code.grnet.gr Git - pithos-ms-client/blob - trunk/Pithos.ShellExtensions/IoC.cs

   1 using System;
   2 using System.ComponentModel.Composition.Hosting;
   3 using System.Diagnostics;
   4 using System.Reflection;
   5 using System.ComponentModel.Composition;
   6
   7 namespace Pithos.ShellExtensions
   8 {
   9     public class IoC
  10     {
  11         public CompositionContainer Container;
  12
  13         static readonly Lazy<IoC> Instance=new Lazy<IoC>();
  14
  15         public static IoC Current
  16         {
  17             get { return Instance.Value; }
  18         }
  19
  20         public IoC()
  21         {
  22             var catalog = new AggregateCatalog();
  23             catalog.Catalogs.Add(new AssemblyCatalog(Assembly.GetExecutingAssembly()));
  24
  25             Container=new CompositionContainer(catalog);
  26         }
  27
  28
  29
  30         public T Compose<T>(T target)
  31         {
  32             try
  33             {
  34                 Container.ComposeParts(target);
  35                 return target;
  36             }
  37             catch (Exception exc)
  38             {
  39                 Trace.TraceError(exc.ToString());
  40                 throw;
  41             }
  42         }
  43     }
  44 }