/// <summary>

    /// IOC实例提供者，基于AutoFac

    ///

    /// </summary>

    public class IocInstanceProvider : IInstanceProvider

    {

        Type serviceType;

        IContainer container;

        public IocInstanceProvider(Type serviceType)

        {

            this.serviceType = serviceType;

            container = RegisterDependency();

        }

        private IContainer RegisterDependency()

        {

            var builder = new ContainerBuilder();

            builder.RegisterType(Service1).InstancePerLifetimeScope();

            //配置外部接口

           builder.RegisterType<Test>().As<ITest>().SingleInstance();

            return builder.Build();

        }

        public object GetInstance(InstanceContext instanceContext, Message message)

        {

            return container.Resolve(serviceType);

        }

        public object GetInstance(InstanceContext instanceContext)

        {

            return GetInstance(instanceContext, null);

        }

        public void ReleaseInstance(InstanceContext instanceContext, object instance)

        {

            if (instance is IDisposable)

                ((IDisposable)instance).Dispose();

        }

    }

/// <summary>

    /// 使用IOC必须加上的特性,只能在实现类上使用

    ///

    /// </summary>

    public class IocServiceBehavior : Attribute, IServiceBehavior

    {

        public void AddBindingParameters(ServiceDescription serviceDescription

                                        , ServiceHostBase serviceHostBase

                                        , Collection<ServiceEndpoint> endpoints

                                        , BindingParameterCollection bindingParameters)

        {

        }

        public void ApplyDispatchBehavior(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase)

        {

            foreach (ChannelDispatcher item in serviceHostBase.ChannelDispatchers)

            {

                foreach (var ed in item.Endpoints)

                {

                    if (!ed.IsSystemEndpoint)

                    {

                        ed.DispatchRuntime.InstanceProvider = new IocInstanceProvider(serviceDescription.ServiceType);

                    }

                }

            }

        }

        public void Validate(ServiceDescription serviceDescription, ServiceHostBase serviceHostBase)

        {

        }

    }

[IocServiceBehavior]

public class Service1:IService1{

  //methods

}