract and return a password from a MySQL connection string
+        /// </summary>
+        public static string GetDBPassword(string connectionString)
+        {
+            return GetFromConnectionString(connectionString, new string[] { "PASSWORD=", "PWD=" });
+        }
+
+        /// <summary>
+        /// Extract and return an element of a MySQL connection string
+        /// (a host, a database, a user name or a password).
+        /// Return an empty string on any error.
+        /// </summary>
+        public static string GetFromConnectionString(string connectionString, string[] patterns)
+        {
+            foreach (var pattern in patterns)
+            {
+                int startIx = connectionString.IndexOf(pattern);
+                if (startIx >= 0)
+                {
+                    /// pattern found, extract the subsequent element
+                    startIx += pattern.Length;
+                    int endIx = connectionString.IndexOf(';', startIx);
+                    return (endIx > 0) ? connectionString.Substring(startIx, endIx - startIx) : string.Empty;
+                }
+            }
+
+            /// pattern NOT found
+            return string.Empty;
+        }
+    }
+}
@@ -1,271 +0,0 @@
-using System;
-
-namespace DataMatrix4Net
-{
-    public class DataMatrix
-    {
-        ///
-        /// Public interface
-        ///
-        public bool isContainMatrix { get { return Matrix != null; } }
-        public Gma.QrCodeNet.Encoding.BitMatrix Matrix;
-
-        ///
-        /// Internal member variables
-        ///
-        readonly SymbolSize chosenSize;
-        readonly bool[,] visited;
-        int width { get { return isContainMatrix ? Matrix.Width : 0; } }
-        int height { get { return isContainMatrix ? Matrix.Height : 0; } }
-
-        /// <summary>
-        /// Data matrix constructor
-        /// Data matrix size up to 26x26 supported, one data region.
-        /// </summary>
-        /// <param name="content">Content of the data matrix (ASCII characters only)</param>
-        /// <param name="symbolSize">Chosen data matrix size</param>
-        public DataMatrix(string content, SymbolSize symbolSize = SymbolSize.SquareAuto)
-        {
-            byte[] contentBytes = Utils.MakeByteArray(content);
-
-            if (symbolSize >= 0)
-            {
-                chosenSize = symbolSize;
-            }
-            else if (symbolSize == SymbolSize.SquareAuto)
-            {
-                for (SymbolSize ss = 0; ss < Symbol.SymbolSquareCount; ss++)
-                {
-                    if (contentBytes.Length <= Symbol.GetSymbolAttribute(SymbolAttribute.SymbolDataWords, ss))
-                    {
-                        chosenSize = ss;
-                        break;
-                    }
-                }
-            }
-
-            int w = Symbol.GetSymbolAttribute(SymbolAttribute.SymbolCols, chosenSize);
-            int h = Symbol.GetSymbolAttribute(SymbolAttribute.SymbolRows, chosenSize);
-            if (w == -1 || h == -1)
-            {
-                throw new ArgumentOutOfRangeException("symboSize");
-            }
-
-            /// Add padding and Reed-Solomon error correction bytes to the content
-            byte[] data = ReedSolomon.Encode(contentBytes, chosenSize);
-
-            /// Create matrix, fill in frame cells
-            Matrix = new MyBitMatrix(w, h);
-            visited = new bool[w - 2, h - 2];
-            MakeFrame(chosenSize);
-
-            int ix = 0;
-            int x = 0;      /// inside data region in the range 0 .. width-2  (x coordinate, frame excluded)
-            int y = 4;      /// inside data region in the range 0 .. height-2 (y coordinate, frame excluded)
-
-            /// Walk through the data matrix area and fill in data bytes
-            do
-            {
-                if (x == 0 && y == height - 2)
-                {
-                    PlaceByteSpecial1(data[ix++], width, height);
-                }
-                else if (x == 0 && y == height - 4 && (height - 2) % 4 != 0)
-                {
-                    PlaceByteSpecial2(data[ix++], width, height);
-                }
-                else if (x == 0 && y == height - 4 && (height - 2) % 8 == 4)
-                {
-                    PlaceByteSpecial3(data[ix++], width, height);
-                }
-                else if (x == 2 && y == height + 2 && (height - 2) % 8 == 0)
-                {
-                    PlaceByteSpecial4(data[ix++], width, height);
-                }
-
-                do
-                {
-                    if (x >= 0 && y < height - 2 && !visited[x, y])
-                    {
-                        PlaceByteStandard(data[ix++], x, y, width, height);
-                        visited[x, y] = true;
-                    }
-                    x += 2;
-                    y -= 2;
-                }
-                while (x < width - 2 && y >= 0);
-                x += 3;
-                y += 1;
-
-                do
-                {
-                    if (x < width - 2 && y >= 0 && !visited[x, y])
-                    {
-                        PlaceByteStandard(data[ix++], x, y, width, height);
-                        visited[x, y] = true;
-                    }
-                    x -= 2;
-                    y += 2;
-                }
-                while (x >= 0 && y < height - 2);
-                x += 1;
-                y += 3;
-            }
-            while (ix < data.Length);
-        }
-
-        /// All matrix sizes
-        void PlaceByteSpecial1(byte dataByte, int width, int height)
-        {
-            Matrix[width - 2, 4] = (dataByte & 0x01) != 0;
-            Matrix[width - 2, 3] = (dataByte & 0x02) != 0;
-            Matrix[width - 2, 2] = (dataByte & 0x04) != 0;
-            Matrix[width - 2, 1] = (dataByte & 0x08) != 0;
-            Matrix[width - 3, 1] = (dataByte & 0x10) != 0;
-            Matrix[3, height - 2] = (dataByte & 0x20) != 0;
-            Matrix[2, height - 2] = (dataByte & 0x40) != 0;
-            Matrix[1, height - 2] = (dataByte & 0x80) != 0;
-            
-            visited[width - 3, 3] = true;
-            visited[width - 3, 2] = true;
-            visited[width - 3, 1] = true;
-            visited[width - 3, 0] = true;
-            visited[width - 4, 0] = true;
-            visited[2, height - 3] = true;
-            visited[1, height - 3] = true;
-            visited[0, height - 3] = true;
-        }
-
-        void PlaceByteSpecial2(byte dataByte, int width, int height)
-        {
-            Matrix[width - 2, 2] = (dataByte & 0x01) != 0;
-            Matrix[width - 2, 1] = (dataByte & 0x02) != 0;
-            Matrix[width - 3, 1] = (dataByte & 0x04) != 0;
-            Matrix[width - 4, 1] = (dataByte & 0x08) != 0;
-            Matrix[width - 5, 1] = (dataByte & 0x10) != 0;
-            Matrix[1, height - 2] = (dataByte & 0x20) != 0;
-            Matrix[1, height - 3] = (dataByte & 0x40) != 0;
-            Matrix[1, height - 4] = (dataByte & 0x80) != 0;
-
-            visited[width - 3, 1] = true;
-            visited[width - 3, 0] = true;
-            visited[width - 4, 0] = true;
-            visited[width - 5, 0] = true;
-            visited[width - 6, 0] = true;
-            visited[0, height - 3] = true;
-            visited[0, height - 4] = true;
-            visited[0, height - 5] = true;
-        }
-
-        void PlaceByteSpecial3(byte dataByte, int width, int height)
-        {
-            Matrix[width - 2, 2] = (dataByte & 0x01) != 0;
-            Matrix[width - 3, 2] = (dataByte & 0x02) != 0;
-            Matrix[width - 4, 2] = (dataByte & 0x04) != 0;
-            Matrix[width - 2, 1] = (dataByte & 0x08) != 0;
-            Matrix[width - 3, 1] = (dataByte & 0x10) != 0;
-            Matrix[width - 4, 1] = (dataByte & 0x20) != 0;
-            Matrix[width - 2, height - 2] = (dataByte & 0x40) != 0;
-            Matrix[1,         height - 2] = (dataByte & 0x80) != 0;
-
-            visited[width - 3, 1] = true;
-            visited[width - 4, 1] = true;
-            visited[width - 5, 1] = true;
-            visited[width - 3, 0] = true;
-            visited[width - 4, 0] = true;
-            visited[width - 5, 0] = true;
-            visited[width - 3, height - 3] = true;
-            visited[0,         height - 3] = true;
-        }
-
-        void PlaceByteSpecial4(byte dataByte, int width, int height)
-        {
-            Matrix[width - 2, 4] = (dataByte & 0x01) != 0;
-            Matrix[width - 2, 3] = (dataByte & 0x02) != 0;
-            Matrix[width - 2, 2] = (dataByte & 0x04) != 0;
-            Matrix[width - 2, 1] = (dataByte & 0x08) != 0;
-            Matrix[width - 3, 1] = (dataByte & 0x10) != 0;
-            Matrix[1, height - 2] = (dataByte & 0x20) != 0;
-            Matrix[1, height - 3] = (dataByte & 0x40) != 0;
-            Matrix[1, height - 4] = (dataByte & 0x80) != 0;
-
-            visited[width - 3, 3] = true;
-            visited[width - 3, 2] = true;
-            visited[width - 3, 1] = true;
-            visited[width - 3, 0] = true;
-            visited[width - 4, 0] = true;
-            visited[0, height - 3] = true;
-            visited[0, height - 4] = true;
-            visited[0, height - 5] = true;
-        }
-
-        ///
-        /// Standard bit positioning (all matrix sizes)
-        ///
-        int[] xOffs = new int[8] { 1, 0, -1, 1, 0, -1, 0, -1 };
-        int[] yOffs = new int[8] { 1, 1, 1, 0, 0, 0, -1, -1 };
-
-        /// <summary>
-        /// Standard placemnt of a byte into a matrix 
-        /// </summary>
-        /// <param name="dataByte">Data byte</param>
-        /// <param name="x">X-coordinate in range  0..width-2 (from left, frame excluded)</param>
-        /// <param name="y">Y-coordinate in range  0..height-2 (from top, frame excluded)</param>
-        /// <param name="width">Matrix width incl. frame</param>
-        /// <param name="height">Matrix height incl. frame</param>
-        void PlaceByteStandard(byte dataByte, int x, int y, int width, int height)
-        {
-            int mask = 1;
-            for (int i = 0; i < 8; i++)
-            {
-                int xx = x + xOffs[i];
-                int yy = y + yOffs[i];
-                if (xx < 1)
-                {
-                    xx += width - 2;
-                    yy += 4 - (width + 4) % 8;
-                }
-                else if (yy < 1)
-                {
-                    xx += 4 - (height + 4) % 8;
-                    yy += height - 2;
-                }
-                Matrix[xx, yy] = (dataByte & mask) != 0;
-                mask = mask << 1;
-            }
-        }
-
-        /// <summary>
-        /// Crate data matrix frame.
-        /// All square data matrix sizes supported (incl. 4, 16 and 36 data regions).
-        /// </summary>
-        void MakeFrame(SymbolSize size)
-        {
-            int drw = Symbol.GetSymbolAttribute(SymbolAttribute.DataRegionCols, size);
-            int drh = Symbol.GetSymbolAttribute(SymbolAttribute.DataRegionRows, size);
-            int totalhdr = Symbol.GetSymbolAttribute(SymbolAttribute.HorizDataRegions, size);
-            int totalvdr = Symbol.GetSymbolAttribute(SymbolAttribute.VertDataRegions, size);
-
-            for (int hdr = 0; hdr < totalhdr; hdr++)
-            {
-                for (int vdr = 0; vdr < totalvdr; vdr++)
-                {
-                    int offsx = hdr * (drw + 2);
-                    int offsy = vdr * (drh + 2);
-
-                    for (int i = 0; i < drw + 2; i++)
-                    {
-                        Matrix[offsx + i, offsy + drh + 1] = true;
-                        if (i % 2 == 0) Matrix[offsx + i, offsy] = true;
-                    }
-
-                    for (int j = 0; j < drh + 2; j++)
-                    {
-                        Matrix[offsx, offsy + j] = true;
-                        if (j % 2 == 1) Matrix[offsx + drw + 1, offsy + j] = true;
-                    }
-                }
-            }
-        }
-    }
-}
@@ -1,39 +0,0 @@
-using System;
-
-namespace DataMatrix4Net
-{
-    public class MyBitMatrix : Gma.QrCodeNet.Encoding.BitMatrix
-    {
-        ///
-        /// Public interface
-        ///
-        public override int Width { get { return width; } }
-        public override int Height { get { return height; } }
-        public override bool[,] InternalArray { get { return internalArray; } }
-        ///
-        public override bool this[int i, int j]
-        {
-            get { return (i >= 0 && j >= 0 && i < width && j < height) ? internalArray[i, j] : false; }
-            set { if (i >= 0 && j >= 0 && i < width && j < height) internalArray[i, j] = value; }
-        }
-
-        ///
-        /// Private members
-        ///
-        readonly int width;
-        readonly int height;
-        readonly bool[,] internalArray;
-
-        /// <summary>
-        /// Public constructor
-        /// </summary>
-        /// <param name="width">Matrix width</param>
-        /// <param name="height">Matrix height</param>
-        public MyBitMatrix(int width, int height)
-        {
-            this.width = width;
-            this.height = height;
-            internalArray = new bool[width, height];
-        }
-    }
-}
@@ -1,156 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace DataMatrix4Net
-{
-    public class ReedSolomon
-    {
-        const int NN = 255;
-        const int MAX_ERROR_WORD_COUNT = 68;
-
-        static byte[] log301 = new byte[]
-        {
-            255,   0,   1, 240,   2, 225, 241,  53,   3,  38, 226, 133, 242,  43,  54, 210,
-              4, 195,  39, 114, 227, 106, 134,  28, 243, 140,  44,  23,  55, 118, 211, 234,
-              5, 219, 196,  96,  40, 222, 115, 103, 228,  78, 107, 125, 135,   8,  29, 162,
-            244, 186, 141, 180,  45,  99,  24,  49,  56,  13, 119, 153, 212, 199, 235,  91,
-              6,  76, 220, 217, 197,  11,  97, 184,  41,  36, 223, 253, 116, 138, 104, 193,
-            229,  86,  79, 171, 108, 165, 126, 145, 136,  34,   9,  74,  30,  32, 163,  84,
-            245, 173, 187, 204, 142,  81, 181, 190,  46,  88, 100, 159,  25, 231,  50, 207,
-             57, 147,  14,  67, 120, 128, 154, 248, 213, 167, 200,  63, 236, 110,  92, 176,
-              7, 161,  77, 124, 221, 102, 218,  95, 198,  90,  12, 152,  98,  48, 185, 179,
-             42, 209,  37, 132, 224,  52, 254, 239, 117, 233, 139,  22, 105,  27, 194, 113,
-            230, 206,  87, 158,  80, 189, 172, 203, 109, 175, 166,  62, 127, 247, 146,  66,
-            137, 192,  35, 252,  10, 183,  75, 216,  31,  83,  33,  73, 164, 144,  85, 170,
-            246,  65, 174,  61, 188, 202, 205, 157, 143, 169,  82,  72, 182, 215, 191, 251,
-             47, 178,  89, 151, 101,  94, 160, 123,  26, 112, 232,  21,  51, 238, 208, 131,
-             58,  69, 148,  18,  15,  16,  68,  17, 121, 149, 129,  19, 155,  59, 249,  70,
-            214, 250, 168,  71, 201, 156,  64,  60, 237, 130, 111,  20,  93, 122, 177, 150,
-        };
-
-        static byte[] antilog301 = new byte[]
-        {
-              1,   2,   4,   8,  16,  32,  64, 128,  45,  90, 180,  69, 138,  57, 114, 228,
-            229, 231, 227, 235, 251, 219, 155,  27,  54, 108, 216, 157,  23,  46,  92, 184,
-             93, 186,  89, 178,  73, 146,   9,  18,  36,  72, 144,  13,  26,  52, 104, 208,
-            141,  55, 110, 220, 149,   7,  14,  28,  56, 112, 224, 237, 247, 195, 171, 123,
-            246, 193, 175, 115, 230, 225, 239, 243, 203, 187,  91, 182,  65, 130,  41,  82,
-            164, 101, 202, 185,  95, 190,  81, 162, 105, 210, 137,  63, 126, 252, 213, 135,
-             35,  70, 140,  53, 106, 212, 133,  39,  78, 156,  21,  42,  84, 168, 125, 250,
-            217, 159,  19,  38,  76, 152,  29,  58, 116, 232, 253, 215, 131,  43,  86, 172,
-            117, 234, 249, 223, 147,  11,  22,  44,  88, 176,  77, 154,  25,  50, 100, 200,
-            189,  87, 174, 113, 226, 233, 255, 211, 139,  59, 118, 236, 245, 199, 163, 107,
-            214, 129,  47,  94, 188,  85, 170, 121, 242, 201, 191,  83, 166,  97, 194, 169,
-            127, 254, 209, 143,  51, 102, 204, 181,  71, 142,  49,  98, 196, 165, 103, 206,
-            177,  79, 158,  17,  34,  68, 136,  61, 122, 244, 197, 167,  99, 198, 161, 111,
-            222, 145,  15,  30,  60, 120, 240, 205, 183,  67, 134,  33,  66, 132,  37,  74,
-            148,   5,  10,  20,  40,  80, 160, 109, 218, 153,  31,  62, 124, 248, 221, 151,
-              3,   6,  12,  24,  48,  96, 192, 173, 119, 238, 241, 207, 179,  75, 150,   0,
-        };
-
-        /// <summary>
-        /// GF add (a + b)
-        /// </summary>
-        static byte GfAdd(byte a, byte b)
-        {
-            return (byte)(a ^ b);
-        }
-
-        /// <summary>
-        /// GF multiply (a * b)
-        /// </summary>
-        static byte GfMult(byte a, byte b)
-        {
-            return (a == 0 || b == 0) ? (byte)0 : antilog301[(log301[a] + log301[b]) % NN];
-        }
-
-        /// <summary>
-        /// GF multiply by antilog (a * alpha**b)
-        /// </summary>
-        static byte GfMultAntilog(byte a, byte b)
-        {
-            return (a == 0) ? (byte)0 : antilog301[(log301[a] + b) % NN];
-        }
-
-
-        /// <summary>
-        /// Encode a byte array using Reed-Solomon error correction
-        /// </summary>
-        /// <param name="message">Input byte array</param>
-        /// <param name="sizeId"></param>
-        /// <returns>true when successful</returns>
-        public static byte[] Encode(byte[] message, SymbolSize sizeId)
-        {
-            int blockStride = Symbol.GetSymbolAttribute(SymbolAttribute.InterleavedBlocks, sizeId);
-            int blockErrorWords = Symbol.GetSymbolAttribute(SymbolAttribute.BlockErrorWords, sizeId);
-            int symbolDataWords = Symbol.GetSymbolAttribute(SymbolAttribute.SymbolDataWords, sizeId);
-            int symbolErrorWords = Symbol.GetSymbolAttribute(SymbolAttribute.SymbolErrorWords, sizeId);
-            int symbolTotalWords = symbolDataWords + symbolErrorWords;
-
-            byte[] output = new byte[symbolTotalWords];
-            for (int i = 0; i < Math.Min(message.Length, symbolDataWords); i++)
-            {
-                output[i] = message[i];   /// Copy the original message to output
-            }
-
-            /// Populate generator polynomial
-            byte[] gen = RsGenPoly(blockErrorWords);
-        
-            /// For each interleaved block...
-            for (int blockIdx = 0; blockIdx < blockStride; blockIdx++)
-            {
-                /// Generate error codewords
-                byte[] ecc = new byte[blockErrorWords];
-                for (int i = 0; i < blockErrorWords; i++) ecc[i] = 0;
-                
-                for (int i = blockIdx; i < symbolDataWords; i += blockStride)
-                {
-                    byte val = (byte)(ecc[blockErrorWords - 1] ^ output[i]);
- 
-                    for (int j = blockErrorWords - 1; j > 0; j--)
-                    {
-                       //DMTX_CHECK_BOUNDS(&ecc, j); DMTX_CHECK_BOUNDS(&ecc, j-1); DMTX_CHECK_BOUNDS(&gen, j);
-                       ecc[j] = GfAdd(ecc[j - 1], GfMult(gen[j], val));
-                    }
- 
-                    ecc[0] = GfMult(gen[0], val);
-                }
- 
-                /// Copy to output message
-                int jj = blockErrorWords;
-                for (int i = symbolDataWords + blockIdx; i < symbolTotalWords; i += blockStride)
-                {
-                    output[i] = ecc[--jj];
-                }
-            }
-        
-            return output;
-        }
-
-
-        static byte[] RsGenPoly(int errorWordCount)
-        {
-            byte[] gen = new byte[errorWordCount];
-
-            /// Initialize all coefficients to 1
-            for (int i = 0; i < errorWordCount; i++) gen[i] = (byte)1;
-        
-            /* Generate polynomial */
-            for (int i = 0; i < gen.Length; i++)
-            {
-               for (int j = i; j >= 0; j--)
-               {
-                   gen[j] = GfMultAntilog(gen[j], (byte)(i + 1));
-                   if (j > 0)
-                   {
-                       gen[j] = (byte)(gen[j] ^ gen[j - 1]);
-                   }
-               }
-            }
-      
-            return gen;
-        }
-    }
-}
@@ -1,108 +0,0 @@
-using System;
-
-namespace DataMatrix4Net
-{
-    public enum SymbolSize
-    {
-        RectAuto   = -3,
-        SquareAuto = -2,
-        ShapeAuto  = -1,
-
-        Sq10x10    =  0,
-        Sq12x12,
-        Sq14x14,
-        Sq16x16,
-        Sq18x18,
-        Sq20x20,
-        Sq22x22,
-        Sq24x24,
-        Sq26x26,
-        Sq32x32,
-        Sq36x36,
-        Sq40x40,
-        Sq44x44,
-        Sq48x48,
-        Sq52x52,
-        Sq64x64,
-        Sq72x72,
-        Sq80x80,
-        Sq88x88,
-        Sq96x96,
-        Sq104x104,
-        Sq120x120,
-        Sq132x132,
-        Sq144x144,
-
-        Rect8x18,
-        Rect8x32,
-        Rect12x26,
-        Rect12x36,
-        Rect16x36,
-        Rect16x48,
-
-        Count
-    }
-
-    public enum SymbolAttribute
-    {
-        SymbolRows,
-        SymbolCols,
-        DataRegionRows,
-        DataRegionCols,
-        HorizDataRegions,
-        VertDataRegions,
-        MappingMatrixRows,
-        MappingMatrixCols,
-        InterleavedBlocks,
-        BlockErrorWords,
-        BlockMaxCorrectable,
-        SymbolDataWords,
-        SymbolErrorWords,
-        SymbolMaxCorrectable,
-    }
-
-    public static class Symbol
-    {
-        public const SymbolSize SymbolSquareCount = SymbolSize.Rect8x18;
-        ///                                                     (---------------------------------------------- square ------------------------------------------------------)    (--- rectangular ---)
-        static readonly int[] symbolRows          = new int[] { 10, 12, 14, 16, 18, 20, 22, 24, 26, 32, 36,  40,  44,  48,  52,  64,  72,  80,  88,  96, 104,  120,  132,  144,   8,  8, 12, 12, 16, 16 };
