aria2/src/DiskAdaptor.cc

/* <!-- copyright */
/*
 * aria2 - The high speed download utility
 *
 * Copyright (C) 2006 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 --> */
#include "DiskAdaptor.h"
#include "FileEntry.h"
#include "LogFactory.h"
#include "Logger.h"
#include "message.h"
#include "DlAbortEx.h"
#include "StringFormat.h"

namespace aria2 {

DiskAdaptor::DiskAdaptor():
#ifdef HAVE_POSIX_FALLOCATE
  _fallocate(false),
#endif // HAVE_POSIX_FALLOCATE
  logger(LogFactory::getInstance()) {}

DiskAdaptor::~DiskAdaptor() {}

FileEntryHandle DiskAdaptor::getFileEntryFromPath(const std::string& fileEntryPath) const
{
  for(FileEntries::const_iterator itr = fileEntries.begin();
      itr != fileEntries.end(); itr++) {
    if((*itr)->getPath() == fileEntryPath) {
      return *itr;
    }
  }
  throw DlAbortEx(StringFormat(EX_NO_SUCH_FILE_ENTRY, fileEntryPath.c_str()).str());
}

bool DiskAdaptor::addDownloadEntry(const std::string& fileEntryPath)
{
  for(FileEntries::iterator itr = fileEntries.begin();
      itr != fileEntries.end(); itr++) {
    if((*itr)->getPath() == fileEntryPath) {
      (*itr)->setRequested(true);
      return true;
    }
  }
  return false;
}

bool DiskAdaptor::addDownloadEntry(size_t index)
{
  if(fileEntries.size() <= index) {
    return false;
  }
  fileEntries[index]->setRequested(true);
  return true;
}

void DiskAdaptor::addAllDownloadEntry()
{
  for(FileEntries::iterator itr = fileEntries.begin();
      itr != fileEntries.end(); itr++) {
    (*itr)->setRequested(true);
  }
}

void DiskAdaptor::removeAllDownloadEntry()
{
  for(FileEntries::iterator itr = fileEntries.begin();
      itr != fileEntries.end(); itr++) {
    (*itr)->setRequested(false);
  }
}

void DiskAdaptor::setFileEntries(const FileEntries& fileEntries) {
  this->fileEntries = fileEntries;
}

const FileEntries& DiskAdaptor::getFileEntries() const
{
  return fileEntries;
}

} // namespace aria2