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C++ ObPacket::get_data_length方法代码示例

本文整理汇总了C++中ObPacket::get_data_length方法的典型用法代码示例。如果您正苦于以下问题:C++ ObPacket::get_data_length方法的具体用法?C++ ObPacket::get_data_length怎么用?C++ ObPacket::get_data_length使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在ObPacket的用法示例。


在下文中一共展示了ObPacket::get_data_length方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: send_request

    int ObClientManager::send_request(const ObServer& server, const int32_t pcode, const int32_t version, 
        const int64_t timeout, ObDataBuffer& in_buffer, ObDataBuffer& out_buffer, int64_t& session_id) const
    {
      int rc = OB_SUCCESS;

      ObPacket* response = NULL;
      rc = do_send_request(server, pcode, version, timeout, in_buffer, response);

      // deserialize response packet to out_buffer
      if (OB_SUCCESS == rc && NULL != response)
      {
        session_id = response->get_session_id() ; // TODO
        // copy response's inner_buffer to out_buffer.
        int64_t data_length = response->get_data_length();
        ObDataBuffer* response_buffer = response->get_buffer();
        if (out_buffer.get_remain() < data_length)
        {
          TBSYS_LOG(ERROR, "insufficient memory in out_buffer, remain:%ld, length=%ld",
              out_buffer.get_remain(), data_length);
          rc = OB_ERROR;
        }
        else
        {
          memcpy(out_buffer.get_data() + out_buffer.get_position(),
              response_buffer->get_data() + response_buffer->get_position(),
              data_length);
          out_buffer.get_position() += data_length;
        }

      }

      return rc;
    }
开发者ID:Abioy,项目名称:oceanbase,代码行数:33,代码来源:ob_client_manager.cpp

示例2: get_next

    int ObClientManager::get_next(const ObServer& server, const int64_t session_id, 
        const int64_t timeout, ObDataBuffer& in_buffer, ObDataBuffer& out_buffer) const
    {
      int rc = OB_SUCCESS;

      ObPacket* response = NULL;
      //rc = send_request(server, pcode, version, timeout, in_buffer, response);
      ObPacket* packet = new (std::nothrow) ObPacket();
      if (NULL == packet)
      {
        rc = OB_ALLOCATE_MEMORY_FAILED;
      }
      else
      {
        packet->set_packet_code(OB_SESSION_NEXT_REQUEST);
        packet->setChannelId(0);
        packet->set_api_version(0);
        packet->set_data(in_buffer);
        packet->set_source_timeout(timeout);
        packet->set_session_id(session_id); //TODO
      }

      if (OB_SUCCESS == rc)
      {
        rc = packet->serialize();
        if (OB_SUCCESS != rc)
          TBSYS_LOG(WARN, "packet serialize error, code=%d", packet->get_packet_code());
      }

      // serialize failed
      if (OB_SUCCESS != rc && NULL != packet)
      {
        packet->free();
      }

      if (OB_SUCCESS == rc)
      {
        rc = do_send_packet(server, packet, timeout, response);
      }

      // deserialize response packet to out_buffer
      if (OB_SUCCESS == rc && NULL != response)
      {
        // copy response's inner_buffer to out_buffer.
        int64_t data_length = response->get_data_length();
        ObDataBuffer* response_buffer = response->get_buffer();
        if (out_buffer.get_remain() < data_length)
        {
          TBSYS_LOG(ERROR, "insufficient memory in out_buffer, remain:%ld, length=%ld",
              out_buffer.get_remain(), data_length);
          rc = OB_ERROR;
        }
        else
        {
          memcpy(out_buffer.get_data() + out_buffer.get_position(),
              response_buffer->get_data() + response_buffer->get_position(),
              data_length);
          out_buffer.get_position() += data_length;
        }

      }

      return rc;
    }
开发者ID:Abioy,项目名称:oceanbase,代码行数:64,代码来源:ob_client_manager.cpp


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