Facilities/Wcf/Castle.Facilities.WcfIntegration/Service/AbstractServiceHostBuilder.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.ServiceModel;
  19         using System.ServiceModel.Description;
  20         using Castle.Core;
  21
  22         public abstract class AbstractServiceHostBuilder : IServiceHostBuilder, IWcfEndpointVisitor
  23         {
  24                 private ServiceHost serviceHost;
  25                 private ServiceEndpoint serviceEndpoint;
  26
  27                 #region IServiceHostBuilder Members
  28
  29                 /// <summary>
  30                 /// Builds a new <see cref="ServiceHost"/> for the <see cref="ComponentModel"/>.
  31                 /// </summary>
  32                 /// <param name="model">The component model.</param>
  33                 /// <param name="serviceModel">The service model.</param>
  34                 /// <returns>The correpsonding service host.</returns>
  35                 public ServiceHost Build(ComponentModel model, WcfServiceModel serviceModel)
  36                 {
  37                         ServiceHost serviceHost = CreateServiceHost(model, serviceModel);
  38
  39                         foreach (IWcfEndpoint endpoint in serviceModel.Endpoints)
  40                         {
  41                                 AddServiceEndpoint(serviceHost, endpoint);
  42                         }
  43
  44                         return serviceHost;
  45                 }
  46
  47                 #endregion
  48
  49                 protected abstract ServiceHost CreateServiceHost(ComponentModel model,
  50                                                                                                          WcfServiceModel serviceModel);
  51
  52                 protected virtual ServiceEndpoint AddServiceEndpoint(ServiceHost serviceHost,
  53                                                                          IWcfEndpoint endpoint)
  54                 {
  55                         this.serviceHost = serviceHost;
  56                         endpoint.Accept(this);
  57                         return serviceEndpoint;
  58                 }
  59
  60                 #region IWcfEndpointVisitor Members
  61
  62                 void IWcfEndpointVisitor.VisitServiceEndpointModel(ServiceEndpointModel model)
  63                 {
  64                         serviceHost.Description.Endpoints.Add(model.ServiceEndpoint);
  65                         serviceEndpoint = model.ServiceEndpoint;
  66                 }
  67
  68                 void IWcfEndpointVisitor.VisitConfigurationEndpointModel(ConfigurationEndpointModel model)
  69                 {
  70                         throw new InvalidOperationException("The ServiceEndpoint for a ServiceHost " +
  71                                 "cannot be created from an endpoint name.");
  72                 }
  73
  74                 void IWcfEndpointVisitor.VisitBindingEndpointModel(BindingEndpointModel model)
  75                 {
  76                         serviceEndpoint = serviceHost.AddServiceEndpoint(
  77                                 model.Contract, model.Binding, string.Empty);
  78                 }
  79
  80                 void IWcfEndpointVisitor.VisitBindingAddressEndpointModel(BindingAddressEndpointModel model)
  81                 {
  82                         if (model.HasViaAddress)
  83                         {
  84                                 serviceEndpoint = serviceHost.AddServiceEndpoint(
  85                                         model.Contract, model.Binding, model.Address, model.ViaAddress);
  86                         }
  87                         else
  88                         {
  89                                 serviceEndpoint = serviceHost.AddServiceEndpoint(
  90                                         model.Contract, model.Binding, model.Address);
  91                         }
  92                 }
  93
  94                 #endregion
  95         }
  96 }