1/*
2 * ProGuard -- shrinking, optimization, obfuscation, and preverification
3 *             of Java bytecode.
4 *
5 * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu)
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the Free
9 * Software Foundation; either version 2 of the License, or (at your option)
10 * any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but WITHOUT
13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21package proguard.classfile.attribute;
22
23
24import proguard.classfile.*;
25import proguard.classfile.attribute.visitor.AttributeVisitor;
26
27/**
28 * This Attribute represents an unknown attribute.
29 *
30 * @author Eric Lafortune
31 */
32public class UnknownAttribute extends Attribute
33{
34    public final int    u4attributeLength;
35    public       byte[] info;
36
37
38    /**
39     * Creates an uninitialized UnknownAttribute with the specified name and
40     * length.
41     */
42    public UnknownAttribute(int u2attributeNameIndex,
43                            int attributeLength)
44    {
45        this(u2attributeNameIndex, attributeLength, null);
46    }
47
48
49    /**
50     * Creates an initialized UnknownAttribute.
51     */
52    public UnknownAttribute(int    u2attributeNameIndex,
53                            int    u4attributeLength,
54                            byte[] info)
55    {
56        super(u2attributeNameIndex);
57
58        this.u4attributeLength = u4attributeLength;
59        this.info              = info;
60    }
61
62
63    // Implementations for Attribute.
64
65    public void accept(Clazz clazz, AttributeVisitor attributeVisitor)
66    {
67        attributeVisitor.visitUnknownAttribute(clazz, this);
68    }
69
70    public void accept(Clazz clazz, Field field, AttributeVisitor attributeVisitor)
71    {
72        attributeVisitor.visitUnknownAttribute(clazz, this);
73    }
74
75    public void accept(Clazz clazz, Method method, AttributeVisitor attributeVisitor)
76    {
77        attributeVisitor.visitUnknownAttribute(clazz, this);
78    }
79
80    public void accept(Clazz clazz, Method method, CodeAttribute codeAttribute, AttributeVisitor attributeVisitor)
81    {
82        attributeVisitor.visitUnknownAttribute(clazz, this);
83    }
84}
85