Changeset 6237

Timestamp:

05/20/11 12:50:38 (14 years ago)

Author:

mkommend

Message:

#1532: Added method in cloner to detect if a clone is already registered.

Location:

trunk/sources

Files:

• HeuristicLab.Common/3.3/Cloner.cs (modified) (1 diff)
• HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/SymbolicExpressionTreeGrammar.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Common/3.3/Cloner.cs

@@ -57 +57 @@
       mapping.Add(item, clone);
     }
+
+    /// <summary>
+    /// Checks if a clone is already registered for a given deeply cloneable item.
+    /// </summary>
+    /// <param name="item">The original object.</param>
+    /// <returns>True if a clone is already registered for the given item; false otherwise</returns>
+    public bool ClonedObjectRegistered(IDeepCloneable item) {
+      return mapping.ContainsKey(item);
+    }
+
   }
 }

trunk/sources/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/SymbolicExpressionTreeGrammar.cs

@@ -37 +37 @@
     public override IDeepCloneable Clone(Cloner cloner) {
       foreach (ISymbol symbol in base.Symbols)
-        cloner.RegisterClonedObject(symbol, symbol);
+        if (!cloner.ClonedObjectRegistered(symbol))
+          cloner.RegisterClonedObject(symbol, symbol);
       return new SymbolicExpressionTreeGrammar(this, cloner);
     }