00001 /* -*- mode: c++ -*- 00002 */ 00003 /* 00004 00005 GIFT, a flexible content based image retrieval system. 00006 Copyright (C) 1998, 1999, 2000, 2001, 2002, CUI University of Geneva 00007 00008 This program is free software; you can redistribute it and/or modify 00009 it under the terms of the GNU General Public License as published by 00010 the Free Software Foundation; either version 2 of the License, or 00011 (at your option) any later version. 00012 00013 This program is distributed in the hope that it will be useful, 00014 but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00016 GNU General Public License for more details. 00017 00018 You should have received a copy of the GNU General Public License 00019 along with this program; if not, write to the Free Software 00020 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00021 00022 */ 00023 #ifndef _CACCESSORPROXY 00024 #define _CACCESSORPROXY 00025 #include "libMRML/include/uses-declarations.h" 00026 #include "libMRML/include/CSelfDestroyPointer.h" 00027 #include <string> 00028 #include <functional> 00029 #include "libMRML/include/CAccessor.h" 00030 #include "libMRML/include/CAccessorFactory.h" 00031 #include "libMRML/include/CAccessorFactoryContainer.h" 00043 class CAccessorAdmin{ 00044 protected: 00048 CAccessorFactoryContainer& mFactoryContainer; 00050 CSelfDestroyPointer<CXMLElement> mCollectionElement; 00056 class CContentElement{ 00057 public: 00059 CAccessor* mAccessor; 00061 CAccessorFactory* mFactory; 00063 int mOpenCloseCounter; 00064 }; 00070 typedef map<string,CContentElement> CContent; 00072 CContent mContent; 00073 public: 00074 //---------------------------------------- 00084 CAccessor* openAccessor(string inType); 00087 void closeAccessor(string inType); 00088 //---------------------------------------- 00092 void setCollectionElement(CXMLElement*); 00094 const CXMLElement* getCollectionElement()const; 00096 const CXMLElement* getQueryParadigmList()const; 00098 list<string>* getAvailableIndices()const; 00099 //---------------------------------------- 00101 string toXML(bool isPrivate=false)const; 00105 CXMLElement* toXMLElement()const; 00106 //---------------------------------------- 00108 CAccessorAdmin(CAccessorFactoryContainer& inFactoryContainer); 00110 ~CAccessorAdmin(); 00112 string CAccessorAdmin::getAlgorithmIDListID()const; 00114 string CAccessorAdmin::getName()const; 00116 string CAccessorAdmin::getID()const; 00117 00119 friend class CSortByName_pAP; 00120 }; 00121 00122 00123 /* Sort pointers to Accessor Proxies by the name of what they point to */ 00124 class CSortByName_pAP:public binary_function<const CAccessorAdmin*,const CAccessorAdmin*,bool>{ 00125 public: 00127 bool operator()(const CAccessorAdmin* l, 00128 const CAccessorAdmin* t); 00129 }; 00130 00131 00132 #endif