add excercises for threads and semaphores
This commit is contained in:
Andreas Zweili
parent
c82ebb8953
commit
1c14a2fb2d
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@ -0,0 +1,25 @@
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Microsoft Visual Studio Solution File, Format Version 12.00
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# Visual Studio 15
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VisualStudioVersion = 15.0.27703.2042
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MinimumVisualStudioVersion = 10.0.40219.1
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "2018-09-01_Semaphore", "2018-09-01_Semaphore\2018-09-01_Semaphore.csproj", "{D6A455D2-D7BA-422A-83B0-4ADD3D78A82F}"
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EndProject
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Global
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GlobalSection(SolutionConfigurationPlatforms) = preSolution
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Debug|Any CPU = Debug|Any CPU
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Release|Any CPU = Release|Any CPU
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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{D6A455D2-D7BA-422A-83B0-4ADD3D78A82F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{D6A455D2-D7BA-422A-83B0-4ADD3D78A82F}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{D6A455D2-D7BA-422A-83B0-4ADD3D78A82F}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{D6A455D2-D7BA-422A-83B0-4ADD3D78A82F}.Release|Any CPU.Build.0 = Release|Any CPU
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EndGlobalSection
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GlobalSection(SolutionProperties) = preSolution
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SolutionGuid = {C4A55DE8-0B1C-417E-B58B-4EF42EF31D3C}
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EndGlobal
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@ -0,0 +1,52 @@
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<?xml version="1.0" encoding="utf-8"?>
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<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
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<PropertyGroup>
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
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<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
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<ProjectGuid>{D6A455D2-D7BA-422A-83B0-4ADD3D78A82F}</ProjectGuid>
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<OutputType>Exe</OutputType>
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<RootNamespace>_2018_09_01_Semaphore</RootNamespace>
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<AssemblyName>2018-09-01_Semaphore</AssemblyName>
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<TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
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<FileAlignment>512</FileAlignment>
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<AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
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<DebugSymbols>true</DebugSymbols>
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<DebugType>full</DebugType>
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<Optimize>false</Optimize>
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<OutputPath>bin\Debug\</OutputPath>
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<DefineConstants>DEBUG;TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
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<PlatformTarget>AnyCPU</PlatformTarget>
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<DebugType>pdbonly</DebugType>
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<Optimize>true</Optimize>
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<OutputPath>bin\Release\</OutputPath>
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<DefineConstants>TRACE</DefineConstants>
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<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<ItemGroup>
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<Reference Include="System" />
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<Reference Include="System.Core" />
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<Reference Include="System.Xml.Linq" />
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<Reference Include="System.Data.DataSetExtensions" />
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<Reference Include="Microsoft.CSharp" />
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<Reference Include="System.Data" />
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<Reference Include="System.Net.Http" />
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<Reference Include="System.Xml" />
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</ItemGroup>
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<ItemGroup>
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<Compile Include="Program.cs" />
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<Compile Include="Properties\AssemblyInfo.cs" />
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</ItemGroup>
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<ItemGroup>
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<None Include="App.config" />
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</ItemGroup>
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<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
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</Project>
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@ -0,0 +1,6 @@
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<?xml version="1.0" encoding="utf-8" ?>
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<configuration>
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<startup>
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<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
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</startup>
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</configuration>
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@ -0,0 +1,35 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading;
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namespace _2018_09_01_Semaphore
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{
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class Program
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{
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static Semaphore semaphoreObject = new Semaphore(3, 3);
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static void Main(string[] args)
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{
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for (int i = 0; i < 10; i++)
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{
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Thread thread = new Thread(DoWork);
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thread.Name = "Thread_" + i;
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thread.Start();
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}
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Console.ReadLine();
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}
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static void DoWork()
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{
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Console.WriteLine("{0} is waiting in QUEUE...", Thread.CurrentThread.Name);
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// Thread waits to get an available slot
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semaphoreObject.WaitOne();
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Console.WriteLine("{0} enters the Critical Section!", Thread.CurrentThread.Name);
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// Simulate work by waiting for a few seconds
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Thread.Sleep(5000);
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Console.WriteLine("{0} is leaving the Critical Section", Thread.CurrentThread.Name);
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// Release the slot.
