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NullListFactory.java | - | 0% | 0% | 0% |
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1 | /* | |
2 | * Copyright (c) 2001-2004, | |
3 | * RedVerst Group, ISP RAS http://www.ispras.ru | |
4 | * All rights reserved. | |
5 | * | |
6 | * Redistribution and use in source and binary forms, with or without | |
7 | * modification, are permitted provided that the following conditions are met: | |
8 | * | |
9 | * 1. Redistributions of source code must retain the above copyright notice, this | |
10 | * list of conditions and the following disclaimer. | |
11 | * | |
12 | * 2. Redistributions in binary form must reproduce the above copyright notice, | |
13 | * this list of conditions and the following disclaimer in the documentation | |
14 | * and/or other materials provided with the distribution. | |
15 | * | |
16 | * 3. The names "ATP", "TreeDL", "RedVerst", "ISP RAS" | |
17 | * may not be used to endorse or promote products derived from this software | |
18 | * without specific prior written permission. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
22 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
23 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR | |
24 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
25 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
26 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
27 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
29 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
30 | */ | |
31 | package com.unitesk.atp.tree.tool.antlr; | |
32 | ||
33 | import java.util.List; | |
34 | ||
35 | /** | |
36 | * List factory that returns null (stub used after errors were occured) | |
37 | * | |
38 | * @author <A href="mailto:vitaliy@ispras.ru">Vitaliy Omelchenko</A> | |
39 | * @version $Id: NullListFactory.java,v 1.1 2005/06/23 13:28:43 all-x Exp $ | |
40 | * @since 3.3 | |
41 | */ | |
42 | public class NullListFactory implements ListFactory | |
43 | { | |
44 | 0 | public List create() { return null; } |
45 | 0 | public void add( List list, Object item ) {} |
46 | } |
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