-package org.simantics.event.view.handler;\r
-\r
-import org.eclipse.jface.action.Action;\r
-import org.eclipse.jface.resource.ImageDescriptor;\r
-import org.simantics.Simantics;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.Session;\r
-import org.simantics.db.VirtualGraph;\r
-import org.simantics.db.WriteGraph;\r
-import org.simantics.db.common.request.WriteRequest;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.service.VirtualGraphSupport;\r
-import org.simantics.layer0.Layer0;\r
-import org.simantics.utils.datastructures.Callback;\r
-import org.simantics.utils.ui.ErrorLogger;\r
-\r
-/**\r
- * @author Tuukka Lehtonen\r
- */\r
-public class ClaimAction extends Action {\r
-\r
- protected final String virtualGraphId;\r
- protected final Resource subject;\r
- protected final String relationURI;\r
- protected final Resource object;\r
-\r
- /**\r
- * @param label\r
- * @param image\r
- * @param virtualGraphId\r
- * @param tagURI\r
- * @param tag <code>true</code> to add tag, <code>false</code> to remove tag\r
- * @param input\r
- */\r
- public ClaimAction(String label, ImageDescriptor image, String virtualGraphId, Resource subject, String relationURI, Resource object) {\r
- super(label, image);\r
-\r
- this.virtualGraphId = virtualGraphId;\r
- this.subject = subject;\r
- this.relationURI = relationURI;\r
- this.object = object;\r
- }\r
-\r
- @Override\r
- public void run() {\r
- Session session = Simantics.peekSession();\r
- if (session != null) {\r
- VirtualGraph vg = virtualGraphId == null ? null :\r
- session.getService(VirtualGraphSupport.class).getWorkspacePersistent(virtualGraphId);\r
- session.asyncRequest(new WriteRequest(vg) {\r
- @Override\r
- public void perform(WriteGraph graph) throws DatabaseException {\r
- claim(graph);\r
- }\r
- }, new Callback<DatabaseException>() {\r
- @Override\r
- public void run(DatabaseException parameter) {\r
- if (parameter != null)\r
- ErrorLogger.defaultLogError(parameter);\r
- }\r
- });\r
- }\r
- }\r
-\r
- public void claim(WriteGraph graph) throws DatabaseException {\r
- Layer0 L0 = Layer0.getInstance(graph);\r
- Resource relation = graph.getResource(relationURI);\r
- boolean functional = graph.isInstanceOf(relation, L0.FunctionalRelation);\r
- if (functional)\r
- graph.deny(subject, relation);\r
- graph.claim(subject, graph.getResource(relationURI), object);\r
- }\r
-\r
-}\r
+package org.simantics.event.view.handler;
+
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.simantics.Simantics;
+import org.simantics.db.Resource;
+import org.simantics.db.Session;
+import org.simantics.db.VirtualGraph;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.service.VirtualGraphSupport;
+import org.simantics.layer0.Layer0;
+import org.simantics.utils.datastructures.Callback;
+import org.simantics.utils.ui.ErrorLogger;
+
+/**
+ * @author Tuukka Lehtonen
+ */
+public class ClaimAction extends Action {
+
+ protected final String virtualGraphId;
+ protected final Resource subject;
+ protected final String relationURI;
+ protected final Resource object;
+
+ /**
+ * @param label
+ * @param image
+ * @param virtualGraphId
+ * @param tagURI
+ * @param tag <code>true</code> to add tag, <code>false</code> to remove tag
+ * @param input
+ */
+ public ClaimAction(String label, ImageDescriptor image, String virtualGraphId, Resource subject, String relationURI, Resource object) {
+ super(label, image);
+
+ this.virtualGraphId = virtualGraphId;
+ this.subject = subject;
+ this.relationURI = relationURI;
+ this.object = object;
+ }
+
+ @Override
+ public void run() {
+ Session session = Simantics.peekSession();
+ if (session != null) {
+ VirtualGraph vg = virtualGraphId == null ? null :
+ session.getService(VirtualGraphSupport.class).getWorkspacePersistent(virtualGraphId);
+ session.asyncRequest(new WriteRequest(vg) {
+ @Override
+ public void perform(WriteGraph graph) throws DatabaseException {
+ claim(graph);
+ }
+ }, new Callback<DatabaseException>() {
+ @Override
+ public void run(DatabaseException parameter) {
+ if (parameter != null)
+ ErrorLogger.defaultLogError(parameter);
+ }
+ });
+ }
+ }
+
+ public void claim(WriteGraph graph) throws DatabaseException {
+ Layer0 L0 = Layer0.getInstance(graph);
+ Resource relation = graph.getResource(relationURI);
+ boolean functional = graph.isInstanceOf(relation, L0.FunctionalRelation);
+ if (functional)
+ graph.deny(subject, relation);
+ graph.claim(subject, graph.getResource(relationURI), object);
+ }
+
+}