PCMSingleton_impl.h

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00001 
00002 //
00003 // This source file is a part of ParCompMark
00004 // Parallel Compositing Benchmark Framework
00005 //
00006 // for latest info see http://parcompmark.sourceforge.net
00007 
00008 //
00009 // Copyright (C) 2006 IT2 ParCompMark Dev. Team
00010 // 
00011 // This program is free software; you can redistribute it and/or
00012 // modify it under the terms of the GNU General Public License
00013 // as published by the Free Software Foundation; either version 2
00014 // of the License, or (at your option) any later version.
00015 // 
00016 // This program is distributed in the hope that it will be useful,
00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
00019 // GNU General Public License for more details.
00020 // 
00021 // You should have received a copy of the GNU General Public License
00022 // along with this program; if not, write to the Free Software
00023 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00024 
00027 
00028  //
00029  // Constructors & destructor
00030  //
00031 
00032 template < typename T > Singleton < T >::Singleton()
00033   // You have to initialize the following attributes:
00034   // - mInstance
00035 {
00036   mInstance = static_cast < T * >(this);
00037 }
00038 
00039  /*----------------------------------------------------------------------*/
00040 
00041 template < typename T > Singleton < T >::~Singleton()
00042 {
00043   Assert(mInstance, NULL_POINTER_ERROR, "Singleton::~Singleton()");
00044 
00045   mInstance = 0;
00046 }
00047 
00048  /*----------------------------------------------------------------------*/
00049 
00050  //
00051  // Class methods
00052  //
00053 
00054 template < typename T > inline T * Singleton < T >::getInstance()
00055 {
00056   return mInstance;
00057 }
00058 
00059  /*----------------------------------------------------------------------*/
00060 
00061 template < typename T > inline void Singleton < T >::createInstance()
00062 {
00063   T *pInstance = new T();
00064 
00065   Assert(pInstance, NULL_POINTER_ERROR, "Singleton::createInstance()");
00066 }
00067 
00068  /*----------------------------------------------------------------------*/
00069 
00070 template < typename T > inline void Singleton < T >::destroyInstance()
00071 {
00072   delete mInstance;
00073 }
00074 
00075  /*----------------------------------------------------------------------*/