BESDelDefsResponseHandler.cc

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00001 // BESDelDefsResponseHandler.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 "BESDelDefsResponseHandler.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 BESDelDefsResponseHandler::BESDelDefsResponseHandler( const string &name )
00046     : BESResponseHandler( name )
00047 {
00048 }
00049 
00050 BESDelDefsResponseHandler::~BESDelDefsResponseHandler( )
00051 {
00052 }
00053 
00074 void
00075 BESDelDefsResponseHandler::execute( BESDataHandlerInterface &dhi )
00076 {
00077     dhi.action_name = DELETE_DEFINITIONS_STR ;
00078     BESInfo *info = new BESSilentInfo() ;
00079     _response = info ;
00080 
00081     string store_name = dhi.data[STORE_NAME] ;
00082     if( store_name == "" )
00083         store_name = PERSISTENCE_VOLATILE ;
00084     BESDefinitionStorage *store =
00085         BESDefinitionStorageList::TheList()->find_persistence( store_name ) ;
00086     if( store )
00087     {
00088         bool deleted = store->del_definitions() ;
00089         if( !deleted )
00090         {
00091             string line = (string)"Unable to delete all definitions "
00092                           + "from definition store \"" + store_name + "\"" ;
00093             throw BESSyntaxUserError( line, __FILE__, __LINE__ ) ;
00094         }
00095     }
00096     else
00097     {
00098         string line = (string)"Definition store \""
00099                       + store_name
00100                       + "\" does not exist.  Unable to delete." ;
00101         throw BESSyntaxUserError( line, __FILE__, __LINE__ ) ;
00102     }
00103 }
00104 
00117 void
00118 BESDelDefsResponseHandler::transmit( BESTransmitter *transmitter,
00119                                BESDataHandlerInterface &dhi )
00120 {
00121     if( _response )
00122     {
00123         BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
00124         if( !info )
00125             throw BESInternalError( "cast error", __FILE__, __LINE__ ) ;
00126         info->transmit( transmitter, dhi ) ;
00127     }
00128 }
00129 
00136 void
00137 BESDelDefsResponseHandler::dump( ostream &strm ) const
00138 {
00139     strm << BESIndent::LMarg << "BESDelDefsResponseHandler::dump - ("
00140                              << (void *)this << ")" << endl ;
00141     BESIndent::Indent() ;
00142     BESResponseHandler::dump( strm ) ;
00143     BESIndent::UnIndent() ;
00144 }
00145 
00146 BESResponseHandler *
00147 BESDelDefsResponseHandler::DelDefsResponseBuilder( const string &name )
00148 {
00149     return new BESDelDefsResponseHandler( name ) ;
00150 }
00151 

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