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semaphoreObject.Release();
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}
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}
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}
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@ -0,0 +1,36 @@
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using System.Reflection;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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// General Information about an assembly is controlled through the following
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// set of attributes. Change these attribute values to modify the information
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// associated with an assembly.
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[assembly: AssemblyTitle("2018-09-01_Semaphore")]
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[assembly: AssemblyDescription("")]
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[assembly: AssemblyConfiguration("")]
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[assembly: AssemblyCompany("")]
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[assembly: AssemblyProduct("2018-09-01_Semaphore")]
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[assembly: AssemblyCopyright("Copyright © 2018")]
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[assembly: AssemblyTrademark("")]
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[assembly: AssemblyCulture("")]
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// Setting ComVisible to false makes the types in this assembly not visible
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// to COM components. If you need to access a type in this assembly from
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// COM, set the ComVisible attribute to true on that type.
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||||
[assembly: ComVisible(false)]
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||||
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||||
// The following GUID is for the ID of the typelib if this project is exposed to COM
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[assembly: Guid("d6a455d2-d7ba-422a-83b0-4add3d78a82f")]
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||||
|
||||
// Version information for an assembly consists of the following four values:
|
||||
//
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||||
// Major Version
|
||||
// Minor Version
|
||||
// Build Number
|
||||
// Revision
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||||
//
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||||
// You can specify all the values or you can default the Build and Revision Numbers
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||||
// by using the '*' as shown below:
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||||
// [assembly: AssemblyVersion("1.0.*")]
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[assembly: AssemblyVersion("1.0.0.0")]
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[assembly: AssemblyFileVersion("1.0.0.0")]
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@ -0,0 +1,52 @@
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|||
<?xml version="1.0" encoding="utf-8"?>
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||||
<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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||||
<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
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<PropertyGroup>
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
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<Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
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<ProjectGuid>{2D0C045C-5AB9-4F57-98C0-CCA1CA8F0F74}</ProjectGuid>
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<OutputType>Exe</OutputType>
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<RootNamespace>_2018_09_01_threads</RootNamespace>
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<AssemblyName>2018-09-01_threads</AssemblyName>
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<TargetFrameworkVersion>v4.6.1</TargetFrameworkVersion>
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<FileAlignment>512</FileAlignment>
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<AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
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</PropertyGroup>
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<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
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<PlatformTarget>AnyCPU</PlatformTarget>
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<DebugSymbols>true</DebugSymbols>
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<DebugType>full</DebugType>
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||||
<Optimize>false</Optimize>
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||||
<OutputPath>bin\Debug\</OutputPath>
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||||
<DefineConstants>DEBUG;TRACE</DefineConstants>
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||||
<ErrorReport>prompt</ErrorReport>
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||||
<WarningLevel>4</WarningLevel>
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||||
</PropertyGroup>
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||||
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
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||||
<PlatformTarget>AnyCPU</PlatformTarget>
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<DebugType>pdbonly</DebugType>
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<Optimize>true</Optimize>
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||||
<OutputPath>bin\Release\</OutputPath>
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||||
<DefineConstants>TRACE</DefineConstants>
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||||
<ErrorReport>prompt</ErrorReport>
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<WarningLevel>4</WarningLevel>
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</PropertyGroup>
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<ItemGroup>
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<Reference Include="System" />
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<Reference Include="System.Core" />
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<Reference Include="System.Xml.Linq" />
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||||
<Reference Include="System.Data.DataSetExtensions" />
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<Reference Include="Microsoft.CSharp" />
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||||
<Reference Include="System.Data" />
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<Reference Include="System.Net.Http" />
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<Reference Include="System.Xml" />
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</ItemGroup>
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<ItemGroup>
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<Compile Include="Program.cs" />
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<Compile Include="Properties\AssemblyInfo.cs" />
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||||
</ItemGroup>
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||||
<ItemGroup>
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||||
<None Include="App.config" />
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||||
</ItemGroup>
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||||
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
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||||
</Project>
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||||
|
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@ -0,0 +1,25 @@
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|||
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||||
Microsoft Visual Studio Solution File, Format Version 12.00
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||||
# Visual Studio 15
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||||
VisualStudioVersion = 15.0.27703.2042
|
||||
MinimumVisualStudioVersion = 10.0.40219.1
