Orocos Real-Time Toolkit  2.5.0
PeerParser.hpp
00001 /***************************************************************************
00002   tag: Peter Soetens  Tue Dec 21 22:43:08 CET 2004  PeerParser.hpp
00003 
00004                         PeerParser.hpp -  description
00005                            -------------------
00006     begin                : Tue December 21 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,                                    *
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00035  *                                                                         *
00036  ***************************************************************************/
00037 
00038 
00039 
00040 #ifndef ORO_PEERPARSER_HPP
00041 #define ORO_PEERPARSER_HPP
00042 
00043 #include "parser-types.hpp"
00044 #include "CommonParser.hpp"
00045 #include <queue>
00046 #include <string>
00047 #include "rtt-scripting-config.h"
00048 #include "../rtt-fwd.hpp"
00049 
00050 namespace RTT
00051 {
00052 
00053     namespace scripting {
00058     class RTT_SCRIPTING_API PeerParser
00059     {
00060         CommonParser& commonparser;
00061         rule_t peerpath, peerlocator;
00062         std::queue<std::string> callqueue;
00063         ServicePtr mcurobject;
00064         std::string mlastobject;
00065         TaskContext* context;
00066         TaskContext* _peer;
00067         bool mfullpath;
00068         RTT_HIDE void done();
00069 
00070         RTT_HIDE void seenobjectname( iter_t begin, iter_t end );
00071         RTT_HIDE void locatepeer( iter_t begin, iter_t end );
00072 
00073         enum PeerErrors { peer_not_found };
00074         guard<PeerErrors> my_guard;
00075 
00079         boost::iterator_difference<iter_t>::type advance_on_error;
00080         RTT_HIDE error_status<> handle_no_peer(scanner_t const& scan, parser_error<PeerErrors, iter_t>&e );
00081     public:
00089         PeerParser(TaskContext* c, CommonParser& cp, bool fullpath=false);
00090 
00095         void reset();
00096 
00104         rule_t& parser();
00105 
00111         rule_t& locator();
00112 
00116         TaskContext* peer();
00117 
00121         std::string object();
00122 
00126         ServicePtr taskObject();
00127     };
00128 }}
00129 
00130 #endif