1/* 2 * ProGuard -- shrinking, optimization, obfuscation, and preverification 3 * of Java bytecode. 4 * 5 * Copyright (c) 2002-2009 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.editor; 22 23import proguard.classfile.*; 24import proguard.classfile.attribute.*; 25import proguard.classfile.attribute.annotation.*; 26import proguard.classfile.attribute.preverification.*; 27import proguard.classfile.constant.ClassConstant; 28import proguard.classfile.constant.visitor.ConstantVisitor; 29import proguard.classfile.util.SimplifiedVisitor; 30 31/** 32 * This ConstantVisitor adds all interfaces that it visits to the given 33 * target class. 34 * 35 * @author Eric Lafortune 36 */ 37public class InterfaceAdder 38extends SimplifiedVisitor 39implements ConstantVisitor 40{ 41 private final ConstantAdder constantAdder; 42 private final InterfacesEditor interfacesEditor; 43 44 45 /** 46 * Creates a new InterfaceAdder that will add interfaces to the given 47 * target class. 48 */ 49 public InterfaceAdder(ProgramClass targetClass) 50 { 51 constantAdder = new ConstantAdder(targetClass); 52 interfacesEditor = new InterfacesEditor(targetClass); 53 } 54 55 56 // Implementations for ConstantVisitor. 57 58 public void visitClassConstant(Clazz clazz, ClassConstant classConstant) 59 { 60 interfacesEditor.addInterface(constantAdder.addConstant(clazz, classConstant)); 61 } 62}