1

错误：

在 ServiceModel 客户端配置部分中找不到引用合同“ICalculatorDuplex”的默认端点元素。这可能是因为没有为您的应用程序找到配置文件，或者因为在客户端元素中找不到与此合同匹配的端点元素。

参考链接：http: //msdn.microsoft.com/en-us/library/ms735103.aspx

    using System;
    using System.ServiceModel;

    namespace Microsoft.ServiceModel.Samples
    {
        // The service contract is defined in generatedClient.cs, generated from the service by the svcutil tool.

        // Define class which implements callback interface of duplex contract

        public class CallbackHandler : ICalculatorDuplexCallback
        {

            public void Equals(double result)
            {
                Console.WriteLine("Equals({0})", result);
            }

            public void Equation(string eqn)
            {
                Console.WriteLine("Equation({0})", eqn);
            }

        }

        class Client
        {
            static void Main()
            {
                // Construct InstanceContext to handle messages on callback interface
                InstanceContext instanceContext = new InstanceContext(new CallbackHandler());

                // Create a client with given client endpoint configuration
                CalculatorDuplexClient client = new CalculatorDuplexClient(instanceContext);

             //   Console.WriteLine("Press to terminate client once the output is displayed.");
              //  Console.WriteLine();

                // Call the AddTo service operation.
                double value = 100.00D;
                client.AddTo(value);

                // Call the SubtractFrom service operation.
                value = 50.00D;
                client.SubtractFrom(value);

                // Call the MultiplyBy service operation.
                value = 17.65D;
                client.MultiplyBy(value);

                // Call the DivideBy service operation.
                value = 2.00D;
                client.DivideBy(value);

                // Complete equation
                client.Clear();

                Console.ReadLine();

                //Closing the client gracefully closes the connection and cleans up resources
                client.Close();
            }

        }
    }

客户端配置：

<system.serviceModel>
      <client>
        <endpoint address="http://196.9.200.26:8000/ServiceModelSamples/service"
            binding="wsDualHttpBinding" bindingConfiguration="WSDualHttpBinding_ICalculatorDuplex"
            contract="ServiceReference1.ICalculatorDuplex" name="WSDualHttpBinding_ICalculatorDuplex">
          <identity>
            <servicePrincipalName value="host/ln-pun-026.imgpoint.com" />
          </identity>
        </endpoint>
      </client>
        <bindings>
            <wsDualHttpBinding>
                <binding name="WSDualHttpBinding_ICalculatorDuplex" useDefaultWebProxy="true" bypassProxyOnLocal="false" clientBaseAddress="http://196.9.200.26:8000/myClient/" >
                    <readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"
                        maxBytesPerRead="4096" maxNameTableCharCount="16384" />
                    <reliableSession ordered="true" inactivityTimeout="00:10:00" />
                  <security mode="None"/>                  
                </binding>
            </wsDualHttpBinding>
        </bindings>

    </system.serviceModel>
4

0 回答 0