00001 /* 00002 * Fimex 00003 * 00004 * (C) Copyright 2008, met.no 00005 * 00006 * Project Info: https://wiki.met.no/fimex/start 00007 * 00008 * This library is free software; you can redistribute it and/or modify it 00009 * under the terms of the GNU Lesser General Public License as published by 00010 * the Free Software Foundation; either version 2.1 of the License, or 00011 * (at your option) any later version. 00012 * 00013 * This library is distributed in the hope that it will be useful, but 00014 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 00015 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 00016 * License for more details. 00017 * 00018 * You should have received a copy of the GNU Lesser General Public 00019 * License along with this library; if not, write to the Free Software 00020 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 00021 * USA. 00022 */ 00023 00024 #ifndef XMLDOC_H_ 00025 #define XMLDOC_H_ 00026 #include <boost/utility.hpp> 00027 #include <boost/shared_ptr.hpp> 00028 #include <string> 00029 #include "fimex/CDMException.h" 00030 00031 //forward decl; 00032 struct _xmlDoc; 00033 struct _xmlXPathContext; 00034 struct _xmlXPathObject; 00035 struct _xmlNode; 00036 typedef struct _xmlDoc xmlDoc; 00037 typedef struct _xmlNode xmlNode; 00038 typedef struct _xmlXPathContext xmlXPathContext; 00039 typedef xmlNode* xmlNodePtr; 00040 typedef struct _xmlXPathObject xmlXPathObject; 00041 00042 namespace MetNoFimex 00043 { 00044 00045 typedef boost::shared_ptr<xmlXPathObject> XPathObjPtr; 00046 00050 class XMLDoc : boost::noncopyable 00051 { 00052 public: 00059 XMLDoc(const std::string& filename) throw(CDMException); 00060 virtual ~XMLDoc(); 00068 XPathObjPtr getXPathObject(const std::string& xpath, xmlNodePtr node = 0) const throw(CDMException); 00076 void registerNamespace(const std::string& prefix, const std::string& uri) throw(CDMException); 00077 00078 private: 00079 xmlDoc* doc; 00080 xmlXPathContext* xpathCtx; 00081 void cleanup(); 00082 }; 00083 00089 std::string getXmlProp(const xmlNodePtr node, const std::string& attrName); 00090 00096 std::string getXmlName(const xmlNodePtr node); 00097 00098 00099 } 00100 00101 #endif /*XMLDOC_H_*/