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Java > Open Source Codes > org > netbeans > modules > xml > text > syntax > javacc > lib > JJStateInfo


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 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */

19 package org.netbeans.modules.xml.text.syntax.javacc.lib;
20
21 import org.netbeans.editor.Syntax;
22
23 /**
24  * State info holder enriched by jj substates.
25  *
26  * @author Petr Kuzel
27  * @version 0.9
28  */

29
30 public final class JJStateInfo extends Syntax.BaseStateInfo {
31
32     private int[] states;
33
34     public void setSubStates(int[] states) {
35         this.states = states;
36     }
37
38     public int[] getSubStates() {
39         return states;
40     }
41
42
43     /** @return whether passed substates equals to this substates. */
44     public int compareSubStates(int[] sub) {
45         if (states == null) return Syntax.DIFFERENT_STATE;
46         if (sub == null) return Syntax.DIFFERENT_STATE;
47         if (states.length != sub.length) return Syntax.DIFFERENT_STATE;
48         
49         for (int i = states.length-1; i>=0; i--) { //faster
50
if (states[i] != sub[i]) return Syntax.DIFFERENT_STATE;
51         }
52         return Syntax.EQUAL_STATE;
53     }
54     
55     public String JavaDoc toString() {
56         StringBuffer JavaDoc buf = new StringBuffer JavaDoc();
57         buf.append("(JJ[").append("S:" + getState()); // NOI18N
58
buf.append("P:" + getPreScan()).append("subS:"); // NOI18N
59
for (int i=0; i<states.length; i++) {
60             buf.append(states[i] + ","); // NOI18N
61
}
62         buf.append("]JJ)"); // NOI18N
63
return buf.toString();
64     }
65 }
66
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