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

BESUncompressManager.h

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00001 // BESUncompressManager.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 I_BESUncompressManager_h
00034 #define I_BESUncompressManager_h 1
00035 
00036 #include <map>
00037 #include <string>
00038 
00039 using std::map ;
00040 using std::string ;
00041 
00042 #include "BESObj.h"
00043 
00044 class BESCache ;
00045 
00046 typedef void (*p_bes_uncompress)( const string &src, const string &target ) ;
00047 
00066 class BESUncompressManager : public BESObj
00067 {
00068 private:
00069     static BESUncompressManager *       _instance ;
00070     map< string, p_bes_uncompress >     _uncompress_list ;
00071     unsigned int                        _retry ; // milleseconds
00072     unsigned int                        _num_tries ;
00073 
00074     typedef map< string, p_bes_uncompress >::const_iterator UCIter ;
00075     typedef map< string, p_bes_uncompress >::iterator UIter ;
00076 protected:
00077                                         BESUncompressManager(void) ;
00078 public:
00079     virtual                             ~BESUncompressManager(void) {}
00080 
00081     virtual bool                        add_method( const string &name,
00082                                                     p_bes_uncompress method ) ;
00083     virtual bool                        remove_method( const string &name ) ;
00084     virtual p_bes_uncompress            find_method( const string &name ) ;
00085 
00086     virtual string                      get_method_names() ;
00087 
00088     virtual bool                        uncompress( const string &src,
00089                                                     string &target,
00090                                                     BESCache &cache ) ;
00091 
00092     virtual void                        dump( ostream &strm ) const ;
00093 
00094     static BESUncompressManager *       TheManager() ;
00095 };
00096 
00097 #endif // I_BESUncompressManager_h
00098