-/*******************************************************************************\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;\r
-\r
-import java.util.ArrayList;\r
-import java.util.Collection;\r
-\r
-import org.simantics.browsing.ui.BuiltinKeys;\r
-import org.simantics.browsing.ui.NodeContext;\r
-import org.simantics.browsing.ui.PrimitiveQueryUpdater;\r
-import org.simantics.browsing.ui.BuiltinKeys.ViewpointKey;\r
-import org.simantics.browsing.ui.common.NodeContextBuilder;\r
-import org.simantics.browsing.ui.content.Viewpoint;\r
-import org.simantics.browsing.ui.content.ViewpointFactory;\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.Statement;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.layer0.Layer0;\r
-\r
-/**\r
- * A first test version of a viewpoint that provides editing of the shared\r
- * properties of multiple input resources.\r
- */\r
-public class MultiInputPropertyViewpointFactory implements ViewpointFactory {\r
-\r
- @Override\r
- public Viewpoint create(PrimitiveQueryUpdater provider, final NodeContext context, ViewpointKey key) {\r
-\r
- assert(provider != null);\r
- assert(context != null);\r
-\r
- return new LazyViewpoint(provider, context, key) {\r
-\r
- @Override\r
- public NodeContext[] children(ReadGraph graph) throws DatabaseException {\r
- Resource[] rs = (Resource[]) context.getConstant(BuiltinKeys.INPUT);\r
- if(rs.length == 0) return new NodeContext[0];\r
- if(rs.length == 1) return new NodeContext[0];\r
- Resource r = rs[0];\r
- Layer0 l0 = Layer0.getInstance(graph);\r
- Resource type = graph.getSingleType(r, l0.Entity);\r
- for(int i=1;i<rs.length;i++) {\r
- Resource type2 = graph.getSingleType(rs[i], l0.Entity);\r
- if(!type.equals(type2)) return new NodeContext[0];\r
- }\r
-\r
- Collection<Statement> children = graph.getStatements(r, l0.HasProperty);\r
-\r
- ArrayList<NodeContext> resultContexts = new ArrayList<NodeContext>();\r
-\r
- for(Statement child : children) {\r
-\r
- ArrayList<Resource> objects = new ArrayList<Resource>();\r
-\r
- objects.add(child.getObject());\r
-\r
- boolean ok = true;\r
- for(int i=1;i<rs.length;i++) {\r
- Collection<Resource> objects2 = graph.getObjects(rs[1], child.getPredicate());\r
- if(objects2.size() != 1) {\r
- ok = false;\r
- break;\r
- }\r
- objects.add(objects2.iterator().next());\r
- }\r
- if(ok) {\r
- resultContexts.add(NodeContextBuilder.buildWithInput(new PropertyArray(child.getPredicate(), objects)));\r
- }\r
-\r
- }\r
-\r
- return resultContexts.toArray(new NodeContext[resultContexts.size()]);\r
- }\r
-\r
- @Override\r
- public Boolean hasChildren(ReadGraph graph) throws DatabaseException {\r
- return Boolean.valueOf(children(graph).length > 0);\r
- }\r
- };\r
- }\r
-\r
- @Override\r
- public String toString() {\r
- return "Properties";\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;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import org.simantics.browsing.ui.BuiltinKeys;
+import org.simantics.browsing.ui.NodeContext;
+import org.simantics.browsing.ui.PrimitiveQueryUpdater;
+import org.simantics.browsing.ui.BuiltinKeys.ViewpointKey;
+import org.simantics.browsing.ui.common.NodeContextBuilder;
+import org.simantics.browsing.ui.content.Viewpoint;
+import org.simantics.browsing.ui.content.ViewpointFactory;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.Statement;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.layer0.Layer0;
+
+/**
+ * A first test version of a viewpoint that provides editing of the shared
+ * properties of multiple input resources.
+ */
+public class MultiInputPropertyViewpointFactory implements ViewpointFactory {
+
+ @Override
+ public Viewpoint create(PrimitiveQueryUpdater provider, final NodeContext context, ViewpointKey key) {
+
+ assert(provider != null);
+ assert(context != null);
+
+ return new LazyViewpoint(provider, context, key) {
+
+ @Override
+ public NodeContext[] children(ReadGraph graph) throws DatabaseException {
+ Resource[] rs = (Resource[]) context.getConstant(BuiltinKeys.INPUT);
+ if(rs.length == 0) return new NodeContext[0];
+ if(rs.length == 1) return new NodeContext[0];
+ Resource r = rs[0];
+ Layer0 l0 = Layer0.getInstance(graph);
+ Resource type = graph.getSingleType(r, l0.Entity);
+ for(int i=1;i<rs.length;i++) {
+ Resource type2 = graph.getSingleType(rs[i], l0.Entity);
+ if(!type.equals(type2)) return new NodeContext[0];
+ }
+
+ Collection<Statement> children = graph.getStatements(r, l0.HasProperty);
+
+ ArrayList<NodeContext> resultContexts = new ArrayList<NodeContext>();
+
+ for(Statement child : children) {
+
+ ArrayList<Resource> objects = new ArrayList<Resource>();
+
+ objects.add(child.getObject());
+
+ boolean ok = true;
+ for(int i=1;i<rs.length;i++) {
+ Collection<Resource> objects2 = graph.getObjects(rs[1], child.getPredicate());
+ if(objects2.size() != 1) {
+ ok = false;
+ break;
+ }
+ objects.add(objects2.iterator().next());
+ }
+ if(ok) {
+ resultContexts.add(NodeContextBuilder.buildWithInput(new PropertyArray(child.getPredicate(), objects)));
+ }
+
+ }
+
+ return resultContexts.toArray(new NodeContext[resultContexts.size()]);
+ }
+
+ @Override
+ public Boolean hasChildren(ReadGraph graph) throws DatabaseException {
+ return Boolean.valueOf(children(graph).length > 0);
+ }
+ };
+ }
+
+ @Override
+ public String toString() {
+ return "Properties";
+ }
+
+}