BESDelDefResponseHandler.cc

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00001 // BESDelDefResponseHandler.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 "BESDelDefResponseHandler.h"
00034 #include "BESSilentInfo.h"
00035 #include "BESDefinitionStorageList.h"
00036 #include "BESDefinitionStorage.h"
00037 #include "BESDefine.h"
00038 #include "BESContainerStorageList.h"
00039 #include "BESContainerStorage.h"
00040 #include "BESContainer.h"
00041 #include "BESDataNames.h"
00042 #include "BESSyntaxUserError.h"
00043 #include "BESResponseNames.h"
00044 
00045 BESDelDefResponseHandler::BESDelDefResponseHandler( const string &name )
00046     : BESResponseHandler( name )
00047 {
00048 }
00049 
00050 BESDelDefResponseHandler::~BESDelDefResponseHandler( )
00051 {
00052 }
00053 
00074 void
00075 BESDelDefResponseHandler::execute( BESDataHandlerInterface &dhi )
00076 {
00077     dhi.action_name = DELETE_DEFINITION_STR ;
00078     BESInfo *info = new BESSilentInfo() ;
00079     _response = info ;
00080 
00081     string def_name = dhi.data[DEF_NAME] ;
00082     string store_name = dhi.data[STORE_NAME] ;
00083     if( def_name != "" )
00084     {
00085         if( store_name == "" )
00086             store_name = PERSISTENCE_VOLATILE ;
00087         BESDefinitionStorage *store =
00088             BESDefinitionStorageList::TheList()->find_persistence( store_name ) ;
00089         if( store )
00090         {
00091             bool deleted = store->del_definition( dhi.data[DEF_NAME] ) ;
00092             if( !deleted )
00093             {
00094                 string line = (string)"Definition \""
00095                               + dhi.data[DEF_NAME]
00096                               + "\" does not exist. Unable to delete." ;
00097                 throw BESSyntaxUserError( line, __FILE__, __LINE__ ) ;
00098             }
00099         }
00100         else
00101         {
00102             string line = (string)"Definition store \""
00103                           + store_name
00104                           + "\" does not exist.  Unable to delete." ;
00105             throw BESSyntaxUserError( line, __FILE__, __LINE__ ) ;
00106         }
00107     }
00108     else
00109     {
00110         string line = (string)"No definition specified. "
00111                       + "Unable to complete request." ;
00112         throw BESSyntaxUserError( line, __FILE__, __LINE__ ) ;
00113     }
00114 }
00115 
00128 void
00129 BESDelDefResponseHandler::transmit( BESTransmitter *transmitter,
00130                                BESDataHandlerInterface &dhi )
00131 {
00132     if( _response )
00133     {
00134         BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
00135         if( !info )
00136             throw BESInternalError( "cast error", __FILE__, __LINE__ ) ;
00137         info->transmit( transmitter, dhi ) ;
00138     }
00139 }
00140 
00147 void
00148 BESDelDefResponseHandler::dump( ostream &strm ) const
00149 {
00150     strm << BESIndent::LMarg << "BESDelDefResponseHandler::dump - ("
00151                              << (void *)this << ")" << endl ;
00152     BESIndent::Indent() ;
00153     BESResponseHandler::dump( strm ) ;
00154     BESIndent::UnIndent() ;
00155 }
00156 
00157 BESResponseHandler *
00158 BESDelDefResponseHandler::DelDefResponseBuilder( const string &name )
00159 {
00160     return new BESDelDefResponseHandler( name ) ;
00161 }
00162 

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