added CSharp Project

ADIS_Csharp/ADIS_Csharp.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.1.32421.90
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConsoleApp", "ConsoleApp\ConsoleApp.csproj", "{42720F37-2AAE-4B3D-AA7E-79A7C37D4C37}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{42720F37-2AAE-4B3D-AA7E-79A7C37D4C37}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{42720F37-2AAE-4B3D-AA7E-79A7C37D4C37}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{42720F37-2AAE-4B3D-AA7E-79A7C37D4C37}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{42720F37-2AAE-4B3D-AA7E-79A7C37D4C37}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {A5C1D40B-1119-4958-885D-1B0FF413EDE8}
+	EndGlobalSection
+EndGlobal

ADIS_Csharp/ConsoleApp/AdditionTask.cs

@@ -0,0 +1,26 @@
+namespace ConsoleApp
+{
+    internal class AdditionTask
+    {
+
+        private int n;
+        private String id;
+
+        public AdditionTask(string id, int n)
+        {
+            this.id = id;
+            this.n = n;
+        }
+
+        public void Add()
+        {
+            long sum = 0;
+            for (int i = 0; i <= n; i++)
+            {
+                sum += i;
+            }
+            Console.WriteLine(id + ": SUM" + n + " -> " + sum);
+        }
+
+    }
+}

ADIS_Csharp/ConsoleApp/ConsoleApp.csproj

@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

ADIS_Csharp/ConsoleApp/Program.cs

@@ -0,0 +1,170 @@
+using ConsoleApp;
+#if false
+class ThreadTest3
+{
+    // Member variablen werden automatisch initialisiert
+    // lokale nicht
+    // Csharp compiler gibt einen Error aus, wenn die Variable nicht initialisiert wird
+    private bool done;
+    static void Main()
+    {
+        ThreadTest3 tt = new ThreadTest3();
+        new Thread(tt.Go).Start();
+        tt.Go();
+    }
+    void Go()
+    {
+        if (!done)
+        {
+            // Thread.Sleep(10); ==> proviziert error
+            done = true;
+            Console.WriteLine("Done");
+        }
+    }
+}
+#endif
+
+#if false
+class ThreadTest7
+{
+
+    static void Main()
+    {
+        AdditionTask work1 = new AdditionTask("A", 100000000);
+        AdditionTask work2 = new AdditionTask("B", 100000);
+        AdditionTask work3 = new AdditionTask("C", 100);
+        Thread t1 = new Thread(work1.Add);
+        Thread t2 = new Thread(work2.Add);
+        Thread t3 = new Thread(work3.Add);
+        //t3.Priority = ThreadPriority.Lowest;
+        t1.Start();
+        t2.Start();
+        t3.Start();
+    }
+
+}
+#endif
+
+#if false
+class ThreadStop1
+{
+    static void Main()
+    {
+        try
+        {
+            Thread thread1 = new Thread(Go);
+            thread1.Start();
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine("Exception!");
+        }
+    }
+
+    private static void TaskScheduler_UnobservedTaskException(object? sender, UnobservedTaskExceptionEventArgs e)
+    {
+        Console.WriteLine("Exception caught");
+        throw new NotImplementedException();
+    }
+
+    static void Go()
+    {
+        throw null; // NullReferenceException wird ausgelöst
+        Console.WriteLine("uups!");
+    }
+
+}
+
+#endif
+
+#if false
+class ThreadStop2
+{
+    static void Main()
+    {
+        AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
+        new Thread(GoX).Start();
+        new Thread(GoY).Start();
+        Console.WriteLine("finished!");
+    }
+
+    private static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
+    {
+        Console.WriteLine("Unhandled exception " + e);
+        throw new NotImplementedException();
+    }
+
+    static void GoX()
+    {
+        try
+        {
+            for (int i = 0; i < 10; i++)
+            {
+                Console.Write("X");
+                if (i == 2)
+                {
+                    throw null; // NullReferenceException wird ausgelöst
+                }
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine("Exception! " + ex.Message);
+        }
+    }
+
+    static void GoY()
+    {
+        try
+        {
+            for (int i = 0; i < 10; i++)
+            {
+                Console.Write("Y");
+            }
+        }
+        catch (Exception ex)
+        {
+            Console.WriteLine("Exception! " + ex.Message);
+        }
+    }
+
+}
+#endif
+
+
+#if true
+class SimpleBlocking
+{
+
+    static void Main()
+    {
+        long sum = 0;
+        bool fertig = false;
+        Thread mainThread = Thread.CurrentThread;  // main thread
+
+        Thread t = new Thread(delegate ()
+        {
+            for (int i = 0; i <= 1000; i++)
+            {
+                sum += i;
+            }
+            Console.WriteLine(mainThread.ThreadState);
+            fertig = true;
+        });
+
+        t.Start();
+        // Version 1  == zweitbeste Variante
+        //while (!fertig) { Thread.Sleep(10) };
+
+        // Version 2  == schlecht
+        //Thread.Sleep(10);
+
+        // Version 3  == beste Variante
+        t.Join();  // warten bis dieser Thread t beendet wurde
+        Console.WriteLine("Summe = " + sum);
+
+    }
+
+}
+
+#endif

