00001 // Copyright (C) 2001,2002 Open Source Telecom Corporation. 00002 // 00003 // This program is free software; you can redistribute it and/or modify 00004 // it under the terms of the GNU General Public License as published by 00005 // the Free Software Foundation; either version 2 of the License, or 00006 // (at your option) any later version. 00007 // 00008 // This program 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 00011 // GNU General Public License for more details. 00012 // 00013 // You should have received a copy of the GNU General Public License 00014 // along with this program; if not, write to the Free Software 00015 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00016 // 00017 // As a special exception to the GNU General Public License, permission is 00018 // granted for additional uses of the text contained in its release 00019 // of Common C++. 00020 // 00021 // The exception is that, if you link the Common C++ library with other 00022 // files to produce an executable, this does not by itself cause the 00023 // resulting executable to be covered by the GNU General Public License. 00024 // Your use of that executable is in no way restricted on account of 00025 // linking the Common C++ library code into it. 00026 // 00027 // This exception does not however invalidate any other reasons why 00028 // the executable file might be covered by the GNU General Public License. 00029 // 00030 // This exception applies only to the code released under the 00031 // name Common C++. If you copy code from other releases into a copy of 00032 // Common C++, as the General Public License permits, the exception does 00033 // not apply to the code that you add in this way. To avoid misleading 00034 // anyone as to the status of such modified files, you must delete 00035 // this exception notice from them. 00036 // 00037 // If you write modifications of your own for Common C++, it is your choice 00038 // whether to permit this exception to apply to your modifications. 00039 // If you do not wish that, delete this exception notice. 00040 00041 #include <cstddef> 00042 00043 namespace ost { 00044 00045 template <class T, typename K> 00046 class objList { 00047 protected: 00048 static T* objFirst; 00049 T* objNext; 00050 const K objKey; 00051 00052 objList(const K key) 00053 { 00054 objKey = key; 00055 objNext = objFirst; 00056 objFirst = (T *)this; 00057 } 00058 public: 00059 static T* getObject(const K& key); 00060 }; 00061 00062 template <class T, typename K> 00063 T *objList<T, K>::objFirst = NULL; 00064 00065 template <class T, typename K> 00066 T *objList<T, K>::getObject(const K& key) 00067 { 00068 T *obj = objList<T, K>::objFirst; 00069 while(obj) 00070 { 00071 if(key == obj->objKey) 00072 break; 00073 obj = obj->objNext; 00074 } 00075 return obj; 00076 } 00077 00078 }