00001 // BESShowCommand.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 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 "BESShowCommand.h" 00034 #include "BESTokenizer.h" 00035 #include "BESResponseHandlerList.h" 00036 #include "BESSyntaxUserError.h" 00037 00058 BESResponseHandler * 00059 BESShowCommand::parse_request( BESTokenizer &tokenizer, 00060 BESDataHandlerInterface &dhi ) 00061 { 00062 BESResponseHandler *retResponse = 0 ; 00063 00064 string my_token = parse_options( tokenizer, dhi ) ; 00065 00066 /* First we will make sure that the developer has not over-written this 00067 * command to work with a sub command. In other words, they have a new 00068 * command called "show something". Look up show.something 00069 */ 00070 string newcmd = _cmd + "." + my_token ; 00071 BESCommand *cmdobj = BESCommand::find_command( newcmd ) ; 00072 if( cmdobj && cmdobj != BESCommand::TermCommand ) 00073 { 00074 retResponse = cmdobj->parse_request( tokenizer, dhi ) ; 00075 } 00076 else 00077 { 00078 dhi.action = newcmd ; 00079 retResponse = 00080 BESResponseHandlerList::TheList()->find_handler( newcmd ) ; 00081 if( !retResponse ) 00082 { 00083 string err( "Command " ) ; 00084 err += _cmd + " " + my_token ; 00085 err += " does not have a registered response handler" ; 00086 throw BESSyntaxUserError( err, __FILE__, __LINE__ ) ; 00087 } 00088 00089 my_token = tokenizer.get_next_token() ; 00090 if( my_token != ";" ) 00091 { 00092 tokenizer.parse_error( my_token + " not expected" ) ; 00093 } 00094 } 00095 00096 return retResponse ; 00097 } 00098 00105 void 00106 BESShowCommand::dump( ostream &strm ) const 00107 { 00108 strm << BESIndent::LMarg << "BESShowCommand::dump - (" 00109 << (void *)this << ")" << endl ; 00110 BESIndent::Indent() ; 00111 BESCommand::dump( strm ) ; 00112 BESIndent::UnIndent() ; 00113 } 00114