BESCmdInterface.h

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00001 // BESCmdInterface.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) 2004,2005 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 Atmostpheric 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 BESCmdInterface_h_
00034 #define BESCmdInterface_h_ 1
00035 
00036 #include <new>
00037 
00038 using std::new_handler ;
00039 using std::bad_alloc ;
00040 
00041 #include "BESInterface.h"
00042 #include "BESDataHandlerInterface.h"
00043 #include "BESDataRequestInterface.h"
00044 
00068 class BESCmdInterface : public BESInterface
00069 {
00070 protected:
00071     virtual void                initialize() ;
00072     virtual void                validate_data_request() ;
00073     virtual void                build_data_request_plan() ;
00074     virtual void                execute_data_request_plan() ;
00075     virtual void                invoke_aggregation();
00076     virtual void                transmit_data() ;
00077     virtual void                log_status() ;
00078     virtual void                clean() ;
00079 public:
00080                                 BESCmdInterface() ;
00081                                 BESCmdInterface( const string &cmd ) ;
00082     virtual                     ~BESCmdInterface() ;
00083 
00084     virtual int                 execute_request() ;
00085 
00086     virtual void                dump( ostream &strm ) const ;
00087 } ;
00088 
00089 #endif // BESCmdInterface_h_
00090 

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