--- /dev/null
+/*******************************************************************************\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 org.simantics.browsing.ui.NodeContext;\r
+import org.simantics.db.RequestProcessor;\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.utils.datastructures.Callback;\r
+import org.simantics.utils.ui.ErrorLogger;\r
+\r
+/**\r
+ * Please implement:\r
+ * <ul>\r
+ * <li>{@link #createModifierInput(String)} - constructs an input for\r
+ * {@link org.simantics.db.layer0.adapter.Modifier#modify(WriteGraph, Object)}\r
+ * from the specified label given by the user.\r
+ * <li>{@link #doModify(WriteGraph, String)} - perform the requested\r
+ * modification into the graph.</li>\r
+ * </ul>\r
+ * \r
+ * <p>\r
+ * See {@link AbstractStringModifier} for more information.\r
+ * </p>\r
+ * \r
+ * @author Tuukka Lehtonen\r
+ * \r
+ * @param <T> the input class of the used\r
+ * {@link org.simantics.db.layer0.adapter.Modifier}\r
+ */\r
+public abstract class GraphStringModifier extends AbstractStringModifier {\r
+\r
+ /**\r
+ * @param context\r
+ * @param session\r
+ */\r
+ public GraphStringModifier(NodeContext context, RequestProcessor processor) {\r
+ super(context, processor);\r
+ }\r
+\r
+ @Override\r
+ public final void doModify(final String label) {\r
+ session.asyncRequest(new WriteRequest() {\r
+ @Override\r
+ public void perform(WriteGraph graph) throws DatabaseException {\r
+ doModify(graph, label);\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
+ public abstract void doModify(WriteGraph graph, String label) throws DatabaseException;\r
+\r
+};\r