00001 // Copyright (C) 2007-2011 CEA/DEN, EDF R&D 00002 // 00003 // This library is free software; you can redistribute it and/or 00004 // modify it under the terms of the GNU Lesser General Public 00005 // License as published by the Free Software Foundation; either 00006 // version 2.1 of the License. 00007 // 00008 // This library is distributed in the hope that it will be useful, 00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00011 // Lesser General Public License for more details. 00012 // 00013 // You should have received a copy of the GNU Lesser General Public 00014 // License along with this library; if not, write to the Free Software 00015 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00016 // 00017 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com 00018 // 00019 00020 #ifndef __PARAMEDMEM_MEDCOUPLINGAUTOREFCOUNTOBJECTPTR_HXX__ 00021 #define __PARAMEDMEM_MEDCOUPLINGAUTOREFCOUNTOBJECTPTR_HXX__ 00022 00023 #include "MEDCouplingRefCountObject.hxx" 00024 00025 namespace ParaMEDMEM 00026 { 00027 template<class T> 00028 class MEDCouplingAutoRefCountObjectPtr 00029 { 00030 public: 00031 MEDCouplingAutoRefCountObjectPtr(const MEDCouplingAutoRefCountObjectPtr& other):_ptr(0) { referPtr(other._ptr); } 00032 MEDCouplingAutoRefCountObjectPtr(T *ptr=0):_ptr(ptr) { } 00033 ~MEDCouplingAutoRefCountObjectPtr() { destroyPtr(); } 00034 bool operator==(const MEDCouplingAutoRefCountObjectPtr& other) { return _ptr==other._ptr; } 00035 MEDCouplingAutoRefCountObjectPtr &operator=(const MEDCouplingAutoRefCountObjectPtr& other) { if(_ptr!=other._ptr) { destroyPtr(); referPtr(other._ptr); } return *this; } 00036 MEDCouplingAutoRefCountObjectPtr &operator=(T *ptr) { if(_ptr!=ptr) { destroyPtr(); _ptr=ptr; } return *this; } 00037 T *operator->() { return _ptr ; } 00038 const T *operator->() const { return _ptr; } 00039 T& operator*() { return *_ptr; } 00040 const T& operator*() const { return *_ptr; } 00041 operator T *() { return _ptr; } 00042 operator const T *() const { return _ptr; } 00043 private: 00044 void referPtr(T *ptr) { _ptr=ptr; if(_ptr) _ptr->incrRef(); } 00045 void destroyPtr() { if(_ptr) _ptr->decrRef(); } 00046 private: 00047 T *_ptr; 00048 }; 00049 } 00050 00051 #endif