BESDataDDXResponseHandler.cc

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00001 // BESDataDDXResponseHandler.cc
00002 
00003 // This file is part of bes, A C++ back-end server implementation framework
00004 // for the OPeNDAP Data Access Protocol.
00005 
00006 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research
00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
00008 //
00009 // This library is free software; you can redistribute it and/or
00010 // modify it under the terms of the GNU Lesser General Public
00011 // License as published by the Free Software Foundation; either
00012 // version 2.1 of the License, or (at your option) any later version.
00013 //
00014 // This library is distributed in the hope that it will be useful,
00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017 // Lesser General Public License for more details.
00018 //
00019 // You should have received a copy of the GNU Lesser General Public
00020 // License along with this library; if not, write to the Free Software
00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00022 //
00023 // You can contact University Corporation for Atmospheric Research at
00024 // 3080 Center Green Drive, Boulder, CO 80301
00025 
00026 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR.
00028 //
00029 // Authors:
00030 //      pwest       Patrick West <pwest@ucar.edu>
00031 //      jgarcia     Jose Garcia <jgarcia@ucar.edu>
00032 
00033 #include "BESDataDDXResponseHandler.h"
00034 #include "BESDataDDSResponse.h"
00035 #include "BESRequestHandlerList.h"
00036 #include "BESDapNames.h"
00037 #include "BESDapTransmit.h"
00038 
00039 #include "BESDebug.h"
00040 
00041 BESDataDDXResponseHandler::BESDataDDXResponseHandler( const string &name )
00042     : BESResponseHandler( name )
00043 {
00044 }
00045 
00046 BESDataDDXResponseHandler::~BESDataDDXResponseHandler( )
00047 {
00048 }
00049 
00064 void
00065 BESDataDDXResponseHandler::execute( BESDataHandlerInterface &dhi )
00066 {
00067     BESDEBUG( "dap", "Entering BESDataDDXResponseHandler::execute" << endl ) ;
00068 
00069     dhi.action_name = DATADDX_RESPONSE_STR ;
00070     // Create the DDS.
00071     // NOTE: It is the responsibility of the specific request handler to set
00072     // the BaseTypeFactory. It is set to NULL here
00073     DataDDS *dds = new DataDDS( NULL, "virtual" ) ;
00074     BESDataDDSResponse *bdds = new BESDataDDSResponse( dds ) ;
00075     _response = bdds ;
00076 
00077     // we're actually going to get the data response, it just gets
00078     // displayed as a DataDDX
00079     _response_name = DATA_RESPONSE ;
00080     dhi.action = DATA_RESPONSE ;
00081 
00082     // I added these two lines from BESDDXResponse. jhrg 8/21/09
00083     dds->set_dap_version( bdds->get_dap_client_protocol() ) ;
00084     dds->set_request_xml_base( bdds->get_request_xml_base() );
00085 
00086     BESRequestHandlerList::TheList()->execute_each( dhi ) ;
00087 
00088     // we've got what we want, now set the action back to data ddx
00089     dhi.action = DATADDX_RESPONSE ;
00090     _response = bdds ;
00091 
00092     BESDEBUG( "dap", "Leaving BESDataDDXResponseHandler::execute" << endl ) ;
00093 }
00094 
00107 void
00108 BESDataDDXResponseHandler::transmit( BESTransmitter * transmitter,
00109                                      BESDataHandlerInterface & dhi )
00110 {
00111     if( _response )
00112     {
00113         transmitter->send_response( DATADDX_SERVICE, _response, dhi ) ;
00114     }
00115 }
00116 
00123 void
00124 BESDataDDXResponseHandler::dump( ostream &strm ) const
00125 {
00126     strm << BESIndent::LMarg << "BESDataDDXResponseHandler::dump - ("
00127                              << (void *)this << ")" << endl ;
00128     BESIndent::Indent() ;
00129     BESResponseHandler::dump( strm ) ;
00130     BESIndent::UnIndent() ;
00131 }
00132 
00133 BESResponseHandler *
00134 BESDataDDXResponseHandler::DataDDXResponseBuilder( const string &name )
00135 {
00136     return new BESDataDDXResponseHandler( name ) ;
00137 }
00138 

Generated on Thu Feb 11 09:13:14 2010 for OPeNDAP Hyrax Back End Server (BES) by  doxygen 1.4.7