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) 2004,2005 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 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 "BESHandlerException.h"
00043 #include "BESResponseNames.h"
00044 
00045 BESDelDefResponseHandler::BESDelDefResponseHandler( const string &name )
00046     : BESResponseHandler( name )
00047 {
00048 }
00049 
00050 BESDelDefResponseHandler::~BESDelDefResponseHandler( )
00051 {
00052 }
00053 
00078 void
00079 BESDelDefResponseHandler::execute( BESDataHandlerInterface &dhi )
00080 {
00081     dhi.action_name = DELETE_DEFINITION_STR ;
00082     BESInfo *info = new BESSilentInfo() ;
00083     _response = info ;
00084 
00085     string def_name = dhi.data[DEF_NAME] ;
00086     string store_name = dhi.data[STORE_NAME] ;
00087     if( def_name != "" )
00088     {
00089         if( store_name == "" )
00090             store_name = PERSISTENCE_VOLATILE ;
00091         BESDefinitionStorage *store =
00092             BESDefinitionStorageList::TheList()->find_persistence( store_name ) ;
00093         if( store )
00094         {
00095             bool deleted = store->del_definition( dhi.data[DEF_NAME] ) ;
00096             if( !deleted )
00097             {
00098                 string line = (string)"Definition \""
00099                               + dhi.data[DEF_NAME]
00100                               + "\" does not exist. Unable to delete." ;
00101                 throw BESHandlerException( line, __FILE__, __LINE__ ) ;
00102             }
00103         }
00104         else
00105         {
00106             string line = (string)"Definition store \""
00107                           + store_name
00108                           + "\" does not exist.  Unable to delete." ;
00109             throw BESHandlerException( line, __FILE__, __LINE__ ) ;
00110         }
00111     }
00112     else
00113     {
00114         string line = (string)"No definition specified. "
00115                       + "Unable to complete request." ;
00116         throw BESHandlerException( line, __FILE__, __LINE__ ) ;
00117     }
00118 }
00119 
00132 void
00133 BESDelDefResponseHandler::transmit( BESTransmitter *transmitter,
00134                                BESDataHandlerInterface &dhi )
00135 {
00136     if( _response )
00137     {
00138         BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
00139         info->transmit( transmitter, dhi ) ;
00140     }
00141 }
00142 
00149 void
00150 BESDelDefResponseHandler::dump( ostream &strm ) const
00151 {
00152     strm << BESIndent::LMarg << "BESDelDefResponseHandler::dump - ("
00153                              << (void *)this << ")" << endl ;
00154     BESIndent::Indent() ;
00155     BESResponseHandler::dump( strm ) ;
00156     BESIndent::UnIndent() ;
00157 }
00158 
00159 BESResponseHandler *
00160 BESDelDefResponseHandler::DelDefResponseBuilder( const string &name )
00161 {
00162     return new BESDelDefResponseHandler( name ) ;
00163 }
00164 

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