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) 2004,2005 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 "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     string my_token = tokens.get_next_token() ;
00043     return my_token ;
00044 }
00045 
00046 BESCommand *BESCommand::TermCommand = new BESTermCommand( "term" ) ;
00047 map< string, BESCommand * > BESCommand::cmd_list ;
00048 
00049 void
00050 BESCommand::add_command( const string &cmd_str, BESCommand *cmd )
00051 {
00052     BESCommand::cmd_list[cmd_str] = cmd ;
00053 }
00054 
00055 bool
00056 BESCommand::del_command( const string &cmd_str )
00057 {
00058     bool ret = false ;
00059     BESCommand *cmd = NULL ;
00060 
00061     BESCommand::cmd_iter iter = BESCommand::cmd_list.find( cmd_str ) ;
00062     if( iter != BESCommand::cmd_list.end() )
00063     {
00064         cmd = (*iter).second ;
00065         if( cmd != NULL )
00066             ret = true ;
00067         if( cmd == BESCommand::TermCommand )
00068             cmd = NULL ;
00069         BESCommand::cmd_list.erase( iter ) ;
00070     }
00071     if( cmd ) delete cmd ;
00072     return ret ;
00073 }
00074 
00075 BESCommand *
00076 BESCommand::find_command( const string &cmd_str )
00077 {
00078     return BESCommand::cmd_list[cmd_str] ;
00079 }
00080 
00087 void
00088 BESCommand::dump( ostream &strm ) const
00089 {
00090     strm << BESIndent::LMarg << "BESCommand::dump - ("
00091                              << (void *)this << ")" << endl ;
00092     BESIndent::Indent() ;
00093     strm << BESIndent::LMarg << "command: " << _cmd << endl ;
00094     BESIndent::UnIndent() ;
00095 }
00096 

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