BESDataHandlerInterface.h

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00001 // BESDataHandlerInterface.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) 2004,2005 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 Atmostpheric 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 BESDataHandlerInterface_h_
00034 #define BESDataHandlerInterface_h_ 1
00035 
00036 #include <string>
00037 #include <list>
00038 #include <map>
00039 #include <iostream>
00040 
00041 using std::string ;
00042 using std::list ;
00043 using std::map ;
00044 using std::ostream ;
00045 
00046 class BESResponseHandler ;
00047 class BESInfo ;
00048 
00049 #include "BESContainer.h"
00050 
00057 typedef struct _BESDataHandlerInterface
00058 {
00059     _BESDataHandlerInterface()
00060         : response_handler( 0 ),
00061           container( 0 ),
00062           error_info( 0 ) {}
00063 
00064     BESResponseHandler *response_handler ;
00065 
00066     list<BESContainer> containers ;
00067     list<BESContainer>::iterator containers_iterator ;
00068 
00071     BESContainer *container ;
00072 
00075     void first_container()
00076     {
00077         containers_iterator = containers.begin();
00078         if( containers_iterator != containers.end() )
00079             container = &(*containers_iterator) ;
00080         else
00081             container = NULL ;
00082     }
00083 
00086     void next_container()
00087     {
00088         containers_iterator++ ;
00089         if( containers_iterator != containers.end() )
00090             container = &(*containers_iterator) ;
00091         else
00092             container = NULL ;
00093     }
00094 
00097     string action ;
00098     string action_name ;
00099 
00102     string transmit_protocol ;
00103 
00107     map<string, string> data ;
00108     const map<string, string> &data_c() const { return data ; }
00109     typedef map<string, string>::const_iterator data_citer ;
00110 
00113     BESInfo *error_info ;
00114 
00115     void dump( ostream &strm ) const ;
00116 
00117 } BESDataHandlerInterface ;
00118 
00137 inline ostream &
00138 operator<<( ostream &strm, const BESDataHandlerInterface &dhi )
00139 {
00140     dhi.dump( strm ) ;
00141     return strm ;
00142 }
00143 
00144 #endif //  BESDataHandlerInterface_h_
00145 

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