src/XMLDoc.h

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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 <libxml/tree.h>
00030 #include <libxml/xpath.h>
00031 #include "CDMException.h"
00032 #include "XMLDoc.h"
00033 
00034 namespace MetNoFimex
00035 {
00036 
00037 typedef boost::shared_ptr<xmlXPathObject> XPathObjPtr;
00038 
00042 class XMLDoc : boost::noncopyable
00043 {
00044 public:
00045         XMLDoc(const std::string& filename) throw(CDMException);
00046         virtual ~XMLDoc();
00047         XPathObjPtr getXPathObject(const std::string& xpath) const throw(CDMException);
00048 
00049 private:
00050         xmlDoc* doc;
00051         xmlXPathContext* xpathCtx;
00052         void cleanup();
00053 };
00054 
00060 std::string getXmlProp(const xmlNodePtr node, const std::string& attrName);
00061 
00067 std::string getXmlName(const xmlNodePtr node);
00068 
00069 
00070 }
00071 
00072 #endif /*XMLDOC_H_*/

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