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C++ Transaction::IsInitial方法代码示例

本文整理汇总了C++中Transaction::IsInitial方法的典型用法代码示例。如果您正苦于以下问题:C++ Transaction::IsInitial方法的具体用法?C++ Transaction::IsInitial怎么用?C++ Transaction::IsInitial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Transaction的用法示例。


在下文中一共展示了Transaction::IsInitial方法的1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: handle_event

void handle_event(int fd, short, void *v)
{
  bool success;

  size_t index = (size_t) v;
  Assert(index < connections.Size());

  ConnectData *cdata = connections[index];
  Assert(cdata->live);

  if (cdata->write_buf.size != 0) {
    success = WritePacket(fd, &cdata->write_buf);
    if (success) {
      cdata->write_buf.base = NULL;
      cdata->write_buf.pos = NULL;
      cdata->write_buf.size = 0;
    }
  }
  else {
    size_t length = cdata->read_buf.pos - cdata->read_buf.base;

    success = ReadPacket(fd, &cdata->read_buf);
    if (success) {
      size_t data_length =
        cdata->read_buf.pos - cdata->read_buf.base - UINT32_LENGTH;
      Buffer transaction_buf(cdata->read_buf.base + UINT32_LENGTH,
                             data_length);

      Transaction *t = new Transaction();
      if (!t->Read(&transaction_buf)) {
        logout << "ERROR: Corrupt packet data" << endl;
        delete t;
        return;
      }

      handling_transaction = true;
      t->Execute();

      cdata->read_buf.pos = cdata->read_buf.base;
      cdata->read_buf.Ensure(UINT32_LENGTH);
      cdata->read_buf.pos += UINT32_LENGTH;
      t->WriteResult(&cdata->read_buf);

      cdata->write_buf.base = cdata->read_buf.base;
      cdata->write_buf.pos = cdata->write_buf.base;
      cdata->write_buf.size = cdata->read_buf.pos - cdata->read_buf.base;

      cdata->read_buf.pos = cdata->read_buf.base;

      success = WritePacket(fd, &cdata->write_buf);
      if (success) {
        cdata->write_buf.base = NULL;
        cdata->write_buf.pos = NULL;
        cdata->write_buf.size = 0;
      }

      // watch for initial and final transactions.

      if (t->IsInitial()) {
        Assert(!spawn_count.IsSpecified());
        received_initial++;
      }

      if (t->IsFinal()) {
        Assert(received_final < received_initial);
        received_final++;
        if (received_final == received_initial) {
          // this was the last client, so cleanup and exit.
          logout << "Final transaction received, finishing..."
                 << endl << flush;
          close(server_socket);

          ClearBlockCaches();
          ClearMemoryCaches();
          AnalysisFinish(0);
        }
      }

      delete t;
      handling_transaction = false;
    }
    else if ((ssize_t) length == cdata->read_buf.pos - cdata->read_buf.base) {
      // connection is closed. there is nothing to read so remove the event.
      event_del(&cdata->ev);
      close(cdata->fd);

      cdata->live = false;
      cdata->read_buf.Reset(0);
      cdata->write_buf.Reset(0);
    }
  }
}
开发者ID:brifordwylie,项目名称:turnersr.github.io,代码行数:92,代码来源:xmanager.cpp


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