00001 // Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris 6 (LIP6), 00002 // département Systèmes Répartis Coopératifs (SRC), Université Pierre 00003 // et Marie Curie. 00004 // 00005 // This file is part of Spot, a model checking library. 00006 // 00007 // Spot is free software; you can redistribute it and/or modify it 00008 // under the terms of the GNU General Public License as published by 00009 // the Free Software Foundation; either version 2 of the License, or 00010 // (at your option) any later version. 00011 // 00012 // Spot is distributed in the hope that it will be useful, but WITHOUT 00013 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 00014 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 00015 // License for more details. 00016 // 00017 // You should have received a copy of the GNU General Public License 00018 // along with Spot; see the file COPYING. If not, write to the Free 00019 // Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 00020 // 02111-1307, USA. 00021 00024 #ifndef SPOT_LTLAST_ATOMIC_PROP_HH 00025 # define SPOT_LTLAST_ATOMIC_PROP_HH 00026 00027 #include <string> 00028 #include <iosfwd> 00029 #include <map> 00030 #include "refformula.hh" 00031 #include "ltlenv/environment.hh" 00032 00033 namespace spot 00034 { 00035 namespace ltl 00036 { 00037 00040 class atomic_prop : public ref_formula 00041 { 00042 public: 00045 static atomic_prop* instance(const std::string& name, environment& env); 00046 00047 virtual void accept(visitor& visitor); 00048 virtual void accept(const_visitor& visitor) const; 00049 00051 const std::string& name() const; 00053 environment& env() const; 00054 00056 static unsigned instance_count(); 00058 static std::ostream& dump_instances(std::ostream& os); 00059 00060 protected: 00061 atomic_prop(const std::string& name, environment& env); 00062 virtual ~atomic_prop(); 00063 00064 typedef std::pair<std::string, environment*> pair; 00065 typedef std::map<pair, atomic_prop*> map; 00066 static map instances; 00067 00068 private: 00069 std::string name_; 00070 environment* env_; 00071 }; 00072 00073 } 00074 } 00075 00076 #endif // SPOT_LTLAST_ATOMICPROP_HH