1 package org.opentrafficsim.base.immutablecollections;
2
3 /**
4 * Indicate whether the immutable collection contains a COPY of the collection (neither changeable by the user of the immutable
5 * collection, nor by anyone holding a pointer to the original collection), or a WRAP for the original collection (not
6 * changeable by the user of the immutable collection, but can be changed by anyone holding a pointer to the original collection
7 * that is wrapped).
8 * <p>
9 * Copyright (c) 2013-2016 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
10 * BSD-style license. See <a href="http://opentrafficsim.org/docs/current/license.html">OpenTrafficSim License</a>.
11 * </p>
12 * $LastChangedDate: 2015-07-24 02:58:59 +0200 (Fri, 24 Jul 2015) $, @version $Revision: 1147 $, by $Author: averbraeck $,
13 * initial version Sep 22, 2016 <br>
14 * @author <a href="http://www.tbm.tudelft.nl/averbraeck">Alexander Verbraeck</a>
15 * @author <a href="http://www.tudelft.nl/pknoppers">Peter Knoppers</a>
16 * @author <a href="http://www.transport.citg.tudelft.nl">Wouter Schakel</a>
17 */
18 public enum Immutable
19 {
20 /**
21 * A copy is neither changeable by the user of the immutable collection, nor by anyone holding a pointer to the original
22 * collection that is put into the immutable collection.
23 */
24 COPY,
25
26 /**
27 * A wrapped immutable collection is not changeable by the user of the immutable collection, but can be changed by anyone
28 * holding a pointer to the original collection that is wrapped.
29 */
30 WRAP;
31 }