ArgumentsParser.hpp

00001 /***************************************************************************
00002   tag: Peter Soetens  Mon Jan 19 14:11:26 CET 2004  ArgumentsParser.hpp
00003 
00004                         ArgumentsParser.hpp -  description
00005                            -------------------
00006     begin                : Mon January 19 2004
00007     copyright            : (C) 2004 Peter Soetens
00008     email                : peter.soetens@mech.kuleuven.ac.be
00009 
00010  ***************************************************************************
00011  *   This library is free software; you can redistribute it and/or         *
00012  *   modify it under the terms of the GNU General Public                   *
00013  *   License as published by the Free Software Foundation;                 *
00014  *   version 2 of the License.                                             *
00015  *                                                                         *
00016  *   As a special exception, you may use this file as part of a free       *
00017  *   software library without restriction.  Specifically, if other files   *
00018  *   instantiate templates or use macros or inline functions from this     *
00019  *   file, or you compile this file and link it with other files to        *
00020  *   produce an executable, this file does not by itself cause the         *
00021  *   resulting executable to be covered by the GNU General Public          *
00022  *   License.  This exception does not however invalidate any other        *
00023  *   reasons why the executable file might be covered by the GNU General   *
00024  *   Public License.                                                       *
00025  *                                                                         *
00026  *   This library is distributed in the hope that it will be useful,       *
00027  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00028  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00029  *   Lesser General Public License for more details.                       *
00030  *                                                                         *
00031  *   You should have received a copy of the GNU General Public             *
00032  *   License along with this library; if not, write to the Free Software   *
00033  *   Foundation, Inc., 59 Temple Place,                                    *
00034  *   Suite 330, Boston, MA  02111-1307  USA                                *
00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 #ifndef ARGUMENTSPARSER_HPP
00039 #define ARGUMENTSPARSER_HPP
00040 
00041 #include "parser-types.hpp"
00042 
00043 #include "../PropertyBag.hpp"
00044 #include "CommonParser.hpp"
00045 #include "../TaskContext.hpp"
00046 
00047 #ifdef ORO_PRAGMA_INTERFACE
00048 #pragma interface
00049 #endif
00050 
00051 namespace RTT  { namespace detail
00052 {
00053 
00054 
00055 
00066   class ArgumentsParser
00067   {
00068     // the arguments we have already parsed.
00069     std::vector<DataSourceBase::shared_ptr> margs;
00070     bool mparsed;
00071 
00072     rule_t arguments, argument;
00073 
00074     ExpressionParser& expressionparser;
00075 
00076     void seen_arg();
00077     void seenarguments();
00078 
00079     std::string mobject;
00080     std::string mmethod;
00081     TaskContext* _peer;
00082     OperationInterface* mtobject;
00083   public:
00089       ArgumentsParser( ExpressionParser& p, TaskContext* peer, OperationInterface* tobject,
00090                        const std::string& object, const std::string& method );
00091 
00092       ~ArgumentsParser();
00093 
00094       TaskContext* peer()
00095       {
00096           return _peer;
00097       }
00098 
00099       OperationInterface* object()
00100       {
00101           return mtobject;
00102       }
00103 
00104     rule_t& parser()
00105       {
00106         return arguments;
00107       }
00108 
00112     std::vector<DataSourceBase::shared_ptr> result()
00113       {
00114         return margs;
00115       }
00121     bool parsed() const
00122       {
00123         return mparsed;
00124       }
00125 
00126     std::string objectname()
00127       {
00128         return mobject;
00129       }
00130     std::string methodname()
00131       {
00132         return mmethod;
00133       }
00134   };
00135 }}
00136 
00137 #endif
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