Facilities/Wcf/Castle.Facilities.WcfIntegration/Client/AbstractChannelBuilder.Generic.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.Facilities.WcfIntegration
  16 {
  17         using System;
  18         using System.Reflection;
  19         using Castle.MicroKernel;
  20         using System.ServiceModel;
  21         using System.ServiceModel.Description;
  22         using System.ServiceModel.Channels;
  23
  24         public abstract class AbstractChannelBuilder<M> : AbstractChannelBuilder, IClientChannelBuilder<M>
  25                         where M : IWcfClientModel
  26         {
  27                 private M clientModel;
  28
  29                 public AbstractChannelBuilder(IKernel kernel)
  30                         : base(kernel)
  31                 {
  32                 }
  33
  34                 /// <summary>
  35                 /// Get a delegate capable of creating channels.
  36                 /// </summary>
  37                 /// <param name="clientModel">The client model.</param>
  38                 /// <returns>The <see cref="ChannelCreator"/></returns>
  39                 public ChannelCreator GetChannelCreator(M clientModel)
  40                 {
  41                         this.clientModel = clientModel;
  42                         return GetEndpointChannelCreator(clientModel.Endpoint);
  43                 }
  44
  45                 /// <summary>
  46                 /// Get a delegate capable of creating channels.
  47                 /// </summary>
  48                 /// <param name="clientModel">The client model.</param>
  49                 /// <param name="contract">The contract override.</param>
  50                 /// <returns>The <see cref="ChannelCreator"/></returns>
  51                 public ChannelCreator GetChannelCreator(M clientModel, Type contract)
  52                 {
  53                         this.clientModel = clientModel;
  54                         return GetEndpointChannelCreator(clientModel.Endpoint, contract);
  55                 }
  56
  57                 #region AbstractChannelBuilder Members
  58
  59                 protected override ChannelCreator GetChannelCreator(Type contract, ServiceEndpoint endpoint)
  60                 {
  61                         return GetChannelCreator(clientModel, contract, endpoint);
  62                 }
  63
  64                 protected override ChannelCreator GetChannelCreator(Type contract, string configurationName)
  65                 {
  66                         return GetChannelCreator(clientModel, contract, configurationName);
  67                 }
  68
  69                 protected override ChannelCreator GetChannelCreator(Type contract, Binding binding, string address)
  70                 {
  71                         return GetChannelCreator(clientModel, contract, binding, address);
  72                 }
  73
  74                 protected override ChannelCreator GetChannelCreator(Type contract, Binding binding, EndpointAddress address)
  75                 {
  76                         return GetChannelCreator(contract, binding, address);
  77                 }
  78
  79                 #endregion
  80
  81                 #region GetChannelCreator Members
  82
  83                 protected virtual ChannelCreator GetChannelCreator(M clientModel, Type contract,
  84                                                                                                                    ServiceEndpoint endpoint)
  85                 {
  86                         return CreateChannelCreator(contract, clientModel, endpoint);
  87                 }
  88
  89                 protected virtual ChannelCreator GetChannelCreator(M clientModel, Type contract,
  90                                                                                                                    string configurationName)
  91                 {
  92                         return CreateChannelCreator(contract, clientModel, configurationName);
  93                 }
  94
  95                 protected virtual ChannelCreator GetChannelCreator(M clientModel, Type contract,
  96                                                                                                                    Binding binding, string address)
  97                 {
  98                         return CreateChannelCreator(contract, clientModel, binding, address);
  99                 }
 100
 101                 protected virtual ChannelCreator GetChannelCreator(M clientModel, Type contract,
 102                                                                                                                    Binding binding, EndpointAddress address)
 103                 {
 104                         return CreateChannelCreator(contract, clientModel, binding, address);
 105                 }
 106
 107                 protected virtual ChannelCreator CreateChannelCreator(Type contract, M clientModel,
 108                                                                           params object[] channelFactoryArgs)
 109                 {
 110                         Type type = typeof(ChannelFactory<>).MakeGenericType(new Type[] { contract });
 111
 112                         ChannelFactory channelFactory = (ChannelFactory)
 113                                 Activator.CreateInstance(type, channelFactoryArgs);
 114                         channelFactory.Opening += delegate { OnOpening(channelFactory, clientModel); };
 115
 116                         MethodInfo methodInfo = type.GetMethod("CreateChannel", new Type[0]);
 117                         return (ChannelCreator)Delegate.CreateDelegate(
 118                                 typeof(ChannelCreator), channelFactory, methodInfo);
 119                 }
 120
 121                 protected virtual void OnOpening(ChannelFactory channelFactory, M clientModel)
 122                 {
 123                         ServiceEndpointBehaviors behaviors =
 124                                 new ServiceEndpointBehaviors(channelFactory.Endpoint, Kernel)
 125                                 .Install(new WcfEndpointBehaviors(WcfBehaviorScope.Clients));
 126
 127                         if (clientModel != null)
 128                         {
 129                                 foreach (IWcfBehavior behavior in clientModel.Behaviors)
 130                                 {
 131                                         behaviors.Install(behavior);
 132                                 }
 133                         }
 134                 }
 135
 136                 #endregion
 137         }
 138 }