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Java > Open Source Codes > org > jgrapht > graph > UnmodifiableDirectedGraph


1 /* ==========================================
2  * JGraphT : a free Java graph-theory library
3  * ==========================================
4  *
5  * Project Info: http://jgrapht.sourceforge.net/
6  * Project Creator: Barak Naveh (http://sourceforge.net/users/barak_naveh)
7  *
8  * (C) Copyright 2003-2006, by Barak Naveh and Contributors.
9  *
10  * This library is free software; you can redistribute it and/or modify it
11  * under the terms of the GNU Lesser General Public License as published by
12  * the Free Software Foundation; either version 2.1 of the License, or
13  * (at your option) any later version.
14  *
15  * This library is distributed in the hope that it will be useful, but
16  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
18  * License for more details.
19  *
20  * You should have received a copy of the GNU Lesser General Public License
21  * along with this library; if not, write to the Free Software Foundation,
22  * Inc.,
23  * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
24  */
25 /* ------------------------------
26  * UnmodifiableDirectedGraph.java
27  * ------------------------------
28  * (C) Copyright 2003-2006, by Barak Naveh and Contributors.
29  *
30  * Original Author: Barak Naveh
31  * Contributor(s): Christian Hammer
32  *
33  * $Id: UnmodifiableDirectedGraph.java 504 2006-07-03 02:37:26Z perfecthash $
34  *
35  * Changes
36  * -------
37  * 05-Aug-2003 : Initial revision (BN);
38  * 11-Mar-2004 : Made generic (CH);
39  *
40  */
41 package org.jgrapht.graph;
42
43 import org.jgrapht.*;
44
45
46 /**
47  * A directed graph that cannot be modified.
48  *
49  * @see UnmodifiableGraph
50  */
51 public class UnmodifiableDirectedGraph<V, E>
52     extends UnmodifiableGraph<V, E>
53     implements DirectedGraph<V, E>
54 {
55
56     //~ Static fields/initializers --------------------------------------------
57
58     private static final long serialVersionUID = 3978701783725913906L;
59
60     //~ Constructors ----------------------------------------------------------
61
62     /**
63      * Creates a new unmodifiable directed graph based on the specified backing
64      * graph.
65      *
66      * @param g the backing graph on which an unmodifiable graph is to be
67      * created.
68      */
69     public UnmodifiableDirectedGraph(DirectedGraph<V, E> g)
70     {
71         super(g);
72     }
73 }
74
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