-/*******************************************************************************\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.browsing.ui.graph.impl.request;\r
-\r
-import org.simantics.databoard.Bindings;\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.NameUtils;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.exception.ValidationException;\r
-import org.simantics.layer0.Layer0;\r
-\r
-/**\r
- * @author Tuukka Lehtonen\r
- */\r
-public class GetLabel extends ResourceRead<String> {\r
-\r
- public GetLabel(Resource r) {\r
- super(r);\r
- }\r
-\r
- @Override\r
- public String perform(ReadGraph graph) throws DatabaseException {\r
- Layer0 l0 = Layer0.getInstance(graph);\r
- String label = graph.getPossibleRelatedValue(resource, l0.HasLabel, Bindings.STRING);\r
- if (label == null)\r
- label = graph.getPossibleRelatedValue(resource, l0.HasName, Bindings.STRING);\r
- if (label == null) {\r
- String rep = NameUtils.getSafeName(graph, resource);\r
- throw new ValidationException("Resource '" + rep + "' does not have a Label or a Name property.");\r
- }\r
- return label;\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.browsing.ui.graph.impl.request;
+
+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.common.utils.NameUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.exception.ValidationException;
+import org.simantics.layer0.Layer0;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class GetLabel extends ResourceRead<String> {
+
+ public GetLabel(Resource r) {
+ super(r);
+ }
+
+ @Override
+ public String perform(ReadGraph graph) throws DatabaseException {
+ Layer0 l0 = Layer0.getInstance(graph);
+ String label = graph.getPossibleRelatedValue(resource, l0.HasLabel, Bindings.STRING);
+ if (label == null)
+ label = graph.getPossibleRelatedValue(resource, l0.HasName, Bindings.STRING);
+ if (label == null) {
+ String rep = NameUtils.getSafeName(graph, resource);
+ throw new ValidationException("Resource '" + rep + "' does not have a Label or a Name property.");
+ }
+ return label;
+ }
+
+}