Changeset 7995 for trunk/sources/HeuristicLab.Selection/3.3/GeneralizedRankSelector.cs

Timestamp:

06/13/12 09:01:31 (12 years ago)

Author:

mkommend

Message:

#1871: Added quality checks in all SingleObjectiveSelectors.

File:

• trunk/sources/HeuristicLab.Selection/3.3/GeneralizedRankSelector.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Selection/3.3/GeneralizedRankSelector.cs

@@ -63 +63 @@
       double pressure = PressureParameter.ActualValue.Value;
 
-      var ordered = qualities.Select((x, index) => new KeyValuePair<int, double>(index, x.Value)).OrderBy(x => x.Value).ToList();
+      var ordered = qualities.Where(x => IsValidQuality(x.Value)).Select((x, index) => new KeyValuePair<int, double>(index, x.Value)).OrderBy(x => x.Value).ToList();
       if (maximization) ordered.Reverse();
+
+      //check if list with indexes is as long as the original scope list
+      //otherwise invalid quality values were filtered
+      if (ordered.Count != scopes.Count) {
+        throw new ArgumentException("The scopes contain invalid quality values (either infinity or double.NaN) on which the selector cannot operate.");
+      }
 
       int m = scopes.Count;