1 /* 2 * ProGuard -- shrinking, optimization, obfuscation, and preverification 3 * of Java bytecode. 4 * 5 * Copyright (c) 2002-2014 Eric Lafortune (eric (at) 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.obfuscate; 22 23 import proguard.classfile.Clazz; 24 import proguard.classfile.util.SimplifiedVisitor; 25 import proguard.classfile.visitor.ClassVisitor; 26 27 import java.util.Map; 28 29 /** 30 * This ClassVisitor clears a given map whenever it visits a class. 31 * 32 * @author Eric Lafortune 33 */ 34 public class MapCleaner 35 extends SimplifiedVisitor 36 implements ClassVisitor 37 { 38 private final Map map; 39 40 41 /** 42 * Creates a new MapCleaner. 43 * @param map the map to be cleared. 44 */ 45 public MapCleaner(Map map) 46 { 47 this.map = map; 48 } 49 50 51 // Implementations for ClassVisitor. 52 53 public void visitAnyClass(Clazz clazz) 54 { 55 map.clear(); 56 } 57 } 58
