1 karl  1.5 //%2006////////////////////////////////////////////////////////////////////////

  2 chip  1.1 //

  3 karl  1.3 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
  4           // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
  5           // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;

  6 karl  1.2 // IBM Corp.; EMC Corporation, The Open Group.

  7 karl  1.3 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
  8           // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

  9 karl  1.4 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
 10           // EMC Corporation; VERITAS Software Corporation; The Open Group.

 11 karl  1.5 // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
 12           // EMC Corporation; Symantec Corporation; The Open Group.

 13 chip  1.1 //
 14           // Permission is hereby granted, free of charge, to any person obtaining a copy
 15           // of this software and associated documentation files (the "Software"), to
 16           // deal in the Software without restriction, including without limitation the
 17           // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 18           // sell copies of the Software, and to permit persons to whom the Software is
 19           // furnished to do so, subject to the following conditions:
 20           // 
 21           // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
 22           // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
 23           // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
 24           // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
 25           // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 26           // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 27           // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 28           // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 29           //
 30           //==============================================================================
 31           //
 32           // Author: Chip Vincent (cvincent@us.ibm.com)
 33           //
 34 chip  1.1 // Modified By:
 35           //
 36           //%/////////////////////////////////////////////////////////////////////////////
 37           
 38           #ifndef Pegasus_Lockable_h
 39           #define Pegasus_Lockable_h
 40           
 41           #include <Pegasus/Common/Config.h>
 42           #include <Pegasus/Common/IPC.h>
 43           
 44           PEGASUS_NAMESPACE_BEGIN
 45           
 46           template<class T>
 47           class Lockable
 48           {
 49           public:
 50               Lockable(void);
 51               virtual ~Lockable(void);
 52           
 53               operator const T &(void) const;
 54               operator T &(void);
 55 chip  1.1 
 56               void lock(void);
 57               void unlock(void);
 58           
 59           protected:
 60               T _object;
 61               Mutex _mutex;
 62           
 63           };
 64           
 65           template<class T>
 66           inline Lockable<T>::Lockable(void)
 67           {
 68           }
 69           
 70           template<class T>
 71           inline Lockable<T>::~Lockable(void)
 72           {
 73           }
 74           
 75           template<class T>
 76 chip  1.1 inline Lockable<T>::operator const T &(void) const
 77           {
 78               return(_object);
 79           }
 80           
 81           template<class T>
 82           inline Lockable<T>::operator T &(void)
 83           {
 84               return(_object);
 85           }
 86           
 87           template<class T>
 88           inline void Lockable<T>::lock(void)
 89           {
 90               _mutex.lock(pegasus_thread_self());
 91           }
 92           
 93           template<class T>
 94           inline void Lockable<T>::unlock(void)
 95           {
 96               _mutex.unlock();
 97 chip  1.1 }
 98           
 99           PEGASUS_NAMESPACE_END
100           
101           #endif