ADIS_Csharp/ConsoleApp/obj/ConsoleApp.csproj.nuget.dgspec.json

@@ -0,0 +1,66 @@
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+          "assetTargetFallback": true,
+          "warn": true,
+          "frameworkReferences": {
+            "Microsoft.NETCore.App": {
+              "privateAssets": "all"
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+          "runtimeIdentifierGraphPath": "C:\\Program Files\\dotnet\\sdk\\7.0.100\\RuntimeIdentifierGraph.json"
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+}

ADIS_Csharp/ConsoleApp/obj/ConsoleApp.csproj.nuget.g.props

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8" standalone="no"?>
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup Condition=" '$(ExcludeRestorePackageImports)' != 'true' ">
+    <RestoreSuccess Condition=" '$(RestoreSuccess)' == '' ">True</RestoreSuccess>
+    <RestoreTool Condition=" '$(RestoreTool)' == '' ">NuGet</RestoreTool>
+    <ProjectAssetsFile Condition=" '$(ProjectAssetsFile)' == '' ">$(MSBuildThisFileDirectory)project.assets.json</ProjectAssetsFile>
+    <NuGetPackageRoot Condition=" '$(NuGetPackageRoot)' == '' ">$(UserProfile)\.nuget\packages\</NuGetPackageRoot>
+    <NuGetPackageFolders Condition=" '$(NuGetPackageFolders)' == '' ">C:\Users\jonas\.nuget\packages\;C:\Program Files\dotnet\sdk\NuGetFallbackFolder</NuGetPackageFolders>
+    <NuGetProjectStyle Condition=" '$(NuGetProjectStyle)' == '' ">PackageReference</NuGetProjectStyle>
+    <NuGetToolVersion Condition=" '$(NuGetToolVersion)' == '' ">6.4.0</NuGetToolVersion>
+  </PropertyGroup>
+  <ItemGroup Condition=" '$(ExcludeRestorePackageImports)' != 'true' ">
+    <SourceRoot Include="C:\Users\jonas\.nuget\packages\" />
+    <SourceRoot Include="C:\Program Files\dotnet\sdk\NuGetFallbackFolder\" />
+  </ItemGroup>
+</Project>

ADIS_Csharp/ConsoleApp/obj/ConsoleApp.csproj.nuget.g.targets

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8" standalone="no"?>
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" />

ADIS_Csharp/ConsoleApp/obj/project.assets.json

@@ -0,0 +1,72 @@
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+  "projectFileDependencyGroups": {
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ADIS_Csharp/ConsoleApp/obj/project.nuget.cache

@@ -0,0 +1,8 @@
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