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1 /*******************************************************************************\r
2  * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
3  * Industry THTH ry.\r
4  * All rights reserved. This program and the accompanying materials\r
5  * are made available under the terms of the Eclipse Public License v1.0\r
6  * which accompanies this distribution, and is available at\r
7  * http://www.eclipse.org/legal/epl-v10.html\r
8  *\r
9  * Contributors:\r
10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
11  *******************************************************************************/\r
12 package org.simantics.databoard.annotations;\r
13 \r
14 import java.lang.annotation.Annotation;\r
15 \r
16 public class OptionalImpl implements Optional {\r
17 \r
18         @Override\r
19         public Class<? extends Annotation> annotationType() {\r
20                 return Optional.class;\r
21         }\r
22         \r
23         @Override\r
24         public boolean equals(Object obj) {\r
25                 return obj instanceof Optional;\r
26         }\r
27         \r
28         @Override\r
29         public int hashCode() {\r
30                 return Optional.class.hashCode();\r
31         }\r
32 \r
33 }\r