-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.db.layer0.request;\r
-\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.common.request.ResourceRead;\r
-import org.simantics.db.common.utils.OrderedSetUtils;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.layer0.Layer0;\r
-import org.simantics.scl.reflection.OntologyVersions;\r
-\r
-public class PossibleDiagram extends ResourceRead<Resource> {\r
-\r
- public PossibleDiagram(Resource component) {\r
- super(component);\r
- }\r
-\r
- @Override\r
- public Resource perform(ReadGraph graph) throws DatabaseException {\r
-\r
- Layer0 l0 = Layer0.getInstance(graph);\r
- String uri = OntologyVersions.getInstance().currentVersion("http://www.simantics.org/Modeling-0.0/ComponentToElement");\r
- Resource map = graph.getResource(uri);\r
- if(map == null)\r
- return null;\r
-\r
- Resource element = graph.getPossibleObject(resource, map);\r
- if (element == null)\r
- return null;\r
-\r
- return OrderedSetUtils.getSingleOwnerList(graph, element, l0.OrderedSet);\r
-\r
- }\r
-\r
-}\r
+/*******************************************************************************
+ * 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.db.layer0.request;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.request.ResourceRead;
+import org.simantics.db.common.utils.OrderedSetUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.layer0.Layer0;
+import org.simantics.scl.reflection.OntologyVersions;
+
+public class PossibleDiagram extends ResourceRead<Resource> {
+
+ public PossibleDiagram(Resource component) {
+ super(component);
+ }
+
+ @Override
+ public Resource perform(ReadGraph graph) throws DatabaseException {
+
+ Layer0 l0 = Layer0.getInstance(graph);
+ String uri = OntologyVersions.getInstance().currentVersion("http://www.simantics.org/Modeling-0.0/ComponentToElement");
+ Resource map = graph.getResource(uri);
+ if(map == null)
+ return null;
+
+ Resource element = graph.getPossibleObject(resource, map);
+ if (element == null)
+ return null;
+
+ return OrderedSetUtils.getSingleOwnerList(graph, element, l0.OrderedSet);
+
+ }
+
+}