-        static readonly int[] symbolCols          = new int[] { 10, 12, 14, 16, 18, 20, 22, 24, 26, 32, 36,  40,  44,  48,  52,  64,  72,  80,  88,  96, 104,  120,  132,  144,  18, 32, 26, 36, 36, 48 };
-        static readonly int[] dataRegionRows      = new int[] {  8, 10, 12, 14, 16, 18, 20, 22, 24, 14, 16,  18,  20,  22,  24,  14,  16,  18,  20,  22,  24,   18,   20,   22,   6,  6, 10, 10, 14, 14 };
-        static readonly int[] dataRegionCols      = new int[] {  8, 10, 12, 14, 16, 18, 20, 22, 24, 14, 16,  18,  20,  22,  24,  14,  16,  18,  20,  22,  24,   18,   20,   22,  16, 14, 24, 16, 16, 22 };
-        static readonly int[] horizDataRegions    = new int[] {  1,  1,  1,  1,  1,  1,  1,  1,  1,  2,  2,   2,   2,   2,   2,   4,   4,   4,   4,   4,   4,    6,    6,    6,   1,  2,  1,  2,  2,  2 };
-        static readonly int[] interleavedBlocks   = new int[] {  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,  1,   1,   1,   1,   2,   2,   4,   4,   4,   4,   6,    6,    8,   10,   1,  1,  1,  1,  1,  1 };
-        static readonly int[] symbolDataWords     = new int[] {  3,  5,  8, 12, 18, 22, 30, 36, 44, 62, 86, 114, 144, 174, 204, 280, 368, 456, 576, 696, 816, 1050, 1304, 1558,   5, 10, 16, 22, 32, 49 };
-        static readonly int[] blockErrorWords     = new int[] {  5,  7, 10, 12, 14, 18, 20, 24, 28, 36, 42,  48,  56,  68,  42,  56,  36,  48,  56,  68,  56,   68,   62,   62,   7, 11, 14, 18, 24, 28 };
-        static readonly int[] blockMaxCorrectable = new int[] {  2,  3,  5,  6,  7,  9, 10, 12, 14, 18, 21,  24,  28,  34,  21,  28,  18,  24,  28,  34,  28,   34,   31,   31,   3,  5,  7,  9, 12, 14 };
-
-        /// <summary>
-        /// Return a symbol attribute
-        /// </summary>
-        /// <param name="attribute">Symbol attribute</param>
-        /// <param name="sizeId">Size ID (or index)</param>
-        /// <returns>Sybol attribute value, -1 when undefined</returns>
-        public static int GetSymbolAttribute(SymbolAttribute attribute, SymbolSize sizeId)
-        {
-            if (sizeId < 0 || sizeId >= SymbolSize.Count) return -1;
-
-           switch (attribute)
-           {
-               case SymbolAttribute.SymbolRows:           return symbolRows[(int)sizeId];
-               case SymbolAttribute.SymbolCols:           return symbolCols[(int)sizeId];
-               case SymbolAttribute.DataRegionRows:       return dataRegionRows[(int)sizeId];
-               case SymbolAttribute.DataRegionCols:       return dataRegionCols[(int)sizeId];
-               case SymbolAttribute.HorizDataRegions:     return horizDataRegions[(int)sizeId];
-               case SymbolAttribute.VertDataRegions:      return (sizeId < SymbolSquareCount) ? horizDataRegions[(int)sizeId] : 1;
-               case SymbolAttribute.MappingMatrixRows:    return dataRegionRows[(int)sizeId] * GetSymbolAttribute(SymbolAttribute.VertDataRegions, sizeId);
-               case SymbolAttribute.MappingMatrixCols:    return dataRegionCols[(int)sizeId] * horizDataRegions[(int)sizeId];
-               case SymbolAttribute.InterleavedBlocks:    return interleavedBlocks[(int)sizeId];
-               case SymbolAttribute.BlockErrorWords:      return blockErrorWords[(int)sizeId];
-               case SymbolAttribute.BlockMaxCorrectable:  return blockMaxCorrectable[(int)sizeId];
-               case SymbolAttribute.SymbolDataWords:      return symbolDataWords[(int)sizeId];
-               case SymbolAttribute.SymbolErrorWords:     return blockErrorWords[(int)sizeId] * interleavedBlocks[(int)sizeId];
-               case SymbolAttribute.SymbolMaxCorrectable: return blockMaxCorrectable[(int)sizeId] * interleavedBlocks[(int)sizeId];
-               default: return -1;
-           }
-        }
-    }
-}
@@ -1,56 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-
-namespace DataMatrix4Net
-{
-    public static class Utils
-    {
-        const byte EndOfMessage = (byte)129;
-
-        public static bool IsDigit(char znak)
-        {
-            if (znak >= '0' && znak <= '9') return true;
-            return false;
-        }
-
-        public static bool IsAscii(char znak)
-        {
-            if (znak >= 0 && znak <= '~' + 1) return true;
-            return false;
-        }
-
-        public static byte EncodeTwoDigits(char znak1, char znak2)
-        {
-            return (byte)(130 + 10 * (znak1 - '0') + znak2 - '0');
-        }
-
-        public static byte[] MakeByteArray(string text)
-        {
-            IList<byte> bytes = new List<byte>();
-
-            int ix = 0;
-            while (ix < text.Length)
-            {
-                if (ix < text.Length - 1 && Utils.IsDigit(text[ix]) && Utils.IsDigit(text[ix + 1]))
-                {
-                    bytes.Add(Utils.EncodeTwoDigits(text[ix], text[ix + 1]));
-                    ix += 2;
-                }
-                else if (Utils.IsAscii(text[ix]))
-                {
-                    bytes.Add((byte)(text[ix] + 1));
-                    ix++;
-                }
-                else
-                {
-                    /// Skip non ASCII characters
-                    ix++;
-                }
-            }
-            bytes.Add(EndOfMessage);
-
-            return bytes.ToArray();
-        }
-    }
-}
@@ -0,0 +1,36 @@
+using System;
+using System.Text;
+using System.Windows.Forms;
+
+namespace DataStreamInterfaceTest
+{
+    public class ActivityLog
+    {
+        const int LinesCount = 50;
+
+        TextBox textBox;
+        string[] lines;
+        string activity;
+
+        public ActivityLog(TextBox textBox)
+        {
+            this.textBox = textBox;
+            lines = new string[LinesCount];
+            for (int i = 0; i < LinesCount; i++) lines[i] = string.Empty;
+        }
+
+        public void Print(string log)
+        {
+            for (int i = LinesCount - 1; i > 0; i--) lines[i] = lines[i - 1];
+            lines[0] = log;
+            DisplayLines();
+        }
+
+        private void DisplayLines()
+        {
+            StringBuilder sb = new StringBuilder();
+            foreach (var line in lines) sb.AppendLine(line);
+            textBox.Text = sb.ToString();
+        }
+    }
+}
@@ -0,0 +1,134 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
+    <ProjectGuid>{1D1EEF9C-7F41-43D3-BD09-5054D00F7A23}</ProjectGuid>
+    <OutputType>WinExe</OutputType>
+    <AppDesignerFolder>Properties</AppDesignerFolder>
+    <RootNamespace>DataStreamInterfaceTest</RootNamespace>
+    <AssemblyName>DataStreamInterfaceTest</AssemblyName>
+    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
+    <FileAlignment>512</FileAlignment>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug\</OutputPath>
+    <DefineConstants>DEBUG;TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <PlatformTarget>AnyCPU</PlatformTarget>
+    <DebugType>pdbonly</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release\</OutputPath>
+    <DefineConstants>TRACE</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.ComponentModel.Composition" />
+    <Reference Include="System.Core" />
+    <Reference Include="System.Xml.Linq" />
+    <Reference Include="System.Data.DataSetExtensions" />
+    <Reference Include="Microsoft.CSharp" />
+    <Reference Include="System.Data" />
+    <Reference Include="System.Deployment" />
+    <Reference Include="System.Drawing" />
+    <Reference Include="System.Windows.Forms" />
+    <Reference Include="System.Xml" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="ActivityLog.cs" />
+    <Compile Include="DemoMainWnd.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="DemoMainWnd.Designer.cs">
+      <DependentUpon>DemoMainWnd.cs</DependentUpon>
+    </Compile>
+    <Compile Include="GetDblValueDlg.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="GetDblValueDlg.designer.cs">
+      <DependentUpon>GetDblValueDlg.cs</DependentUpon>
+    </Compile>
+    <Compile Include="GetFrameBoundariesDlg.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="GetFrameBoundariesDlg.designer.cs">
+      <DependentUpon>GetFrameBoundariesDlg.cs</DependentUpon>
+    </Compile>
+    <Compile Include="GetIntegerNumberDlg.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="GetIntegerNumberDlg.Designer.cs">
+      <DependentUpon>GetIntegerNumberDlg.cs</DependentUpon>
+    </Compile>
+    <Compile Include="GetStateDlg.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="GetStateDlg.designer.cs">
+      <DependentUpon>GetStateDlg.cs</DependentUpon>
+    </Compile>
+    <Compile Include="LviIDComparer.cs" />
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <EmbeddedResource Include="DemoMainWnd.resx">
+      <DependentUpon>DemoMainWnd.cs</DependentUpon>
+      <SubType>Designer</SubType>
+    </EmbeddedResource>
+    <EmbeddedResource Include="GetDblValueDlg.resx">
+      <DependentUpon>GetDblValueDlg.cs</DependentUpon>
+    </EmbeddedResource>
+    <EmbeddedResource Include="GetFrameBoundariesDlg.resx">
+      <DependentUpon>GetFrameBoundariesDlg.cs</DependentUpon>
+    </EmbeddedResource>
+    <EmbeddedResource Include="GetIntegerNumberDlg.resx">
+      <DependentUpon>GetIntegerNumberDlg.cs</DependentUpon>
+    </EmbeddedResource>
+    <EmbeddedResource Include="GetStateDlg.resx">
+      <DependentUpon>GetStateDlg.cs</DependentUpon>
+    </EmbeddedResource>
+    <EmbeddedResource Include="Properties\Resources.resx">
+      <Generator>ResXFileCodeGenerator</Generator>
+      <LastGenOutput>Resources.Designer.cs</LastGenOutput>
+      <SubType>Designer</SubType>
+    </EmbeddedResource>
+    <Compile Include="Properties\Resources.Designer.cs">
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Resources.resx</DependentUpon>
+    </Compile>
+    <None Include="Properties\Settings.settings">
+      <Generator>SettingsSingleFileGenerator</Generator>
+      <LastGenOutput>Settings.Designer.cs</LastGenOutput>
+    </None>
+    <Compile Include="Properties\Settings.Designer.cs">
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Settings.settings</DependentUpon>
+      <DesignTimeSharedInput>True</DesignTimeSharedInput>
+    </Compile>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="App.config" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\DataStreamInterface\DataStreamInterface.csproj">
+      <Project>{7ebeea14-91c4-48d7-af0a-7a4bc3ff9a28}</Project>
+      <Name>DataStreamInterface</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
+       Other similar extension points exist, see Microsoft.Common.targets.
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+  -->
+</Project>
@@ -0,0 +1,380 @@
+namespace DataStreamInterfaceTest
+{
+    partial class DemoMainWnd
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.splitContainer1 = new System.Windows.Forms.SplitContainer();
+            this.getIDButton = new System.Windows.Forms.Button();
+            this.getFramesButton = new System.Windows.Forms.Button();
+            this.measurementLabel = new System.Windows.Forms.Label();
+            this.stateLabel = new System.Windows.Forms.Label();
+            this.capabilitiesLabel = new System.Windows.Forms.Label();
+            this.getQuantityUnitsButton = new System.Windows.Forms.Button();
+            this.getQuantityCaptionButton = new System.Windows.Forms.Button();
+            this.getQuantitiesCountButton = new System.Windows.Forms.Button();
+            this.getVolumeUnitsButton = new System.Windows.Forms.Button();
+            this.getTimeUnitsButton = new System.Windows.Forms.Button();
+            this.setStateButton = new System.Windows.Forms.Button();
+            this.getStateButton = new System.Windows.Forms.Button();
+            this.stopMeasurementButton = new System.Windows.Forms.Button();
+            this.startMeasurementButton = new System.Windows.Forms.Button();
+            this.closeConnectionButton = new System.Windows.Forms.Button();
+            this.openConnectionButton = new System.Windows.Forms.Button();
+            this.splitContainer2 = new System.Windows.Forms.SplitContainer();
+            this.logsTextBox = new System.Windows.Forms.TextBox();
+            this.dataTabControl = new System.Windows.Forms.TabControl();
+            this.tabPage1 = new System.Windows.Forms.TabPage();
+            this.framesListView = new System.Windows.Forms.ListView();
+            this.tabPage2 = new System.Windows.Forms.TabPage();
+            ((System.ComponentModel.ISupportInitialize)(this.splitContainer1)).BeginInit();
+            this.splitContainer1.Panel1.SuspendLayout();
+            this.splitContainer1.Panel2.SuspendLayout();
+            this.splitContainer1.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.splitContainer2)).BeginInit();
+            this.splitContainer2.Panel1.SuspendLayout();
+            this.splitContainer2.Panel2.SuspendLayout();
+            this.splitContainer2.SuspendLayout();
+            this.dataTabControl.SuspendLayout();
+            this.tabPage1.SuspendLayout();
+            this.SuspendLayout();
+            // 
+            // splitContainer1
+            // 
+            this.splitContainer1.Dock = System.Windows.Forms.DockStyle.Fill;
+            this.splitContainer1.FixedPanel = System.Windows.Forms.FixedPanel.Panel1;
+            this.splitContainer1.IsSplitterFixed = true;
+            this.splitContainer1.Location = new System.Drawing.Point(0, 0);
+            this.splitContainer1.Name = "splitContainer1";
+            // 
+            // splitContainer1.Panel1
+            // 
+            this.splitContainer1.Panel1.Controls.Add(this.getIDButton);
+            this.splitContainer1.Panel1.Controls.Add(this.getFramesButton);
+            this.splitContainer1.Panel1.Controls.Add(this.measurementLabel);
+            this.splitContainer1.Panel1.Controls.Add(this.stateLabel);
+            this.splitContainer1.Panel1.Controls.Add(this.capabilitiesLabel);
+            this.splitContainer1.Panel1.Controls.Add(this.getQuantityUnitsButton);
+            this.splitContainer1.Panel1.Controls.Add(this.getQuantityCaptionButton);
+            this.splitContainer1.Panel1.Controls.Add(this.getQuantitiesCountButton);
+            this.splitContainer1.Panel1.Controls.Add(this.getVolumeUnitsButton);
+            this.splitContainer1.Panel1.Controls.Add(this.getTimeUnitsButton);
+            this.splitContainer1.Panel1.Controls.Add(this.setStateButton);
+            this.splitContainer1.Panel1.Controls.Add(this.getStateButton);
+            this.splitContainer1.Panel1.Controls.Add(this.stopMeasurementButton);
+            this.splitContainer1.Panel1.Controls.Add(this.startMeasurementButton);
+            this.splitContainer1.Panel1.Controls.Add(this.closeConnectionButton);
+            this.splitContainer1.Panel1.Controls.Add(this.openConnectionButton);
+            // 
+            // splitContainer1.Panel2
+            // 
+            this.splitContainer1.Panel2.Controls.Add(this.splitContainer2);
+            this.splitContainer1.Size = new System.Drawing.Size(826, 583);
+            this.splitContainer1.SplitterDistance = 150;
+            this.splitContainer1.TabIndex = 0;
+            // 
+            // getIDButton
+            // 
+            this.getIDButton.Location = new System.Drawing.Point(12, 480);
+            this.getIDButton.Name = "getIDButton";
+            this.getIDButton.Size = new System.Drawing.Size(128, 24);
+            this.getIDButton.TabIndex = 12;
+            this.getIDButton.Text = "Get ID";
+            this.getIDButton.UseVisualStyleBackColor = true;
+            this.getIDButton.Click += new System.EventHandler(this.getIDButton_Click);
+            // 
+            // getFramesButton
+            // 
+            this.getFramesButton.Location = new System.Drawing.Point(12, 450);
+            this.getFramesButton.Name = "getFramesButton";
+            this.getFramesButton.Size = new System.Drawing.Size(128, 24);
+            this.getFramesButton.TabIndex = 11;
+            this.getFramesButton.Text = "Get frames";
+            this.getFramesButton.UseVisualStyleBackColor = true;
+            this.getFramesButton.Click += new System.EventHandler(this.getFramesButton_Click);
+            // 
+            // measurementLabel
+            // 
+            this.measurementLabel.AutoSize = true;
+            this.measurementLabel.Location = new System.Drawing.Point(12, 374);
+            this.measurementLabel.Name = "measurementLabel";
+            this.measurementLabel.Size = new System.Drawing.Size(74, 13);
+            this.measurementLabel.TabIndex = 15;
+            this.measurementLabel.Text = "Measurement:";
+            // 
+            // stateLabel
+            // 
+            this.stateLabel.AutoSize = true;
+            this.stateLabel.Location = new System.Drawing.Point(12, 194);
+            this.stateLabel.Name = "stateLabel";
+            this.stateLabel.Size = new System.Drawing.Size(112, 13);
+            this.stateLabel.TabIndex = 14;
+            this.stateLabel.Text = "State and connection:";
+            // 
+            // capabilitiesLabel
+            // 
+            this.capabilitiesLabel.AutoSize = true;
+            this.capabilitiesLabel.Location = new System.Drawing.Point(12, 9);
+            this.capabilitiesLabel.Name = "capabilitiesLabel";
+            this.capabilitiesLabel.Size = new System.Drawing.Size(63, 13);
+            this.capabilitiesLabel.TabIndex = 13;
+            this.capabilitiesLabel.Text = "Capabilities:";
+            // 
+            // getQuantityUnitsButton
+            // 
+            this.getQuantityUnitsButton.Location = new System.Drawing.Point(12, 145);
+            this.getQuantityUnitsButton.Name = "getQuantityUnitsButton";
+            this.getQuantityUnitsButton.Size = new System.Drawing.Size(128, 24);
+            this.getQuantityUnitsButton.TabIndex = 4;
+            this.getQuantityUnitsButton.Text = "Get quantity units";
+            this.getQuantityUnitsButton.UseVisualStyleBackColor = true;
+            this.getQuantityUnitsButton.Click += new System.EventHandler(this.getQuantityUnitsButton_Click);
+            // 
+            // getQuantityCaptionButton
+            // 
+            this.getQuantityCaptionButton.Location = new System.Drawing.Point(12, 115);
+            this.getQuantityCaptionButton.Name = "getQuantityCaptionButton";
+            this.getQuantityCaptionButton.Size = new System.Drawing.Size(128, 24);
+            this.getQuantityCaptionButton.TabIndex = 3;
+            this.getQuantityCaptionButton.Text = "Get quantity caption";
+            this.getQuantityCaptionButton.UseVisualStyleBackColor = true;
+            this.getQuantityCaptionButton.Click += new System.EventHandler(this.getQuantityCaptionButton_Click);
+            // 
+            // getQuantitiesCountButton
+            // 
+            this.getQuantitiesCountButton.Location = new System.Drawing.Point(12, 85);
+            this.getQuantitiesCountButton.Name = "getQuantitiesCountButton";
+            this.getQuantitiesCountButton.Size = new System.Drawing.Size(128, 24);
+            this.getQuantitiesCountButton.TabIndex = 2;
+            this.getQuantitiesCountButton.Text = "Get quantities count";
+            this.getQuantitiesCountButton.UseVisualStyleBackColor = true;
+            this.getQuantitiesCountButton.Click += new System.EventHandler(this.getQuantitiesCountButton_Click);
+            // 
+            // getVolumeUnitsButton
+            // 
+            this.getVolumeUnitsButton.Location = new System.Drawing.Point(12, 55);
+            this.getVolumeUnitsButton.Name = "getVolumeUnitsButton";
+            this.getVolumeUnitsButton.Size = new System.Drawing.Size(128, 24);
+            this.getVolumeUnitsButton.TabIndex = 1;
+            this.getVolumeUnitsButton.Text = "Get volume units";
+            this.getVolumeUnitsButton.UseVisualStyleBackColor = true;
+            this.getVolumeUnitsButton.Click += new System.EventHandler(this.getVolumeUnitsButton_Click);
+            // 
+            // getTimeUnitsButton
+            // 
+            this.getTimeUnitsButton.Location = new System.Drawing.Point(12, 25);
+            this.getTimeUnitsButton.Name = "getTimeUnitsButton";
+            this.getTimeUnitsButton.Size = new System.Drawing.Size(128, 24);
+            this.getTimeUnitsButton.TabIndex = 0;
+            this.getTimeUnitsButton.Text = "Get time units";
+            this.getTimeUnitsButton.UseVisualStyleBackColor = true;
+            this.getTimeUnitsButton.Click += new System.EventHandler(this.getTimeUnitsButton_Click);
+            // 
+            // setStateButton
+            // 
+            this.setStateButton.Location = new System.Drawing.Point(12, 315);
+            this.setStateButton.Name = "setStateButton";
+            this.setStateButton.Size = new System.Drawing.Size(128, 24);
+            this.setStateButton.TabIndex = 8;
+            this.setStateButton.Text = "Set state";
+            this.setStateButton.UseVisualStyleBackColor = true;
+            this.setStateButton.Click += new System.EventHandler(this.setStateButton_Click);
+            // 
+            // getStateButton
+            // 
+            this.getStateButton.Location = new System.Drawing.Point(12, 285);
+            this.getStateButton.Name = "getStateButton";
+            this.getStateButton.Size = new System.Drawing.Size(128, 24);
+            this.getStateButton.TabIndex = 7;
+            this.getStateButton.Text = "Get state";
+            this.getStateButton.UseVisualStyleBackColor = true;
+            this.getStateButton.Click += new System.EventHandler(this.getStateButton_Click);
+            // 
+            // stopMeasurementButton
+            // 
+            this.stopMeasurementButton.Location = new System.Drawing.Point(12, 420);
+            this.stopMeasurementButton.Name = "stopMeasurementButton";
+            this.stopMeasurementButton.Size = new System.Drawing.Size(128, 24);
+            this.stopMeasurementButton.TabIndex = 10;
+            this.stopMeasurementButton.Text = "Stop measurement";
+            this.stopMeasurementButton.UseVisualStyleBackColor = true;
