KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > netbeans > lib > lexer > token > PreprocessedTextToken


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.token;
21
22 import org.netbeans.api.lexer.TokenId;
23 import org.netbeans.lib.lexer.CharPreprocessorError;
24 import org.netbeans.lib.lexer.PreprocessedTextStorage;
25
26 /**
27  * Token that holds information about preprocessed characters.
28  *
29  * <p>
30  * Instances of this token are more costly than other token types
31  * because in addition to regular information they store preprocessed
32  * text of the token.
33  *
34  * @author Miloslav Metelka
35  * @version 1.00
36  */
37
38 public class PreprocessedTextToken<T extends TokenId> extends DefaultToken<T> {
39     
40     private PreprocessedTextStorage prepTextStorage; // 28 bytes (24-super + 4)
41
42     private CharPreprocessorError prepError; // 32 bytes
43
44     public PreprocessedTextToken(T id, int length) {
45         super(id, length);
46     }
47     
48     public void initPrep(PreprocessedTextStorage prepTextStorage, CharPreprocessorError prepError) {
49         this.prepTextStorage = prepTextStorage;
50         this.prepError = prepError;
51     }
52     
53     @Override JavaDoc
54     public synchronized CharSequence JavaDoc preprocessedText() {
55         return prepTextStorage;
56     }
57     
58     @Override JavaDoc
59     public synchronized boolean isPreprocessedText() {
60         return (prepTextStorage != null);
61     }
62     
63     @Override JavaDoc
64     public String JavaDoc preprocessError() {
65         return (prepError != null) ? prepError.message() : null;
66     }
67
68     @Override JavaDoc
69     public int preprocessErrorIndex() {
70         return (prepError != null) ? prepError.index() : -1;
71     }
72
73     @Override JavaDoc
74     protected String JavaDoc dumpInfoTokenType() {
75         return "PreT"; // NOI18N "PrepToken"
76 }
77     
78 }
79
80
Popular Tags