mirror of https://github.com/aria2/aria2
104 lines
3.7 KiB
C++
104 lines
3.7 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2006 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "FileAllocationCommand.h"
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#include "FileAllocationMan.h"
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#include "FileAllocationEntry.h"
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#include "DownloadEngine.h"
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#include "RequestGroup.h"
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#include "Logger.h"
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#include "LogFactory.h"
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#include "message.h"
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#include "prefs.h"
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#include "util.h"
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#include "DownloadEngine.h"
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#include "DownloadContext.h"
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#include "a2functional.h"
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#include "RecoverableException.h"
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#include "wallclock.h"
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#include "RequestGroupMan.h"
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#include "fmt.h"
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namespace aria2 {
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FileAllocationCommand::FileAllocationCommand
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(cuid_t cuid, RequestGroup* requestGroup, DownloadEngine* e,
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const SharedHandle<FileAllocationEntry>& fileAllocationEntry):
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RealtimeCommand(cuid, requestGroup, e),
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fileAllocationEntry_(fileAllocationEntry) {}
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FileAllocationCommand::~FileAllocationCommand() {}
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bool FileAllocationCommand::executeInternal()
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{
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if(getRequestGroup()->isHaltRequested()) {
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getDownloadEngine()->getFileAllocationMan()->dropPickedEntry();
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return true;
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}
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fileAllocationEntry_->allocateChunk();
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if(fileAllocationEntry_->finished()) {
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A2_LOG_DEBUG
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(fmt(MSG_ALLOCATION_COMPLETED,
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static_cast<long int>(timer_.difference(global::wallclock)),
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util::itos(getRequestGroup()->getTotalLength(), true).c_str()));
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getDownloadEngine()->getFileAllocationMan()->dropPickedEntry();
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std::vector<Command*>* commands = new std::vector<Command*>();
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auto_delete_container<std::vector<Command*> > commandsDel(commands);
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fileAllocationEntry_->prepareForNextAction(*commands, getDownloadEngine());
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getDownloadEngine()->addCommand(*commands);
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commands->clear();
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getDownloadEngine()->setNoWait(true);
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return true;
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} else {
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getDownloadEngine()->addCommand(this);
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return false;
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}
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}
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bool FileAllocationCommand::handleException(Exception& e)
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{
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getDownloadEngine()->getFileAllocationMan()->dropPickedEntry();
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A2_LOG_ERROR_EX(fmt(MSG_FILE_ALLOCATION_FAILURE,
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getCuid()),
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e);
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A2_LOG_ERROR
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(fmt(MSG_DOWNLOAD_NOT_COMPLETE,
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getCuid(),
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getRequestGroup()->getDownloadContext()->getBasePath().c_str()));
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return true;
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}
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} // namespace aria2
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