-/*******************************************************************************\r
- * Copyright (c) 2012 Association for Decentralized Information Management in\r
- * 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.template2d.ui.actions;\r
-\r
-import java.util.Collection;\r
-import java.util.HashSet;\r
-import java.util.List;\r
-import java.util.Set;\r
-\r
-import org.simantics.Simantics;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.WriteGraph;\r
-import org.simantics.db.common.request.ObjectsWithType;\r
-import org.simantics.db.common.request.WriteRequest;\r
-import org.simantics.db.common.utils.ListUtils;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.layer0.adapter.ActionFactory;\r
-import org.simantics.db.layer0.util.RemoverUtil;\r
-import org.simantics.layer0.Layer0;\r
-import org.simantics.scenegraph.ontology.ScenegraphResources;\r
-\r
-public class FixLinkedList implements ActionFactory {\r
-\r
- @Override\r
- public Runnable create(Object target) {\r
- if(!(target instanceof Resource))\r
- return null;\r
- final Resource parent = (Resource)target;\r
-\r
- return new Runnable() {\r
- @Override\r
- public void run() {\r
- Simantics.getSession().asyncRequest(new WriteRequest() {\r
- @Override\r
- public void perform(WriteGraph g) throws DatabaseException {\r
- g.markUndoPoint();\r
- Layer0 L0 = Layer0.getInstance(g);\r
- ScenegraphResources SG = ScenegraphResources.getInstance(g);\r
-\r
- Collection<Resource> consist = g.syncRequest(new ObjectsWithType(parent, L0.ConsistsOf, SG.Node));\r
-\r
- Resource list = g.getPossibleObject(parent, SG.Node_children);\r
- if (list != null) {\r
- try {\r
- List<Resource> children = ListUtils.toList(g, list);\r
- Set<Resource> childSet = new HashSet<Resource>(children);\r
- Set<Resource> consistSet = new HashSet<Resource>(consist);\r
- if (childSet.equals(consistSet)) {\r
- return;\r
- }\r
- } catch (DatabaseException e) {\r
- }\r
-\r
- // List is invalid, recreate it.\r
- RemoverUtil.remove(g, list);\r
- g.deny(parent, SG.Node_children);\r
- list = ListUtils.create(g, consist);\r
- g.claim(parent, SG.Node_children, list);\r
-\r
- } else {\r
- // No list at all - create one from children.\r
- list = ListUtils.create(g, consist);\r
- g.claim(parent, SG.Node_children, list);\r
- }\r
- }\r
- });\r
- }\r
- };\r
- }\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2012 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.template2d.ui.actions;
+
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+import org.simantics.Simantics;
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.common.request.ObjectsWithType;
+import org.simantics.db.common.request.WriteRequest;
+import org.simantics.db.common.utils.ListUtils;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.adapter.ActionFactory;
+import org.simantics.db.layer0.util.RemoverUtil;
+import org.simantics.layer0.Layer0;
+import org.simantics.scenegraph.ontology.ScenegraphResources;
+
+public class FixLinkedList implements ActionFactory {
+
+ @Override
+ public Runnable create(Object target) {
+ if(!(target instanceof Resource))
+ return null;
+ final Resource parent = (Resource)target;
+
+ return new Runnable() {
+ @Override
+ public void run() {
+ Simantics.getSession().asyncRequest(new WriteRequest() {
+ @Override
+ public void perform(WriteGraph g) throws DatabaseException {
+ g.markUndoPoint();
+ Layer0 L0 = Layer0.getInstance(g);
+ ScenegraphResources SG = ScenegraphResources.getInstance(g);
+
+ Collection<Resource> consist = g.syncRequest(new ObjectsWithType(parent, L0.ConsistsOf, SG.Node));
+
+ Resource list = g.getPossibleObject(parent, SG.Node_children);
+ if (list != null) {
+ try {
+ List<Resource> children = ListUtils.toList(g, list);
+ Set<Resource> childSet = new HashSet<Resource>(children);
+ Set<Resource> consistSet = new HashSet<Resource>(consist);
+ if (childSet.equals(consistSet)) {
+ return;
+ }
+ } catch (DatabaseException e) {
+ }
+
+ // List is invalid, recreate it.
+ RemoverUtil.remove(g, list);
+ g.deny(parent, SG.Node_children);
+ list = ListUtils.create(g, consist);
+ g.claim(parent, SG.Node_children, list);
+
+ } else {
+ // No list at all - create one from children.
+ list = ListUtils.create(g, consist);
+ g.claim(parent, SG.Node_children, list);
+ }
+ }
+ });
+ }
+ };
+ }
+}
Code Review / simantics / platform.git / blobdiff