BESCommand.cc

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00001 // BESCommand.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 "BESCommand.h"
00034 #include "BESTermCommand.h"
00035 #include "BESTokenizer.h"
00036 #include "BESDataNames.h"
00037 
00038 string
00039 BESCommand::parse_options( BESTokenizer &tokens,
00040                            BESDataHandlerInterface &dhi )
00041 {
00042     return tokens.get_next_token() ;
00043 }
00044 
00045 BESCommand *BESCommand::TermCommand = new BESTermCommand( "term" ) ;
00046 map< string, BESCommand * > BESCommand::cmd_list ;
00047 
00048 void
00049 BESCommand::add_command( const string &cmd_str, BESCommand *cmd )
00050 {
00051     BESCommand::cmd_list[cmd_str] = cmd ;
00052 }
00053 
00054 bool
00055 BESCommand::del_command( const string &cmd_str )
00056 {
00057     bool ret = false ;
00058     BESCommand *cmd = NULL ;
00059 
00060     BESCommand::cmd_iter iter = BESCommand::cmd_list.find( cmd_str ) ;
00061     if( iter != BESCommand::cmd_list.end() )
00062     {
00063         cmd = (*iter).second ;
00064         if( cmd != NULL )
00065             ret = true ;
00066         if( cmd == BESCommand::TermCommand )
00067             cmd = NULL ;
00068         BESCommand::cmd_list.erase( iter ) ;
00069     }
00070     if( cmd ) delete cmd ;
00071     return ret ;
00072 }
00073 
00074 BESCommand *
00075 BESCommand::find_command( const string &cmd_str )
00076 {
00077     return BESCommand::cmd_list[cmd_str] ;
00078 }
00079 
00086 void
00087 BESCommand::dump( ostream &strm ) const
00088 {
00089     strm << BESIndent::LMarg << "BESCommand::dump - ("
00090                              << (void *)this << ")" << endl ;
00091     BESIndent::Indent() ;
00092     strm << BESIndent::LMarg << "command: " << _cmd << endl ;
00093     BESIndent::UnIndent() ;
00094 }
00095 

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