CLAM-Development
1.1
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00001 /* 00002 * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG) 00003 * UNIVERSITAT POMPEU FABRA 00004 * 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00019 * 00020 */ 00021 00023 // Class XMLAdapter 00024 // 00025 00026 #ifndef _XMLAdapter_ 00027 #define _XMLAdapter_ 00028 00029 #include "BasicXMLable.hxx" 00030 #include <sstream> 00031 #include <string> 00032 00033 namespace CLAM { 00034 00057 template <class T> class XMLAdapter : public BasicXMLable { 00058 // Internal Types 00059 public: 00060 typedef BasicXMLable super; 00061 typedef T t_adaptee; 00062 // Attributes 00063 private: 00064 t_adaptee & mAdaptee; 00065 // Construction/Destruction 00066 public: 00082 XMLAdapter (t_adaptee & anAdaptee, const char * name=NULL, bool isXMLElement=false) 00083 : BasicXMLable(name, isXMLElement), mAdaptee(anAdaptee) 00084 { 00085 } 00086 XMLAdapter (const t_adaptee & anAdaptee, const char * name=NULL, bool isXMLElement=false) 00087 : BasicXMLable(name, isXMLElement), mAdaptee(const_cast<T&>(anAdaptee)) 00088 { 00089 } 00090 virtual ~XMLAdapter() 00091 { 00092 }; 00093 00094 // Accessors 00095 public: 00096 //* @return A string with the extracted XML content 00097 std::string XMLContent() const 00098 { 00099 00100 std::stringstream str; 00101 str << mAdaptee << std::ends; 00102 return str.str(); 00103 } 00104 00105 //* Extracts the content from the stream. 00106 bool XMLContent(std::istream & str) 00107 { 00108 str >> mAdaptee; 00109 return str!=NULL; 00110 } 00111 // Testing 00112 public: 00113 //* Check the internal status for a class instance is valid 00114 bool FulfilsInvariant() 00115 { 00116 return super::FulfilsInvariant(); 00117 } 00118 }; 00119 00120 } 00121 #endif//_XMLAdapter_ 00122