C++ (Cpp) ACE_FILE_IO::truncate Examples

Example #1

File: Answerer.cpp Project: DOCGroup/ACE_TAO

  virtual int process (Message *message)
  {
    ACE_TRACE ("SaveMetaData::process()");

    ACE_TString path (message->addr ().get_path_name ());
    path += ACE_TEXT (".xml");

    ACE_FILE_Connector connector;
    ACE_FILE_IO file;
    ACE_FILE_Addr addr (path.c_str ());
    if (connector.connect (file, addr) == -1)
      ACE_ERROR_RETURN ((LM_ERROR,
                         ACE_TEXT ("%p\n"),
                         ACE_TEXT ("create meta-data file")),
                        0);

    file.truncate (0);
    this->write (file, "<Message>\n");
    // ...
    this->write (file, "</Message>\n");
    file.close ();
    return 0;
  }