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Java > Open Source Codes > jline > NullCompletor


1 /**
2  * jline - Java console input library
3  * Copyright (c) 2002,2003 Marc Prud'hommeaux mwp1@cornell.edu
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  */
19 package jline;
20
21 import java.io.*;
22 import java.util.*;
23
24 /**
25  * <p>
26  * A completor that does nothing. Useful as the last item in an
27  * {@link ArgumentCompletor}.
28  * </p>
29  *
30  * @author <a HREF="mailto:mwp1@cornell.edu">Marc Prud'hommeaux</a>
31  */
32 public class NullCompletor
33     implements Completor
34 {
35     /**
36      * Returns -1 always, indicating that the the buffer is never
37      * handled.
38      */
39     public int complete (String JavaDoc buffer, int cursor, List candidates)
40     {
41         return -1;
42     }
43 }
44
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