OPeNDAP Hyrax Back End Server (BES) Updated for version 3.8.3
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00001 // BESXMLInfo.h 00002 00003 // This file is part of bes, A C++ back-end server implementation framework 00004 // for the OPeNDAP Data Access Protocol. 00005 00006 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research 00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu> 00008 // 00009 // This library is free software; you can redistribute it and/or 00010 // modify it under the terms of the GNU Lesser General Public 00011 // License as published by the Free Software Foundation; either 00012 // version 2.1 of the License, or (at your option) any later version. 00013 // 00014 // This library is distributed in the hope that it will be useful, 00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 // Lesser General Public License for more details. 00018 // 00019 // You should have received a copy of the GNU Lesser General Public 00020 // License along with this library; if not, write to the Free Software 00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00022 // 00023 // You can contact University Corporation for Atmospheric Research at 00024 // 3080 Center Green Drive, Boulder, CO 80301 00025 00026 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005 00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR. 00028 // 00029 // Authors: 00030 // pwest Patrick West <pwest@ucar.edu> 00031 // jgarcia Jose Garcia <jgarcia@ucar.edu> 00032 00033 #ifndef BESXMLInfo_h_ 00034 #define BESXMLInfo_h_ 1 00035 00036 #include <libxml/encoding.h> 00037 #include <libxml/xmlwriter.h> 00038 00039 #include "BESInfo.h" 00040 00048 class BESXMLInfo : public BESInfo 00049 { 00050 private: 00051 xmlTextWriterPtr _writer ; 00052 xmlBufferPtr _doc_buf ; 00053 bool _started ; 00054 bool _ended ; 00055 string _doc ; 00056 00057 void cleanup() ; 00058 protected: 00059 virtual void begin_tag( const string &tag_name, 00060 const string &ns, 00061 const string &uri, 00062 map<string,string> *attrs = 0 ) ; 00063 public: 00064 BESXMLInfo( ) ; 00065 virtual ~BESXMLInfo() ; 00066 00067 virtual void begin_response( const string &response_name, 00068 BESDataHandlerInterface &dhi ) ; 00069 virtual void end_response( ) ; 00070 00071 virtual void add_tag( const string &tag_name, 00072 const string &tag_data, 00073 map<string,string> *attrs = 0 ) ; 00074 virtual void begin_tag( const string &tag_name , 00075 map<string,string> *attrs = 0 ) ; 00076 virtual void end_tag( const string &tag_name ) ; 00077 00078 virtual void add_data( const string &s ) ; 00079 virtual void add_space( unsigned long num_spaces ) ; 00080 virtual void add_break( unsigned long num_breaks ) ; 00081 00082 virtual void add_data_from_file( const string &key, 00083 const string &name ) ; 00084 virtual void print( ostream &strm ) ; 00085 virtual void transmit( BESTransmitter *transmitter, 00086 BESDataHandlerInterface &dhi ) ; 00087 00088 virtual void dump( ostream &strm ) const ; 00089 00090 static BESInfo *BuildXMLInfo( const string &info_type ) ; 00091 }; 00092 00093 #endif // BESXMLInfo_h_ 00094