spot  0.8.1
multop.hh
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00001 // Copyright (C) 2009 Laboratoire de Recherche et Développement
00002 // de l'Epita (LRDE).
00003 // Copyright (C) 2003, 2004 Laboratoire d'Informatique de Paris
00004 // 6 (LIP6), département Systèmes Répartis Coopératifs (SRC),
00005 // Université Pierre et Marie Curie.
00006 //
00007 // This file is part of Spot, a model checking library.
00008 //
00009 // Spot is free software; you can redistribute it and/or modify it
00010 // under the terms of the GNU General Public License as published by
00011 // the Free Software Foundation; either version 2 of the License, or
00012 // (at your option) any later version.
00013 //
00014 // Spot is distributed in the hope that it will be useful, but WITHOUT
00015 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
00016 // or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
00017 // License for more details.
00018 //
00019 // You should have received a copy of the GNU General Public License
00020 // along with Spot; see the file COPYING.  If not, write to the Free
00021 // Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
00022 // 02111-1307, USA.
00023 
00026 #ifndef SPOT_LTLAST_MULTOP_HH
00027 # define SPOT_LTLAST_MULTOP_HH
00028 
00029 #include <vector>
00030 #include <map>
00031 #include <iosfwd>
00032 #include "refformula.hh"
00033 
00034 namespace spot
00035 {
00036   namespace ltl
00037   {
00038 
00043     class multop : public ref_formula
00044     {
00045     public:
00046       enum type { Or, And };
00047 
00049       typedef std::vector<formula*> vec;
00050 
00063       static formula* instance(type op, formula* first, formula* second);
00064 
00077       static formula* instance(type op, vec* v);
00078 
00079       virtual void accept(visitor& v);
00080       virtual void accept(const_visitor& v) const;
00081 
00083       unsigned size() const;
00087       const formula* nth(unsigned n) const;
00091       formula* nth(unsigned n);
00092 
00094       type op() const;
00096       const char* op_name() const;
00097 
00099       virtual std::string dump() const;
00100 
00102       static unsigned instance_count();
00103 
00105       static std::ostream& dump_instances(std::ostream& os);
00106 
00107     protected:
00108       typedef std::pair<type, vec*> pair;
00110       struct paircmp
00111       {
00112         bool
00113         operator () (const pair& p1, const pair& p2) const
00114         {
00115           if (p1.first != p2.first)
00116             return p1.first < p2.first;
00117           return *p1.second < *p2.second;
00118         }
00119       };
00120       typedef std::map<pair, multop*, paircmp> map;
00121       static map instances;
00122 
00123       multop(type op, vec* v);
00124       virtual ~multop();
00125 
00126     private:
00127       type op_;
00128       vec* children_;
00129     };
00130 
00131   }
00132 }
00133 
00134 #endif // SPOT_LTLAST_MULTOP_HH

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