aria2/src/DelegatingPeerListProcessor.cc

59 lines
2.3 KiB
C++

/*
* 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 "DelegatingPeerListProcessor.h"
Peers DelegatingPeerListProcessor::extractPeer(const MetaEntry* peersEntry) {
Peers peers;
for(PeerListProcessors::iterator itr = processors.begin();
itr != processors.end(); itr++) {
PeerListProcessorHandle processor = *itr;
if(processor->canHandle(peersEntry)) {
Peers tempPeers = processor->extractPeer(peersEntry);
copy(tempPeers.begin(), tempPeers.end(), back_inserter(peers));
break;
}
}
return peers;
}
bool DelegatingPeerListProcessor::canHandle(const MetaEntry* peersEntry) const {
for(PeerListProcessors::const_iterator itr = processors.begin();
itr != processors.end(); itr++) {
if((*itr)->canHandle(peersEntry)) {
return true;
}
}
return false;
}