githubmirror/aria2

src/MemoryPreDownloadHandler.h
60 строк2 KB
Tatsuhiro Tsujikawa
Refactor DownloadHandlerFactory
10 ноя 2013, 13:19
10 ноя 2013, 13:199e52483
/* <!-- copyright */
/*
 * aria2 - The high speed download utility
 *
 * Copyright (C) 2012 Tatsuhiro Tsujikawa
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 * In addition, as a special exception, the copyright holders give
 * permission to link the code of portions of this program with the
 * OpenSSL library under certain conditions as described in each
 * individual source file, and distribute linked combinations
 * including the two.
 * You must obey the GNU General Public License in all respects
 * for all of the code used other than OpenSSL.  If you modify
 * file(s) with this exception, you may extend this exception to your
 * version of the file(s), but you are not obligated to do so.  If you
 * do not wish to do so, delete this exception statement from your
 * version.  If you delete this exception statement from all source
 * files in the program, then also delete it here.
 */
/* copyright --> */
#ifndef D_MEMORY_PRE_DOWNLOAD_HANDLER_H
#define D_MEMORY_PRE_DOWNLOAD_HANDLER_H

#include "PreDownloadHandler.h"
#include "RequestGroup.h"

namespace aria2 {

template<class DiskWriterFactoryType>
class MemoryPreDownloadHandler:public PreDownloadHandler
{
public:
  virtual void execute(RequestGroup* requestGroup) const CXX11_OVERRIDE
  {
    auto dwf = std::make_shared<DiskWriterFactoryType>();
    requestGroup->setDiskWriterFactory(dwf);
    requestGroup->setFileAllocationEnabled(false);
    requestGroup->setPreLocalFileCheckEnabled(false);
    requestGroup->markInMemoryDownload();
    requestGroup->setNumConcurrentCommand(1);
  }
};

} // namespace aria2

#endif // D_MEMORY_PRE_DOWNLOAD_HANDLER_H