OPeNDAP Hyrax Back End Server (BES)  Updated for version 3.8.3
BESStatusResponseHandler.cc
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1 // BESStatusResponseHandler.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 
34 #include "BESInfoList.h"
35 #include "BESInfo.h"
36 #include "BESStatus.h"
37 #include "BESResponseNames.h"
38 
40  : BESResponseHandler( name )
41 {
42 }
43 
45 {
46 }
47 
60 void
62 {
64  _response = info ;
65  BESStatus s ;
67  info->begin_response( STATUS_RESPONSE_STR, dhi ) ;
68  info->add_tag( "status", s.get_status() ) ;
69  info->end_response() ;
70 }
71 
84 void
87 {
88  if( _response )
89  {
90  BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
91  if( !info )
92  throw BESInternalError( "cast error", __FILE__, __LINE__ ) ;
93  info->transmit( transmitter, dhi ) ;
94  }
95 }
96 
103 void
104 BESStatusResponseHandler::dump( ostream &strm ) const
105 {
106  strm << BESIndent::LMarg << "BESStatusResponseHandler::dump - ("
107  << (void *)this << ")" << endl ;
109  BESResponseHandler::dump( strm ) ;
111 }
112 
115 {
116  return new BESStatusResponseHandler( name ) ;
117 }
118 
virtual BESInfo * build_info()
Definition: BESInfoList.cc:77
virtual void end_response()
Definition: BESInfo.cc:131
exception thrown if inernal error encountered
static BESResponseHandler * StatusResponseBuilder(const string &name)
BESStatusResponseHandler(const string &name)
static BESInfoList * TheList()
Definition: BESInfoList.cc:142
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)=0
transmit the informational object
virtual void add_tag(const string &tag_name, const string &tag_data, map< string, string > *attrs=0)=0
virtual void dump(ostream &strm) const
dumps information about this object
static void Indent()
Definition: BESIndent.cc:38
BESResponseObject * _response
handler object that knows how to create a specific response object
informational response object
Definition: BESInfo.h:68
virtual void execute(BESDataHandlerInterface &dhi)
executes the command 'show status;' by returning the status of the server process ...
static ostream & LMarg(ostream &strm)
Definition: BESIndent.cc:73
virtual void dump(ostream &strm) const
dumps information about this object
#define STATUS_RESPONSE_STR
Structure storing information used by the BES to handle the request.
string get_status()
Definition: BESStatus.h:49
virtual void begin_response(const string &response_name, BESDataHandlerInterface &dhi)
begin the informational response
Definition: BESInfo.cc:123
static void UnIndent()
Definition: BESIndent.cc:44
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
transmit the response object built by the execute command using the specified transmitter object ...