Facilities/Wcf/Castle.Facilities.WcfIntegration/Service/WindsorDependencyInjectionServiceBehavior.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.Collections.Generic;
  19         using System.Collections.ObjectModel;
  20         using System.ServiceModel;
  21         using System.ServiceModel.Channels;
  22         using System.ServiceModel.Description;
  23         using System.ServiceModel.Dispatcher;
  24         using Castle.Core;
  25         using Castle.MicroKernel;
  26
  27         public class WindsorDependencyInjectionServiceBehavior : IServiceBehavior
  28         {
  29                 private readonly IKernel kernel;
  30                 private readonly ComponentModel model;
  31
  32                 public WindsorDependencyInjectionServiceBehavior(IKernel kernel, ComponentModel model)
  33                 {
  34                         this.kernel = kernel;
  35                         this.model = model;
  36                 }
  37
  38                 #region IServiceBehavior Members
  39
  40                 ///<summary>
  41                 ///Provides the ability to inspect the service host and the service description to confirm that the service can run successfully.
  42                 ///</summary>
  43                 ///<param name="serviceHostBase">The service host that is currently being constructed.</param>
  44                 ///<param name="serviceDescription">The service description.</param>
  45                 public void Validate(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase)
  46                 {
  47                 }
  48
  49                 ///<summary>
  50                 ///Provides the ability to pass custom data to binding elements to support the contract implementation.
  51                 ///</summary>
  52                 ///<param name="serviceHostBase">The host of the service.</param>
  53                 ///<param name="bindingParameters">Custom objects to which binding elements have access.</param>
  54                 ///<param name="serviceDescription">The service description of the service.</param>
  55                 ///<param name="endpoints">The service endpoints.</param>
  56                 public void AddBindingParameters(
  57                         ServiceDescription serviceDescription, ServiceHostBase serviceHostBase,
  58                         Collection<ServiceEndpoint> endpoints, BindingParameterCollection bindingParameters)
  59                 {
  60                 }
  61
  62                 public void ApplyDispatchBehavior(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase)
  63                 {
  64                         Dictionary<string, Type> contractNameToContractType = new Dictionary<string, Type>();
  65                         foreach (ServiceEndpoint endpoint in serviceDescription.Endpoints)
  66                         {
  67                                 contractNameToContractType[endpoint.Contract.Name] = endpoint.Contract.ContractType;
  68                         }
  69                         foreach (ChannelDispatcherBase cdb in serviceHostBase.ChannelDispatchers)
  70                         {
  71                                 ChannelDispatcher cd = cdb as ChannelDispatcher;
  72                                 if (cd != null)
  73                                 {
  74                                         foreach (EndpointDispatcher ed in cd.Endpoints)
  75                                         {
  76                                                 if (contractNameToContractType.ContainsKey(ed.ContractName))
  77                                                 {
  78                                                         ed.DispatchRuntime.InstanceProvider =
  79                                                                 new WindsorInstanceProvider(kernel, model,
  80                                                                         contractNameToContractType[ed.ContractName],
  81                                                                         serviceDescription.ServiceType
  82                                                                         );
  83                                                 }
  84                                         }
  85                                 }
  86                         }
  87                 }
  88
  89                 #endregion
  90         }
  91 }