private static List <Type> GetMostSpecificMoveOperatorTypes(IMoveGenerator generator)
{
List <Type> moveTypes = generator.GetType().GetInterfaces().Where(x => typeof(IMoveOperator).IsAssignableFrom(x)).ToList();
foreach (Type type in moveTypes.ToList())
{
if (moveTypes.Any(t => t != type && type.IsAssignableFrom(t)))
{
moveTypes.Remove(type);
}
}
return(moveTypes);
}
private void UpdateMoveOperators()
{
IMoveGenerator oldMoveGenerator = MoveGenerator;
IMoveMaker oldMoveMaker = MoveMaker;
ISingleObjectiveMoveEvaluator oldMoveEvaluator = MoveEvaluator;
ClearMoveParameters();
if (problem != null)
{
foreach (IMultiMoveGenerator generator in problem.Operators.OfType <IMultiMoveGenerator>().OrderBy(x => x.Name))
{
MoveGeneratorParameter.ValidValues.Add(generator);
}
foreach (IExhaustiveMoveGenerator generator in problem.Operators.OfType <IExhaustiveMoveGenerator>().OrderBy(x => x.Name))
{
MoveGeneratorParameter.ValidValues.Add(generator);
}
if (oldMoveGenerator != null)
{
IMoveGenerator newMoveGenerator = MoveGeneratorParameter.ValidValues.FirstOrDefault(x => x.GetType() == oldMoveGenerator.GetType());
if (newMoveGenerator != null)
{
MoveGenerator = newMoveGenerator;
}
}
ChooseMoveOperators(oldMoveMaker, oldMoveEvaluator);
}
}
private void UpdateMoveGenerator()
{
IMoveGenerator oldMoveGenerator = MoveGenerator;
IMoveGenerator defaultMoveGenerator = Problem.Operators.OfType <IMoveGenerator>().FirstOrDefault();
MoveGeneratorParameter.ValidValues.Clear();
if (Problem != null)
{
foreach (IMoveGenerator generator in Problem.Operators.OfType <IMoveGenerator>().OrderBy(x => x.Name))
{
MoveGeneratorParameter.ValidValues.Add(generator);
}
}
if (oldMoveGenerator != null)
{
IMoveGenerator newMoveGenerator = MoveGeneratorParameter.ValidValues.FirstOrDefault(x => x.GetType() == oldMoveGenerator.GetType());
if (newMoveGenerator != null)
{
MoveGenerator = newMoveGenerator;
}
else
{
oldMoveGenerator = null;
}
}
if (oldMoveGenerator == null && defaultMoveGenerator != null)
{
MoveGenerator = defaultMoveGenerator;
}
if (MoveGenerator == null)
{
ClearMoveParameters();
}
}
private void UpdateMoveGenerator()
{
IMoveGenerator oldMoveGenerator = MoveGenerator;
IMoveGenerator defaultMoveGenerator = Problem.Operators.OfType <IMoveGenerator>().FirstOrDefault();
MoveGeneratorParameter.ValidValues.Clear();
if (Problem != null)
{
// only add move generators that also have a corresponding tabu-checker and tabu-maker
foreach (IMoveGenerator generator in Problem.Operators.OfType <IMoveGenerator>().OrderBy(x => x.Name))
{
// get all interfaces equal to or derived from IMoveOperator that this move generator implements
var moveTypes = generator.GetType().GetInterfaces().Where(x => typeof(IMoveOperator).IsAssignableFrom(x)).ToList();
// keep only the most specific interfaces (e.g. IPermutationTranslocationMoveOperator);
// by removing all interfaces for which a derived interface is also contained in the moveTypes set
foreach (var type in moveTypes.ToList())
{
if (moveTypes.Any(t => t != type && type.IsAssignableFrom(t)))
{
moveTypes.Remove(type);
}
}
// keep move generator only if there is a tabu checker and a tabu maker that is derived from the same move interface
if (Problem.Operators.OfType <ITabuChecker>().Any(op => moveTypes.Any(m => m.IsInstanceOfType(op))) &&
Problem.Operators.OfType <ITabuMaker>().Any(op => moveTypes.Any(m => m.IsInstanceOfType(op))))
{
MoveGeneratorParameter.ValidValues.Add(generator);
}
}
}
if (oldMoveGenerator != null && MoveGeneratorParameter.ValidValues.Any(x => x.GetType() == oldMoveGenerator.GetType()))
{
MoveGenerator = MoveGeneratorParameter.ValidValues.FirstOrDefault(x => x.GetType() == oldMoveGenerator.GetType());
}
if (MoveGenerator == null && defaultMoveGenerator != null)
{
MoveGenerator = defaultMoveGenerator;
}
if (MoveGenerator == null)
{
ClearMoveParameters();
}
}
