Changeset 11905 for stable/HeuristicLab.Algorithms.VariableNeighborhoodSearch/3.3/VariableNeighborhoodSearch.cs

Timestamp:

02/05/15 10:39:46 (10 years ago)

Author:

abeham

Message:

#2232: merged to stable

Location:

stable

Files:

• . (modified) (1 prop)
• HeuristicLab.Algorithms.VariableNeighborhoodSearch/3.3/VariableNeighborhoodSearch.cs (modified) (1 diff)

stable/HeuristicLab.Algorithms.VariableNeighborhoodSearch/3.3/VariableNeighborhoodSearch.cs

@@ -283 +283 @@
     private void ParameterizeLocalImprovementOperators() {
       foreach (ILocalImprovementOperator op in LocalImprovementParameter.ValidValues) {
-        if (op != LocalImprovementParameter.Value) op.Problem = null;
         op.MaximumIterationsParameter.Value = null;
         op.MaximumIterationsParameter.ActualName = LocalImprovementMaximumIterationsParameter.Name;
-      }
-      if (LocalImprovementParameter.Value != null)
-        LocalImprovementParameter.Value.Problem = Problem;
+
+        var algOp = op as ILocalImprovementAlgorithmOperator;
+        if (algOp != null && algOp != LocalImprovementParameter.Value) algOp.Problem = null;
+      }
+      if (LocalImprovementParameter.Value is ILocalImprovementAlgorithmOperator)
+        ((ILocalImprovementAlgorithmOperator)LocalImprovementParameter.Value).Problem = Problem;
     }
     private void InitializeLocalImprovementOperators() {
-      if (Problem == null) {
-        LocalImprovementParameter.ValidValues.Clear();
-      } else {
-        foreach (var entry in LocalImprovementParameter.ValidValues.ToList()) {
-          if (!entry.ProblemType.IsAssignableFrom(Problem.GetType())) {
-            LocalImprovementParameter.ValidValues.Remove(entry);
-          }
+      LocalImprovementParameter.ValidValues.Clear();
+      if (Problem != null) {
+        // Regular ILocalImprovementOperators queried from Problem
+        foreach (var op in Problem.Operators.OfType<ILocalImprovementOperator>().Where(x => !(x is ILocalImprovementAlgorithmOperator))) {
+          LocalImprovementParameter.ValidValues.Add(op);
         }
-        foreach (ILocalImprovementOperator op in ApplicationManager.Manager.GetInstances<ILocalImprovementOperator>().Where(x => x.ProblemType.IsAssignableFrom(Problem.GetType()))) {
-          if (!LocalImprovementParameter.ValidValues.Any(x => x.GetType() == op.GetType()))
+        // ILocalImprovementAlgorithmOperators queried from ApplicationManager
+        var algOps = ApplicationManager.Manager.GetInstances<ILocalImprovementAlgorithmOperator>()
+                                               .Where(x => x.ProblemType.IsInstanceOfType(Problem));
+        foreach (var op in algOps) {
+          if (LocalImprovementParameter.ValidValues.All(x => x.GetType() != op.GetType()))
             LocalImprovementParameter.ValidValues.Add(op);
         }