+            this.stopMeasurementButton.Click += new System.EventHandler(this.stopMeasurementButton_Click);
+            // 
+            // startMeasurementButton
+            // 
+            this.startMeasurementButton.Location = new System.Drawing.Point(12, 390);
+            this.startMeasurementButton.Name = "startMeasurementButton";
+            this.startMeasurementButton.Size = new System.Drawing.Size(128, 24);
+            this.startMeasurementButton.TabIndex = 9;
+            this.startMeasurementButton.Text = "Start measurement";
+            this.startMeasurementButton.UseVisualStyleBackColor = true;
+            this.startMeasurementButton.Click += new System.EventHandler(this.startMeasurementButton_Click);
+            // 
+            // closeConnectionButton
+            // 
+            this.closeConnectionButton.Location = new System.Drawing.Point(12, 240);
+            this.closeConnectionButton.Name = "closeConnectionButton";
+            this.closeConnectionButton.Size = new System.Drawing.Size(128, 24);
+            this.closeConnectionButton.TabIndex = 6;
+            this.closeConnectionButton.Text = "Close connection";
+            this.closeConnectionButton.UseVisualStyleBackColor = true;
+            this.closeConnectionButton.Click += new System.EventHandler(this.closeConnectionButton_Click);
+            // 
+            // openConnectionButton
+            // 
+            this.openConnectionButton.Location = new System.Drawing.Point(12, 210);
+            this.openConnectionButton.Name = "openConnectionButton";
+            this.openConnectionButton.Size = new System.Drawing.Size(128, 24);
+            this.openConnectionButton.TabIndex = 5;
+            this.openConnectionButton.Text = "Open connection";
+            this.openConnectionButton.UseVisualStyleBackColor = true;
+            this.openConnectionButton.Click += new System.EventHandler(this.openConnectionButton_Click);
+            // 
+            // splitContainer2
+            // 
+            this.splitContainer2.Dock = System.Windows.Forms.DockStyle.Fill;
+            this.splitContainer2.Location = new System.Drawing.Point(0, 0);
+            this.splitContainer2.Name = "splitContainer2";
+            this.splitContainer2.Orientation = System.Windows.Forms.Orientation.Horizontal;
+            // 
+            // splitContainer2.Panel1
+            // 
+            this.splitContainer2.Panel1.Controls.Add(this.logsTextBox);
+            // 
+            // splitContainer2.Panel2
+            // 
+            this.splitContainer2.Panel2.Controls.Add(this.dataTabControl);
+            this.splitContainer2.Size = new System.Drawing.Size(672, 583);
+            this.splitContainer2.SplitterDistance = 222;
+            this.splitContainer2.TabIndex = 0;
+            // 
+            // logsTextBox
+            // 
+            this.logsTextBox.Dock = System.Windows.Forms.DockStyle.Fill;
+            this.logsTextBox.Location = new System.Drawing.Point(0, 0);
+            this.logsTextBox.Multiline = true;
+            this.logsTextBox.Name = "logsTextBox";
+            this.logsTextBox.ScrollBars = System.Windows.Forms.ScrollBars.Vertical;
+            this.logsTextBox.Size = new System.Drawing.Size(672, 222);
+            this.logsTextBox.TabIndex = 0;
+            // 
+            // dataTabControl
+            // 
+            this.dataTabControl.Controls.Add(this.tabPage1);
+            this.dataTabControl.Controls.Add(this.tabPage2);
+            this.dataTabControl.Dock = System.Windows.Forms.DockStyle.Fill;
+            this.dataTabControl.Location = new System.Drawing.Point(0, 0);
+            this.dataTabControl.Name = "dataTabControl";
+            this.dataTabControl.SelectedIndex = 0;
+            this.dataTabControl.Size = new System.Drawing.Size(672, 357);
+            this.dataTabControl.TabIndex = 0;
+            // 
+            // tabPage1
+            // 
+            this.tabPage1.Controls.Add(this.framesListView);
+            this.tabPage1.Location = new System.Drawing.Point(4, 22);
+            this.tabPage1.Name = "tabPage1";
+            this.tabPage1.Padding = new System.Windows.Forms.Padding(3);
+            this.tabPage1.Size = new System.Drawing.Size(664, 331);
+            this.tabPage1.TabIndex = 0;
+            this.tabPage1.Text = "Transferred frames";
+            this.tabPage1.UseVisualStyleBackColor = true;
+            // 
+            // framesListView
+            // 
+            this.framesListView.Dock = System.Windows.Forms.DockStyle.Fill;
+            this.framesListView.GridLines = true;
+            this.framesListView.Location = new System.Drawing.Point(3, 3);
+            this.framesListView.Name = "framesListView";
+            this.framesListView.Size = new System.Drawing.Size(658, 325);
+            this.framesListView.TabIndex = 0;
+            this.framesListView.UseCompatibleStateImageBehavior = false;
+            this.framesListView.View = System.Windows.Forms.View.Details;
+            // 
+            // tabPage2
+            // 
+            this.tabPage2.Location = new System.Drawing.Point(4, 22);
+            this.tabPage2.Name = "tabPage2";
+            this.tabPage2.Padding = new System.Windows.Forms.Padding(3);
+            this.tabPage2.Size = new System.Drawing.Size(664, 331);
+            this.tabPage2.TabIndex = 1;
+            this.tabPage2.Text = "Graph";
+            this.tabPage2.UseVisualStyleBackColor = true;
+            // 
+            // DemoMainWnd
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(826, 583);
+            this.Controls.Add(this.splitContainer1);
+            this.Name = "DemoMainWnd";
+            this.Text = "Datastream interface test";
+            this.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.DemoMainWnd_FormClosing);
+            this.splitContainer1.Panel1.ResumeLayout(false);
+            this.splitContainer1.Panel1.PerformLayout();
+            this.splitContainer1.Panel2.ResumeLayout(false);
+            ((System.ComponentModel.ISupportInitialize)(this.splitContainer1)).EndInit();
+            this.splitContainer1.ResumeLayout(false);
+            this.splitContainer2.Panel1.ResumeLayout(false);
+            this.splitContainer2.Panel1.PerformLayout();
+            this.splitContainer2.Panel2.ResumeLayout(false);
+            ((System.ComponentModel.ISupportInitialize)(this.splitContainer2)).EndInit();
+            this.splitContainer2.ResumeLayout(false);
+            this.dataTabControl.ResumeLayout(false);
+            this.tabPage1.ResumeLayout(false);
+            this.ResumeLayout(false);
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.SplitContainer splitContainer1;
+        private System.Windows.Forms.Button openConnectionButton;
+        private System.Windows.Forms.Button closeConnectionButton;
+        private System.Windows.Forms.Button stopMeasurementButton;
+        private System.Windows.Forms.Button startMeasurementButton;
+        private System.Windows.Forms.Button setStateButton;
+        private System.Windows.Forms.Button getStateButton;
+        private System.Windows.Forms.Button getQuantityUnitsButton;
+        private System.Windows.Forms.Button getQuantityCaptionButton;
+        private System.Windows.Forms.Button getQuantitiesCountButton;
+        private System.Windows.Forms.Button getVolumeUnitsButton;
+        private System.Windows.Forms.Button getTimeUnitsButton;
+        private System.Windows.Forms.Label measurementLabel;
+        private System.Windows.Forms.Label stateLabel;
+        private System.Windows.Forms.Label capabilitiesLabel;
+        private System.Windows.Forms.Button getIDButton;
+        private System.Windows.Forms.Button getFramesButton;
+        private System.Windows.Forms.SplitContainer splitContainer2;
+        private System.Windows.Forms.TextBox logsTextBox;
+        private System.Windows.Forms.TabControl dataTabControl;
+        private System.Windows.Forms.TabPage tabPage1;
+        private System.Windows.Forms.ListView framesListView;
+        private System.Windows.Forms.TabPage tabPage2;
+    }
+}
+
@@ -0,0 +1,292 @@
+using System;
+using System.Text;
+using System.Windows.Forms;
+using DataStreamInterface;
+
+namespace DataStreamInterfaceTest
+{
+    public partial class DemoMainWnd : Form
+    {
+        IDataStreamMeter dataStreamMeter;
+
+        ActivityLog activityLog;
+
+        Unit timeUnits;
+        Unit volumeUnits;
+        int quantitiesCount;
+        string[] quantityCaption;
+        Unit[] quantityUnit;
+
+        Int64 storedFramesCount;
+        DataFrame[] transferredFrames;
+
+        public DemoMainWnd() : this(null) { }
+
+        public DemoMainWnd(IDataStreamMeter dataStreamMeter)
+        {
+            InitializeComponent();
+            this.dataStreamMeter = dataStreamMeter;
+            activityLog = new ActivityLog(logsTextBox);
+
+            framesListView.Columns.Add("ID", 100);
+            framesListView.Columns.Add("Time", 100);
+            framesListView.Columns.Add("Volume", 100);
+            framesListView.Columns.Add("Additional quantities", 300);
+            framesListView.ListViewItemSorter = new LviIDComparer();
+        }
+
+        void ShowNoMeterInterfaceMessage()
+        {
+            MessageBox.Show("No datastream meter interface");
+        }
+
+        private void getTimeUnitsButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                timeUnits = dataStreamMeter.GetTimeUnits();
+                activityLog.Print(string.Format("Time units are {0}", timeUnits));
+            }
+        }
+
+        private void getVolumeUnitsButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                volumeUnits = dataStreamMeter.GetVolumeUnits();
+                activityLog.Print(string.Format("Volume units are {0}", volumeUnits));
+            }
+        }
+
+        private void getQuantitiesCountButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                int quantitesCountOri = quantitiesCount;
+                quantitiesCount = dataStreamMeter.GetQuantitiesCount();
+                activityLog.Print(string.Format("There are {0} additional quantites", quantitiesCount));
+
+                if (quantitesCountOri == 0)
+                {
+                    quantityUnit = new Unit[quantitiesCount];
+                    quantityCaption = new string[quantitiesCount];
+                    for (int i = 0; i < quantitiesCount; i++) quantityCaption[i] = string.Empty;
+                }
+                else if (quantitiesCount != quantitesCountOri)
+                {
+                    quantityUnit = new Unit[quantitiesCount];
+                    quantityCaption = new string[quantitiesCount];
+                    for (int i = 0; i < quantitiesCount; i++) quantityCaption[i] = string.Empty;
+
+                    activityLog.Print(string.Format("Quantities count changed during operation"));
+                    MessageBox.Show("Quantities count changed during operation", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
+                }
+            }
+        }
+
+        private void getQuantityCaptionButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                GetIntegerNumberDlg dlg = new GetIntegerNumberDlg(string.Format("Enter index {0} .. {1}", 0, quantitiesCount - 1), 0, quantitiesCount - 1);
+                if (dlg.ShowDialog() == DialogResult.OK)
+                {
+                    quantityCaption[dlg.Number] = dataStreamMeter.GetQuantityCaption(dlg.Number);
+                    activityLog.Print(string.Format("Caption of quantity #{0} is {1}", dlg.Number, quantityCaption[dlg.Number]));
+                }
+            }
+        }
+
+        private void getQuantityUnitsButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                GetIntegerNumberDlg dlg = new GetIntegerNumberDlg(string.Format("Enter index {0} .. {1}", 0, quantitiesCount - 1), 0, quantitiesCount - 1);
+                if (dlg.ShowDialog() == DialogResult.OK)
+                {
+                    quantityUnit[dlg.Number] = dataStreamMeter.GetQuantityUnits(dlg.Number);
+                    activityLog.Print(string.Format("Units of quantity #{0} are {1}", dlg.Number, quantityUnit[dlg.Number]));
+                }
+            }
+        }
+
+        private void openConnectionButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                string meterId;
+                if (dataStreamMeter.OpenConnection(0, "no connection parameters", out meterId))
+                {
+                    activityLog.Print(string.Format("Connection established, meter ID is {0}", meterId));
+                }
+                else
+                {
+                    activityLog.Print("Failed to establish a connection");
+                }
+            }
+        }
+
+        private void closeConnectionButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                if (dataStreamMeter.CloseConnection(0))
+                {
+                    framesListView.Items.Clear();
+                    activityLog.Print("Connection closed");
+                }
+                else
+                {
+                    activityLog.Print("Failed to close the connection");
+                }
+            }
+        }
+
+        private void DemoMainWnd_FormClosing(object sender, FormClosingEventArgs e)
+        {
+            if (dataStreamMeter == null)
+            {
+                dataStreamMeter.Shutdown();
+            }
+        }
+
+        private void getStateButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                int state;
+                string parameter;
+                if (dataStreamMeter.GetState(0, out state, out parameter))
+                {
+                    activityLog.Print(string.Format("Water meter state is {0} / {1}", state, parameter));
+                }
+                else
+                {
+                    activityLog.Print("Failed to obtain the water meter state");
+                }
+            }
+        }
+
+        private void setStateButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                GetStateDlg dlg = new GetStateDlg();
+                if (dlg.ShowDialog() == DialogResult.OK)
+                {
+                    if (dataStreamMeter.SetState(0, dlg.State, dlg.Parameter))
+                    {
+                        activityLog.Print(string.Format("Water meter state set to {0} / {1}", dlg.State, dlg.Parameter));
+                    }
+                    else
+                    {
+                        activityLog.Print(string.Format("Failed to set the water meter state to {0} / {1}", dlg.State, dlg.Parameter));
+                    }
+                }
+            }
+        }
+
+        private void startMeasurementButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                if (dataStreamMeter.StartMeasurement(0))
+                {
+                    framesListView.Items.Clear();
+                    activityLog.Print(string.Format("Measurement started"));
+                }
+                else
+                {
+                    activityLog.Print("Failed to start a measurement");
+                }
+            }
+        }
+
+        private void stopMeasurementButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                if (dataStreamMeter.StopMeasurement(0, out storedFramesCount))
+                {
+                    framesListView.Items.Clear();
+                    activityLog.Print(string.Format("Measurement sopped, {0} frames acquired", storedFramesCount));
+                }
+                else
+                {
+                    activityLog.Print("Failed to stop the measurement");
+                }
+            }
+        }
+
+        private void getFramesButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                GetFrameBoundariesDlg dlg = new GetFrameBoundariesDlg("Enter frames range boundaries", 0, storedFramesCount - 1);
+                if (dlg.ShowDialog() != DialogResult.OK) return;
+                DataFrame[] frames = dataStreamMeter.GetFrames(0, dlg.From, Convert.ToInt32(dlg.To - dlg.From + 1));
+                {
+                    foreach (var frame in frames)
+                    {
+                        if (frame != null) framesListView.Items.Add(GetListViewItem(frame));
+                    }
+                }
+            }
+        }
+
+        private void getIDButton_Click(object sender, EventArgs e)
+        {
+            if (dataStreamMeter == null)
+                ShowNoMeterInterfaceMessage();
+            else
+            {
+                GetDblValueDlg dlg = new GetDblValueDlg("Enter time in seconds");
+                if (dlg.ShowDialog() == DialogResult.OK)
+                {
+                    Int64 id = dataStreamMeter.GetID(0, dlg.DblValue);
+                    activityLog.Print(string.Format("GetID({0}) returned {1}", dlg.DblValue, id));
+                }
+            }
+        }
+
+        ListViewItem GetListViewItem(DataFrame frame)
+        {
+            ListViewItem lvi = new ListViewItem(frame.ID.ToString());
+            lvi.SubItems.Add(frame.Time.ToString());
+            lvi.SubItems.Add(frame.Volume.ToString());
+            StringBuilder sb = new StringBuilder();
+            foreach (var quantity in frame.Quantity)
+            {
+                sb.Append(quantity.ToString());
+                sb.Append("  ");
+            }
+            lvi.SubItems.Add(sb.ToString());
+            lvi.Tag = frame;
+            return lvi;
+        }
+    }
+}
@@ -0,0 +1,88 @@
+namespace DataStreamInterfaceTest
+{
+    partial class GetDblValueDlg
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.valueTextBox = new System.Windows.Forms.TextBox();
+            this.okButton = new System.Windows.Forms.Button();
+            this.cancelButton = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // valueTextBox
+            // 
+            this.valueTextBox.Location = new System.Drawing.Point(35, 20);
+            this.valueTextBox.Name = "valueTextBox";
+            this.valueTextBox.Size = new System.Drawing.Size(94, 20);
+            this.valueTextBox.TabIndex = 0;
+            // 
+            // okButton
+            // 
+            this.okButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.okButton.Location = new System.Drawing.Point(216, 16);
+            this.okButton.Name = "okButton";
+            this.okButton.Size = new System.Drawing.Size(75, 29);
+            this.okButton.TabIndex = 1;
+            this.okButton.Text = "OK";
+            this.okButton.UseVisualStyleBackColor = true;
+            this.okButton.Click += new System.EventHandler(this.okButton_Click);
+            // 
+            // cancelButton
+            // 
+            this.cancelButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
+            this.cancelButton.Location = new System.Drawing.Point(306, 16);
+            this.cancelButton.Name = "cancelButton";
+            this.cancelButton.Size = new System.Drawing.Size(75, 29);
+            this.cancelButton.TabIndex = 2;
+            this.cancelButton.Text = "Cancel";
+            this.cancelButton.UseVisualStyleBackColor = true;
+            // 
+            // GetFlowDlg
+            // 
+            this.AcceptButton = this.okButton;
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.CancelButton = this.cancelButton;
+            this.ClientSize = new System.Drawing.Size(396, 58);
+            this.Controls.Add(this.cancelButton);
+            this.Controls.Add(this.okButton);
+            this.Controls.Add(this.valueTextBox);
+            this.Name = "GetFlowDlg";
+            this.Text = "Enter flow";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.TextBox valueTextBox;
+        private System.Windows.Forms.Button okButton;
+        private System.Windows.Forms.Button cancelButton;
+    }
+}
@@ -0,0 +1,59 @@
+using System;
+using System.Globalization;
+using System.Windows.Forms;
+
+namespace DataStreamInterfaceTest
+{
+    public partial class GetDblValueDlg : Form
+    {
+        public double DblValue;
+
+        double lowerLimit;
+        double upperLimit;
+
+
+        public GetDblValueDlg()
+            : this("Enter flow in [m3/h] please")
+        {
+        }
+
+        public GetDblValueDlg(string title)
+            : this(title, 0, 100.0)
+        {
+        }
+
+        public GetDblValueDlg(string title, double lowerLimit, double upperLimit)
+        {
+            InitializeComponent();
+            this.Text = title;
+            this.lowerLimit = lowerLimit;
+            this.upperLimit = upperLimit;
+        }
+
+
+        private void okButton_Click(object sender, EventArgs e)
+        {
+            double val;
+            if (TryParseUDouble(valueTextBox.Text, out val))
+            {
+                DblValue = val;
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            else
+            {
+                MessageBox.Show("Invalid value");
+                DialogResult = DialogResult.None;
+            }
+        }
+
+        /// <summary>
+        /// Parse an unsigned double number
+        /// </summary>
+        bool TryParseUDouble(string text, out double result)
+        {
+            return double.TryParse(text, NumberStyles.AllowDecimalPoint, CultureInfo.CurrentCulture, out result) ||
+                   double.TryParse(text, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out result);
+        }
+    }
+}
@@ -0,0 +1,126 @@
+namespace DataStreamInterfaceTest
+{
+    partial class GetFrameBoundariesDlg
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.fromTextBox = new System.Windows.Forms.TextBox();
+            this.okButton = new System.Windows.Forms.Button();
+            this.cancelButton = new System.Windows.Forms.Button();
+            this.toTextBox = new System.Windows.Forms.TextBox();
+            this.fromLabel = new System.Windows.Forms.Label();
+            this.toLabel = new System.Windows.Forms.Label();
