bes  Updated for version 3.20.5
BESXDResponseHandler.cc
1 // BESXDResponseHandler.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) 2004,2005 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 // Authors:
27 // pwest Patrick West <pwest@ucar.edu>
28 // jgarcia Jose Garcia <jgarcia@ucar.edu>
29 
30 #include <DataDDS.h>
31 
32 #include <BESRequestHandlerList.h>
33 #include <BESDapNames.h>
34 #include <BESDataDDSResponse.h>
35 
36 #include "BESXDNames.h"
37 #include "BESXDTransmit.h"
38 #include "BESXDResponseHandler.h"
39 
40 using namespace libdap;
41 
42 BESXDResponseHandler::BESXDResponseHandler(const string &name) :
43  BESResponseHandler(name)
44 {
45 }
46 
47 BESXDResponseHandler::~BESXDResponseHandler()
48 {
49 }
50 
65 {
66  dhi.action_name = XD_RESPONSE_STR;
67  // Create the DDS.
68  // NOTE: It is the responsibility of the specific request handler to set
69  // the BaseTypeFactory. It is set to NULL here
70  DDS *dds = new DDS(NULL, "virtual");
71  BESDataDDSResponse *bdds = new BESDataDDSResponse(dds);
72  d_response_object = bdds;
73  d_response_name = DATA_RESPONSE;
74  dhi.action = DATA_RESPONSE;
75  BESRequestHandlerList::TheList()->execute_each(dhi);
76 
77  dhi.action = XD_RESPONSE;
78  d_response_object = bdds;
79 }
80 
94 {
95  if (d_response_object) {
96  transmitter->send_response(XD_TRANSMITTER, d_response_object, dhi);
97  }
98 }
99 
101 BESXDResponseHandler::XDResponseBuilder(const string &handler_name)
102 {
103  return new BESXDResponseHandler(handler_name);
104 }
105 
virtual void execute(BESDataHandlerInterface &dhi)
executes the command 'get ascii for <def_name>' by executing the request for each container in the sp...
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
virtual void execute_each(BESDataHandlerInterface &dhi)
for each container in the given data handler interface, execute the given request
Represents an OPeNDAP DataDDS DAP2 data object within the BES.
response handler that builds an OPeNDAP ASCII response object
Structure storing information used by the BES to handle the request.
string action
the response object requested, e.g. das, dds