mirror of https://github.com/aria2/aria2
159 lines
4.6 KiB
C++
159 lines
4.6 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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#ifndef _D_REQUEST_GROUP_MAN_H_
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#define _D_REQUEST_GROUP_MAN_H_
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#include "common.h"
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#include "SharedHandle.h"
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#include "TransferStat.h"
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#include <string>
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#include <deque>
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#include <iosfwd>
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namespace aria2 {
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class DownloadEngine;
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class RequestGroup;
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class Command;
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class Logger;
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class DownloadResult;
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class ServerStatMan;
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class ServerStat;
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class Option;
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class RequestGroupMan {
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private:
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std::deque<SharedHandle<RequestGroup> > _requestGroups;
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std::deque<SharedHandle<RequestGroup> > _reservedGroups;
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std::deque<SharedHandle<DownloadResult> > _downloadResults;
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Logger* _logger;
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unsigned int _maxSimultaneousDownloads;
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int32_t _gidCounter;
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const Option* _option;
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SharedHandle<ServerStatMan> _serverStatMan;
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std::string
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formatDownloadResult(const std::string& status,
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const SharedHandle<DownloadResult>& downloadResult) const;
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void configureRequestGroup
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(const SharedHandle<RequestGroup>& requestGroup) const;
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public:
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RequestGroupMan(const std::deque<SharedHandle<RequestGroup> >& requestGroups,
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unsigned int maxSimultaneousDownloads,
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const Option* option);
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bool downloadFinished();
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void save();
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void closeFile();
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void halt();
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void forceHalt();
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void getInitialCommands(std::deque<Command*>& commands, DownloadEngine* e);
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void removeStoppedGroup();
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void fillRequestGroupFromReserver(DownloadEngine* e);
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void addRequestGroup(const SharedHandle<RequestGroup>& group);
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void addReservedGroup(const std::deque<SharedHandle<RequestGroup> >& groups);
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void addReservedGroup(const SharedHandle<RequestGroup>& group);
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size_t countRequestGroup() const;
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SharedHandle<RequestGroup> getRequestGroup(size_t index) const;
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const std::deque<SharedHandle<RequestGroup> >& getRequestGroups() const;
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void showDownloadResults(std::ostream& o) const;
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bool isSameFileBeingDownloaded(RequestGroup* requestGroup) const;
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TransferStat calculateStat();
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class DownloadStat {
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private:
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size_t _completed;
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size_t _error;
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size_t _inProgress;
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size_t _waiting;
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public:
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DownloadStat():_completed(0), _error(0), _inProgress(0), _waiting(0) {}
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void setCompleted(size_t c) { _completed = c; }
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void setError(size_t c) { _error = c; }
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void setInProgress(size_t c) { _inProgress = c; }
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void setWaiting(size_t c) { _waiting = c; }
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bool allCompleted() const
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{
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return _error == 0 && _inProgress == 0 && _waiting == 0;
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}
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};
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DownloadStat getDownloadStat() const;
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const std::deque<SharedHandle<DownloadResult> >&
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getDownloadResults() const;
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SharedHandle<ServerStat> findServerStat(const std::string& hostname,
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const std::string& protocol) const;
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bool addServerStat(const SharedHandle<ServerStat>& serverStat);
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void updateServerStat();
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bool loadServerStat(const std::string& filename);
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bool saveServerStat(const std::string& filename) const;
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void removeStaleServerStat(time_t timeout);
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};
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typedef SharedHandle<RequestGroupMan> RequestGroupManHandle;
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} // namespace aria2
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#endif // _D_REQUEST_GROUP_MAN_H_
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