+            this.SuspendLayout();
+            // 
+            // fromTextBox
+            // 
+            this.fromTextBox.Location = new System.Drawing.Point(89, 16);
+            this.fromTextBox.Name = "fromTextBox";
+            this.fromTextBox.Size = new System.Drawing.Size(100, 20);
+            this.fromTextBox.TabIndex = 0;
+            // 
+            // okButton
+            // 
+            this.okButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.okButton.Location = new System.Drawing.Point(225, 24);
+            this.okButton.Name = "okButton";
+            this.okButton.Size = new System.Drawing.Size(75, 36);
+            this.okButton.TabIndex = 1;
+            this.okButton.Text = "OK";
+            this.okButton.UseVisualStyleBackColor = true;
+            this.okButton.Click += new System.EventHandler(this.okButton_Click);
+            // 
+            // cancelButton
+            // 
+            this.cancelButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
+            this.cancelButton.Location = new System.Drawing.Point(316, 24);
+            this.cancelButton.Name = "cancelButton";
+            this.cancelButton.Size = new System.Drawing.Size(75, 36);
+            this.cancelButton.TabIndex = 2;
+            this.cancelButton.Text = "Cancel";
+            this.cancelButton.UseVisualStyleBackColor = true;
+            // 
+            // toTextBox
+            // 
+            this.toTextBox.Location = new System.Drawing.Point(89, 46);
+            this.toTextBox.Name = "toTextBox";
+            this.toTextBox.Size = new System.Drawing.Size(100, 20);
+            this.toTextBox.TabIndex = 3;
+            // 
+            // fromLabel
+            // 
+            this.fromLabel.AutoSize = true;
+            this.fromLabel.Location = new System.Drawing.Point(12, 19);
+            this.fromLabel.Name = "fromLabel";
+            this.fromLabel.Size = new System.Drawing.Size(30, 13);
+            this.fromLabel.TabIndex = 4;
+            this.fromLabel.Text = "From";
+            // 
+            // toLabel
+            // 
+            this.toLabel.AutoSize = true;
+            this.toLabel.Location = new System.Drawing.Point(12, 49);
+            this.toLabel.Name = "toLabel";
+            this.toLabel.Size = new System.Drawing.Size(20, 13);
+            this.toLabel.TabIndex = 5;
+            this.toLabel.Text = "To";
+            // 
+            // GetFrameBoundariesDlg
+            // 
+            this.AcceptButton = this.okButton;
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.AutoSize = true;
+            this.CancelButton = this.cancelButton;
+            this.ClientSize = new System.Drawing.Size(419, 79);
+            this.ControlBox = false;
+            this.Controls.Add(this.toLabel);
+            this.Controls.Add(this.fromLabel);
+            this.Controls.Add(this.toTextBox);
+            this.Controls.Add(this.cancelButton);
+            this.Controls.Add(this.okButton);
+            this.Controls.Add(this.fromTextBox);
+            this.Name = "GetFrameBoundariesDlg";
+            this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
+            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
+            this.Text = "Enter frames range boundaries";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.TextBox fromTextBox;
+        private System.Windows.Forms.Button okButton;
+        private System.Windows.Forms.Button cancelButton;
+        private System.Windows.Forms.TextBox toTextBox;
+        private System.Windows.Forms.Label fromLabel;
+        private System.Windows.Forms.Label toLabel;
+    }
+}
@@ -0,0 +1,88 @@
+using System;
+using System.Windows.Forms;
+
+namespace DataStreamInterfaceTest
+{
+    public partial class GetFrameBoundariesDlg : Form
+    {
+        /// <summary>
+        /// Integer number entered in this form
+        /// </summary>
+        public Int64 From;
+        public Int64 To;
+
+        Int64 lowerLimit;
+        Int64 upperLimit;
+
+
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        public GetFrameBoundariesDlg()
+            : this("Enter state please")
+        {
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        public GetFrameBoundariesDlg(string title)
+            : this(title, Int64.MinValue, Int64.MaxValue)
+        {
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title, limits and non-empty initial value.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        /// <param name="lowerLimit">Lower limit</param>
+        /// <param name="upperLimit">Upper limit</param>
+        /// <param name="initialValue">Initial value</param>
+        public GetFrameBoundariesDlg(string title, Int64 lowerLimit, Int64 upperLimit, int initialValue)
+            : this(title, lowerLimit, upperLimit)
+        {
+            fromTextBox.Text = initialValue.ToString();
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title and lower/upper limits.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        /// <param name="lowerLimit">Lower limit</param>
+        /// <param name="upperLimit">Upper limit</param>
+        public GetFrameBoundariesDlg(string title, Int64 lowerLimit, Int64 upperLimit)
+        {
+            InitializeComponent();
+            this.Text = title;
+            this.lowerLimit = lowerLimit;
+            this.upperLimit = upperLimit;
+        }
+
+
+        /// <summary>
+        /// OK button handler that verifies validity of the entered value.
+        /// </summary>
+        private void okButton_Click(object sender, EventArgs e)
+        {
+            Int64 from;
+            Int64 to;
+            if (Int64.TryParse(fromTextBox.Text, out from) && from >= lowerLimit && from <= upperLimit &&
+                Int64.TryParse(toTextBox.Text, out to) && to >= lowerLimit && to <= upperLimit &&
+                to >= from && to < from + Int32.MaxValue)
+            {
+                From = from;
+                To = to;
+                DialogResult = DialogResult.OK;
+            }
+            else
+            {
+                string message = (lowerLimit != 0 || upperLimit != Int32.MaxValue)
+                               ? string.Format("Invalid boundaries ({0}..{1})", lowerLimit, upperLimit)
+                               : "Invalid boundaries";
+                MessageBox.Show(message);
+                DialogResult = DialogResult.None;   /// Prevent closing this window
+            }
+        }
+    }
+}
@@ -0,0 +1,90 @@
+namespace DataStreamInterfaceTest
+{
+    partial class GetIntegerNumberDlg
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.numberTextBox = new System.Windows.Forms.TextBox();
+            this.okButton = new System.Windows.Forms.Button();
+            this.cancelButton = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // numberTextBox
+            // 
+            this.numberTextBox.Location = new System.Drawing.Point(36, 16);
+            this.numberTextBox.Name = "numberTextBox";
+            this.numberTextBox.Size = new System.Drawing.Size(100, 20);
+            this.numberTextBox.TabIndex = 0;
+            // 
+            // okButton
+            // 
+            this.okButton.Location = new System.Drawing.Point(174, 7);
+            this.okButton.Name = "okButton";
+            this.okButton.Size = new System.Drawing.Size(75, 36);
+            this.okButton.TabIndex = 1;
+            this.okButton.Text = "OK";
+            this.okButton.UseVisualStyleBackColor = true;
+            this.okButton.Click += new System.EventHandler(this.okButton_Click);
+            // 
+            // cancelButton
+            // 
+            this.cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
+            this.cancelButton.Location = new System.Drawing.Point(265, 7);
+            this.cancelButton.Name = "cancelButton";
+            this.cancelButton.Size = new System.Drawing.Size(75, 36);
+            this.cancelButton.TabIndex = 2;
+            this.cancelButton.Text = "Cancel";
+            this.cancelButton.UseVisualStyleBackColor = true;
+            // 
+            // GetIntegerNumberDlg
+            // 
+            this.AcceptButton = this.okButton;
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.AutoSize = true;
+            this.CancelButton = this.cancelButton;
+            this.ClientSize = new System.Drawing.Size(363, 50);
+            this.ControlBox = false;
+            this.Controls.Add(this.cancelButton);
+            this.Controls.Add(this.okButton);
+            this.Controls.Add(this.numberTextBox);
+            this.Name = "GetIntegerNumberDlg";
+            this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
+            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
+            this.Text = "Enter integer number please";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.TextBox numberTextBox;
+        private System.Windows.Forms.Button okButton;
+        private System.Windows.Forms.Button cancelButton;
+    }
+}
@@ -0,0 +1,83 @@
+using System;
+using System.Windows.Forms;
+
+namespace DataStreamInterfaceTest
+{
+    public partial class GetIntegerNumberDlg : Form
+    {
+        /// <summary>
+        /// Integer number entered in this form
+        /// </summary>
+        public int Number;
+        
+        int lowerLimit;
+        int upperLimit;
+
+
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        public GetIntegerNumberDlg()
+            : this("Enter integer number please")
+        {
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        public GetIntegerNumberDlg(string title)
+            : this(title, Int32.MinValue, Int32.MaxValue)
+        {
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title, limits and non-empty initial value.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        /// <param name="lowerLimit">Lower limit</param>
+        /// <param name="upperLimit">Upper limit</param>
+        /// <param name="initialValue">Initial value</param>
+        public GetIntegerNumberDlg(string title, int lowerLimit, int upperLimit, int initialValue)
+            : this(title, lowerLimit, upperLimit)
+        {
+            numberTextBox.Text = initialValue.ToString();
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title and lower/upper limits.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        /// <param name="lowerLimit">Lower limit</param>
+        /// <param name="upperLimit">Upper limit</param>
+        public GetIntegerNumberDlg(string title, int lowerLimit, int upperLimit)
+        {
+            InitializeComponent();
+            this.Text = title;
+            this.lowerLimit = lowerLimit;
+            this.upperLimit = upperLimit;
+        }
+
+
+        /// <summary>
+        /// OK button handler that verifies validity of the entered value.
+        /// </summary>
+        private void okButton_Click(object sender, EventArgs e)
+        {
+            int number;
+            if (int.TryParse(numberTextBox.Text, out number) && number >= lowerLimit && number <= upperLimit)
+            {
+                Number = number;
+                DialogResult = DialogResult.OK;
+            }
+            else
+            {
+                string message = (lowerLimit != Int32.MinValue || upperLimit != Int32.MaxValue)
+                               ? string.Format("Invalid integer number ({0}..{1})", lowerLimit, upperLimit)
+                               : "Invalid integer number";
+                MessageBox.Show(message);
+                DialogResult = DialogResult.None;   /// Prevent closing this window
+            }
+        }
+    }
+}
@@ -0,0 +1,126 @@
+namespace DataStreamInterfaceTest
+{
+    partial class GetStateDlg
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.stateTextBox = new System.Windows.Forms.TextBox();
+            this.okButton = new System.Windows.Forms.Button();
+            this.cancelButton = new System.Windows.Forms.Button();
+            this.parameterTextBox = new System.Windows.Forms.TextBox();
+            this.stateLabel = new System.Windows.Forms.Label();
+            this.parameterLabel = new System.Windows.Forms.Label();
+            this.SuspendLayout();
+            // 
+            // stateTextBox
+            // 
+            this.stateTextBox.Location = new System.Drawing.Point(89, 16);
+            this.stateTextBox.Name = "stateTextBox";
+            this.stateTextBox.Size = new System.Drawing.Size(100, 20);
+            this.stateTextBox.TabIndex = 0;
+            // 
+            // okButton
+            // 
+            this.okButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.okButton.Location = new System.Drawing.Point(225, 24);
+            this.okButton.Name = "okButton";
+            this.okButton.Size = new System.Drawing.Size(75, 36);
+            this.okButton.TabIndex = 1;
+            this.okButton.Text = "OK";
+            this.okButton.UseVisualStyleBackColor = true;
+            this.okButton.Click += new System.EventHandler(this.okButton_Click);
+            // 
+            // cancelButton
+            // 
+            this.cancelButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
+            this.cancelButton.Location = new System.Drawing.Point(316, 24);
+            this.cancelButton.Name = "cancelButton";
+            this.cancelButton.Size = new System.Drawing.Size(75, 36);
+            this.cancelButton.TabIndex = 2;
+            this.cancelButton.Text = "Cancel";
+            this.cancelButton.UseVisualStyleBackColor = true;
+            // 
+            // parameterTextBox
+            // 
+            this.parameterTextBox.Location = new System.Drawing.Point(89, 46);
+            this.parameterTextBox.Name = "parameterTextBox";
+            this.parameterTextBox.Size = new System.Drawing.Size(100, 20);
+            this.parameterTextBox.TabIndex = 3;
+            // 
+            // stateLabel
+            // 
+            this.stateLabel.AutoSize = true;
+            this.stateLabel.Location = new System.Drawing.Point(12, 19);
+            this.stateLabel.Name = "stateLabel";
+            this.stateLabel.Size = new System.Drawing.Size(32, 13);
+            this.stateLabel.TabIndex = 4;
+            this.stateLabel.Text = "State";
+            // 
+            // parameterLabel
+            // 
+            this.parameterLabel.AutoSize = true;
+            this.parameterLabel.Location = new System.Drawing.Point(12, 49);
+            this.parameterLabel.Name = "parameterLabel";
+            this.parameterLabel.Size = new System.Drawing.Size(55, 13);
+            this.parameterLabel.TabIndex = 5;
+            this.parameterLabel.Text = "Parameter";
+            // 
+            // GetStateDlg
+            // 
+            this.AcceptButton = this.okButton;
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.AutoSize = true;
+            this.CancelButton = this.cancelButton;
+            this.ClientSize = new System.Drawing.Size(419, 79);
+            this.ControlBox = false;
+            this.Controls.Add(this.parameterLabel);
+            this.Controls.Add(this.stateLabel);
+            this.Controls.Add(this.parameterTextBox);
+            this.Controls.Add(this.cancelButton);
+            this.Controls.Add(this.okButton);
+            this.Controls.Add(this.stateTextBox);
+            this.Name = "GetStateDlg";
+            this.SizeGripStyle = System.Windows.Forms.SizeGripStyle.Hide;
+            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
+            this.Text = "Enter state please";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.TextBox stateTextBox;
+        private System.Windows.Forms.Button okButton;
+        private System.Windows.Forms.Button cancelButton;
+        private System.Windows.Forms.TextBox parameterTextBox;
+        private System.Windows.Forms.Label stateLabel;
+        private System.Windows.Forms.Label parameterLabel;
+    }
+}
@@ -0,0 +1,85 @@
+using System;
+using System.Windows.Forms;
+
+namespace DataStreamInterfaceTest
+{
+    public partial class GetStateDlg : Form
+    {
+        /// <summary>
+        /// Integer number entered in this form
+        /// </summary>
+        public int State;
+        public string Parameter;
+        
+        int lowerLimit;
+        int upperLimit;
+
+
+        /// <summary>
+        /// Default constructor
+        /// </summary>
+        public GetStateDlg()
+            : this("Enter state please")
+        {
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        public GetStateDlg(string title)
+            : this(title, Int32.MinValue, Int32.MaxValue)
+        {
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title, limits and non-empty initial value.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        /// <param name="lowerLimit">Lower limit</param>
+        /// <param name="upperLimit">Upper limit</param>
+        /// <param name="initialValue">Initial value</param>
+        public GetStateDlg(string title, int lowerLimit, int upperLimit, int initialValue)
+            : this(title, lowerLimit, upperLimit)
+        {
+            stateTextBox.Text = initialValue.ToString();
+        }
+
+        /// <summary>
+        /// Constructor with a custom window title and lower/upper limits.
+        /// </summary>
+        /// <param name="title">Window title</param>
+        /// <param name="lowerLimit">Lower limit</param>
+        /// <param name="upperLimit">Upper limit</param>
+        public GetStateDlg(string title, int lowerLimit, int upperLimit)
+        {
+            InitializeComponent();
+            this.Text = title;
+            this.lowerLimit = lowerLimit;
+            this.upperLimit = upperLimit;
+        }
+
+
+        /// <summary>
+        /// OK button handler that verifies validity of the entered value.
+        /// </summary>
+        private void okButton_Click(object sender, EventArgs e)
+        {
+            int number;
+            if (int.TryParse(stateTextBox.Text, out number) && number >= lowerLimit && number <= upperLimit)
+            {
+                State = number;
+                Parameter = parameterTextBox.Text;
+                DialogResult = DialogResult.OK;
+            }
+            else
+            {
+                string message = (lowerLimit != Int32.MinValue || upperLimit != Int32.MaxValue)
+                               ? string.Format("Invalid state ({0}..{1})", lowerLimit, upperLimit)
+                               : "Invalid state";
+                MessageBox.Show(message);
+                DialogResult = DialogResult.None;   /// Prevent closing this window
+            }
+        }
+    }
+}
@@ -0,0 +1,39 @@
+using System;
+using System.Collections;
+using System.Windows.Forms;
+
+namespace DataStreamInterfaceTest
+{
+    public class LviIDComparer : IComparer
+    {
+        int column;
+        SortOrder order;
+
+        public LviIDComparer()
+        {
+            column = 0;
+            order = SortOrder.Ascending;
+        }
+
+        public LviIDComparer(int column, SortOrder order)
+        {
+            this.column = column;
+            this.order = order;
+        }
+
+        public int Compare(object x, object y)
+        {
+            Int64 valX = Int64.Parse(((ListViewItem)x).SubItems[column].Text);
+            Int64 valY = Int64.Parse(((ListViewItem)y).SubItems[column].Text);
+
+            if (order == SortOrder.Ascending)
+            {
+                return valX > valY ? 1 : valX == valY ? 0 : -1;
+            }
+            else
+            {
+                return valX < valY ? 1 : valX == valY ? 0 : -1;
+            }
+        }
+    }
+}
@@ -0,0 +1,55 @@
+using System;
+using System.IO;
+using System.ComponentModel.Composition;
+using System.ComponentModel.Composition.Hosting;
+using System.Windows.Forms;
+using DataStreamInterface;
+
+namespace DataStreamInterfaceTest
+{
+    class Program
+    {
+#if DEBUG
+        const string CatalogDir = "..\\..\\..\\DataStreamMeter\\bin\\Debug";
+#else
+        const string CatalogDir = "..\\..\\..\\DataStreamMeter\\bin\\Release";
+#endif
+
+        [Import(typeof(IDataStreamMeter))]
+        IDataStreamMeter dataStreamMeter;
+
+        private Program()
+        {
+            Console.WriteLine("Components found:");
+            foreach (var file in Directory.EnumerateFiles(CatalogDir))
+            {
+                Console.WriteLine(file);
+            }
+
+            try
+            {
+                var catalog = new AggregateCatalog();
+                catalog.Catalogs.Add(new AssemblyCatalog(typeof(DataStreamInterface.IDataStreamMeter).Assembly));
+                catalog.Catalogs.Add(new DirectoryCatalog(CatalogDir));
+                (new CompositionContainer(catalog)).ComposeParts(this);
+            }
+            catch (CompositionException compositionException)
+            {
+                Console.WriteLine(compositionException.ToString());
+            }
+        }
+
+        /// <summary>
+        /// The main entry point for the application.
+        /// </summary>
+        [STAThread]
+        static void Main()
+        {
+            Program p = new Program();
+
+            Application.EnableVisualStyles();
+            Application.SetCompatibleTextRenderingDefault(false);
+            Application.Run(new DemoMainWnd(p.dataStreamMeter));
+        }
+    }
+}
@@ -5,11 +5,11 @@ using System.Runtime.InteropServices;
 // General Information about an assembly is controlled through the following 
 // set of attributes. Change these attribute values to modify the information
 // associated with an assembly.
-[assembly: AssemblyTitle("SchematicDrawing")]
+[assembly: AssemblyTitle("DataStreamInterfaceTest")]
 [assembly: AssemblyDescription("")]
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
-[assembly: AssemblyProduct("SchematicDrawing")]
+[assembly: AssemblyProduct("DataStreamInterfaceTest")]
 [assembly: AssemblyCopyright("Copyright ©  2020")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]
@@ -20,7 +20,7 @@ using System.Runtime.InteropServices;
 [assembly: ComVisible(false)]

