Changeset 15168 for trunk/sources/HeuristicLab.Problems.VehicleRouting/3.4/ProblemInstances/MultiDepotVRP/MultiDepotVRPProblemInstance.cs

Timestamp:

07/07/17 12:51:24 (7 years ago)

Author:

abeham

Message:

#2696:

• Added additional event handlers to detect change of problem instance data
• Cleared best known solution if it cannot be evaluated anymore due to an exception, e.g. structural change
• Cleared distance matrix in case coordinates change

File:

• trunk/sources/HeuristicLab.Problems.VehicleRouting/3.4/ProblemInstances/MultiDepotVRP/MultiDepotVRPProblemInstance.cs (modified) (3 diffs)

trunk/sources/HeuristicLab.Problems.VehicleRouting/3.4/ProblemInstances/MultiDepotVRP/MultiDepotVRPProblemInstance.cs

@@ -20 +20 @@
 #endregion
 
+using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -174 +175 @@
     [StorableConstructor]
     protected MultiDepotVRPProblemInstance(bool deserializing) : base(deserializing) { }
-
+    protected MultiDepotVRPProblemInstance(MultiDepotVRPProblemInstance original, Cloner cloner)
+      : base(original, cloner) {
+      AttachEventHandlers();
+    }
     public MultiDepotVRPProblemInstance() {
       Parameters.Add(new ValueParameter<IntValue>("Depots", "The number of depots", new IntValue(0)));
       Parameters.Add(new ValueParameter<IntArray>("VehicleDepotAssignment", "The assignment of vehicles to depots", new IntArray()));
+      AttachEventHandlers();
     }
 
@@ -184 +189 @@
     }
 
-    protected MultiDepotVRPProblemInstance(MultiDepotVRPProblemInstance original, Cloner cloner)
-      : base(original, cloner) {
-    }
+    [StorableHook(HookType.AfterDeserialization)]
+    private void AfterDeserialization() {
+      AttachEventHandlers();
+    }
+
+    private void AttachEventHandlers() {
+      DepotsParameter.ValueChanged += DepotsParameter_ValueChanged;
+      Depots.ValueChanged += Depots_ValueChanged;
+      VehicleDepotAssignmentParameter.ValueChanged += VehicleDepotAssignmentParameter_ValueChanged;
+      VehicleDepotAssignment.Reset += VehicleDepotAssignment_Changed;
+      VehicleDepotAssignment.ItemChanged += VehicleDepotAssignment_Changed;
+    }
+
+    #region Event handlers
+    private void DepotsParameter_ValueChanged(object sender, EventArgs e) {
+      Depots.ValueChanged += Depots_ValueChanged;
+      EvalBestKnownSolution();
+    }
+    private void Depots_ValueChanged(object sender, EventArgs e) {
+      EvalBestKnownSolution();
+    }
+    private void VehicleDepotAssignmentParameter_ValueChanged(object sender, EventArgs e) {
+      VehicleDepotAssignment.Reset += VehicleDepotAssignment_Changed;
+      VehicleDepotAssignment.ItemChanged += VehicleDepotAssignment_Changed;
+      EvalBestKnownSolution();
+    }
+    private void VehicleDepotAssignment_Changed(object sender, EventArgs e) {
+      EvalBestKnownSolution();
+    }
+    #endregion
   }
 }