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Java > Open Source Codes > proguard > classfile > attribute > LocalVariableTypeTableAttribute


1 /*
2  * ProGuard -- shrinking, optimization, obfuscation, and preverification
3  * of Java bytecode.
4  *
5  * Copyright (c) 2002-2007 Eric Lafortune (eric@graphics.cornell.edu)
6  *
7  * This library 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 library 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 Lesser General Public License
15  * for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public License
18  * along with this library; if not, write to the Free Software Foundation,
19  * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20  */
21 package proguard.classfile.attribute;
22
23 import proguard.classfile.*;
24 import proguard.classfile.attribute.visitor.*;
25
26 import java.io.*;
27
28 /**
29  * This Attribute represents a local variable table type attribute.
30  *
31  * @author Eric Lafortune
32  */
33 public class LocalVariableTypeTableAttribute extends Attribute
34 {
35     public int u2localVariableTypeTableLength;
36     public LocalVariableTypeInfo[] localVariableTypeTable;
37
38
39     /**
40      * Creates an uninitialized LocalVariableTypeTableAttribute.
41      */
42     public LocalVariableTypeTableAttribute()
43     {
44     }
45
46
47     /**
48      * Returns the array of local variable type table entries.
49      */
50     protected LocalVariableTypeInfo[] getLocalVariableTypeTable() throws Exception JavaDoc
51     {
52         return localVariableTypeTable;
53     }
54
55
56     // Implementations for Attribute.
57
58     public void accept(Clazz clazz, Method method, CodeAttribute codeAttribute, AttributeVisitor attributeVisitor)
59     {
60         attributeVisitor.visitLocalVariableTypeTableAttribute(clazz, method, codeAttribute, this);
61     }
62
63
64     /**
65      * Applies the given visitor to all local variable types.
66      */
67     public void localVariablesAccept(Clazz clazz, Method method, CodeAttribute codeAttribute, LocalVariableTypeInfoVisitor localVariableTypeInfoVisitor)
68     {
69         for (int index = 0; index < u2localVariableTypeTableLength; index++)
70         {
71             // We don't need double dispatching here, since there is only one
72 // type of LocalVariableTypeInfo.
73 localVariableTypeInfoVisitor.visitLocalVariableTypeInfo(clazz, method, codeAttribute, localVariableTypeTable[index]);
74         }
75     }
76 }
77
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