314768bf28
* src/ltlast/refformula.cc (ref_formula::ref_count_): New method. * src/ltlast/atomic_prop.hh (atomic_prop::dump_instance): New method. * src/ltlast/atomic_prop.cc (atomic_prop::dump_instance): New method.
73 lines
2.2 KiB
C++
73 lines
2.2 KiB
C++
// Copyright (C) 2003, 2004 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_LTLAST_ATOMIC_PROP_HH
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# define SPOT_LTLAST_ATOMIC_PROP_HH
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#include <string>
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#include <iostream>
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#include <map>
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#include "refformula.hh"
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#include "ltlenv/environment.hh"
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namespace spot
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{
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namespace ltl
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{
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/// Atomic propositions.
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class atomic_prop : public ref_formula
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{
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public:
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/// Build an atomic proposition with name \a name in
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/// environment \a env.
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static atomic_prop* instance(const std::string& name, environment& env);
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virtual void accept(visitor& visitor);
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virtual void accept(const_visitor& visitor) const;
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/// Get the name of the atomic proposition.
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const std::string& name() const;
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/// Get the environment of the atomic proposition.
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environment& env() const;
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/// Number of instantiated atomic propositions. For debugging.
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static unsigned instance_count();
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/// List all instances of atomic propositions. For debugging.
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static std::ostream& dump_instances(std::ostream& os);
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protected:
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atomic_prop(const std::string& name, environment& env);
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virtual ~atomic_prop();
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typedef std::pair<std::string, environment*> pair;
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typedef std::map<pair, atomic_prop*> map;
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static map instances;
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private:
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std::string name_;
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environment* env_;
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};
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}
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}
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#endif // SPOT_LTLAST_ATOMICPROP_HH
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