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00001 /* 00002 Copyright (C) 2003 by Jorrit Tyberghein 00003 (C) 2003 by Frank Richter 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Library General Public 00007 License as published by the Free Software Foundation; either 00008 version 2 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Library General Public License for more details. 00014 00015 You should have received a copy of the GNU Library General Public 00016 License along with this library; if not, write to the Free 00017 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00018 */ 00019 00024 #include "csutil/hash.h" 00025 00027 template <class T, class K = uint32, 00028 class KeyHandler = csIntegralHashKeyHandler<K>, 00029 class ReverseKeyHandler = csIntegralHashKeyHandler<T> > 00030 class csHashReversible : public csHash<T, K, KeyHandler> 00031 { 00032 csHash<K, T, ReverseKeyHandler> reverse; 00033 public: 00037 void Put (const K& key, const T &value) 00038 { 00039 csHash<T, K, KeyHandler>::Put (key, value); 00040 reverse.Put (value, key); 00041 } 00042 00044 const K& GetKey (const T& key) const 00045 { 00046 return reverse.Get (key); 00047 } 00048 00049 }; 00050