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Java > Open Source Codes > proguard > classfile > instruction > visitor > InstructionVisitor


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 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  */
21 package proguard.classfile.instruction.visitor;
22
23 import proguard.classfile.*;
24 import proguard.classfile.instruction.*;
25 import proguard.classfile.attribute.*;
26
27
28 /**
29  * This interface specifies the methods for a visitor of
30  * <code>Instruction</code> objects.
31  *
32  * @author Eric Lafortune
33  */
34 public interface InstructionVisitor
35 {
36     public void visitSimpleInstruction( Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, SimpleInstruction simpleInstruction);
37     public void visitVariableInstruction( Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, VariableInstruction variableInstruction);
38     public void visitConstantInstruction( Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, ConstantInstruction constantInstruction);
39     public void visitBranchInstruction( Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, BranchInstruction branchInstruction);
40     public void visitTableSwitchInstruction( Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, TableSwitchInstruction tableSwitchInstruction);
41     public void visitLookUpSwitchInstruction(Clazz clazz, Method method, CodeAttribute codeAttribute, int offset, LookUpSwitchInstruction lookUpSwitchInstruction);
42 }
43
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