1b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/* 2b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ProGuard -- shrinking, optimization, obfuscation, and preverification 3b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * of Java bytecode. 4b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 5b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang * Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu) 6b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 7b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This program is free software; you can redistribute it and/or modify it 8b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * under the terms of the GNU General Public License as published by the Free 9b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Software Foundation; either version 2 of the License, or (at your option) 10b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * any later version. 11b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 12b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This program is distributed in the hope that it will be useful, but WITHOUT 13b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * more details. 16b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 17b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * You should have received a copy of the GNU General Public License along 18b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * with this program; if not, write to the Free Software Foundation, Inc., 19b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 21b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopackage proguard.optimize.info; 22b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 23b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport proguard.classfile.Clazz; 24b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 25b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/** 26b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This class stores some optimization information that can be attached to 27b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * a class. 28b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 29b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @author Eric Lafortune 30b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 31b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopublic class ClassOptimizationInfo 32b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato{ 33b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private boolean isInstantiated = false; 34b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private boolean isInstanceofed = false; 35b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private boolean isDotClassed = false; 36b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private boolean isCaught = false; 37b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang private boolean containsStaticInitializer = false; 38b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private boolean containsPackageVisibleMembers = false; 39b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private boolean invokesPackageVisibleMembers = false; 40b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private Clazz targetClass; 41b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 42b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 43b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void setInstantiated() 44b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 45b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato isInstantiated = true; 46b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 47b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 48b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 49b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public boolean isInstantiated() 50b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 51b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return isInstantiated; 52b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 53b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 54b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 55b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void setInstanceofed() 56b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 57b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato isInstanceofed = true; 58b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 59b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 60b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 61b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public boolean isInstanceofed() 62b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 63b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return isInstanceofed; 64b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 65b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 66b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 67b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void setDotClassed() 68b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 69b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato isDotClassed = true; 70b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 71b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 72b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 73b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public boolean isDotClassed() 74b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 75b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return isDotClassed; 76b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 77b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 78b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 79b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void setCaught() 80b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 81b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato isCaught = true; 82b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 83b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 84b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 85b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public boolean isCaught() 86b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 87b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return isCaught; 88b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 89b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 90b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 91b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang public void setContainsStaticInitializer() 92b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang { 93b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang containsStaticInitializer = true; 94b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang } 95b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang 96b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang 97b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang public boolean containsStaticInitializer() 98b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang { 99b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang return containsStaticInitializer; 100b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang } 101b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang 102b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang 103b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void setContainsPackageVisibleMembers() 104b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 105b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato containsPackageVisibleMembers = true; 106b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 107b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 108b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 109b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public boolean containsPackageVisibleMembers() 110b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 111b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return containsPackageVisibleMembers; 112b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 113b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 114b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 115b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void setInvokesPackageVisibleMembers() 116b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 117b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato invokesPackageVisibleMembers = true; 118b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 119b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 120b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 121b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public boolean invokesPackageVisibleMembers() 122b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 123b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return invokesPackageVisibleMembers; 124b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 125b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 126b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 127b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void setTargetClass(Clazz targetClass) 128b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 129b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.targetClass = targetClass; 130b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 131b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 132b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 133b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public Clazz getTargetClass() 134b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 135b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return targetClass; 136b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 137b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 138b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 139b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void merge(ClassOptimizationInfo other) 140b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 141b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.isInstantiated |= other.isInstantiated; 142b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.isInstanceofed |= other.isInstanceofed; 143b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.isDotClassed |= other.isDotClassed; 144b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.isCaught |= other.isCaught; 145b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang this.containsStaticInitializer |= other.containsStaticInitializer; 146b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.containsPackageVisibleMembers |= other.containsPackageVisibleMembers; 147b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.invokesPackageVisibleMembers |= other.invokesPackageVisibleMembers; 148b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 149b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 150b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 151b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public static void setClassOptimizationInfo(Clazz clazz) 152b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 153b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato clazz.setVisitorInfo(new ClassOptimizationInfo()); 154b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 155b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 156b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 157b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public static ClassOptimizationInfo getClassOptimizationInfo(Clazz clazz) 158b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 159b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato Object visitorInfo = clazz.getVisitorInfo(); 160b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 161b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return visitorInfo instanceof ClassOptimizationInfo ? 162b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato (ClassOptimizationInfo)visitorInfo : 163b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato null; 164b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 165b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato} 166