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overload.hpp
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37 
38 namespace Gecode { namespace Int { namespace Unary {
39 
40  // Overload checking for mandatory tasks
41  template<class ManTask>
45  sort<typename TaskTraits<ManTask>::TaskViewFwd,STO_LCT,true>(f);
46 
47  Region r(home);
49 
50  for (int i=0; i<f.size(); i++) {
51  o.insert(i);
52  if (o.ect() > f[i].lct())
53  return ES_FAILED;
54  }
55  return ES_OK;
56  }
57 
58  // Overload checking for optional tasks
59  template<class OptTask>
63  sort<typename TaskTraits<OptTask>::TaskViewFwd,STO_LCT,true>(f);
64 
65  Region r(home);
67 
68  bool to_purge = false;
69 
70  for (int i=0; i<f.size(); i++) {
71  if (f[i].optional()) {
72  ol.linsert(i);
73  } else if (f[i].mandatory()) {
74  ol.oinsert(i);
75  if (ol.ect() > f[i].lct())
76  return ES_FAILED;
77  }
78  while (!ol.lempty() && (ol.lect() > f[i].lct())) {
79  int j = ol.responsible();
80  GECODE_ME_CHECK(f[j].excluded(home));
81  ol.lremove(j);
82  to_purge = true;
83  }
84  }
85 
86  if (to_purge)
87  GECODE_ES_CHECK((purge<OptTask,Int::PC_INT_BND>(home,p,t)));
88  return ES_OK;
89  }
90 
91 }}}
92 
93 // STATISTICS: int-prop