public virtual bool evaluate(IFact[] left, IFact right, Rete engine)
{
if (function != null)
{
IReturnVector rv = function.executeFunction(engine, params_Renamed);
return(rv.firstReturnValue().BooleanValue);
}
else if (left.Length > leftrow)
{
if (left[leftrow] == right)
{
return(false);
}
return(Evaluate.evaluate(operator_Renamed, left[leftrow].getSlotValue(leftIndex), right.getSlotValue(rightIndex)));
}
else
{
return(false);
}
}
/// <summary> evaluate the node's value against the slot's value. The method
/// uses Evaluate class to perform the evaluation
/// </summary>
/// <param name="">factInstance
/// </param>
/// <param name="">engine
/// </param>
/// <returns>
///
/// </returns>
public virtual bool evaluate(IFact factInstance)
{
return(Evaluate.evaluate(operator_Renamed, factInstance.getSlotValue(slot.Id), slot.Value));
}