WCF的HTTP服务

        [OperationContract]
        [WebInvoke(Method = "POST", UriTemplate = "/CheckCOM",
                    BodyStyle = WebMessageBodyStyle.WrappedRequest,
                    RequestFormat = WebMessageFormat.Json,
                    ResponseFormat = WebMessageFormat.Json)]
        string CheckCOM(int id);

　　

        public string CheckCOM(int id = 0)
        {
            List<string> ComList = new List<string>();
            //检查是否含有串口
            string[] str = SerialPort.GetPortNames();
            if (str == null)
            {
                model.Success = false;
                model.Msg = "获取串口信息失败，没有检测到串口存在";
            }
            else
            {
                Logger.Info(DateTime.Now.ToShortTimeString() + "已成功调用了服务一次。");
                //添加串口项目
                foreach (string comitem in System.IO.Ports.SerialPort.GetPortNames())
                {
                    //获取有多少个COM口
                    ComList.Add(comitem);
                }
                model.Success = true;
                model.Msg = "获取串口信息成功";
                model.Data = SerializeObject(ComList);
            }

            Logger.Info(DateTime.Now.ToShortTimeString() + "串口服务返回值:"+ model.ToJson());
            return model.ToJson();
        }

　　app.config里面配置:

  <!-- 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="WcfServiceLib.ComLightService"  behaviorConfiguration="serviceBehavior">
        <endpoint address="" binding="webHttpBinding" contract="WcfServiceLib.IComLightService" behaviorConfiguration="web">
        </endpoint>
        <endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange" />
        <host>
          <baseAddresses>
            <add baseAddress="http://127.0.0.1:8081/ComLightService" />
          </baseAddresses>
        </host>
      </service>
    </services>
    <behaviors>
      <serviceBehaviors>
        <behavior name="serviceBehavior">
          <!-- 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"/>
          <!-- 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="true" />
        </behavior>
      </serviceBehaviors>
      <endpointBehaviors>
        <behavior name="web">
           <webHttp/>
        </behavior>
      </endpointBehaviors>
    </behaviors>
    <protocolMapping>
      <add binding="basicHttpsBinding" scheme="https" />
    </protocolMapping>
    <serviceHostingEnvironment aspNetCompatibilityEnabled="true" multipleSiteBindingsEnabled="true" />
  </system.serviceModel>