133 lines
3.7 KiB
C++
133 lines
3.7 KiB
C++
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: threadpool.hxx,v $
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* $Revision: 1.6 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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 Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <hash_map>
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#include <osl/conditn.h>
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#include <rtl/byteseq.hxx>
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#include "jobqueue.hxx"
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using namespace ::rtl;
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namespace cppu_threadpool {
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class ORequestThread;
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struct EqualThreadId
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{
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sal_Int32 operator () ( const ::rtl::ByteSequence &a , const ::rtl::ByteSequence &b ) const
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{
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return a == b;
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}
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};
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struct HashThreadId
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{
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sal_Int32 operator () ( const ::rtl::ByteSequence &a ) const
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{
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if( a.getLength() >= 4 )
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{
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return *(sal_Int32 *)a.getConstArray();
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}
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return 0;
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}
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};
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typedef ::std::hash_map
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<
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ByteSequence, // ThreadID
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::std::pair < JobQueue * , JobQueue * >,
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HashThreadId,
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EqualThreadId
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> ThreadIdHashMap;
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typedef ::std::list < sal_Int64 > DisposedCallerList;
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struct WaitingThread
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{
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oslCondition condition;
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ORequestThread *thread;
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};
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typedef ::std::list < struct ::cppu_threadpool::WaitingThread * > WaitingThreadList;
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class DisposedCallerAdmin
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{
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public:
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~DisposedCallerAdmin();
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static DisposedCallerAdmin *getInstance();
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void dispose( sal_Int64 nDisposeId );
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void stopDisposing( sal_Int64 nDisposeId );
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sal_Bool isDisposed( sal_Int64 nDisposeId );
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private:
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::osl::Mutex m_mutex;
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DisposedCallerList m_lst;
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};
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class ThreadPool
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{
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public:
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~ThreadPool();
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static ThreadPool *getInstance();
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void dispose( sal_Int64 nDisposeId );
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void stopDisposing( sal_Int64 nDisposeId );
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void addJob( const ByteSequence &aThreadId,
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sal_Bool bAsynchron,
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void *pThreadSpecificData,
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RequestFun * doRequest );
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void prepare( const ByteSequence &aThreadId );
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void * enter( const ByteSequence &aThreadId, sal_Int64 nDisposeId );
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/********
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* @return true, if queue could be succesfully revoked.
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********/
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sal_Bool revokeQueue( const ByteSequence & aThreadId , sal_Bool bAsynchron );
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void waitInPool( ORequestThread *pThread );
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private:
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void createThread( JobQueue *pQueue, const ByteSequence &aThreadId, sal_Bool bAsynchron);
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ThreadIdHashMap m_mapQueue;
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::osl::Mutex m_mutex;
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::osl::Mutex m_mutexWaitingThreadList;
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WaitingThreadList m_lstThreads;
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};
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} // end namespace cppu_threadpool
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