BESXDResponseHandler.cc

// BESXDResponseHandler.cc
 
// This file is part of bes, A C++ back-end server implementation framework
// for the OPeNDAP Data Access Protocol.
 
// Copyright (c) 2004,2005 University Corporation for Atmospheric Research
// Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//
// You can contact University Corporation for Atmospheric Research at
// 3080 Center Green Drive, Boulder, CO 80301
 
// Authors:
//      pwest       Patrick West <pwest@ucar.edu>
//      jgarcia     Jose Garcia <jgarcia@ucar.edu>
 
#include <libdap/DataDDS.h>
 
#include <BESRequestHandlerList.h>
#include <BESDapNames.h>
#include <BESDataDDSResponse.h>
 
#include "BESXDNames.h"
#include "BESXDTransmit.h"
#include "BESXDResponseHandler.h"
 
using namespace libdap;
 
BESXDResponseHandler::BESXDResponseHandler(const string &name) :
        BESResponseHandler(name)
{
}
 
BESXDResponseHandler::~BESXDResponseHandler()
{
}

void BESXDResponseHandler::execute(BESDataHandlerInterface &dhi)
{
    dhi.action_name = XD_RESPONSE_STR;
    // Create the DDS.
    // NOTE: It is the responsibility of the specific request handler to set
    // the BaseTypeFactory. It is set to NULL here
    DDS *dds = new DDS(NULL, "virtual");
    BESDataDDSResponse *bdds = new BESDataDDSResponse(dds);
    d_response_object = bdds;
    d_response_name = DATA_RESPONSE;
    dhi.action = DATA_RESPONSE;
    BESRequestHandlerList::TheList()->execute_each(dhi);
 
    dhi.action = XD_RESPONSE;
    d_response_object = bdds;
}

void BESXDResponseHandler::transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
{
    if (d_response_object) {
        transmitter->send_response(XD_TRANSMITTER, d_response_object, dhi);
    }
}
 
BESResponseHandler *
BESXDResponseHandler::XDResponseBuilder(const string &handler_name)
{
    return new BESXDResponseHandler(handler_name);
}