日期:2014-06-10  浏览次数:20648 次

渐渐用惯了Structure,却发现不能直接支持Wcf。

就着手查查资料:http://lostechies.com/jimmybogard/2008/07/30/integrating-structuremap-with-wcf/

上面的大神不喜欢XML,直接无视XML方式,我倒。

 

看来能自己动手:

 

 创建 StructureMapServiceBehavior

 
    public class StructureMapServiceBehavior : IServiceBehavior
    {
        public void ApplyDispatchBehavior(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase)
        {
            foreach (ChannelDispatcherBase cdb in serviceHostBase.ChannelDispatchers)
            {
                ChannelDispatcher cd = cdb as ChannelDispatcher;
                if (cd != null)
                {
                    foreach (EndpointDispatcher ed in cd.Endpoints)
                    {
                        ed.DispatchRuntime.InstanceProvider =
                            new StructureMapInstanceProvider(serviceDescription.ServiceType);
                    }
                }
            }
        }

        public void AddBindingParameters(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase,
            Collection endpoints, BindingParameterCollection bindingParameters)
        {
        }

        public void Validate(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase)
        {
        }
    }

  创建 StructureMapInstanceProvider

    public class StructureMapInstanceProvider : IInstanceProvider
    {
        private readonly Type _serviceType;

        public StructureMapInstanceProvider(Type serviceType)
        {
            _serviceType = serviceType;
        }

        public object GetInstance(InstanceContext instanceContext)
        {
            return GetInstance(instanceContext, null);
        }

        public object GetInstance(InstanceContext instanceContext, Message message)
        {
            var obj = ObjectFactory.GetInstance(_serviceType);
            //Console.WriteLine(obj.GetHashCode());
            return obj;
        }

        public void ReleaseInstance(InstanceContext instanceContext, object instance)
        {
        }
    }

 

  创建 StructureMapBehaviorExtension

    public class StructureMapBehaviorExtension : BehaviorExtensionElement
    {

        public override Type BehaviorType
        {
            get { return typeof(StructureMapServiceBehavior); }
        }

        protected override object CreateBehavior()
        {
            return new StructureMapServiceBehavior();
        }
    }

  然后设置app.config

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<?xml version="1.0" encoding="utf-8" ?>
<configuration>
 
  <system.web>
    <compilation debug="true" />
  </system.web>
  <!-- 部署服务库项目时,必须将配置文件的内容添加到 
  主机的 app.config 文件中。System.Configuration 不支持库的配置文件。-->
  <system.serviceModel>
    <services>
      <service name="WcfStructureMap3.Service1">
        <host>
          <baseAddresses>
            <add baseAddress = "http://localhost:8733/Design_Time_Addresses/WcfStructureMap3/Service1/" />
          </baseAddresses>
        </host>
        <!-- Service Endpoints -->
        <!-- 除非完全限定,否则地址将与上面提供的基址相关 -->
        <endpoint address="" binding="basicHttpBinding" contract="WcfStructureMap3.IService1">
          <!-- 
              部署时,应删除或替换下列标识元素,以反映
             用来运行所部署服务的标识。删除之后,WCF 将
              自动推断相应标识。
          -->
          <identity>
            <dns value="localhost"/>
          </identity>
        </endpoint>
        <!-- Metadata Endpoints -->
        <!-- 元数据交换终结点供相应的服务用于向客户端做自我介绍。 --> 
        <!-- 此终结点不使用安全绑定,应在部署前确保其安全或将其删除-->
        <endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange"/>
      </service>
    </services>
    <behaviors>
      <serviceBehaviors>
        <behavior>
          <!-- 为避免泄漏元数据信息,
          请在部署前将以下值设置为 false -->
          <serviceMetadata httpGetEnabled="True" httpsGetEnabled="True"/>
          <!-- 要接收故障异常详细信息以进行调试,
          请将以下值设置为 true。在部署前设置为 false 
            以避免泄漏异常信息-->
          <serviceDebug includeExceptionDetailInFaults="False" />
           
          <StructureMapExt />
           
        </behavior>
      </serviceBehaviors>
    </behaviors>
 
    <extensions>
      <behaviorExtensions>
        <add name="StructureMapExt"
             type="WcfStructureMap3.StructureMapBehaviorExtension, WcfStructureMap3"/>
      </behaviorExtensions>
    </extensions>
 
  </system.serviceModel>
 
</configuration>

   简单写一个宿主程序

 
class Program
    {
        static void Main(string[] args)
        {
            ObjectFactory.Initialize( inti =>
            {
                inti.For()Use();
            }
            );

            ServiceHost host = new ServiceHost(typeof(WcfStructureMap3.Service1));
            host.Open();

            Console.WriteLine("服务启动");
            
            Console.ReadLine();
        }
    }