code.grnet.gr Git - pithos-ms-client/blob - trunk/Pithos.Client.WPF/AppBootstrapper.cs

   1 using System.Windows;
   2 using System.Windows.Navigation;
   3 using Caliburn.Micro;
   4 using Caliburn.Micro.Logging;
   5 using Pithos.Client.WPF.Caliburn.Micro.Logging;
   6 using Pithos.Core;
   7 using Pithos.Network;
   8 using log4net.Appender;
   9 using log4net.Config;
  10 using log4net.Filter;
  11 using log4net.Layout;
  12
  13 namespace Pithos.Client.WPF
  14 {
  15         using System;
  16         using System.Collections.Generic;
  17         using System.ComponentModel.Composition;
  18         using System.ComponentModel.Composition.Hosting;
  19         using System.ComponentModel.Composition.Primitives;
  20         using System.Linq;
  21         using Caliburn.Micro;
  22
  23         public class AppBootstrapper : Bootstrapper<IShell>
  24         {
  25                 CompositionContainer container;
  26
  27             public AppBootstrapper()
  28             {
  29                 ConfigureLogging();
  30
  31             LogManager.GetLog = type => new log4netLogger(type);
  32             }
  33
  34         private static void ConfigureLogging()
  35         {
  36             var patternLayout = new PatternLayout();
  37             patternLayout.ConversionPattern = "%logger (%property{myContext}) [%level]- %message%newline";
  38             patternLayout.ActivateOptions();
  39             var appender = new TraceAppender { Layout = patternLayout };
  40             appender.AddFilter(new LevelRangeFilter{LevelMin=log4net.Core.Level.Info,LevelMax=log4net.Core.Level.Fatal});
  41             appender.ActivateOptions();
  42
  43             BasicConfigurator.Configure(appender);
  44         }
  45
  46                 /// <summary>
  47                 /// By default, we are configured to use MEF
  48                 /// </summary>
  49                 protected override void Configure() {
  50                     var catalog = new AggregateCatalog(
  51                         AssemblySource.Instance.Select(x => new AssemblyCatalog(x)).OfType<ComposablePartCatalog>()
  52                         );
  53
  54             Type[] types = { typeof(PithosMonitor), typeof(CloudFilesClient) };
  55             foreach (var type in types)
  56             {
  57                 catalog.Catalogs.Add(new AssemblyCatalog(type.Assembly));
  58             }
  59
  60
  61
  62
  63                         container = new CompositionContainer(catalog);
  64
  65                         var batch = new CompositionBatch();
  66
  67                         batch.AddExportedValue<IWindowManager>(new WindowManager());
  68                         batch.AddExportedValue<IEventAggregator>(new EventAggregator());
  69                         batch.AddExportedValue(container);
  70                     batch.AddExportedValue(catalog);
  71
  72
  73
  74
  75
  76
  77                         container.Compose(batch);
  78                 }
  79
  80                 protected override object GetInstance(Type serviceType, string key)
  81                 {
  82                         string contract = string.IsNullOrEmpty(key) ? AttributedModelServices.GetContractName(serviceType) : key;
  83                         var exports = container.GetExportedValues<object>(contract);
  84
  85                         if (exports.Count() > 0)
  86                                 return exports.First();
  87
  88                         throw new Exception(string.Format("Could not locate any instances of contract {0}.", contract));
  89                 }
  90
  91                 protected override IEnumerable<object> GetAllInstances(Type serviceType)
  92                 {
  93                         return container.GetExportedValues<object>(AttributedModelServices.GetContractName(serviceType));
  94                 }
  95
  96                 protected override void BuildUp(object instance)
  97                 {
  98                         container.SatisfyImportsOnce(instance);
  99                 }
 100         }
 101 }