 // The following GUID is for the ID of the typelib if this project is exposed to COM
-[assembly: Guid("ebe01d13-1510-46ae-9457-473e83584394")]
+[assembly: Guid("429fdea9-ec3a-47d8-88b3-5df11de8b4c8")]

 // Version information for an assembly consists of the following four values:
 //
@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("3.0.2.0")]
-[assembly: AssemblyFileVersion("3.0.2.0")]
+[assembly: AssemblyVersion("1.0.0.0")]
+[assembly: AssemblyFileVersion("1.0.0.0")]
@@ -8,7 +8,7 @@
 // </auto-generated>
 //------------------------------------------------------------------------------

-namespace OrderManagement.Properties
+namespace DataStreamInterfaceTest.Properties
 {


@@ -44,7 +44,7 @@ namespace OrderManagement.Properties
            {
                if ((resourceMan == null))
                {
-                    global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("OrderManagement.Properties.Resources", typeof(Resources).Assembly);
+                    global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("DataStreamMainDemo.Properties.Resources", typeof(Resources).Assembly);
                    resourceMan = temp;
                }
                return resourceMan;
@@ -8,7 +8,7 @@
 // </auto-generated>
 //------------------------------------------------------------------------------

-namespace OrderManagement.Properties
+namespace DataStreamInterfaceTest.Properties
 {


