Changeset 3603

Timestamp:

05/04/10 14:11:47 (14 years ago)

Author:

mkommend

Message:

corrected == operator of ConstraintOperation (ticket #996)

File:

• trunk/sources/HeuristicLab.Core/3.3/Constraints/ConstraintOperation.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Core/3.3/Constraints/ConstraintOperation.cs

@@ -40 +40 @@
 
     [StorableConstructor]
-    protected ConstraintOperation( bool deserializing) {
+    protected ConstraintOperation(bool deserializing) {
     }
     protected ConstraintOperation(int value, string name) {
@@ -61 +61 @@
     }
     public static bool operator ==(ConstraintOperation co1, ConstraintOperation co2) {
+      if(object.ReferenceEquals(co1,co2))
+        return true;
+      
+      if((object)co1 == null || (object) co2 == null)
+        return false;
+
       return co1.value == co2.value;
     }