00001 // Copyright (C) 2001-2005 Open Source Telecom Corporation. 00002 // Copyright (C) 2006-2008 David Sugar, Tycho Softworks. 00003 // 00004 // This program is free software; you can redistribute it and/or modify 00005 // it under the terms of the GNU General Public License as published by 00006 // the Free Software Foundation; either version 2 of the License, or 00007 // (at your option) any later version. 00008 // 00009 // This program is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 // GNU General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with this program; if not, write to the Free Software 00016 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 00017 // 00018 // As a special exception to the GNU General Public License, permission is 00019 // granted for additional uses of the text contained in its release 00020 // of Common C++. 00021 // 00022 // The exception is that, if you link the Common C++ library with other 00023 // files to produce an executable, this does not by itself cause the 00024 // resulting executable to be covered by the GNU General Public License. 00025 // Your use of that executable is in no way restricted on account of 00026 // linking the Common C++ library code into it. 00027 // 00028 // This exception does not however invalidate any other reasons why 00029 // the executable file might be covered by the GNU General Public License. 00030 // 00031 // This exception applies only to the code released under the 00032 // name Common C++. If you copy code from other releases into a copy of 00033 // Common C++, as the General Public License permits, the exception does 00034 // not apply to the code that you add in this way. To avoid misleading 00035 // anyone as to the status of such modified files, you must delete 00036 // this exception notice from them. 00037 // 00038 // If you write modifications of your own for Common C++, it is your choice 00039 // whether to permit this exception to apply to your modifications. 00040 // If you do not wish that, delete this exception notice. 00041 00048 #include <cstddef> 00049 00050 namespace ost { 00051 00060 template <class T, typename K> 00061 class objList { 00062 protected: 00063 static T* objFirst; 00064 T* objNext; 00065 const K objKey; 00066 00067 objList(const K key) 00068 { 00069 objKey = key; 00070 objNext = objFirst; 00071 objFirst = (T *)this; 00072 } 00073 public: 00074 static T* getObject(const K& key); 00075 }; 00076 00077 template <class T, typename K> 00078 T *objList<T, K>::objFirst = NULL; 00079 00080 template <class T, typename K> 00081 T *objList<T, K>::getObject(const K& key) 00082 { 00083 T *obj = objList<T, K>::objFirst; 00084 while(obj) { 00085 if(key == obj->objKey) 00086 break; 00087 obj = obj->objNext; 00088 } 00089 return obj; 00090 } 00091 00092 }