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diff --git a/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/annotations/factories/TypeRelatedElementsRuleFactory2.java b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/annotations/factories/TypeRelatedElementsRuleFactory2.java
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index 000000000..0bbc2b989
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+++ b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/annotations/factories/TypeRelatedElementsRuleFactory2.java
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+/*******************************************************************************
+ * Copyright (c) 2012, 2013 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.objmap.structural.annotations.factories;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Method;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.objmap.bidirectional.IBidirectionalMappingRule;
+import org.simantics.objmap.graph.rules.MappedElementsRule;
+import org.simantics.objmap.graph.rules.factory.ICollectionRuleFactory;
+import org.simantics.objmap.graph.rules.range.CollectionAccessor;
+import org.simantics.objmap.structural.StructuralResource;
+import org.simantics.objmap.structural.annotations.TypeRelatedElementsAdd;
+import org.simantics.objmap.structural.annotations.TypeRelatedElementsGet;
+import org.simantics.objmap.structural.annotations.TypeRelatedElementsRem;
+import org.simantics.objmap.structural.rules.domain.RelatedObjectsAccessor;
+
+
+public class TypeRelatedElementsRuleFactory2<Range> implements ICollectionRuleFactory<StructuralResource,Range> {
+	
+	@Override
+	public IBidirectionalMappingRule<StructuralResource, Range> create(ReadGraph g, Annotation annotation,
+			Method getter, Method adder, Method remover)
+			throws DatabaseException {
+		TypeRelatedElementsGet getterAnn = (TypeRelatedElementsGet)annotation;
+		return new MappedElementsRule<StructuralResource,Range>(new RelatedObjectsAccessor(g.getResource(getterAnn.value()),getterAnn.composition(),true,true,true),
+					new CollectionAccessor<Range,Range>(getter, adder, remover));
+	}
+	
+	@Override
+	public boolean isAdder(Annotation getterAnnotation, Annotation annotation) {
+		TypeRelatedElementsGet getterAnn = (TypeRelatedElementsGet)getterAnnotation;
+		TypeRelatedElementsAdd adderAnn = (TypeRelatedElementsAdd)annotation;
+		return getterAnn.value().equals(adderAnn.value());
+	}
+	
+	@Override
+	public boolean isRemover(Annotation getterAnnotation, Annotation annotation) {
+		TypeRelatedElementsGet getterAnn = (TypeRelatedElementsGet)getterAnnotation;
+		TypeRelatedElementsRem adderAnn = (TypeRelatedElementsRem)annotation;
+		return getterAnn.value().equals(adderAnn.value());
+	}
+
+}