1 /***
2 * Redistribution and use of this software and associated documentation
3 * ("Software"), with or without modification, are permitted provided
4 * that the following conditions are met:
5 *
6 * 1. Redistributions of source code must retain copyright
7 * statements and notices. Redistributions must also contain a
8 * copy of this document.
9 *
10 * 2. Redistributions in binary form must reproduce the
11 * above copyright notice, this list of conditions and the
12 * following disclaimer in the documentation and/or other
13 * materials provided with the distribution.
14 *
15 * 3. The name "Exolab" must not be used to endorse or promote
16 * products derived from this Software without prior written
17 * permission of Exoffice Technologies. For written permission,
18 * please contact info@exolab.org.
19 *
20 * 4. Products derived from this Software may not be called "Exolab"
21 * nor may "Exolab" appear in their names without prior written
22 * permission of Exoffice Technologies. Exolab is a registered
23 * trademark of Exoffice Technologies.
24 *
25 * 5. Due credit should be given to the Exolab Project
26 * (http://www.exolab.org/).
27 *
28 * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29 * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32 * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39 * OF THE POSSIBILITY OF SUCH DAMAGE.
40 *
41 * Copyright 2000-2001,2003 (C) Exoffice Technologies Inc. All Rights Reserved.
42 */
43
44 package org.exolab.jms.selector;
45
46
47 /***
48 * This class encapsulates the context of a parsed token.
49 *
50 * @version $Revision: 1.1 $ $Date: 2004/11/26 01:50:44 $
51 * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
52 * @see SelectorException
53 * @see org.exolab.jms.selector.parser.SelectorAST
54 */
55 public final class Context {
56
57 /***
58 * The line of the parsed token
59 */
60 private final int _line;
61
62 /***
63 * The column of the parsed token
64 */
65 private final int _column;
66
67
68 /***
69 * Construct a new <code>Context</code>
70 *
71 * @param line the line where the token was encountered
72 * @param column the column where the token was encountered
73 */
74 public Context(final int line, final int column) {
75 _line = line;
76 _column = column;
77 }
78
79 /***
80 * Returns the line where the token was encountered
81 *
82 * @return the line number
83 */
84 public int getLine() {
85 return _line;
86 }
87
88 /***
89 * Returns the column where the token was encountered
90 *
91 * @return the column number
92 */
93 public int getColumn() {
94 return _column;
95 }
96
97 /***
98 * Returns a string representation of this
99 *
100 * @return a string representation of this
101 */
102 public String toString() {
103 return "line " + _line + ", column " + _column;
104 }
105
106 }