/**
* Increment the iterator (used by the boost iterator base class).
*/
public void increment()
{
//BitSet set_mask = new BitSet(_m.getSetBits());
BitSet set_mask = _m.getSetBits().getBitSetObject();
int i = set_mask.nextClearBit(0);
while (i < _ap_set.size())
{
if (_cur_e.get(i) == false)
{
_cur_e.set(i, true);
return;
}
else
{
_cur_e.set(i, false);
i = set_mask.nextClearBit(i + 1);
}
}
// overflow -> end
_end_marker = true;
}
public List <int> MakeOneMove(int stateIndex, Valuation env, string evt)
{
DA_State state = this._index[stateIndex];
List <int> returnList = new List <int>();
if (state.hasOnlySelfLoop())
{
// get first to-state, as all the to-states are the same
DA_State to = state.edges().get(new APElement(_ap_set.all_elements_begin()));
returnList.Add(to.Index);
return(returnList);
}
//Transition[] trans = fromTransitions[state];
//foreach (Transition tran in trans)
for (int el_it = _ap_set.all_elements_begin(); el_it != _ap_set.all_elements_end(); ++el_it)
{
APElement label = new APElement(el_it);
DA_State to_state = state.edges().get(label);
int to_state_index = to_state.Index;
//bool toAdd = true;
//for (int i = 0; i < _ap_set.size(); i++)
bool toAdd = true;
for (int i = 0; i < _ap_set.size(); i++)
{
////If the transition is labelled with Sigma, there should not be any other labels.
//if (label.IsSigmal)
//{
// //if(!returnList.Contains(tran.ToState))
// {
// returnList.Add(tran.ToState);
// }
// break;
//}
string labelstring = _ap_set.getAP(i);
//If the labed is negated, e.g., !eat0.
if (!label.get(i))
{
if (!DeclarationDatabase.ContainsKey(labelstring)) //If the label is an event.
{
//if the label says that this event can not happen, the event is eat0 and the label is !eat0.
if (labelstring == evt)
{
toAdd = false;
break;
}
}
else //If the label is a proposition.
{
ExpressionValue v = EvaluatorDenotational.Evaluate(DeclarationDatabase[labelstring], env);
//liuyang: v must be a boolconstant, 20/04/2009
Debug.Assert(v is BoolConstant);
//if (v is BoolConstant)
//{
if ((v as BoolConstant).Value)
{
toAdd = false;
break;
}
//}
}
}
else //if (!label.Negated)
{
if (!DeclarationDatabase.ContainsKey(labelstring)) //If the label is an event.
{
if (labelstring != evt)
{
toAdd = false;
break;
}
}
else //If the label is a proposition.
{
ExpressionValue v = EvaluatorDenotational.Evaluate(DeclarationDatabase[labelstring], env);
//liuyang: v must be a boolconstant, 20/04/2009
Debug.Assert(v is BoolConstant);
//if (v is BoolConstant)
//{
if (!(v as BoolConstant).Value)
{
toAdd = false;
break;
}
//}
}
}
}
if (toAdd && !returnList.Contains(to_state_index))
{
returnList.Add(to_state_index);
}
}
return(returnList);
}
public List<int> MakeOneMove(int stateIndex, Valuation env, string evt)
{
DA_State state = this._index[stateIndex];
List<int> returnList = new List<int>();
if (state.hasOnlySelfLoop())
{
// get first to-state, as all the to-states are the same
DA_State to = state.edges().get(new APElement(_ap_set.all_elements_begin()));
returnList.Add(to.Index);
return returnList;
}
//Transition[] trans = fromTransitions[state];
//foreach (Transition tran in trans)
for (int el_it = _ap_set.all_elements_begin(); el_it != _ap_set.all_elements_end(); ++el_it)
{
APElement label = new APElement(el_it);
DA_State to_state = state.edges().get(label);
int to_state_index = to_state.Index;
//bool toAdd = true;
//for (int i = 0; i < _ap_set.size(); i++)
bool toAdd = true;
for (int i = 0; i < _ap_set.size(); i++)
{
////If the transition is labelled with Sigma, there should not be any other labels.
//if (label.IsSigmal)
//{
// //if(!returnList.Contains(tran.ToState))
// {
// returnList.Add(tran.ToState);
// }
// break;
//}
string labelstring = _ap_set.getAP(i);
//If the labed is negated, e.g., !eat0.
if (!label.get(i))
{
if (!DeclarationDatabase.ContainsKey(labelstring)) //If the label is an event.
{
//if the label says that this event can not happen, the event is eat0 and the label is !eat0.
if (labelstring == evt)
{
toAdd = false;
break;
}
}
else //If the label is a proposition.
{
ExpressionValue v = EvaluatorDenotational.Evaluate(DeclarationDatabase[labelstring], env);
//liuyang: v must be a boolconstant, 20/04/2009
Debug.Assert(v is BoolConstant);
//if (v is BoolConstant)
//{
if ((v as BoolConstant).Value)
{
toAdd = false;
break;
}
//}
}
}
else //if (!label.Negated)
{
if (!DeclarationDatabase.ContainsKey(labelstring)) //If the label is an event.
{
if (labelstring != evt)
{
toAdd = false;
break;
}
}
else //If the label is a proposition.
{
ExpressionValue v = EvaluatorDenotational.Evaluate(DeclarationDatabase[labelstring], env);
//liuyang: v must be a boolconstant, 20/04/2009
Debug.Assert(v is BoolConstant);
//if (v is BoolConstant)
//{
if (!(v as BoolConstant).Value)
{
toAdd = false;
break;
}
//}
}
}
}
if (toAdd && !returnList.Contains(to_state_index))
{
returnList.Add(to_state_index);
}
}
return returnList;
}