BESKeysResponseHandler.cc

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00001 // BESKeysResponseHandler.cc
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 #include "BESKeysResponseHandler.h"
00034 #include "TheBESKeys.h"
00035 #include "BESInfoList.h"
00036 #include "BESInfo.h"
00037 #include "BESResponseNames.h"
00038 
00039 BESKeysResponseHandler::BESKeysResponseHandler( string name )
00040     : BESResponseHandler( name )
00041 {
00042 }
00043 
00044 BESKeysResponseHandler::~BESKeysResponseHandler( )
00045 {
00046 }
00047 
00068 void
00069 BESKeysResponseHandler::execute( BESDataHandlerInterface &dhi )
00070 {
00071     BESInfo *info = BESInfoList::TheList()->build_info() ;
00072     _response = info ;
00073 
00074     dhi.action_name = KEYS_RESPONSE_STR ;
00075     info->begin_response( KEYS_RESPONSE_STR ) ;
00076     info->add_tag( "File", TheBESKeys::TheKeys()->keys_file_name() ) ;
00077 
00078     BESKeys::Keys_citer ki = TheBESKeys::TheKeys()->keys_begin() ;
00079     BESKeys::Keys_citer ke = TheBESKeys::TheKeys()->keys_end() ;
00080     for( ; ki != ke; ki++ )
00081     {
00082         info->begin_tag( "Key" ) ;
00083         info->add_tag( "name", (*ki).first ) ;
00084         info->add_tag( "value", (*ki).second ) ;
00085         info->end_tag( "Key" ) ;
00086     }
00087     info->end_response() ;
00088 }
00089 
00102 void
00103 BESKeysResponseHandler::transmit( BESTransmitter *transmitter,
00104                                   BESDataHandlerInterface &dhi )
00105 {
00106     if( _response )
00107     {
00108         BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
00109         info->transmit( transmitter, dhi ) ;
00110     }
00111 }
00112 
00119 void
00120 BESKeysResponseHandler::dump( ostream &strm ) const
00121 {
00122     strm << BESIndent::LMarg << "BESKeysResponseHandler::dump - ("
00123                              << (void *)this << ")" << endl ;
00124     BESIndent::Indent() ;
00125     BESResponseHandler::dump( strm ) ;
00126     BESIndent::UnIndent() ;
00127 }
00128 
00129 BESResponseHandler *
00130 BESKeysResponseHandler::KeysResponseBuilder( string handler_name )
00131 {
00132     return new BESKeysResponseHandler( handler_name ) ;
00133 }
00134 

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