BESDelContainerResponseHandler.cc

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00001 // BESDelContainerResponseHandler.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 "BESDelContainerResponseHandler.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 BESDelContainerResponseHandler::BESDelContainerResponseHandler( const string &name )
00046     : BESResponseHandler( name )
00047 {
00048 }
00049 
00050 BESDelContainerResponseHandler::~BESDelContainerResponseHandler( )
00051 {
00052 }
00053 
00072 void
00073 BESDelContainerResponseHandler::execute( BESDataHandlerInterface &dhi )
00074 {
00075     dhi.action_name = DELETE_CONTAINER_STR ;
00076     BESInfo *info = new BESSilentInfo() ;
00077     _response = info ;
00078 
00079     string container_name = dhi.data[CONTAINER_NAME] ;
00080     string store_name = dhi.data[STORE_NAME] ;
00081     if( container_name != "" )
00082     {
00083         if( store_name == "" )
00084             store_name = PERSISTENCE_VOLATILE ;
00085         BESContainerStorage *cp =
00086             BESContainerStorageList::TheList()->find_persistence( store_name ) ;
00087         if( cp )
00088         {
00089             bool deleted =  cp->del_container( dhi.data[CONTAINER_NAME] ) ;
00090             if( !deleted )
00091             {
00092                 string err_str = (string)"Unable to delete container. "
00093                                  + "The container \""
00094                                  + dhi.data[CONTAINER_NAME]
00095                                  + "\" does not exist in container storage \""
00096                                  + dhi.data[STORE_NAME] + "\"" ;
00097                 throw BESSyntaxUserError( err_str, __FILE__, __LINE__ ) ;
00098             }
00099         }
00100         else
00101         {
00102             string err_str = (string)"Container storage \""
00103                              + dhi.data[STORE_NAME]
00104                              + "\" does not exist. "
00105                              + "Unable to delete container \""
00106                              + dhi.data[CONTAINER_NAME] + "\"" ;
00107             throw BESSyntaxUserError( err_str, __FILE__, __LINE__ ) ;
00108         }
00109     }
00110     else
00111     {
00112         string err_str = (string)"No container is specified. "
00113                          + "Unable to complete request." ;
00114         throw BESSyntaxUserError( err_str, __FILE__, __LINE__ ) ;
00115     }
00116 }
00117 
00130 void
00131 BESDelContainerResponseHandler::transmit( BESTransmitter *transmitter,
00132                                BESDataHandlerInterface &dhi )
00133 {
00134     if( _response )
00135     {
00136         BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
00137         info->transmit( transmitter, dhi ) ;
00138     }
00139 }
00140 
00147 void
00148 BESDelContainerResponseHandler::dump( ostream &strm ) const
00149 {
00150     strm << BESIndent::LMarg << "BESDelContainerResponseHandler::dump - ("
00151                              << (void *)this << ")" << endl ;
00152     BESIndent::Indent() ;
00153     BESResponseHandler::dump( strm ) ;
00154     BESIndent::UnIndent() ;
00155 }
00156 
00157 BESResponseHandler *
00158 BESDelContainerResponseHandler::DelContainerResponseBuilder( const string &name)
00159 {
00160     return new BESDelContainerResponseHandler( name ) ;
00161 }
00162 

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