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diff --git a/bundles/org.simantics.modeling/src/org/simantics/modeling/scl/ontologymodule/SCLReservedWordsEscapingChildMapOfResource.java b/bundles/org.simantics.modeling/src/org/simantics/modeling/scl/ontologymodule/SCLReservedWordsEscapingChildMapOfResource.java
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+++ b/bundles/org.simantics.modeling/src/org/simantics/modeling/scl/ontologymodule/SCLReservedWordsEscapingChildMapOfResource.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.modeling.scl.ontologymodule;
+
+import java.util.Collection;
+import java.util.Map;
+
+import org.simantics.databoard.Bindings;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ResourceRead;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.service.CollectionSupport;
+import org.simantics.layer0.Layer0;
+import org.simantics.scl.compiler.common.names.SCLReservedWords;
+import org.simantics.utils.Development;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class SCLReservedWordsEscapingChildMapOfResource extends ResourceRead<Map<String, Resource>> {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(SCLReservedWordsEscapingChildMapOfResource.class);
+
+	public SCLReservedWordsEscapingChildMapOfResource(Resource resource) {
+	    super(resource);
+	}
+	
+	@Override
+	public Map<String, Resource> perform(ReadGraph graph) throws DatabaseException {
+	    Layer0 L0 = Layer0.getInstance(graph);
+	    Collection<Resource> objects = graph.getObjects(resource, L0.ConsistsOf);
+	    CollectionSupport cs = graph.getService(CollectionSupport.class);
+	    Map<String,Resource> result = cs.createObjectResourceMap(String.class, objects.size());
+	    for(Resource r : objects) {
+	        String name = graph.getPossibleRelatedValue(r, L0.HasName, Bindings.STRING);
+	        if(name != null) {
+	            if(SCLReservedWords.RESERVED_WORDS_SET.contains(name))
+	                name = name + "_";
+	            Resource old = result.put(name, r);
+	            if (old != null)
+	                LOGGER.error("The database contains siblings with the same name " + name + " (resource=$" + resource.getResourceId() + ", child=$" + r.getResourceId() + ", previous child=$" + old.getResourceId() + ").");
+	        } else {
+	        	if(Development.DEVELOPMENT)
+	        	    LOGGER.error("The database contains a child with no unique name (resource=$" + resource.getResourceId() + ", child=$" + r.getResourceId() + ").");
+	        }
+	    }
+	    return result;
+	}	
+	
+}