-/*******************************************************************************\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.modeling.mapping;\r
-\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.WriteGraph;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.layer0.utils.predicates.UnaryTest;\r
-\r
-public class Tag extends UnaryTest {\r
-\r
- Resource tag;\r
- \r
- public Tag(Resource tag) {\r
- this.tag = tag;\r
- }\r
- \r
- @Override\r
- public boolean has(ReadGraph g, Resource r) throws DatabaseException {\r
- return g.hasStatement(r, tag);\r
- }\r
- \r
- @Override\r
- public void add(WriteGraph g, Resource r) throws DatabaseException {\r
- if(!g.hasStatement(r, tag))\r
- g.claim(r, tag, r);\r
- }\r
- \r
- @Override\r
- public void remove(WriteGraph g, Resource r) throws DatabaseException {\r
- g.deny(r, tag);\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.modeling.mapping;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.layer0.utils.predicates.UnaryTest;
+
+public class Tag extends UnaryTest {
+
+ Resource tag;
+
+ public Tag(Resource tag) {
+ this.tag = tag;
+ }
+
+ @Override
+ public boolean has(ReadGraph g, Resource r) throws DatabaseException {
+ return g.hasStatement(r, tag);
+ }
+
+ @Override
+ public void add(WriteGraph g, Resource r) throws DatabaseException {
+ if(!g.hasStatement(r, tag))
+ g.claim(r, tag, r);
+ }
+
+ @Override
+ public void remove(WriteGraph g, Resource r) throws DatabaseException {
+ g.deny(r, tag);
+ }
+
+}