6142441f01
* src/evtgba/evtgba.hh (format_state): Likewise. * src/evtgba/product.hh (format_state): Likewise.
69 lines
2.3 KiB
C++
69 lines
2.3 KiB
C++
// Copyright (C) 2004, 2009 Laboratoire d'Informatique de Paris 6 (LIP6),
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// département Systèmes Répartis Coopératifs (SRC), Université Pierre
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// et Marie Curie.
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//
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// This file is part of Spot, a model checking library.
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//
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// Spot is free software; you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// Spot is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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// License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Spot; see the file COPYING. If not, write to the Free
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// Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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// 02111-1307, USA.
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#ifndef SPOT_EVTGBA_EVTGBA_HH
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# define SPOT_EVTGBA_EVTGBA_HH
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#include "tgba/state.hh"
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#include "evtgbaiter.hh"
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namespace spot
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{
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// FIXME: doc me
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class evtgba
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{
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protected:
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evtgba();
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public:
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virtual ~evtgba();
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virtual evtgba_iterator* init_iter() const = 0;
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virtual evtgba_iterator* succ_iter(const state* s) const = 0;
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virtual evtgba_iterator* pred_iter(const state* s) const = 0;
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/// \brief Format the state as a string for printing.
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///
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/// This formating is the responsability of the automata
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/// that owns the state.
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virtual std::string format_state(const state* state) const = 0;
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virtual std::string format_label(const symbol* symbol) const;
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virtual std::string format_acceptance_condition(const symbol* symbol) const;
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virtual std::string
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format_acceptance_conditions(const symbol_set& symset) const;
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/// \brief Return the set of all acceptance conditions used
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/// by this automaton.
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///
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/// The goal of the emptiness check is to ensure that
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/// a strongly connected component walks through each
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/// of these acceptiong conditions. I.e., the union
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/// of the acceptiong conditions of all transition in
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/// the SCC should be equal to the result of this function.
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virtual const symbol_set& all_acceptance_conditions() const = 0;
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virtual const symbol_set& alphabet() const = 0;
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};
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}
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#endif // SPOT_EVTGBA_EVTGBA_HH
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