Index: trunk/sources/HeuristicLab.Encodings.BinaryVectorEncoding/3.3/Crossovers/MultiBinaryVectorCrossover.cs
===================================================================
--- trunk/sources/HeuristicLab.Encodings.BinaryVectorEncoding/3.3/Crossovers/MultiBinaryVectorCrossover.cs	(revision 3425)
+++ trunk/sources/HeuristicLab.Encodings.BinaryVectorEncoding/3.3/Crossovers/MultiBinaryVectorCrossover.cs	(revision 3425)
@@ -0,0 +1,89 @@
+﻿#region License Information
+/* HeuristicLab
+ * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ *
+ * This file is part of HeuristicLab.
+ *
+ * HeuristicLab is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * HeuristicLab is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
+ */
+#endregion
+
+using System.Linq;
+using HeuristicLab.Collections;
+using HeuristicLab.Core;
+using HeuristicLab.Operators;
+using HeuristicLab.Optimization;
+using HeuristicLab.Parameters;
+using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
+
+namespace HeuristicLab.Encodings.BinaryVectorEncoding {
+  [Item("MultiBinaryVectorCrossover", "Randomly selects and applies one of its crossovers every time it is called.")]
+  [StorableClass]
+  public class MultiBinaryVectorCrossover : StochasticMultiOperator<IBinaryVectorCrossover>, IBinaryVectorCrossover {
+    public override bool CanChangeName {
+      get { return false; }
+    }
+    protected override bool CreateChildOperation {
+      get { return true; }
+    }
+    public override bool AutomaticTypeDiscovery {
+      get { return true; }
+    }
+
+    public ILookupParameter<ItemArray<BinaryVector>> ParentsParameter {
+      get { return (ILookupParameter<ItemArray<BinaryVector>>)Parameters["Parents"]; }
+    }
+
+    public ILookupParameter<BinaryVector> ChildParameter {
+      get { return (ILookupParameter<BinaryVector>)Parameters["Child"]; }
+    }
+
+    [StorableConstructor]
+    private MultiBinaryVectorCrossover(bool deserializing) : base(deserializing) { }
+    public MultiBinaryVectorCrossover()
+      : base() {
+      Parameters.Add(new SubScopesLookupParameter<BinaryVector>("Parents", "The parent binary vector which should be crossed."));
+      ParentsParameter.ActualName = "BinaryVector";
+      Parameters.Add(new LookupParameter<BinaryVector>("Child", "The child binary vector resulting from the crossover."));
+      ChildParameter.ActualName = "BinaryVector";
+
+      Initialize();
+      ParameterizeCrossovers();
+    }
+
+    [StorableHook(HookType.AfterDeserialization)]
+    private void Initialize() {
+      Operators.ItemsAdded += new CollectionItemsChangedEventHandler<IndexedItem<IBinaryVectorCrossover>>(Operators_ItemsAdded);
+      Operators.ItemsReplaced += new CollectionItemsChangedEventHandler<IndexedItem<IBinaryVectorCrossover>>(Operators_ItemsReplaced);
+    }
+
+    private void Operators_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<IBinaryVectorCrossover>> e) {
+      ParameterizeCrossovers();
+    }
+
+    private void Operators_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IndexedItem<IBinaryVectorCrossover>> e) {
+      ParameterizeCrossovers();
+    }
+
+    private void ParameterizeCrossovers() {
+      foreach (IBinaryVectorCrossover crossover in Operators.OfType<IBinaryVectorCrossover>()) {
+        crossover.ChildParameter.ActualName = ChildParameter.Name;
+        crossover.ParentsParameter.ActualName = ParentsParameter.Name;
+      }
+      foreach (IStochasticOperator crossover in Operators.OfType<IStochasticOperator>()) {
+        crossover.RandomParameter.ActualName = RandomParameter.Name;
+      }
+    }
+  }
+}
