code: @SuppressWarnings("unchecked")
      @Override
      public <T> T transport(String methodName, Object[] args, Attachment attachment)
              throws Throwable {
          if (NaviProtocol.JSON.equals(serializeHandler.getProtocol())) {
              throw new CodecException(
                      "Json protocol not supported through transport(java.lang.String, java.lang.Object[]) method");
          }
          return (T) transport(methodName, args, null, null, attachment);
      }
docs: NOTE:该方法默认不传参数类型，以及返回泛型，对于Json调用有影响不能成功。
  
  @see com.baidu.beidou.navi.client.NaviRpcClient#transport(java.lang.String, java.lang.Object[],
  com.baidu.beidou.navi.client.attachment.Attachment)