@@ -1,4 +0,0 @@
-// <autogenerated />
-using System;
-using System.Reflection;
-[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETFramework,Version=v4.7.2", FrameworkDisplayName = ".NET Framework 4.7.2")]
@@ -1,15 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
  <PropertyGroup>
    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>8.0.30703</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{67BD7A8F-0FED-4FDE-B875-78D5A2BC9B2C}</ProjectGuid>
+    <ProjectGuid>{E6925701-57A6-4167-B5C4-BF670F1DE310}</ProjectGuid>
    <OutputType>Library</OutputType>
    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>RecordProcessing</RootNamespace>
-    <AssemblyName>RFPowerCommon</AssemblyName>
+    <RootNamespace>DataStreamMeter</RootNamespace>
+    <AssemblyName>DataStreamMeter</AssemblyName>
    <TargetFrameworkVersion>v4.7.2</TargetFrameworkVersion>
    <FileAlignment>512</FileAlignment>
  </PropertyGroup>
@@ -31,22 +30,11 @@
    <WarningLevel>4</WarningLevel>
  </PropertyGroup>
  <ItemGroup>
-    <Reference Include="Gma.QrCodeNet.Encoding">
-      <HintPath>..\packages\QrCode.Net.0.4.0.0\net40\Gma.QrCodeNet.Encoding.dll</HintPath>
-    </Reference>
-    <Reference Include="log4net, Version=2.0.15.0, Culture=neutral, PublicKeyToken=669e0ddf0bb1aa2a, processorArchitecture=MSIL">
-      <HintPath>..\packages\log4net.2.0.15\lib\net45\log4net.dll</HintPath>
-    </Reference>
-    <Reference Include="NHibernate">
-      <HintPath>..\packages\NHibernate.4.0.4.4000\lib\net40\NHibernate.dll</HintPath>
-    </Reference>
-    <Reference Include="Oracle.DataAccess, Version=4.121.1.0, Culture=neutral, PublicKeyToken=89b483f429c47342, processorArchitecture=x86">
-      <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\packages\Oracle\Oracle.DataAccess.dll</HintPath>
-    </Reference>
    <Reference Include="System" />
+    <Reference Include="System.ComponentModel.Composition" />
    <Reference Include="System.Core" />
    <Reference Include="System.Drawing" />
+    <Reference Include="System.Windows.Forms" />
    <Reference Include="System.Xml.Linq" />
    <Reference Include="System.Data.DataSetExtensions" />
    <Reference Include="Microsoft.CSharp" />
@@ -54,25 +42,38 @@
    <Reference Include="System.Xml" />
  </ItemGroup>
  <ItemGroup>
-    <Compile Include="Enums.cs" />
-    <Compile Include="IRecord.cs" />
-    <Compile Include="RecordProcessing.cs" />
+    <Compile Include="GetDblValueDlg.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="GetDblValueDlg.Designer.cs">
+      <DependentUpon>GetDblValueDlg.cs</DependentUpon>
+    </Compile>
+    <Compile Include="MeterDataEventArgs.cs" />
+    <Compile Include="MeterSimulationDlg.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="MeterSimulationDlg.Designer.cs">
+      <DependentUpon>MeterSimulationDlg.cs</DependentUpon>
+    </Compile>
+    <Compile Include="MeterSimulation.cs" />
    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="Records\CommTestRecord.cs" />
-    <Compile Include="Records\FlowtubeTestAirRecord.cs" />
-    <Compile Include="Records\FlowtubeTestHeRecord.cs" />
-    <Compile Include="Records\LaserNanjingRecord.cs" />
-    <Compile Include="Records\RFTestPrintDocument.cs">
-      <SubType>Component</SubType>
-    </Compile>
-    <Compile Include="Records\RFTestPrintDocument_400_900.cs">
-      <SubType>Component</SubType>
-    </Compile>
-    <Compile Include="Records\RFTestRecord.cs" />
-    <Compile Include="Records\RFTestRecord_400_900.cs" />
-    <Compile Include="SubmitRecordEventArgs.cs" />
+    <Compile Include="Sample.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\DataStreamInterface\DataStreamInterface.csproj">
+      <Project>{7ebeea14-91c4-48d7-af0a-7a4bc3ff9a28}</Project>
+      <Name>DataStreamInterface</Name>
+    </ProjectReference>
+  </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="GetDblValueDlg.resx">
+      <DependentUpon>GetDblValueDlg.cs</DependentUpon>
+    </EmbeddedResource>
+    <EmbeddedResource Include="MeterSimulationDlg.resx">
+      <DependentUpon>MeterSimulationDlg.cs</DependentUpon>
+      <SubType>Designer</SubType>
+    </EmbeddedResource>
  </ItemGroup>
-  <ItemGroup />
  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
       Other similar extension points exist, see Microsoft.Common.targets.
@@ -0,0 +1,88 @@
+namespace DataStreamMeter
+{
+    partial class GetDblValueDlg
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.valueTextBox = new System.Windows.Forms.TextBox();
+            this.okButton = new System.Windows.Forms.Button();
+            this.cancelButton = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // valueTextBox
+            // 
+            this.valueTextBox.Location = new System.Drawing.Point(35, 20);
+            this.valueTextBox.Name = "valueTextBox";
+            this.valueTextBox.Size = new System.Drawing.Size(94, 20);
+            this.valueTextBox.TabIndex = 0;
+            // 
+            // okButton
+            // 
+            this.okButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.okButton.Location = new System.Drawing.Point(216, 16);
+            this.okButton.Name = "okButton";
+            this.okButton.Size = new System.Drawing.Size(75, 29);
+            this.okButton.TabIndex = 1;
+            this.okButton.Text = "OK";
+            this.okButton.UseVisualStyleBackColor = true;
+            this.okButton.Click += new System.EventHandler(this.okButton_Click);
+            // 
+            // cancelButton
+            // 
+            this.cancelButton.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.cancelButton.DialogResult = System.Windows.Forms.DialogResult.Cancel;
+            this.cancelButton.Location = new System.Drawing.Point(306, 16);
+            this.cancelButton.Name = "cancelButton";
+            this.cancelButton.Size = new System.Drawing.Size(75, 29);
+            this.cancelButton.TabIndex = 2;
+            this.cancelButton.Text = "Cancel";
+            this.cancelButton.UseVisualStyleBackColor = true;
+            // 
+            // GetFlowDlg
+            // 
+            this.AcceptButton = this.okButton;
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.CancelButton = this.cancelButton;
+            this.ClientSize = new System.Drawing.Size(396, 58);
+            this.Controls.Add(this.cancelButton);
+            this.Controls.Add(this.okButton);
+            this.Controls.Add(this.valueTextBox);
+            this.Name = "GetFlowDlg";
+            this.Text = "Enter flow";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.TextBox valueTextBox;
+        private System.Windows.Forms.Button okButton;
+        private System.Windows.Forms.Button cancelButton;
+    }
+}
@@ -0,0 +1,59 @@
+using System;
+using System.Globalization;
+using System.Windows.Forms;
+
+namespace DataStreamMeter
+{
+    public partial class GetDblValueDlg : Form
+    {
+        public double DblValue;
+
+        double lowerLimit;
+        double upperLimit;
+
+
+        public GetDblValueDlg()
+            : this("Enter flow in [m3/h] please")
+        {
+        }
+
+        public GetDblValueDlg(string title)
+            : this(title, 0, 100.0)
+        {
+        }
+
+        public GetDblValueDlg(string title, double lowerLimit, double upperLimit)
+        {
+            InitializeComponent();
+            this.Text = title;
+            this.lowerLimit = lowerLimit;
+            this.upperLimit = upperLimit;
+        }
+
+
+        private void okButton_Click(object sender, EventArgs e)
+        {
+            double val;
+            if (TryParseUDouble(valueTextBox.Text, out val))
+            {
+                DblValue = val;
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            else
+            {
+                MessageBox.Show("Invalid value");
+                DialogResult = DialogResult.None;
+            }
+        }
+
+        /// <summary>
+        /// Parse an unsigned double number
+        /// </summary>
+        bool TryParseUDouble(string text, out double result)
+        {
+            return double.TryParse(text, NumberStyles.AllowDecimalPoint, CultureInfo.CurrentCulture, out result) ||
+                   double.TryParse(text, NumberStyles.AllowDecimalPoint, CultureInfo.InvariantCulture, out result);
+        }
+    }
+}
@@ -0,0 +1,20 @@
+using System;
+
+namespace DataStreamMeter
+{
+    public class MeterDataEventArgs : EventArgs
+    {
+        public State State;
+        public double Time;
+        public double Volume;
+        public double Flow;
+
+        public MeterDataEventArgs(State state, double time, double volume, double flow)
+        {
+            State = state;
+            Time = time;
+            Volume = volume;
+            Flow = flow;
+        }
+    }
+}
@@ -0,0 +1,351 @@
+using System;
+using System.ComponentModel.Composition;
+using DataStreamInterface;
+
+namespace DataStreamMeter
+{
+    [Export(typeof(IDataStreamMeter))]
+    public class MeterSimulation : IDataStreamMeter
+    {
+        MeterSimulationDlg modelessDlg;
+
+        /// Water meter specification
+        public readonly string MeterID = "3141592653";
+        public const Unit TimeUnits = Unit.s;           /// Unit.s, Unit.ms, ...
+        public const Unit VolumeUnits = Unit.l;         /// Unit.l, Unit.USgal, ...
+        public const Unit FlowUnits = Unit.m3ph;        /// Unit.m3ph, Unit.USgalps, Unit.cfs, ...
+        public const double SamplingPeriodSec = 0.125;  /// Sampling period in seconds (here 125 ms, 8 Hz)
+        public readonly double SamplingPeriod;
+
+
+        public const Int64 MaxSamplesCount = 40000;    /// Maximal test time is SamplingPeriod * MaxSamplesCount
+        Sample[] samples = new Sample[MaxSamplesCount];
+        Int64 storedSamplesCount;
+
+
+        readonly object stateChangeAndTimerTickLock = new object();
+        public State State;
+        string connectionParameters;
+
+        /// initialTime is time when simulation started 
+        /// (lastSampleTime - initialTime).TotalSeconds is multiple of Sampling Period
+        DateTime initialTime;
+
+        /// Last user interface tick info
+        bool lastTickValid;
+        State lastTickState;
+
+        /// Values incrementally updated on each timer tick
+        double currentTime;
+        double currentVolume;
+        double currentFlow;
+        double currentFlow_m3ph;
+
+        DateTime startTimeStamp;        /// Measurement start DateTime
+        double startTime;               /// Measurement start time in seconds
+        DateTime stopTimeStamp;         /// Measurement end DateTime
+        double stopTime;                /// Measurement end time in seconds
+
+
+        public MeterSimulation()
+        {
+            modelessDlg = null;
+            State = State.Disconnected;
+            SamplingPeriod = DataStreamInterface.Units.ConvertTo(TimeUnits, SamplingPeriodSec);
+            lastTickValid = false;
+            initialTime = DateTime.Now.Date;    /// An arbitrary initial time (in this case the last midnight)
+        }
+
+        public Unit GetTimeUnits()
+        {
+            return TimeUnits;
+        }
+
+        public Unit GetVolumeUnits()
+        {
+            return VolumeUnits;
+        }
+
+        public int GetQuantitiesCount()
+        {
+            return 1;
+        }
+
+        public string GetQuantityCaption(int quantityNr)
+        {
+            if (quantityNr == 0) return "Flow";
+            return string.Empty;
+        }
+
+        public Unit GetQuantityUnits(int quantityNr)
+        {
+            if (quantityNr == 0) return FlowUnits;
+            return Unit.None;
+        }
+
+
+        public int GetMetersCount()
+        {
+            return 20;
+        }
+
+        public bool OpenConnection(int meterIx, string connectionParameters, out string meterID)
+        {
+            lock (stateChangeAndTimerTickLock)
+            {
+                if (State != State.Disconnected)
+                {
+                    /// Meter is already connected
+                    meterID = MeterID;
+                    return true;
+                }
+
+                /// Connect the meter
+                meterID = MeterID;
+                this.connectionParameters = connectionParameters;
+                lastTickValid = false;
+                State = State.Connected;
+            }
+
+            /// Open modeless form
+            modelessDlg = new MeterSimulationDlg(this, MeterID);
+            modelessDlg.Show();
+            return true;
+        }
+
+        public bool CloseConnection(int meterIx)
+        {
+            bool closeModelessDlg = false;
+
+            lock (stateChangeAndTimerTickLock)
+            {
+                if (State != State.Disconnected)
+                {
+                    State = State.Disconnected;
+                    storedSamplesCount = 0;
+                    closeModelessDlg = true;
+                }
+            }
+
+            if (closeModelessDlg)
+            {
+                if (modelessDlg != null) modelessDlg.Close();
+                modelessDlg = null;
+            }
+            return true;
+        }
+
+        public bool CloseConnectionAll()
+        {
+            return CloseConnection(0);
+        }
+
+        public bool Shutdown()
+        {
+            return true;
+        }
+
+        public bool GetState(int meterIx, out int state, out string parameter)
+        {
+            state = (int)this.State;
+            parameter = this.connectionParameters;
+            return true;
+        }
+
+        public bool SetState(int meterIx, int state, string parameter)
+        {
+            /// It's not allowed to change the satate in this demo
+            return false;
+        }
+
+        public bool SetStateAll(int state, string parameter)
+        {
+            return SetState(0, state, parameter);
+        }
+
+        public bool StartMeasurement(int meterIx = 0)
+        {
+            lock (stateChangeAndTimerTickLock)
+            {
+                if (State == State.Connected)
+                {
+                    startTimeStamp = DateTime.Now;
+                    startTime = TimeInSecondsFromDateTime(startTimeStamp, initialTime, SamplingPeriodSec);
+                    storedSamplesCount = 0;
+                    State = State.MeasurementInProgress;
+                    return true;
+                }
+                else
+                {
+                    return false;
+                }
+            }
+        }
+
+        public bool StartMeasurementAll()
+        {
+            return StartMeasurement(0);
+        }
+
+        public bool StopMeasurement(int meterIx, out Int64 storedFramesCount)
+        {
+            lock (stateChangeAndTimerTickLock)
+            {
+                if (State == State.MeasurementInProgress)
+                {
+                    stopTimeStamp = DateTime.Now;
+                    stopTime = TimeInSecondsFromDateTime(stopTimeStamp, initialTime, SamplingPeriodSec);
+
+                    int newSamplesCount = Convert.ToInt32(Math.Round((stopTime - currentTime) / SamplingPeriodSec));
+                    double time = Units.ConvertTo(TimeUnits, currentTime);
+                    double volume = currentVolume;
+                    double volumeIncrement = Units.ConvertTo(VolumeUnits, currentFlow_m3ph * (SamplingPeriodSec / 3.6));
+                    for (int i = 0; i < newSamplesCount; i++)
+                    {
+                        time += SamplingPeriod;
+                        volume += volumeIncrement;
+                        if (storedSamplesCount < MaxSamplesCount)
+                        {
+                            samples[storedSamplesCount++] = new Sample(time, volume, currentFlow);
+                        }
+                    }
+
+                    State = State.Connected;
+                    storedFramesCount = storedSamplesCount;
+                    return true;
+                }
+                else
+                {
+                    storedFramesCount = 0;
+                    return false;
+                }
+            }
+        }
+
+        public bool StopMeasurementAll(out Int64[] storedFramesCount)
+        {
+            storedFramesCount = new Int64[1];
+            return StopMeasurement(0, out storedFramesCount[0]);
+        }
+
+        public void TimerTick(double flow_m3ph)
+        {
+            lock (stateChangeAndTimerTickLock)
+            {
+                double lastSampleTime = TimeInSecondsFromDateTime(DateTime.Now, initialTime, SamplingPeriodSec);
+                currentFlow_m3ph = flow_m3ph;
+                currentFlow = Units.ConvertTo(FlowUnits, flow_m3ph);
+
+                if (!lastTickValid)
+                {
+                    currentTime = lastSampleTime;
+                    currentVolume = 0;
+                    lastTickValid = true;
+                    lastTickState = State;
+                    return;
+                }
+                else
+                {
+                    int newSamplesCount = Convert.ToInt32(Math.Round((lastSampleTime - currentTime) / SamplingPeriodSec));
+                    double volumeIncrement = Units.ConvertTo(VolumeUnits, currentFlow_m3ph * (SamplingPeriodSec / 3.6));
+                    for (int i = 0; i < newSamplesCount; i++)
+                    {
+                        currentTime += SamplingPeriodSec;
+                        currentVolume += volumeIncrement;
+
+                        if (State == State.MeasurementInProgress && currentTime > startTime && storedSamplesCount < MaxSamplesCount)
+                        {
+                            samples[storedSamplesCount++] = new Sample(Units.ConvertTo(TimeUnits, currentTime), currentVolume, currentFlow);
+                        }
+                    }
+                    currentTime = lastSampleTime;   /// Rectify, prevent error propagation
+                    lastTickState = State;
+                }
+            }
+
+            modelessDlg.OnMeterdata(new MeterDataEventArgs(State, currentTime, currentVolume, currentFlow));
+        }
+
+        
+        /// <summary>
+        /// Obtain the last time instance before 'DateTime time' which is multiple of samplingPeriod-s after 'DateTime initialTime'.
+        /// </summary>
+        /// <param name="time">Time to be converted to seconds and rounded to samplingPeriod-s</param>
+        /// <param name="startTime">Initial time</param>
+        /// <param name="samplePeriod">Sampling period in seconds</param>
+        /// <returns></returns>
+        double TimeInSecondsFromDateTime(DateTime time, DateTime initialTime, double samplingPeriod)
+        {
+            TimeSpan span = time - initialTime;
+            return samplingPeriod * Math.Floor(span.TotalSeconds / samplingPeriod);
+        }
+
+
+        ///---------------------------
+        /// Datastream data exchange
+        ///---------------------------
+
+        /// <summary>
+        /// Retuns 'count' data frames starting with data frame with ID = 'id' 
+        /// </summary>
+        /// <param name="id">First frame ID</param>
+        /// <param name="count">Frames count</param>
