spot  1.0.1
bfssteps.hh
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1 // Copyright (C) 2011 Laboratoire de Recherche et Developpement de
2 // l'Epita (LRDE).
3 // Copyright (C) 2004, 2005 Laboratoire d'Informatique de Paris 6 (LIP6),
4 // département Systèmes Répartis Coopératifs (SRC), Université Pierre
5 // et Marie Curie.
6 //
7 // This file is part of Spot, a model checking library.
8 //
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10 // under the terms of the GNU General Public License as published by
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21 
22 #ifndef SPOT_TGBAALGOS_BFSSTEPS_HH
23 # define SPOT_TGBAALGOS_BFSSTEPS_HH
24 
25 #include <map>
26 #include "tgba/state.hh"
27 #include "emptiness.hh"
28 
29 namespace spot
30 {
41  class bfs_steps
42  {
43  public:
44  bfs_steps(const tgba* a);
45  virtual ~bfs_steps();
46 
52  const state* search(const state* start, tgba_run::steps& l);
53 
70  virtual const state* filter(const state* s) = 0;
71 
86  virtual bool match(tgba_run::step& step, const state* dest) = 0;
87 
94  virtual void finalize(const std::map<const state*, tgba_run::step,
95  state_ptr_less_than>& father,
96  const tgba_run::step& s,
97  const state* start,
98  tgba_run::steps& l);
99 
100  protected:
101  const tgba* a_;
102  };
103 
104 
105 }
106 
107 #endif // SPOT_TGBAALGOS_BFSSTEPS_HH

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