OPeNDAP Hyrax Back End Server (BES) Updated for version 3.8.3

BESXMLInterface.h

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00001 // BESXMLInterface.h
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 #ifndef BESXMLInterface_h_
00034 #define BESXMLInterface_h_ 1
00035 
00036 #include <new>
00037 #include <vector>
00038 
00039 using std::new_handler ;
00040 using std::bad_alloc ;
00041 using std::vector ;
00042 
00043 #include "BESBasicInterface.h"
00044 #include "BESXMLUtils.h"
00045 
00046 class BESXMLCommand ;
00047 
00052 class BESXMLInterface : public BESBasicInterface
00053 {
00054 private:
00055     vector<BESXMLCommand *>     _cmd_list ;
00056     BESDataHandlerInterface     _base_dhi ;
00057 protected:
00058     virtual void                initialize() ;
00059     virtual void                validate_data_request() ;
00060     virtual void                build_data_request_plan() ;
00061     virtual void                execute_data_request_plan() ;
00062     virtual void                invoke_aggregation();
00063     virtual void                transmit_data() ;
00064     virtual void                log_status() ;
00065     virtual void                report_request() ;
00066     virtual void                clean() ;
00067 public:
00068                                 BESXMLInterface( const string &cmd,
00069                                                  ostream *strm ) ;
00070     virtual                     ~BESXMLInterface() ;
00071 
00072     virtual int                 execute_request( const string &from ) ;
00073 
00074     virtual void                dump( ostream &strm ) const ;
00075 } ;
00076 
00077 #endif // BESXMLInterface_h_
00078