-/*******************************************************************************\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.db.layer0.request;\r
-\r
-import java.util.HashMap;\r
-import java.util.HashSet;\r
-import java.util.Map;\r
-\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.VirtualGraph;\r
-import org.simantics.db.WriteGraph;\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.layer0.adapter.Template;\r
-import org.simantics.db.request.UndoTraits;\r
-import org.simantics.db.request.WriteResult;\r
-import org.simantics.layer0.Layer0;\r
-\r
-public class DefaultInstanceFactoryRequest implements WriteResult<Map<String, Object>> {\r
- \r
- Resource type;\r
- HashMap<String, Object> parameters;\r
- Resource[] contexts;\r
- \r
- public DefaultInstanceFactoryRequest(Resource type, Map<String, Object> parameters,\r
- Resource ... contexts) {\r
- this.parameters = new HashMap<String, Object>(parameters);\r
- this.contexts = contexts;\r
- this.type = type;\r
- }\r
- \r
- public Map<String, Object> perform(WriteGraph g) throws DatabaseException {\r
-\r
- Layer0 b = Layer0.getInstance(g);\r
- \r
- // Default instantiation logic\r
- Resource instance = g.newResource();\r
- g.claim(instance, b.InstanceOf, null, type);\r
-\r
- parameters.put("", instance);\r
-\r
- // Collect templates\r
- HashSet<Resource> templates = new HashSet<Resource>();\r
- for(Resource context : contexts)\r
- templates.addAll(g.getObjects(instance, context));\r
-\r
- // Apply templates\r
- for(Resource template : templates)\r
- g.adapt(template, Template.class).apply(g, parameters);\r
-\r
- return parameters;\r
- \r
- }\r
-\r
- @Override\r
- public UndoTraits getUndoTraits() {\r
- return null;\r
- }\r
-\r
- @Override\r
- public VirtualGraph getProvider() {\r
- return null;\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.db.layer0.request;
+
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+
+import org.simantics.db.Resource;
+import org.simantics.db.WriteGraph;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.adapter.Template;
+import org.simantics.db.request.WriteResult;
+import org.simantics.layer0.Layer0;
+
+public class DefaultInstanceFactoryRequest implements WriteResult<Map<String, Object>> {
+
+ Resource type;
+ HashMap<String, Object> parameters;
+ Resource[] contexts;
+
+ public DefaultInstanceFactoryRequest(Resource type, Map<String, Object> parameters,
+ Resource ... contexts) {
+ this.parameters = new HashMap<String, Object>(parameters);
+ this.contexts = contexts;
+ this.type = type;
+ }
+
+ public Map<String, Object> perform(WriteGraph g) throws DatabaseException {
+
+ Layer0 b = Layer0.getInstance(g);
+
+ // Default instantiation logic
+ Resource instance = g.newResource();
+ g.claim(instance, b.InstanceOf, null, type);
+
+ parameters.put("", instance);
+
+ // Collect templates
+ HashSet<Resource> templates = new HashSet<Resource>();
+ for(Resource context : contexts)
+ templates.addAll(g.getObjects(instance, context));
+
+ // Apply templates
+ for(Resource template : templates)
+ g.adapt(template, Template.class).apply(g, parameters);
+
+ return parameters;
+
+ }
+}