bes  Updated for version 3.19.1
BESDelDefsResponseHandler.cc
1 // BESDelDefsResponseHandler.cc
2 
3 // This file is part of bes, A C++ back-end server implementation framework
4 // for the OPeNDAP Data Access Protocol.
5 
6 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research
7 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
8 //
9 // This library is free software; you can redistribute it and/or
10 // modify it under the terms of the GNU Lesser General Public
11 // License as published by the Free Software Foundation; either
12 // version 2.1 of the License, or (at your option) any later version.
13 //
14 // This library is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 // Lesser General Public License for more details.
18 //
19 // You should have received a copy of the GNU Lesser General Public
20 // License along with this library; if not, write to the Free Software
21 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 //
23 // You can contact University Corporation for Atmospheric Research at
24 // 3080 Center Green Drive, Boulder, CO 80301
25 
26 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
27 // Please read the full copyright statement in the file COPYRIGHT_UCAR.
28 //
29 // Authors:
30 // pwest Patrick West <pwest@ucar.edu>
31 // jgarcia Jose Garcia <jgarcia@ucar.edu>
32 
33 #include "BESDelDefsResponseHandler.h"
34 #include "BESSilentInfo.h"
35 #include "BESDefinitionStorageList.h"
36 #include "BESDefinitionStorage.h"
37 #include "BESDefine.h"
38 #include "BESContainerStorageList.h"
39 #include "BESContainerStorage.h"
40 #include "BESContainer.h"
41 #include "BESDataNames.h"
42 #include "BESSyntaxUserError.h"
43 #include "BESResponseNames.h"
44 
45 BESDelDefsResponseHandler::BESDelDefsResponseHandler( const string &name )
46  : BESResponseHandler( name )
47 {
48 }
49 
50 BESDelDefsResponseHandler::~BESDelDefsResponseHandler( )
51 {
52 }
53 
74 void
76 {
77  dhi.action_name = DELETE_DEFINITIONS_STR ;
78  BESInfo *info = new BESSilentInfo() ;
79  _response = info ;
80 
81  string store_name = dhi.data[STORE_NAME] ;
82  if( store_name == "" )
83  store_name = PERSISTENCE_VOLATILE ;
84  BESDefinitionStorage *store =
85  BESDefinitionStorageList::TheList()->find_persistence( store_name ) ;
86  if( store )
87  {
88  bool deleted = store->del_definitions() ;
89  if( !deleted )
90  {
91  string line = (string)"Unable to delete all definitions "
92  + "from definition store \"" + store_name + "\"" ;
93  throw BESSyntaxUserError( line, __FILE__, __LINE__ ) ;
94  }
95  }
96  else
97  {
98  string line = (string)"Definition store \""
99  + store_name
100  + "\" does not exist. Unable to delete." ;
101  throw BESSyntaxUserError( line, __FILE__, __LINE__ ) ;
102  }
103 }
104 
117 void
120 {
121  if( _response )
122  {
123  BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
124  if( !info )
125  throw BESInternalError( "cast error", __FILE__, __LINE__ ) ;
126  info->transmit( transmitter, dhi ) ;
127  }
128 }
129 
136 void
137 BESDelDefsResponseHandler::dump( ostream &strm ) const
138 {
139  strm << BESIndent::LMarg << "BESDelDefsResponseHandler::dump - ("
140  << (void *)this << ")" << endl ;
141  BESIndent::Indent() ;
142  BESResponseHandler::dump( strm ) ;
143  BESIndent::UnIndent() ;
144 }
145 
147 BESDelDefsResponseHandler::DelDefsResponseBuilder( const string &name )
148 {
149  return new BESDelDefsResponseHandler( name ) ;
150 }
151 
silent informational response object
Definition: BESSilentInfo.h:49
provides persistent storage for a specific view of different containers including contraints and aggr...
exception thrown if inernal error encountered
response handler that deletes all definitions from a specified definition store.
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)=0
transmit the informational object
virtual BESDefinitionStorage * find_persistence(const string &persist_name)
find the persistence store with the given name
error thrown if there is a user syntax error in the request or any other user error ...
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
transmit the response object built by the execute command using the specified transmitter object ...
handler object that knows how to create a specific response object
informational response object
Definition: BESInfo.h:68
virtual bool del_definitions()=0
deletes all defintions from the definition store
virtual void dump(ostream &strm) const
dumps information about this object
Structure storing information used by the BES to handle the request.
map< string, string > data
the map of string data that will be required for the current request.
virtual void dump(ostream &strm) const
dumps information about this object
virtual void execute(BESDataHandlerInterface &dhi)
executes the command to delete a container, a definition, or all definitions.