public static void Main(string[] args)
{
IPlatform platform;
if (Globals.IsUnix)
{
platform = new UnixPlatform();
}
else
{
platform = new Win32Platform();
}
platform.Init();
try {
new Program(platform).Run();
} catch (AggregateException ex) {
var message = ex.Flatten().InnerException.ToString();
Log.Error(message);
throw;
} catch (Exception ex) {
var message = (ex.InnerException != null) ? ex.InnerException.ToString() : ex.ToString();
Log.Error(message);
throw;
}
}
private static void Main(string[] args)
{
/*
* In this example we see the highly coupled implementation of a psuedo ThreadScheduler
* for different platforms. The problem with this approach is for every variation of ThreadScheduler
* every platform needs to implement their variations as well.
*/
var winpts = new WindowsPTS();
winpts.Schedule("Windows PT#1");
var wincts = new WindowsCTS();
wincts.Schedule("Windows CT#1");
var nixpts = new UnixPTS();
nixpts.Schedule("Unix PT#1");
var nixcts = new UnixCTS();
nixcts.Schedule("Unix CT#1");
/*
* The example below illustrates a better way of implementing this ThreadScheduler by using
* the bridge pattern. We seperate variations of ThreadScheduler, and implemented a parameterized
* ctor for each variation of ThreadScheduler (in base class) that requires the platform scheduler.
* This way platform schedulers does not need to extends any scheduler variation.
*/
var winplatform = new WindowsPlatform();
var nixplatform = new UnixPlatform();
var pts = new PreemptiveThreadScheduler(winplatform);
var cts = new CooperativeScheduler(nixplatform);
pts.Schedule("Windows Thread #1");
cts.Schedule("Unix Thread #1");
/*
* Below is the course example of Bridge pattern in which we required to refactor a
* psuedo renderer that is capable of rendering objects in various forms.
*/
var vrenderer = new VectorRenderer();
var rrenderer = new RasterRenderer();
var square = new Square(vrenderer);
WriteLine(square);
square.Renderer = rrenderer;
WriteLine(square);
var triangle = new Triangle(vrenderer);
WriteLine(triangle);
triangle.Renderer = rrenderer;
WriteLine(triangle);
}
private static string GetCscPath()
{
string toolPath;
switch (Platform.BuildPlatform.Target)
{
case TargetPlatform.Linux:
case TargetPlatform.Mac:
{
// Use csc from Mono
toolPath = UnixPlatform.Which("csc");
if (toolPath != null)
{
return(toolPath);
}
break;
}
case TargetPlatform.Windows:
{
if (CheckMsBuildPathFromRegistry("Microsoft\\VisualStudio\\SxS\\VS7", "15.0", "MSBuild\\15.0\\bin\\csc.exe", out toolPath))
{
return(toolPath);
}
toolPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFilesX86), "MSBuild", "14.0", "bin", "csc.exe");
if (File.Exists(toolPath))
{
return(toolPath);
}
if (CheckMsBuildPathFromRegistry("Microsoft\\MSBuild\\ToolsVersions\\14.0", "MSBuildToolsPath", "csc.exe", out toolPath))
{
return(toolPath);
}
if (CheckMsBuildPathFromRegistry("Microsoft\\MSBuild\\ToolsVersions\\12.0", "MSBuildToolsPath", "csc.exe", out toolPath))
{
return(toolPath);
}
if (CheckMsBuildPathFromRegistry("Microsoft\\MSBuild\\ToolsVersions\\4.0", "MSBuildToolsPath", "csc.exe", out toolPath))
{
return(toolPath);
}
break;
}
}
return(string.Empty);
}
private static string GetMSBuildToolPath()
{
string toolPath;
switch (Platform.BuildPlatform.Target)
{
case TargetPlatform.Linux:
{
// Use msbuild from Mono
toolPath = UnixPlatform.Which("msbuild");
if (toolPath != null)
{
return(toolPath);
}
break;
}
case TargetPlatform.Windows:
{
var visualStudioInstances = VisualStudioInstance.GetInstances();
foreach (var visualStudioInstance in visualStudioInstances)
{
toolPath = Path.Combine(visualStudioInstance.Path, "MSBuild\\Current\\Bin\\MSBuild.exe");
if (File.Exists(toolPath))
{
return(toolPath);
}
}
if (CheckMsBuildPathFromRegistry("Microsoft\\VisualStudio\\SxS\\VS7", "15.0", "MSBuild\\15.0\\bin\\MSBuild.exe", out toolPath))
{
return(toolPath);
}
toolPath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ProgramFilesX86), "MSBuild", "14.0", "bin", "MSBuild.exe");
if (File.Exists(toolPath))
{
return(toolPath);
}
if (CheckMsBuildPathFromRegistry("Microsoft\\MSBuild\\ToolsVersions\\14.0", "MSBuildToolsPath", "MSBuild.exe", out toolPath))
{
return(toolPath);
}
if (CheckMsBuildPathFromRegistry("Microsoft\\MSBuild\\ToolsVersions\\12.0", "MSBuildToolsPath", "MSBuild.exe", out toolPath))
{
return(toolPath);
}
if (CheckMsBuildPathFromRegistry("Microsoft\\MSBuild\\ToolsVersions\\4.0", "MSBuildToolsPath", "MSBuild.exe", out toolPath))
{
return(toolPath);
}
break;
}
}
return(string.Empty);
}