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diff --git a/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/ListAdapter.java b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/ListAdapter.java
new file mode 100644
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+++ b/bundles/org.simantics.utils.datastructures/src/org/simantics/utils/datastructures/ListAdapter.java
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+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.utils.datastructures;
+
+import java.util.Collection;
+import java.util.List;
+import java.util.ListIterator;
+
+public class ListAdapter<Domain,Range,C extends List<Domain>> 
+    extends CollectionAdapter<Domain,Range,C>
+    implements List<Range> {
+
+    public ListAdapter(Converter<Domain,Range> converter, C collection) {
+        super(converter, collection);
+    }
+    
+    @Override
+    public void add(int index, Range element) {
+        collection.add(index, converter.convertFrom(element));        
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public boolean addAll(int index, Collection<? extends Range> c) {
+        return collection.addAll(index, new CollectionAdapter<Range, Domain, Collection<Range>>(inverseConverter(converter), (Collection<Range>)c));
+    }
+
+    @Override
+    public Range get(int index) {
+        return converter.convertTo(collection.get(index));        
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public int indexOf(Object o) {
+        return collection.indexOf(converter.convertFrom((Range)o));
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public int lastIndexOf(Object o) {
+        return collection.lastIndexOf(converter.convertFrom((Range)o));
+    }
+    
+    @Override
+    public ListIterator<Range> listIterator() {
+        return new ListIteratorAdapter<Domain, Range, ListIterator<Domain>>
+            (converter, collection.listIterator());
+    }
+
+    @Override
+    public ListIterator<Range> listIterator(int index) {
+        return new ListIteratorAdapter<Domain, Range, ListIterator<Domain>>
+            (converter, collection.listIterator(index));                
+    }
+
+    @Override
+    public Range remove(int index) {
+        return converter.convertTo(collection.remove(index));
+    }
+
+    @Override
+    public Range set(int index, Range element) {
+        return converter.convertTo(collection.set(index, converter.convertFrom(element)));
+    }
+
+    @Override
+    public List<Range> subList(int fromIndex, int toIndex) {
+        return new ListAdapter<Domain,Range,List<Domain>>(converter, collection.subList(fromIndex, toIndex)); 
+    }    
+
+}