--- /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.graphviz;\r
+\r
+/**\r
+ * An element where edges can be connected. Nodes, \r
+ * subgraphs and record fields (ports) are idenfitiable.\r
+ * \r
+ * @author Hannu Niemistö\r
+ */\r
+public interface Identifiable {\r
+ IGraph getParent();\r
+ String getId();\r
+}\r