/// <summary>
        /// </summary>
        /// <param name="operationDescription"></param>
        /// <param name="endpoint"></param>
        /// <returns></returns>
        protected override IDispatchMessageFormatter GetRequestDispatchFormatter(OperationDescription operationDescription, ServiceEndpoint endpoint)
        {
            IDispatchMessageFormatter formatter = null;

            //formatter = base.GetRequestDispatchFormatter(operationDescription, endpoint);
            if (this.IsGetOperation(operationDescription))
            {
                var flags  = BindingFlags.CreateInstance | BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.InvokeMethod;
                var method = typeof(WebHttpBehavior).GetMethod("GetRequestDispatchFormatter", flags);
                return(method.Invoke(this.basicImplementor, new object[] { operationDescription, endpoint }) as IDispatchMessageFormatter);
            }
            else
            {
                formatter = new NissingDispatchMessageFormatter();
            }
            return(formatter);
        }
 /// <summary>
 /// </summary>
 /// <param name="operationDescription"></param>
 /// <param name="endpoint"></param>
 /// <returns></returns>
 protected override IDispatchMessageFormatter GetRequestDispatchFormatter(OperationDescription operationDescription, ServiceEndpoint endpoint)
 {
     IDispatchMessageFormatter formatter = null;
     //formatter = base.GetRequestDispatchFormatter(operationDescription, endpoint);
     if (this.IsGetOperation(operationDescription))
     {
         var flags = BindingFlags.CreateInstance | BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.InvokeMethod;
         var method = typeof(WebHttpBehavior).GetMethod("GetRequestDispatchFormatter", flags );
         return method.Invoke(this.basicImplementor, new object[] { operationDescription, endpoint }) as IDispatchMessageFormatter;
     }
     else
     {
         formatter = new NissingDispatchMessageFormatter();
     }
     return formatter;
 }