bes  Updated for version 3.17.4
BESShowDefsResponseHandler.cc
1 // BESShowDefsResponseHandler.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 "BESShowDefsResponseHandler.h"
34 #include "BESInfoList.h"
35 #include "BESInfo.h"
36 #include "BESDefinitionStorageList.h"
37 #include "BESResponseNames.h"
38 
39 BESShowDefsResponseHandler::BESShowDefsResponseHandler( const string &name )
40  : BESResponseHandler( name )
41 {
42 }
43 
44 BESShowDefsResponseHandler::~BESShowDefsResponseHandler( )
45 {
46 }
47 
60 void
62 {
63  BESInfo *info = BESInfoList::TheList()->build_info() ;
64  _response = info ;
65  dhi.action_name = SHOWDEFS_RESPONSE_STR ;
66  info->begin_response( SHOWDEFS_RESPONSE_STR, dhi ) ;
67  BESDefinitionStorageList::TheList()->show_definitions( *info ) ;
68  info->end_response() ;
69 }
70 
83 void
86 {
87  if( _response )
88  {
89  BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
90  if( !info )
91  throw BESInternalError( "cast error", __FILE__, __LINE__ ) ;
92  info->transmit( transmitter, dhi ) ;
93  }
94 }
95 
102 void
103 BESShowDefsResponseHandler::dump( ostream &strm ) const
104 {
105  strm << BESIndent::LMarg << "BESShowDefsResponseHandler::dump - ("
106  << (void *)this << ")" << endl ;
107  BESIndent::Indent() ;
108  BESResponseHandler::dump( strm ) ;
109  BESIndent::UnIndent() ;
110 }
111 
113 BESShowDefsResponseHandler::ShowDefsResponseBuilder( const string &name )
114 {
115  return new BESShowDefsResponseHandler( name ) ;
116 }
117 
exception thrown if inernal error encountered
virtual void dump(ostream &strm) const
dumps information about this object
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)=0
transmit the informational object
handler object that knows how to create a specific response object
informational response object
Definition: BESInfo.h:68
virtual void show_definitions(BESInfo &info)
show information for each definition in each persistence store
virtual void execute(BESDataHandlerInterface &dhi)
executes the command &#39;show definitions;&#39; by returning the list of currently defined definitions ...
response handler that returns list of definitions currently defined
Structure storing information used by the BES to handle the request.
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
transmit the response object built by the execute command using the specified transmitter object ...
virtual void dump(ostream &strm) const
dumps information about this object
virtual void begin_response(const string &response_name, BESDataHandlerInterface &dhi)
begin the informational response
Definition: BESInfo.cc:112