+        /// <returns>Selected data frames</returns>
+        public DataFrame[] GetFrames(int meterIx, Int64 startID, int count)
+        {
+            DataFrame[] frames = new DataFrame[count];
+
+            if (State != State.MeasurementInProgress)
+            {
+                for (int j = 0; j < count; j++)
+                {
+                    Int64 id = startID + j;
+                    if (id < storedSamplesCount)
+                    {
+                        frames[j] = new DataFrame(id, samples[id].Time, samples[id].Volume, new double[1] { samples[id].Flow });
+                    }
+                }
+            }
+
+            return frames;
+        }
+
+        /// <summary>
+        /// Returns ID of the data frame where time equals or exceeds the specified time.
+        /// When time of the first frame (ID=0) is larger then specified time, function returns 0.
+        /// </summary>
+        /// <param name="time">Time</param>
+        /// <returns>ID of the data frame at or after the pecified time</returns>
+        public Int64 GetID(int meterIx, double time)
+        {
+            if (storedSamplesCount == 0) return -1;
+
+            Int64 lo = 0;
+            Int64 hi = storedSamplesCount - 1;
+
+            if (samples[hi].Time < time) return -1;
+
+            while (lo < hi)
+            {
+                Int64 mid = (lo + hi) / 2;
+                if (samples[mid].Time < time)
+                {
+                    lo = mid + 1;
+                }
+                else
+                {
+                    hi = mid;
+                }
+            }
+
+            return lo;
+        }
+    }
+
+    public enum State
+    {
+        Disconnected = 0,
+        Connected = 1,
+        MeasurementInProgress = 2,
+    }
+}
@@ -0,0 +1,323 @@
+namespace DataStreamMeter
+{
+    partial class MeterSimulationDlg
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.components = new System.ComponentModel.Container();
+            this.meterIDGroupBox = new System.Windows.Forms.GroupBox();
+            this.label3 = new System.Windows.Forms.Label();
+            this.label2 = new System.Windows.Forms.Label();
+            this.volumeUnitsTextBox = new System.Windows.Forms.TextBox();
+            this.timeUnitsTextBox = new System.Windows.Forms.TextBox();
+            this.label1 = new System.Windows.Forms.Label();
+            this.meterIDTextBox = new System.Windows.Forms.TextBox();
+            this.groupBox1 = new System.Windows.Forms.GroupBox();
+            this.setFlowButton = new System.Windows.Forms.Button();
+            this.flowm3phTextBox = new System.Windows.Forms.TextBox();
+            this.flowTrackBar = new System.Windows.Forms.TrackBar();
+            this.groupBox2 = new System.Windows.Forms.GroupBox();
+            this.flowTextBox = new System.Windows.Forms.TextBox();
+            this.volumeTextBox = new System.Windows.Forms.TextBox();
+            this.timeTextBox = new System.Windows.Forms.TextBox();
+            this.stateTextBox = new System.Windows.Forms.TextBox();
+            this.label8 = new System.Windows.Forms.Label();
+            this.label7 = new System.Windows.Forms.Label();
+            this.label6 = new System.Windows.Forms.Label();
+            this.label5 = new System.Windows.Forms.Label();
+            this.lastUITickTextBox = new System.Windows.Forms.TextBox();
+            this.label4 = new System.Windows.Forms.Label();
+            this.timer1 = new System.Windows.Forms.Timer(this.components);
+            this.meterIDGroupBox.SuspendLayout();
+            this.groupBox1.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.flowTrackBar)).BeginInit();
+            this.groupBox2.SuspendLayout();
+            this.SuspendLayout();
+            // 
+            // meterIDGroupBox
+            // 
+            this.meterIDGroupBox.Controls.Add(this.label3);
+            this.meterIDGroupBox.Controls.Add(this.label2);
+            this.meterIDGroupBox.Controls.Add(this.volumeUnitsTextBox);
+            this.meterIDGroupBox.Controls.Add(this.timeUnitsTextBox);
+            this.meterIDGroupBox.Controls.Add(this.label1);
+            this.meterIDGroupBox.Controls.Add(this.meterIDTextBox);
+            this.meterIDGroupBox.Location = new System.Drawing.Point(12, 12);
+            this.meterIDGroupBox.Name = "meterIDGroupBox";
+            this.meterIDGroupBox.Size = new System.Drawing.Size(453, 105);
+            this.meterIDGroupBox.TabIndex = 0;
+            this.meterIDGroupBox.TabStop = false;
+            this.meterIDGroupBox.Text = "Water meter info";
+            // 
+            // label3
+            // 
+            this.label3.AutoSize = true;
+            this.label3.Location = new System.Drawing.Point(18, 76);
+            this.label3.Name = "label3";
+            this.label3.Size = new System.Drawing.Size(67, 13);
+            this.label3.TabIndex = 5;
+            this.label3.Text = "Volume units";
+            // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(18, 50);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(55, 13);
+            this.label2.TabIndex = 4;
+            this.label2.Text = "Time units";
+            // 
+            // volumeUnitsTextBox
+            // 
+            this.volumeUnitsTextBox.Enabled = false;
+            this.volumeUnitsTextBox.Location = new System.Drawing.Point(122, 73);
+            this.volumeUnitsTextBox.Name = "volumeUnitsTextBox";
+            this.volumeUnitsTextBox.Size = new System.Drawing.Size(52, 20);
+            this.volumeUnitsTextBox.TabIndex = 3;
+            // 
+            // timeUnitsTextBox
+            // 
+            this.timeUnitsTextBox.Enabled = false;
+            this.timeUnitsTextBox.Location = new System.Drawing.Point(122, 47);
+            this.timeUnitsTextBox.Name = "timeUnitsTextBox";
+            this.timeUnitsTextBox.Size = new System.Drawing.Size(52, 20);
+            this.timeUnitsTextBox.TabIndex = 2;
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(18, 24);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(73, 13);
+            this.label1.TabIndex = 1;
+            this.label1.Text = "Meter ID (s/n)";
+            // 
+            // meterIDTextBox
+            // 
+            this.meterIDTextBox.Enabled = false;
+            this.meterIDTextBox.Location = new System.Drawing.Point(122, 21);
+            this.meterIDTextBox.Name = "meterIDTextBox";
+            this.meterIDTextBox.Size = new System.Drawing.Size(145, 20);
+            this.meterIDTextBox.TabIndex = 0;
+            // 
+            // groupBox1
+            // 
+            this.groupBox1.Controls.Add(this.setFlowButton);
+            this.groupBox1.Controls.Add(this.flowm3phTextBox);
+            this.groupBox1.Controls.Add(this.flowTrackBar);
+            this.groupBox1.Location = new System.Drawing.Point(12, 123);
+            this.groupBox1.Name = "groupBox1";
+            this.groupBox1.Size = new System.Drawing.Size(453, 96);
+            this.groupBox1.TabIndex = 1;
+            this.groupBox1.TabStop = false;
+            this.groupBox1.Text = "Flow";
+            // 
+            // setFlowButton
+            // 
+            this.setFlowButton.Location = new System.Drawing.Point(289, 17);
+            this.setFlowButton.Name = "setFlowButton";
+            this.setFlowButton.Size = new System.Drawing.Size(75, 23);
+            this.setFlowButton.TabIndex = 4;
+            this.setFlowButton.Text = "Set value";
+            this.setFlowButton.UseVisualStyleBackColor = true;
+            this.setFlowButton.Click += new System.EventHandler(this.setFlowButton_Click);
+            // 
+            // flowm3phTextBox
+            // 
+            this.flowm3phTextBox.Enabled = false;
+            this.flowm3phTextBox.Location = new System.Drawing.Point(122, 19);
+            this.flowm3phTextBox.Name = "flowm3phTextBox";
+            this.flowm3phTextBox.Size = new System.Drawing.Size(145, 20);
+            this.flowm3phTextBox.TabIndex = 3;
+            // 
+            // flowTrackBar
+            // 
+            this.flowTrackBar.LargeChange = 1;
+            this.flowTrackBar.Location = new System.Drawing.Point(0, 43);
+            this.flowTrackBar.Maximum = 25;
+            this.flowTrackBar.Name = "flowTrackBar";
+            this.flowTrackBar.Size = new System.Drawing.Size(447, 45);
+            this.flowTrackBar.TabIndex = 2;
+            this.flowTrackBar.Scroll += new System.EventHandler(this.flowTrackBar_Scroll);
+            // 
+            // groupBox2
+            // 
+            this.groupBox2.Controls.Add(this.flowTextBox);
+            this.groupBox2.Controls.Add(this.volumeTextBox);
+            this.groupBox2.Controls.Add(this.timeTextBox);
+            this.groupBox2.Controls.Add(this.stateTextBox);
+            this.groupBox2.Controls.Add(this.label8);
+            this.groupBox2.Controls.Add(this.label7);
+            this.groupBox2.Controls.Add(this.label6);
+            this.groupBox2.Controls.Add(this.label5);
+            this.groupBox2.Controls.Add(this.lastUITickTextBox);
+            this.groupBox2.Controls.Add(this.label4);
+            this.groupBox2.Location = new System.Drawing.Point(12, 225);
+            this.groupBox2.Name = "groupBox2";
+            this.groupBox2.Size = new System.Drawing.Size(453, 150);
+            this.groupBox2.TabIndex = 2;
+            this.groupBox2.TabStop = false;
+            this.groupBox2.Text = "State";
+            // 
+            // flowTextBox
+            // 
+            this.flowTextBox.Enabled = false;
+            this.flowTextBox.Location = new System.Drawing.Point(122, 121);
+            this.flowTextBox.Name = "flowTextBox";
+            this.flowTextBox.Size = new System.Drawing.Size(99, 20);
+            this.flowTextBox.TabIndex = 9;
+            // 
+            // volumeTextBox
+            // 
+            this.volumeTextBox.Enabled = false;
+            this.volumeTextBox.Location = new System.Drawing.Point(122, 95);
+            this.volumeTextBox.Name = "volumeTextBox";
+            this.volumeTextBox.Size = new System.Drawing.Size(99, 20);
+            this.volumeTextBox.TabIndex = 8;
+            // 
+            // timeTextBox
+            // 
+            this.timeTextBox.Enabled = false;
+            this.timeTextBox.Location = new System.Drawing.Point(122, 68);
+            this.timeTextBox.Name = "timeTextBox";
+            this.timeTextBox.Size = new System.Drawing.Size(99, 20);
+            this.timeTextBox.TabIndex = 7;
+            // 
+            // stateTextBox
+            // 
+            this.stateTextBox.Enabled = false;
+            this.stateTextBox.Location = new System.Drawing.Point(122, 42);
+            this.stateTextBox.Name = "stateTextBox";
+            this.stateTextBox.Size = new System.Drawing.Size(99, 20);
+            this.stateTextBox.TabIndex = 6;
+            // 
+            // label8
+            // 
+            this.label8.AutoSize = true;
+            this.label8.Location = new System.Drawing.Point(18, 124);
+            this.label8.Name = "label8";
+            this.label8.Size = new System.Drawing.Size(29, 13);
+            this.label8.TabIndex = 5;
+            this.label8.Text = "Flow";
+            // 
+            // label7
+            // 
+            this.label7.AutoSize = true;
+            this.label7.Location = new System.Drawing.Point(18, 98);
+            this.label7.Name = "label7";
+            this.label7.Size = new System.Drawing.Size(42, 13);
+            this.label7.TabIndex = 4;
+            this.label7.Text = "Volume";
+            // 
+            // label6
+            // 
+            this.label6.AutoSize = true;
+            this.label6.Location = new System.Drawing.Point(18, 71);
+            this.label6.Name = "label6";
+            this.label6.Size = new System.Drawing.Size(30, 13);
+            this.label6.TabIndex = 3;
+            this.label6.Text = "Time";
+            // 
+            // label5
+            // 
+            this.label5.AutoSize = true;
+            this.label5.Location = new System.Drawing.Point(18, 45);
+            this.label5.Name = "label5";
+            this.label5.Size = new System.Drawing.Size(32, 13);
+            this.label5.TabIndex = 2;
+            this.label5.Text = "State";
+            // 
+            // lastUITickTextBox
+            // 
+            this.lastUITickTextBox.Enabled = false;
+            this.lastUITickTextBox.Location = new System.Drawing.Point(122, 13);
+            this.lastUITickTextBox.Name = "lastUITickTextBox";
+            this.lastUITickTextBox.Size = new System.Drawing.Size(145, 20);
+            this.lastUITickTextBox.TabIndex = 1;
+            // 
+            // label4
+            // 
+            this.label4.AutoSize = true;
+            this.label4.Location = new System.Drawing.Point(18, 16);
+            this.label4.Name = "label4";
+            this.label4.Size = new System.Drawing.Size(61, 13);
+            this.label4.TabIndex = 0;
+            this.label4.Text = "Last UI tick";
+            // 
+            // timer1
+            // 
+            this.timer1.Interval = 1000;
+            this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
+            // 
+            // MeterSimulationDlg
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(477, 387);
+            this.Controls.Add(this.groupBox2);
+            this.Controls.Add(this.groupBox1);
+            this.Controls.Add(this.meterIDGroupBox);
+            this.Name = "MeterSimulationDlg";
+            this.Text = "MeterDialog";
+            this.meterIDGroupBox.ResumeLayout(false);
+            this.meterIDGroupBox.PerformLayout();
+            this.groupBox1.ResumeLayout(false);
+            this.groupBox1.PerformLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.flowTrackBar)).EndInit();
+            this.groupBox2.ResumeLayout(false);
+            this.groupBox2.PerformLayout();
+            this.ResumeLayout(false);
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.GroupBox meterIDGroupBox;
+        private System.Windows.Forms.TextBox meterIDTextBox;
+        private System.Windows.Forms.Label label3;
+        private System.Windows.Forms.Label label2;
+        private System.Windows.Forms.TextBox volumeUnitsTextBox;
+        private System.Windows.Forms.TextBox timeUnitsTextBox;
+        private System.Windows.Forms.Label label1;
+        private System.Windows.Forms.GroupBox groupBox1;
+        private System.Windows.Forms.TextBox flowm3phTextBox;
+        private System.Windows.Forms.TrackBar flowTrackBar;
+        private System.Windows.Forms.GroupBox groupBox2;
+        private System.Windows.Forms.Button setFlowButton;
+        private System.Windows.Forms.Timer timer1;
+        private System.Windows.Forms.TextBox lastUITickTextBox;
+        private System.Windows.Forms.Label label4;
+        private System.Windows.Forms.TextBox flowTextBox;
+        private System.Windows.Forms.TextBox volumeTextBox;
+        private System.Windows.Forms.TextBox timeTextBox;
+        private System.Windows.Forms.TextBox stateTextBox;
+        private System.Windows.Forms.Label label8;
+        private System.Windows.Forms.Label label7;
+        private System.Windows.Forms.Label label6;
+        private System.Windows.Forms.Label label5;
+    }
+}
@@ -0,0 +1,91 @@
+using System;
+using System.Windows.Forms;
+
+namespace DataStreamMeter
+{
+    public partial class MeterSimulationDlg : Form
+    {
+        MeterSimulation meterSimulation;
+        double currentFlow;
+
+
+        public string MeterID;
+
+
+        public void OnMeterdata(MeterDataEventArgs args)
+        {
+            if (MeterDataHandler == null) return;
+            MeterDataHandler(null, args);
+        }
+        public event EventHandler<MeterDataEventArgs> MeterDataHandler;
+
+
+        /// <summary>
+        /// Default constructor with no meter
+        /// </summary>
+        public MeterSimulationDlg()
+            : this(null, string.Empty)
+        {
+        }
+
+        public MeterSimulationDlg(MeterSimulation meterSimulation, string meterID)
+        {
+            InitializeComponent();
+            this.meterSimulation = meterSimulation;
+            meterIDTextBox.Text = meterID;
+
+            currentFlow = 0;
+            flowm3phTextBox.Text = currentFlow.ToString();
+            flowTrackBar.Value = Convert.ToInt32(currentFlow);
+
+            MeterDataHandler += delegate(object sender, MeterDataEventArgs args)
+            {
+                if (InvokeRequired)
+                {
+                    Invoke(new EventHandler<MeterDataEventArgs>(DisplayMeterData), sender, args);
+                }
+                else
+                {
+                    DisplayMeterData(sender, args);
+                }
+            };
+
+            if (meterSimulation != null)
+            {
+                timer1.Enabled = true;
+                timer1.Start();
+            }
+        }
+
+        private void flowTrackBar_Scroll(object sender, EventArgs e)
+        {
+            currentFlow = flowTrackBar.Value;
+            flowm3phTextBox.Text = currentFlow.ToString("F2");
+        }
+
+        private void setFlowButton_Click(object sender, EventArgs e)
+        {
+            GetDblValueDlg dlg = new GetDblValueDlg("Enter flow in [m3/h] please", 0, 25.0);
+            if (dlg.ShowDialog() == DialogResult.OK)
+            {
+                currentFlow = dlg.DblValue;
+                flowm3phTextBox.Text = currentFlow.ToString();
+                flowTrackBar.Value = Convert.ToInt32(currentFlow);
+            }
+        }
+
+        private void timer1_Tick(object sender, EventArgs e)
+        {
+            lastUITickTextBox.Text = DateTime.Now.ToString("HH:mm:ss fff");
+            meterSimulation.TimerTick(currentFlow);
+        }
+
+        void DisplayMeterData(object sender, MeterDataEventArgs args)
+        {
+            stateTextBox.Text = args.State.ToString();
+            timeTextBox.Text = args.Time.ToString();
+            volumeTextBox.Text = args.Volume.ToString();
+            flowTextBox.Text = args.Flow.ToString();
+        }
+    }
+}
@@ -117,7 +117,7 @@
  <resheader name="writer">
    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
  </resheader>
-  <metadata name="menuStrip1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+  <metadata name="timer1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
    <value>17, 17</value>
  </metadata>
 </root>
@@ -5,12 +5,12 @@ using System.Runtime.InteropServices;
 // General Information about an assembly is controlled through the following 
 // set of attributes. Change these attribute values to modify the information
 // associated with an assembly.
-[assembly: AssemblyTitle("S640TestApp")]
+[assembly: AssemblyTitle("DataStreamMeter")]
 [assembly: AssemblyDescription("")]
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("")]
-[assembly: AssemblyProduct("S640TestApp")]
-[assembly: AssemblyCopyright("Copyright ©  2023")]
+[assembly: AssemblyProduct("DataStreamMeter")]
+[assembly: AssemblyCopyright("Copyright ©  2020")]
 [assembly: AssemblyTrademark("")]
 [assembly: AssemblyCulture("")]