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||||
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "2018-09-01_threads", "2018-09-01_threads.csproj", "{2D0C045C-5AB9-4F57-98C0-CCA1CA8F0F74}"
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||||
EndProject
|
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Global
|
||||
GlobalSection(SolutionConfigurationPlatforms) = preSolution
|
||||
Debug|Any CPU = Debug|Any CPU
|
||||
Release|Any CPU = Release|Any CPU
|
||||
EndGlobalSection
|
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GlobalSection(ProjectConfigurationPlatforms) = postSolution
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||||
{2D0C045C-5AB9-4F57-98C0-CCA1CA8F0F74}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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||||
{2D0C045C-5AB9-4F57-98C0-CCA1CA8F0F74}.Debug|Any CPU.Build.0 = Debug|Any CPU
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||||
{2D0C045C-5AB9-4F57-98C0-CCA1CA8F0F74}.Release|Any CPU.ActiveCfg = Release|Any CPU
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||||
{2D0C045C-5AB9-4F57-98C0-CCA1CA8F0F74}.Release|Any CPU.Build.0 = Release|Any CPU
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||||
EndGlobalSection
|
||||
GlobalSection(SolutionProperties) = preSolution
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||||
HideSolutionNode = FALSE
|
||||
EndGlobalSection
|
||||
GlobalSection(ExtensibilityGlobals) = postSolution
|
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SolutionGuid = {57C8B57A-20D0-4BB4-BF7E-EC81D39C5482}
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EndGlobalSection
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||||
EndGlobal
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||||
|
|
@ -0,0 +1,6 @@
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|||
<?xml version="1.0" encoding="utf-8" ?>
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||||
<configuration>
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||||
<startup>
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||||
<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.6.1" />
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||||
</startup>
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||||
</configuration>
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@ -0,0 +1,49 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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namespace _2018_09_01_threads
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{
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class Program
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{
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static void Main(string[] args)
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{
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Thread thread1 = new Thread(Method1);
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Thread thread2 = new Thread(Method2);
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thread1.Start();
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thread2.Start();
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Console.ReadLine();
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}
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static void Method1()
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{
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for (int i = 0; i < 500; i++)
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{
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lock (Locker)
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{
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Console.WriteLine("T1 A " + Counter.ToString());
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Counter += 1;
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Console.WriteLine("T1 B " + Counter.ToString());
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Console.WriteLine();
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}
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}
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}
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static void Method2()
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{
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for (int i = 0; i < 500; i++)
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{
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lock (Locker)
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{
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Console.WriteLine("T2 A " + Counter.ToString());
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Counter += 1;
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Console.WriteLine("T2 B " + Counter.ToString());
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Console.WriteLine();
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}
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}
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}
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public static int Counter { get; set; }
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static object Locker = new object();
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}
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}
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@ -0,0 +1,36 @@
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using System.Reflection;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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// General Information about an assembly is controlled through the following
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||||
// set of attributes. Change these attribute values to modify the information
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||||
// associated with an assembly.
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[assembly: AssemblyTitle("2018-09-01_threads")]
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[assembly: AssemblyDescription("")]
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[assembly: AssemblyConfiguration("")]
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[assembly: AssemblyCompany("")]
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[assembly: AssemblyProduct("2018-09-01_threads")]
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[assembly: AssemblyCopyright("Copyright © 2018")]
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[assembly: AssemblyTrademark("")]
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[assembly: AssemblyCulture("")]
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// Setting ComVisible to false makes the types in this assembly not visible
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// to COM components. If you need to access a type in this assembly from
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||||
// COM, set the ComVisible attribute to true on that type.
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[assembly: ComVisible(false)]
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||||
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||||
// The following GUID is for the ID of the typelib if this project is exposed to COM
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||||
[assembly: Guid("2d0c045c-5ab9-4f57-98c0-cca1ca8f0f74")]
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|
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// Version information for an assembly consists of the following four values:
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//
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// Major Version
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// Minor Version
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// Build Number
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||||
// Revision
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||||
//
|
||||
// You can specify all the values or you can default the Build and Revision Numbers
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||||
// by using the '*' as shown below:
|
||||
// [assembly: AssemblyVersion("1.0.*")]
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||||
[assembly: AssemblyVersion("1.0.0.0")]
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||||
[assembly: AssemblyFileVersion("1.0.0.0")]
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