00001 /*MT* 00002 00003 MediaTomb - http://www.mediatomb.cc/ 00004 00005 update_manager.h - this file is part of MediaTomb. 00006 00007 Copyright (C) 2005 Gena Batyan <bgeradz@mediatomb.cc>, 00008 Sergey 'Jin' Bostandzhyan <jin@mediatomb.cc> 00009 00010 Copyright (C) 2006-2010 Gena Batyan <bgeradz@mediatomb.cc>, 00011 Sergey 'Jin' Bostandzhyan <jin@mediatomb.cc>, 00012 Leonhard Wimmer <leo@mediatomb.cc> 00013 00014 MediaTomb is free software; you can redistribute it and/or modify 00015 it under the terms of the GNU General Public License version 2 00016 as published by the Free Software Foundation. 00017 00018 MediaTomb is distributed in the hope that it will be useful, 00019 but WITHOUT ANY WARRANTY; without even the implied warranty of 00020 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00021 GNU General Public License for more details. 00022 00023 You should have received a copy of the GNU General Public License 00024 version 2 along with MediaTomb; if not, write to the Free Software 00025 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. 00026 00027 $Id: update_manager.h 2081 2010-03-23 20:18:00Z lww $ 00028 */ 00029 00031 00032 #ifndef __UPDATE_MANAGER_H__ 00033 #define __UPDATE_MANAGER_H__ 00034 00035 #include "common.h" 00036 #include "singleton.h" 00037 #include "hash.h" 00038 #include "sync.h" 00039 00040 #define FLUSH_ASAP 2 00041 #define FLUSH_SPEC 1 00042 00043 class UpdateManager : public Singleton<UpdateManager> 00044 { 00045 public: 00046 UpdateManager(); 00047 virtual void shutdown(); 00048 virtual void init(); 00049 00050 void containerChanged(int objectID, int flushPolicy = FLUSH_SPEC); 00051 void containersChanged(zmm::Ref<zmm::IntArray> objectIDs, int flushPolicy = FLUSH_SPEC); 00052 00053 protected: 00054 00055 pthread_t updateThread; 00056 zmm::Ref<Cond> cond; 00057 00058 zmm::Ref<DBRHash<int> > objectIDHash; 00059 00060 bool shutdownFlag; 00061 int flushPolicy; 00062 00063 int lastContainerChanged; 00064 00065 static void *staticThreadProc(void *arg); 00066 void threadProc(); 00067 00068 inline bool haveUpdates() { return (objectIDHash->size() > 0); } 00069 }; 00070 00071 #endif // __UPDATE_MANAGER_H__
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