1 /* 2 * ProGuard -- shrinking, optimization, obfuscation, and preverification 3 * of Java bytecode. 4 * 5 * Copyright (c) 2002-2014 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.attribute; 22 23 import proguard.classfile.*; 24 import proguard.classfile.constant.visitor.ConstantVisitor; 25 26 /** 27 * Representation of a bootstrap method. 28 * 29 * @author Eric Lafortune 30 */ 31 public class BootstrapMethodInfo implements VisitorAccepter 32 { 33 public int u2methodHandleIndex; 34 public int u2methodArgumentCount; 35 public int[] u2methodArguments; 36 37 /** 38 * An extra field in which visitors can store information. 39 */ 40 public Object visitorInfo; 41 42 43 /** 44 * Creates an uninitialized BootstrapMethodInfo. 45 */ BootstrapMethodInfo()46 public BootstrapMethodInfo() 47 { 48 } 49 50 51 /** 52 * Creates an initialized BootstrapMethodInfo. 53 */ BootstrapMethodInfo(int u2methodHandleIndex, int u2methodArgumentCount, int[] u2methodArguments)54 public BootstrapMethodInfo(int u2methodHandleIndex, 55 int u2methodArgumentCount, 56 int[] u2methodArguments) 57 { 58 this.u2methodHandleIndex = u2methodHandleIndex; 59 this.u2methodArgumentCount = u2methodArgumentCount; 60 this.u2methodArguments = u2methodArguments; 61 } 62 63 64 /** 65 * Applies the given constant pool visitor to the argument constants of the 66 * bootstrap method. 67 */ methodArgumentsAccept(Clazz clazz, ConstantVisitor constantVisitor)68 public void methodArgumentsAccept(Clazz clazz, ConstantVisitor constantVisitor) 69 { 70 for (int index = 0; index < u2methodArgumentCount; index++) 71 { 72 clazz.constantPoolEntryAccept(u2methodArguments[index], 73 constantVisitor); 74 } 75 } 76 77 78 // Implementations for VisitorAccepter. 79 getVisitorInfo()80 public Object getVisitorInfo() 81 { 82 return visitorInfo; 83 } 84 setVisitorInfo(Object visitorInfo)85 public void setVisitorInfo(Object visitorInfo) 86 { 87 this.visitorInfo = visitorInfo; 88 } 89 } 90