OPeNDAP Hyrax Back End Server (BES)  Updated for version 3.8.3
BESVersionResponseHandler.cc
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00001 // BESVersionResponseHandler.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) 2004-2009 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 #include "config.h"
00034 
00035 #include <vector>
00036 
00037 using std::vector ;
00038 
00039 #include "BESVersionResponseHandler.h"
00040 #include "BESVersionInfo.h"
00041 #include "BESRequestHandlerList.h"
00042 #include "BESResponseNames.h"
00043 #include "TheBESKeys.h"
00044 
00045 #define DEFAULT_ADMINISTRATOR "support@opendap.org"
00046 
00047 BESVersionResponseHandler::BESVersionResponseHandler( const string &name )
00048     : BESResponseHandler( name )
00049 {
00050 }
00051 
00052 BESVersionResponseHandler::~BESVersionResponseHandler( )
00053 {
00054 }
00055 
00070 void
00071 BESVersionResponseHandler::execute( BESDataHandlerInterface &dhi )
00072 {
00073     BESVersionInfo *info = new BESVersionInfo() ;
00074     _response = info ;
00075     dhi.action_name = VERS_RESPONSE_STR ;
00076     info->begin_response( VERS_RESPONSE_STR, dhi ) ;
00077 
00078     string administrator = "" ;
00079     try
00080     {
00081         bool found = false ;
00082         vector<string> vals ;
00083         string key = "BES.ServerAdministrator" ;
00084         TheBESKeys::TheKeys()->get_value( key, administrator, found ) ;
00085     }
00086     catch( ... )
00087     {
00088         administrator = DEFAULT_ADMINISTRATOR ;
00089     }
00090     if( administrator.empty() )
00091     {
00092         administrator = DEFAULT_ADMINISTRATOR ;
00093     }
00094     info->add_tag( "Administrator", administrator ) ;
00095 
00096     info->add_library( PACKAGE_NAME, PACKAGE_VERSION ) ;
00097 
00098     BESRequestHandlerList::TheList()->execute_all( dhi ) ;
00099 
00100     info->end_response() ;
00101 }
00102 
00115 void
00116 BESVersionResponseHandler::transmit( BESTransmitter *transmitter,
00117                                   BESDataHandlerInterface &dhi )
00118 {
00119     if( _response )
00120     {
00121         BESVersionInfo *info = dynamic_cast<BESVersionInfo *>(_response) ;
00122         if( !info )
00123             throw BESInternalError( "cast error", __FILE__, __LINE__ ) ;
00124         info->transmit( transmitter, dhi ) ;
00125     }
00126 }
00127 
00134 void
00135 BESVersionResponseHandler::dump( ostream &strm ) const
00136 {
00137     strm << BESIndent::LMarg << "BESVersionResponseHandler::dump - ("
00138                              << (void *)this << ")" << endl ;
00139     BESIndent::Indent() ;
00140     BESResponseHandler::dump( strm ) ;
00141     BESIndent::UnIndent() ;
00142 }
00143 
00144 BESResponseHandler *
00145 BESVersionResponseHandler::VersionResponseBuilder( const string &name )
00146 {
00147     return new BESVersionResponseHandler( name ) ;
00148 }
00149