Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
JaxenConstants |
|
| 1.0;1 |
1 | package org.jaxen; | |
2 | ||
3 | /* | |
4 | * $Header: $ | |
5 | * $Revision: $ | |
6 | * $Date: $ | |
7 | * | |
8 | * ==================================================================== | |
9 | * | |
10 | * Copyright 2000-2005 bob mcwhirter & James Strachan. | |
11 | * All rights reserved. | |
12 | * | |
13 | * | |
14 | * Redistribution and use in source and binary forms, with or without | |
15 | * modification, are permitted provided that the following conditions are | |
16 | * met: | |
17 | * | |
18 | * * Redistributions of source code must retain the above copyright | |
19 | * notice, this list of conditions and the following disclaimer. | |
20 | * | |
21 | * * Redistributions in binary form must reproduce the above copyright | |
22 | * notice, this list of conditions and the following disclaimer in the | |
23 | * documentation and/or other materials provided with the distribution. | |
24 | * | |
25 | * * Neither the name of the Jaxen Project nor the names of its | |
26 | * contributors may be used to endorse or promote products derived | |
27 | * from this software without specific prior written permission. | |
28 | * | |
29 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS | |
30 | * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED | |
31 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A | |
32 | * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER | |
33 | * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
34 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
35 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
36 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
37 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
38 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
39 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
40 | * | |
41 | * ==================================================================== | |
42 | * This software consists of voluntary contributions made by many | |
43 | * individuals on behalf of the Jaxen Project and was originally | |
44 | * created by bob mcwhirter <bob@werken.com> and | |
45 | * James Strachan <jstrachan@apache.org>. For more information on the | |
46 | * Jaxen Project, please see <http://www.jaxen.org/>. | |
47 | * | |
48 | * $Id: $ | |
49 | */ | |
50 | ||
51 | import java.util.Collections; | |
52 | import java.util.Iterator; | |
53 | import java.util.ListIterator; | |
54 | ||
55 | /** | |
56 | * Thread-safe constant iterators used to avoid the overhead of creating | |
57 | * empty lists. | |
58 | */ | |
59 | public class JaxenConstants | |
60 | { | |
61 | ||
62 | 0 | private JaxenConstants() {} |
63 | ||
64 | /** | |
65 | * An iterator with no elements. <code>hasNext()</code> always | |
66 | * returns false. This is thread-safe. | |
67 | */ | |
68 | 32 | public static final Iterator EMPTY_ITERATOR = Collections.EMPTY_LIST.iterator(); |
69 | ||
70 | /** | |
71 | * A list iterator with no elements. <code>hasNext()</code> always | |
72 | * returns false. This is thread-safe. | |
73 | */ | |
74 | 32 | public static final ListIterator EMPTY_LIST_ITERATOR = Collections.EMPTY_LIST.listIterator(); |
75 | ||
76 | } |