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Java > Open Source Codes > org > netbeans > lib > lexer > CharPreprocessorError


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19
20 package org.netbeans.lib.lexer;
21
22 import org.netbeans.lib.lexer.CharPreprocessorOperation;
23 import org.netbeans.lib.lexer.UnicodeEscapesPreprocessor;
24
25
26 /**
27  * Error that occurred during character preprocessing.
28  *
29  * @author Miloslav Metelka
30  * @version 1.00
31  */
32
33 public final class CharPreprocessorError {
34
35         private final String JavaDoc message;
36
37         private int index;
38
39         public CharPreprocessorError(String JavaDoc message, int index) {
40             if (message == null) {
41                 throw new IllegalArgumentException JavaDoc("message cannot be null"); // NOI18N
42 }
43             this.message = message;
44             this.index = index;
45         }
46         
47         /**
48          * Get a message of what the error is.
49          */
50         public String JavaDoc message() {
51             return message;
52         }
53         
54         /**
55          * Get index relative to token's begining where the error has occurred.
56          */
57         public int index() {
58             return index;
59         }
60         
61         public void updateIndex(int diff) {
62             this.index += diff;
63         }
64         
65         public String JavaDoc description() {
66             return message + " at index=" + index;
67         }
68         
69 }
70
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