BESDelContainersResponseHandler.cc

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00001 // BESDelContainersResponseHandler.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 "BESDelContainersResponseHandler.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 BESDelContainersResponseHandler::BESDelContainersResponseHandler( string name )
00046     : BESResponseHandler( name )
00047 {
00048 }
00049 
00050 BESDelContainersResponseHandler::~BESDelContainersResponseHandler( )
00051 {
00052 }
00053 
00079 void
00080 BESDelContainersResponseHandler::execute( BESDataHandlerInterface &dhi )
00081 {
00082     dhi.action_name = DELETE_CONTAINERS_STR ;
00083     BESInfo *info = new BESSilentInfo() ;
00084     _response = info ;
00085 
00086     string store_name = dhi.data[STORE_NAME] ;
00087     if( store_name == "" )
00088     {
00089         store_name = PERSISTENCE_VOLATILE ;
00090     }
00091     BESContainerStorage *cp =
00092         BESContainerStorageList::TheList()->find_persistence( store_name ) ;
00093     if( cp )
00094     {
00095         bool deleted =  cp->del_containers( ) ;
00096         if( !deleted )
00097         {
00098             string line = (string)"Unable to delete containers from \""
00099                           + dhi.data[STORE_NAME]
00100                           + "\" container store" ;
00101             throw BESHandlerException( line, __FILE__, __LINE__ ) ;
00102         }
00103     }
00104     else
00105     {
00106         string line = (string)"Container storage \""
00107                       + dhi.data[STORE_NAME]
00108                       + "\" does not exist. "
00109                       + "Unable to delete containers" ;
00110         throw BESHandlerException( line, __FILE__, __LINE__ ) ;
00111     }
00112 }
00113 
00126 void
00127 BESDelContainersResponseHandler::transmit( BESTransmitter *transmitter,
00128                                BESDataHandlerInterface &dhi )
00129 {
00130     if( _response )
00131     {
00132         BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
00133         info->transmit( transmitter, dhi ) ;
00134     }
00135 }
00136 
00143 void
00144 BESDelContainersResponseHandler::dump( ostream &strm ) const
00145 {
00146     strm << BESIndent::LMarg << "BESDelContainersResponseHandler::dump - ("
00147                              << (void *)this << ")" << endl ;
00148     BESIndent::Indent() ;
00149     BESResponseHandler::dump( strm ) ;
00150     BESIndent::UnIndent() ;
00151 }
00152 
00153 BESResponseHandler *
00154 BESDelContainersResponseHandler::DelContainersResponseBuilder( string handler_name )
00155 {
00156     return new BESDelContainersResponseHandler( handler_name ) ;
00157 }

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