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Java > Open Source Codes > proguard > classfile > ProgramField


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;
22
23 import proguard.classfile.visitor.*;
24 import proguard.classfile.attribute.visitor.AttributeVisitor;
25
26 import java.io.*;
27
28 /**
29  * Representation of a field from a program class.
30  *
31  * @author Eric Lafortune
32  */
33 public class ProgramField extends ProgramMember implements Field
34 {
35     /**
36      * An extra field pointing to the Clazz object referenced in the
37      * descriptor string. This field is filled out by the <code>{@link
38      * proguard.classfile.util.ClassReferenceInitializer ClassReferenceInitializer}</code>.
39      * References to primitive types are ignored.
40      */
41     public Clazz referencedClass;
42
43
44     /**
45      * Creates an uninitialized ProgramField.
46      */
47     public ProgramField()
48     {
49     }
50
51
52     // Implementations for ProgramMember.
53
54     public void accept(ProgramClass programClass, MemberVisitor memberVisitor)
55     {
56         memberVisitor.visitProgramField(programClass, this);
57     }
58
59
60     public void attributesAccept(ProgramClass programClass, AttributeVisitor attributeVisitor)
61     {
62         for (int index = 0; index < u2attributesCount; index++)
63         {
64             attributes[index].accept(programClass, this, attributeVisitor);
65         }
66     }
67
68
69     // Implementations for Member.
70
71     public void referencedClassesAccept(ClassVisitor classVisitor)
72     {
73         if (referencedClass != null)
74         {
75             referencedClass.accept(classVisitor);
76         }
77     }
78 }
79
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