BESFileContainer.cc

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00001 // BESFileContainer.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) 2004,2005 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 #include "BESFileContainer.h"
00034 #include "TheBESKeys.h"
00035 #include "BESUncompressManager.h"
00036 #include "BESCache.h"
00037 #include "BESContainerStorageException.h"
00038 
00039 BESFileContainer::BESFileContainer( const string &sym_name,
00040                                     const string &real_name,
00041                                     const string &type )
00042     : BESContainer( sym_name, real_name, type )
00043 {
00044     string::size_type dotdot = real_name.find( ".." ) ;
00045     if( dotdot != string::npos )
00046     {
00047         string s = (string)"'../' not allowed in container real name "
00048                    + real_name ;
00049         throw BESContainerStorageException( s, __FILE__, __LINE__ ) ;
00050     }
00051 }
00052 
00053 BESFileContainer::BESFileContainer( const BESFileContainer &copy_from )
00054     : BESContainer( copy_from )
00055 {
00056 }
00057 
00058 void
00059 BESFileContainer::_duplicate( BESContainer &copy_to )
00060 {
00061     BESContainer::_duplicate( copy_to ) ;
00062 }
00063 
00064 BESContainer *
00065 BESFileContainer::ptr_duplicate( )
00066 {
00067     BESContainer *container = new BESFileContainer ;
00068     BESContainer::_duplicate( *container ) ;
00069     return container ;
00070 }
00071 
00072 string
00073 BESFileContainer::access()
00074 {
00075     // This is easy ... create the cache using the different keys
00076     BESKeys *keys = TheBESKeys::TheKeys() ;
00077     BESCache cache( *keys, "BES.CacheDir", "BES.CachePrefix", "BES.CacheSize" );
00078 
00079     return BESUncompressManager::TheManager()->uncompress( get_real_name(),
00080                                                            cache ) ;
00081 }
00082 
00090 void
00091 BESFileContainer::dump( ostream &strm ) const
00092 {
00093     strm << BESIndent::LMarg << "BESFileContainer::dump - ("
00094                              << (void *)this << ")" << endl ;
00095     BESIndent::Indent() ;
00096     BESContainer::dump( strm ) ;
00097     BESIndent::UnIndent() ;
00098 }
00099 

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