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diff --git a/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/rules/domain/StructuralUtils.java b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/rules/domain/StructuralUtils.java
new file mode 100644
index 000000000..0f0d1e771
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+++ b/bundles/org.simantics.objmap2/src/org/simantics/objmap/structural/rules/domain/StructuralUtils.java
@@ -0,0 +1,116 @@
+/*******************************************************************************
+ * 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.rules.domain;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.exception.NoSingleResultException;
+import org.simantics.layer0.Layer0;
+import org.simantics.objmap.structural.StructuralResource;
+import org.simantics.structural.stubs.StructuralResource2;
+
+public class StructuralUtils {
+
+	
+	public static boolean isStructuralInstance(ReadGraph g, Resource r) throws DatabaseException {
+		StructuralResource2 sr = StructuralResource2.getInstance(g);
+		 if (g.isInstanceOf(r, sr.Component)) {
+			 Resource type = g.getSingleType(r);
+			 return g.isInstanceOf(type, sr.Component);
+		 }
+		 return false;
+		
+	}
+	
+	public static Resource getContainingInstance(StructuralResource element) {
+		if (!element.isStructural())
+			return null;
+		Resource instance = element.getContext().get(element.getContext().size()-1);
+		return instance;
+	}
+	
+	public static Resource getPublishedRelation(ReadGraph g, StructuralResource element, Resource relation) throws DatabaseException{
+		Resource instance = getContainingInstance(element);
+		if (instance == null)
+			return null;
+		
+		Layer0 l0 = Layer0.getInstance(g);
+		StructuralResource2 sr = StructuralResource2.getInstance(g);
+		
+	    Resource type = null;
+	    try {
+	    	type = g.getSingleType(instance);
+	    } catch (NoSingleResultException e) {
+	    	
+	    }
+	    if (type == null)
+	    	return null;
+	    
+	    boolean elementPublished = false;
+	    Resource publicRelation = null;
+	    for (Resource r : g.getObjects(type, l0.DomainOf)) {
+	    	if (r.equals(element.getResource()))
+	    		elementPublished = true;
+	    	if (g.isInstanceOf(r, relation)) {
+	    		if (element.getResource().equals(g.getPossibleObject(r, sr.IsBoundBy)))
+	    			publicRelation = r;
+	    	}
+	    }
+	    if (!elementPublished)
+	    	return null;
+	    return publicRelation;
+	}
+	
+	public static Resource getOrCreatePublishedRelation(WriteGraph g, StructuralResource element, Resource relation) throws DatabaseException{
+		Resource instance = getContainingInstance(element);
+		if (instance == null)
+			return null;
+		
+		Layer0 l0 = Layer0.getInstance(g);
+		StructuralResource2 sr = StructuralResource2.getInstance(g);
+		
+	    Resource type = g.getSingleType(instance);
+	    
+	    boolean elementPublished = false;
+	    Resource publicRelation = null;
+	    for (Resource r : g.getObjects(type, l0.DomainOf)) {
+	    	if (r.equals(element.getResource()))
+	    		elementPublished = true;
+	    	if (g.isInstanceOf(r, relation)) {
+	    		if (element.getResource().equals(g.getPossibleObject(r, sr.IsBoundBy)))
+	    			publicRelation = r;
+	    	}
+	    }
+	    if (!elementPublished)
+	    	return null;
+	    if (publicRelation != null)
+	    	return publicRelation;
+	    
+	    publicRelation = g.newResource();
+	    // TODO: type ConsistsOf publicRelation, publicRelation ConsistsOf publicInverse ?
+	    g.claim(publicRelation, l0.SubrelationOf, l0.IsRelatedTo);
+	    g.claim(publicRelation, l0.InstanceOf, relation);
+	    g.claim(publicRelation, sr.IsBoundBy, element.getResource());
+	    g.claim(type, l0.DomainOf, publicRelation);
+	    g.claimLiteral(publicRelation, l0.HasName, g.getRelatedValue(element.getResource(), l0.HasName) +"_" + g.getRelatedValue(relation, l0.HasName)); 
+	    Resource inverse = g.getPossibleInverse(relation);
+	    if (inverse != null) {
+	    	Resource publicInverse = g.newResource();
+	    	g.claim(publicInverse, l0.SubrelationOf, inverse);
+	    	g.claim(publicRelation, l0.InverseOf, publicInverse);
+	    }
+	    return publicRelation;
+	    
+	}
+}