CmdTranslation.h

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00001 // CmdTranslation.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 CmdTranslation_h
00034 #define CmdTranslation_h 1
00035 
00036 #include <libxml/encoding.h>
00037 #include <libxml/xmlwriter.h>
00038 
00039 #include <string>
00040 #include <map>
00041 #include <iostream>
00042 
00043 using std::string ;
00044 using std::map ;
00045 using std::ostream ;
00046 
00047 class BESTokenizer ;
00048 
00049 class CmdTranslation
00050 {
00051 private:
00052     typedef bool (*p_cmd_translator)( BESTokenizer &tokenizer,
00053                                       xmlTextWriterPtr writer ) ;
00054     static map< string, p_cmd_translator > _translations ;
00055 
00056     static bool                 _is_show ;
00057 
00058     static bool                 translate_show( BESTokenizer &tokenizer,
00059                                             xmlTextWriterPtr writer ) ;
00060     static bool                 translate_catalog( BESTokenizer &tokenizer,
00061                                                xmlTextWriterPtr writer ) ;
00062     static bool                 translate_set( BESTokenizer &tokenizer,
00063                                            xmlTextWriterPtr writer ) ;
00064     static bool                 translate_context( BESTokenizer &tokenizer,
00065                                                xmlTextWriterPtr writer ) ;
00066     static bool                 translate_container( BESTokenizer &tokenizer,
00067                                                  xmlTextWriterPtr writer ) ;
00068     static bool                 translate_define( BESTokenizer &tokenizer,
00069                                               xmlTextWriterPtr writer ) ;
00070     static bool                 translate_delete( BESTokenizer &tokenizer,
00071                                               xmlTextWriterPtr writer ) ;
00072     static bool                 translate_get( BESTokenizer &tokenizer,
00073                                                xmlTextWriterPtr writer ) ;
00074 
00075     static bool                 do_translate( BESTokenizer &tokenizer,
00076                                               xmlTextWriterPtr writer ) ;
00077 public:
00078     static int                  initialize( int argc, char **argv ) ;
00079     static int                  terminate( void ) ;
00080 
00081     static bool                 is_show() { return _is_show ; }
00082     static void                 set_show( bool val ) { _is_show = val ; }
00083 
00084     static void                 add_translation( const string &name,
00085                                                  p_cmd_translator func ) ;
00086     static void                 remove_translation( const string &name ) ;
00087 
00088     static string               translate( const string &commands ) ;
00089 
00090     static void                 dump( ostream &strm ) ;
00091 } ;
00092 
00093 #endif // CmdTranslation_h
00094 

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