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File: [Pegasus] / pegasus / src / Pegasus / ProviderManager2 / Attic / SafeQueue.h
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Revision: 1.7, Fri Mar 5 01:40:55 2004 UTC (20 years, 4 months ago) by schuur Branch: MAIN CVS Tags: RELEASE_2_4_FC_CANDIDATE_1, MONITOR_CONSOLIDATION_2_5_BRANCH, CQL_2_5_BRANCH Changes since 1.6: +1 -3 lines Fixing Bugzilla 1232 |
//%2003//////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Development // Company, L. P., IBM Corp., The Open Group, Tivoli Systems. // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L. P.; // IBM Corp.; EMC Corporation, The Open Group. // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // //============================================================================== // // Author: Chip Vincent (cvincent@us.ibm.com) // // Modified By: // //%///////////////////////////////////////////////////////////////////////////// #ifndef Pegasus_SafeQueue_h #define Pegasus_SafeQueue_h #include <Pegasus/Common/Config.h> #include <Pegasus/Common/Queue.h> #include <Pegasus/Common/IPC.h> PEGASUS_NAMESPACE_BEGIN template<class T> class SafeQueue { public: SafeQueue(void); virtual ~SafeQueue(void); void enqueue(const T & O); T dequeue(void); T & front(void); const T & front(void) const; T & back(void); const T & back(void) const; Uint32 size(void) const; protected: mutable Mutex _mutex; Queue<T> _queue; }; template<class T> SafeQueue<T>::SafeQueue(void) { } template<class T> SafeQueue<T>::~SafeQueue(void) { } template<class T> void SafeQueue<T>::enqueue(const T & O) { AutoMutex lock(_mutex); _queue.enqueue(O); } template<class T> T SafeQueue<T>::dequeue(void) { AutoMutex lock(_mutex); T O = _queue.front(); _queue.dequeue(); return(O); } template<class T> T & SafeQueue<T>::front(void) { AutoMutex lock(_mutex); return(_queue.front()); } template<class T> const T & SafeQueue<T>::front(void) const { AutoMutex lock(_mutex); return(_queue.front()); } template<class T> T & SafeQueue<T>::back(void) { AutoMutex lock(_mutex); return(_queue.back()); } template<class T> const T & SafeQueue<T>::back(void) const { AutoMutex lock(_mutex); return(_queue.back()); } template<class T> Uint32 SafeQueue<T>::size(void) const { AutoMutex lock(_mutex); return(_queue.size()); } PEGASUS_NAMESPACE_END #endif
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