+/*******************************************************************************\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.diagram.symbolcontribution;\r
+\r
+import org.eclipse.core.runtime.IAdaptable;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public abstract class IdentifiedObject implements IAdaptable, IIdentifiedObject {\r
+ Object identification;\r
+\r
+ public IdentifiedObject(Object identification) {\r
+ if (identification == null)\r
+ throw new NullPointerException("null identification");\r
+ this.identification = identification;\r
+ }\r
+\r
+ @Override\r
+ public Object getId() {\r
+ return identification;\r
+ }\r
+\r
+ @Override\r
+ public int hashCode() {\r
+ return identification.hashCode();\r
+ }\r
+\r
+ @Override\r
+ public boolean equals(Object obj) {\r
+ if (this == obj)\r
+ return true;\r
+ if (obj == null)\r
+ return false;\r
+ if (!(obj instanceof IdentifiedObject))\r
+ return false;\r
+ IdentifiedObject other = (IdentifiedObject) obj;\r
+ return identification.equals(other.identification);\r
+ }\r
+\r
+ @SuppressWarnings("unchecked")\r
+ protected <T> T adapt(Class<T> clazz) {\r
+ if (clazz.isInstance(identification))\r
+ return (T) identification;\r
+ if (identification instanceof IAdaptable)\r
+ return (T) ((IAdaptable) identification).getAdapter(clazz);\r
+ return null;\r
+ }\r
+\r
+ @SuppressWarnings("rawtypes")\r
+ @Override\r
+ public Object getAdapter(Class adapter) {\r
+ if (adapter.isInstance(identification))\r
+ return identification;\r
+ if (identification instanceof IAdaptable)\r
+ return ((IAdaptable) identification).getAdapter(adapter);\r
+ return null;\r
+ }\r
+\r
+ @Override\r
+ public String toString() {\r
+ return getClass().getSimpleName() + "[id=" + identification + "]";\r
+ }\r
+\r
+}\r