@@ -20,7 +20,7 @@ using System.Runtime.InteropServices;
 [assembly: ComVisible(false)]

 // The following GUID is for the ID of the typelib if this project is exposed to COM
-[assembly: Guid("2b84f803-89f3-43cd-9e2d-6ed03de6c3b8")]
+[assembly: Guid("8acd46eb-c84d-4199-9f40-7420b7ebabc2")]

 // Version information for an assembly consists of the following four values:
 //
@@ -0,0 +1,23 @@
+using System;
+
+namespace DataStreamMeter
+{
+    public class Sample
+    {
+        public readonly double Time;        /// In water meter time units
+        public readonly double Volume;      /// In water meter colume units
+        public readonly double Flow;        /// In water meter flow units
+
+        public Sample(double time, double volume, double flow)
+        {
+            Time = time;
+            Volume = volume;
+            Flow = flow;
+        }
+
+        public override string ToString()
+        {
+            return string.Format("time={0} volume={1} flow={2}", Time, Volume, Flow);
+        }
+    }
+}
@@ -1,4 +0,0 @@
-// <autogenerated />
-using System;
-using System.Reflection;
-[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETFramework,Version=v4.7.2", FrameworkDisplayName = ".NET Framework 4.7.2")]
@@ -16,7 +16,7 @@
    <FileAlignment>512</FileAlignment>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
-    <PlatformTarget>x86</PlatformTarget>
+    <PlatformTarget>AnyCPU</PlatformTarget>
    <DebugSymbols>true</DebugSymbols>
    <DebugType>full</DebugType>
    <Optimize>false</Optimize>
@@ -27,7 +27,7 @@
    <Prefer32Bit>false</Prefer32Bit>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
-    <PlatformTarget>x86</PlatformTarget>
+    <PlatformTarget>AnyCPU</PlatformTarget>
    <DebugType>pdbonly</DebugType>
    <Optimize>true</Optimize>
    <OutputPath>bin\Release\</OutputPath>
@@ -40,8 +40,9 @@
    <StartupObject>DeviceTest.Program</StartupObject>
  </PropertyGroup>
  <ItemGroup>
-    <Reference Include="log4net, Version=2.0.15.0, Culture=neutral, PublicKeyToken=669e0ddf0bb1aa2a, processorArchitecture=MSIL">
-      <HintPath>..\packages\log4net.2.0.15\lib\net45\log4net.dll</HintPath>
+    <Reference Include="log4net, Version=1.2.12.0, Culture=neutral, PublicKeyToken=669e0ddf0bb1aa2a, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\packages\log4net.2.0.2\lib\net40-full\log4net.dll</HintPath>
    </Reference>
    <Reference Include="System" />
    <Reference Include="System.Core" />
@@ -97,10 +98,6 @@
      <Project>{743DF7DB-C7B6-42EB-986D-0F485E5588E4}</Project>
      <Name>Config</Name>
    </ProjectReference>
-    <ProjectReference Include="..\SchematicDrawing\SchematicDrawing.csproj">
-      <Project>{0f79ca69-9dbc-41f3-a6fc-5a2937365343}</Project>
-      <Name>SchematicDrawing</Name>
-    </ProjectReference>
    <ProjectReference Include="..\TBF\TBF.csproj">
      <Project>{8648FD92-CDA1-4C3A-B5F9-FE547CE1FA48}</Project>
      <Name>TBF</Name>
@@ -2,10 +2,9 @@
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
-using System.Text;
 using System.Threading;
-using System.Windows.Forms;
 using System.Xml.Serialization;
+using System.Windows.Forms;
 using Common;
 using TBF.Rig;
 using TBF.Rig.Generic;
@@ -385,7 +384,7 @@ namespace DeviceTest
 		/// <returns>true when factory changed</returns>
 		bool FactoryFromClassName(string className, ref IComponentFactory factory)
 		{
-			foreach (var fac in TbfComponents.Factories)
+            foreach (var fac in TbfComponents.Factories)
 			{
 				if (className == fac.ClassName)
 				{
@@ -648,7 +647,7 @@ namespace DeviceTest

 				foreach (var dev in tbfDevices) dev.StopDevice();
                foreach (var dev in tbfDevices) dev.StopDevice2();
-				tbfDevices.Clear();
+                tbfDevices.Clear();

 				startButton.Enabled = true;
 				stopButton.Enabled = false;
@@ -665,9 +664,9 @@ namespace DeviceTest
 			int previousOperation = 0;


-            if (tbfComponent1forOp is TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter)
+			if (tbfComponent1forOp is TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter)
 			{
-                operation1 = (tbfComponent1forOp as TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter).ReadPressureOp(ref dblBox1);
+				operation1 = (tbfComponent1forOp as TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter).ReadPressureOp(ref floatBox);
 			}
 			else if (tbfComponent1forOp is TBF.Rig.Network.Camera.CLP1611.Camera)
 			{
@@ -678,16 +677,11 @@ namespace DeviceTest
 			{
 				operation1 = (tbfComponent1forOp as TBF.Rig.Network.Camera.Roi.Roi).RoiDetectionOp();
 			}
-			else if (tbfComponent1forOp is TBF.Rig.Modbus.TempControl.Easytherm.TControl)
+			else if (tbfComponent1forOp is TBF.Rig.Modbus.TempControl.Easytherm.Easytherm)
 			{
-				operation1 = (tbfComponent1forOp as TBF.Rig.Modbus.TempControl.Easytherm.TControl).SetTemperatureSetpointOp(10);
-                operation2 = (tbfComponent1forOp as TBF.Rig.Modbus.TempControl.Easytherm.TControl).SetTemperatureSetpointOp(20);
+				operation1 = (tbfComponent1forOp as TBF.Rig.Modbus.TempControl.Easytherm.Easytherm).SetTemperatureOp(10);
+				operation2 = (tbfComponent1forOp as TBF.Rig.Modbus.TempControl.Easytherm.Easytherm).SetTemperatureOp(20);
 			}
-            else if (tbfComponent1forOp is TBF.Rig.Modbus.TempControl.Novus.TControl)
-            {
-                operation1 = (tbfComponent1forOp as TBF.Rig.Modbus.TempControl.Novus.TControl).SetTemperatureSetpointOp(10);
-                operation2 = (tbfComponent1forOp as TBF.Rig.Modbus.TempControl.Novus.TControl).SetTemperatureSetpointOp(20);
-            }
            else if (tbfComponent1forOp is TBF.Rig.Modbus.UltrasoundLevelMeter.LevelMeter)
            {
                operation1 = (tbfComponent1forOp as TBF.Rig.Modbus.UltrasoundLevelMeter.LevelMeter).ReadLevelOp(ref dblBox1);
@@ -709,9 +703,9 @@ namespace DeviceTest
            }


-            if (tbfComponent2forOp is TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter)
+			if (tbfComponent2forOp is TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter)
 			{
-                operation21 = (tbfComponent2forOp as TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter).ReadPressureOp(ref dblBox2);
+				operation21 = (tbfComponent2forOp as TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter).ReadPressureOp(ref floatBox);
 			}
 			else if (tbfComponent2forOp is TBF.Rig.Network.Camera.CLP1611.Camera)
 			{
@@ -722,16 +716,11 @@ namespace DeviceTest
 			{
 				operation21 = (tbfComponent2forOp as TBF.Rig.Network.Camera.Roi.Roi).RoiDetectionOp();
 			}
-            else if (tbfComponent2forOp is TBF.Rig.Modbus.TempControl.Easytherm.TControl)
+			else if (tbfComponent2forOp is TBF.Rig.Modbus.TempControl.Easytherm.Easytherm)
 			{
-                operation21 = (tbfComponent2forOp as TBF.Rig.Modbus.TempControl.Easytherm.TControl).SetTemperatureSetpointOp(10);
-                operation22 = (tbfComponent2forOp as TBF.Rig.Modbus.TempControl.Easytherm.TControl).SetTemperatureSetpointOp(20);
+				operation21 = (tbfComponent2forOp as TBF.Rig.Modbus.TempControl.Easytherm.Easytherm).SetTemperatureOp(10);
+				operation22 = (tbfComponent2forOp as TBF.Rig.Modbus.TempControl.Easytherm.Easytherm).SetTemperatureOp(20);
 			}
-            else if (tbfComponent2forOp is TBF.Rig.Modbus.TempControl.Novus.TControl)
-            {
-                operation21 = (tbfComponent2forOp as TBF.Rig.Modbus.TempControl.Novus.TControl).SetTemperatureSetpointOp(10);
-                operation22 = (tbfComponent2forOp as TBF.Rig.Modbus.TempControl.Novus.TControl).SetTemperatureSetpointOp(20);
-            }
            else if (tbfComponent2forOp is TBF.Rig.Modbus.UltrasoundLevelMeter.LevelMeter)
            {
                operation21 = (tbfComponent2forOp as TBF.Rig.Modbus.UltrasoundLevelMeter.LevelMeter).ReadLevelOp(ref dblBox1);
@@ -753,9 +742,9 @@ namespace DeviceTest
            }


-            if (tbfComponent3forOp is TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter)
+			if (tbfComponent3forOp is TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter)
 			{
-                operation31 = (tbfComponent3forOp as TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter).ReadPressureOp(ref dblBox3);
+				operation31 = (tbfComponent3forOp as TBF.Rig.Modbus.PressureMeter.Meret.PressureMeter).ReadPressureOp(ref floatBox);
 			}
 			else if (tbfComponent3forOp is TBF.Rig.Network.Camera.CLP1611.Camera)
 			{
@@ -766,16 +755,11 @@ namespace DeviceTest
 			{
 				operation31 = (tbfComponent3forOp as TBF.Rig.Network.Camera.Roi.Roi).RoiDetectionOp();
 			}
-            else if (tbfComponent3forOp is TBF.Rig.Modbus.TempControl.Easytherm.TControl)
-            {
-                operation31 = (tbfComponent3forOp as TBF.Rig.Modbus.TempControl.Easytherm.TControl).SetTemperatureSetpointOp(10);
-                operation32 = (tbfComponent3forOp as TBF.Rig.Modbus.TempControl.Easytherm.TControl).SetTemperatureSetpointOp(20);
-            }
-            else if (tbfComponent3forOp is TBF.Rig.Modbus.TempControl.Novus.TControl)
-            {
-                operation31 = (tbfComponent3forOp as TBF.Rig.Modbus.TempControl.Novus.TControl).SetTemperatureSetpointOp(10);
-                operation32 = (tbfComponent3forOp as TBF.Rig.Modbus.TempControl.Novus.TControl).SetTemperatureSetpointOp(20);
-            }
+			else if (tbfComponent3forOp is TBF.Rig.Modbus.TempControl.Easytherm.Easytherm)
+			{
+				operation31 = (tbfComponent3forOp as TBF.Rig.Modbus.TempControl.Easytherm.Easytherm).SetTemperatureOp(10);
+				operation32 = (tbfComponent3forOp as TBF.Rig.Modbus.TempControl.Easytherm.Easytherm).SetTemperatureOp(20);
+			}
            else if (tbfComponent3forOp is TBF.Rig.Modbus.UltrasoundLevelMeter.LevelMeter)
            {
                operation31 = (tbfComponent3forOp as TBF.Rig.Modbus.UltrasoundLevelMeter.LevelMeter).ReadLevelOp(ref dblBox1);
@@ -875,7 +859,7 @@ namespace DeviceTest

 			foreach (var d in tbfDevices) d.StopDevice();
            foreach (var d in tbfDevices) d.StopDevice2();
-		}
+        }

 		private void stopButton_Click(object sender, EventArgs e)
 		{
@@ -899,8 +883,6 @@ namespace DeviceTest
 		{
 			Cursor = Cursors.WaitCursor;

-            CurrentUser.Restore(this);
-
 			if (workerThread != null)
 			{
 				workerThreadRunning = false;
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="log4net" version="2.0.15" targetFramework="net472" />
-</packages>
@@ -183,7 +183,7 @@ namespace Dirichlet.Numerics

        public override string ToString()
        {
-            return ((BigInteger)this).ToString("x");
+            return ((BigInteger)this).ToString();
        }

        public string ToString(string format)
@@ -16,7 +16,7 @@
    <FileAlignment>512</FileAlignment>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
-    <PlatformTarget>x86</PlatformTarget>
+    <PlatformTarget>AnyCPU</PlatformTarget>
    <DebugSymbols>true</DebugSymbols>
    <DebugType>full</DebugType>
    <Optimize>false</Optimize>
@@ -27,7 +27,7 @@
    <Prefer32Bit>false</Prefer32Bit>
  </PropertyGroup>
  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
-    <PlatformTarget>x86</PlatformTarget>
+    <PlatformTarget>AnyCPU</PlatformTarget>
    <DebugType>pdbonly</DebugType>
    <Optimize>true</Optimize>
    <OutputPath>bin\Release\</OutputPath>
@@ -0,0 +1,143 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using FluentNHibernate.Cfg;
+using FluentNHibernate.Cfg.Db;
+using NHibernate;
+using NHibernate.Cfg;
+using NHibernate.Tool.hbm2ddl;
+using Common;
+using Events;
+
+namespace EventViewer
+{
+    public static class EViewerDB
+    {
+        /// <summary> Session factory for all regular sessions, not for CreateEmptyResultsDB(). </summary>
+        public static ISessionFactory SessionFactory;
+
+        /// <summary> Connection string for all sessions </summary>
+        static string connectionString;
+        /// 
+        public static string ConnectionString
+        {
+            get { return connectionString; }
+            set
+            {
+                if (value != connectionString)
+                {
+                    connectionString = value;
+                    SessionFactory = null;          /// Clear SessionFactory on connection string change
+                }
+            }
+        }
+
+        /// <summary> Database type (MySQL or SQLite) for all sessions </summary>
+        private static DBType dbType;
+        /// 
+        public static DBType DbType
+        {
+            get { return dbType; }
+            set { dbType = value; SessionFactory = null; }
+        }
+
+        /// <summary>
+        /// NHibernate session factory (to create the database session 'SessionFactory')
+        /// </summary>
+        /// <returns>A database session</returns>
+        static ISessionFactory CreateSessionFactory()
+        {
+            return CreateSessionFactory(false);
+        }
+
+        /// <summary>
+        /// NHibernate session factory (to create the database session 'SessionFactory')
+        /// </summary>
+        /// <param name="createDB">true = Create a new DB, false = Regular DB</param>
+        /// <returns>A database session</returns>
+        public static ISessionFactory CreateSessionFactory(bool createDB)
+        {
+            FluentConfiguration cfg = Fluently.Configure();
+
+            switch (dbType)
+            {
+                default:
+                case DBType.MySql:
+                    cfg = cfg.Database(MySQLConfiguration.Standard.ConnectionString(connectionString));
+                    break;
+                case DBType.SQLite:
+                    cfg = cfg.Database(SQLiteConfiguration.Standard.UsingFile(connectionString));
+                    break;
+            }
+
+            cfg = cfg.Mappings(m => m.FluentMappings.AddFromAssemblyOf<global::Events.Entities.Event>());
+
+            if (createDB)
+            {
+                return cfg.ExposeConfiguration(BuildSchemaCreate)
+                          .BuildConfiguration()
+                          .SetProperty("hibernate.connection.connect_timeout", Const.MySqlConnectTimeoutSec)
+                          .BuildSessionFactory();
+            }
+            else
+            {
+                return cfg.ExposeConfiguration(BuildSchema)
+                          .BuildConfiguration()
+                          .SetProperty("hibernate.connection.connect_timeout", Const.MySqlConnectTimeoutSec)
+                          .BuildSessionFactory();
+            }
+        }
+
+        static void BuildSchema(Configuration config)
+        {
+            /// This NHibernate tool takes a configuration with mapping info and exports a database schema
+            new SchemaExport(config).SetOutputFile("db_schema");
+        }
+
+        static void BuildSchemaCreate(Configuration config)
+        {
+            /// This NHibernate tool takes a configuration with mapping info and exports a database schema
+            new SchemaExport(config).Create(true, true);
+        }
+
+        /// Create a NHibernate session for the given database
+        public static ISession CreateSession()
+        {
+            if (string.IsNullOrEmpty(connectionString))
+            {
+                throw new Exception("Connection string was not specified");
+            }
+
+            if (SessionFactory == null) SessionFactory = CreateSessionFactory();
+
+            return SessionFactory.OpenSession();
+        }
+
+
+        /// <summary>
+        /// Create an empty users database.
+        /// Database contains only the user 'admin' and the control board component 'CB'.
+        /// </summary>
+        /// <param name="dbType">DBType.SQLite or DBType.MySql</param>
+        /// <param name="connectionString">Connection string</param>
+        /// <returns>true=success, false=error</returns>
+        public static bool CreateEmptyDB()
+        {
+            ISessionFactory sessionFactory = CreateSessionFactory(true);
+            if (sessionFactory == null) return false;
+
+            /// Populate the database
+            using (var session = sessionFactory.OpenSession())
+            {
+                using (var transaction = session.BeginTransaction())
+                {
+                    transaction.Commit();
+                }
+            }
+
+            return true;
+        }
+    }
+}
--- a/Show More
+++ b/Show More