1 /* 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * 4 * This code is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License version 2 only, as 6 * published by the Free Software Foundation. Oracle designates this 7 * particular file as subject to the "Classpath" exception as provided 8 * by Oracle in the LICENSE file that accompanied this code. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 */ 24 25 /* 26 * This file is available under and governed by the GNU General Public 27 * License version 2 only, as published by the Free Software Foundation. 28 * However, the following notice accompanied the original version of this 29 * file: 30 * 31 * ASM: a very small and fast Java bytecode manipulation framework 32 * Copyright (c) 2000-2011 INRIA, France Telecom 33 * All rights reserved. 34 * 35 * Redistribution and use in source and binary forms, with or without 36 * modification, are permitted provided that the following conditions 37 * are met: 38 * 1. Redistributions of source code must retain the above copyright 39 * notice, this list of conditions and the following disclaimer. 40 * 2. Redistributions in binary form must reproduce the above copyright 41 * notice, this list of conditions and the following disclaimer in the 42 * documentation and/or other materials provided with the distribution. 43 * 3. Neither the name of the copyright holders nor the names of its 44 * contributors may be used to endorse or promote products derived from 45 * this software without specific prior written permission. 46 * 47 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 48 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 49 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 50 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 51 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 52 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 53 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 54 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 55 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 56 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 57 * THE POSSIBILITY OF SUCH DAMAGE. 58 */ 59 60 package jdk.internal.org.objectweb.asm.commons; 61 62 import jdk.internal.org.objectweb.asm.AnnotationVisitor; 63 import jdk.internal.org.objectweb.asm.Handle; 64 import jdk.internal.org.objectweb.asm.Label; 65 import jdk.internal.org.objectweb.asm.MethodVisitor; 66 import jdk.internal.org.objectweb.asm.Opcodes; 67 import jdk.internal.org.objectweb.asm.TypePath; 68 69 /** 70 * A {@link LocalVariablesSorter} for type mapping. 71 * 72 * @deprecated use {@link MethodRemapper} instead. 73 * @author Eugene Kuleshov 74 */ 75 @Deprecated 76 public class RemappingMethodAdapter extends LocalVariablesSorter { 77 78 protected final Remapper remapper; 79 80 public RemappingMethodAdapter(final int access, final String desc, 81 final MethodVisitor mv, final Remapper remapper) { 82 this(Opcodes.ASM6, access, desc, mv, remapper); 83 } 84 85 protected RemappingMethodAdapter(final int api, final int access, 86 final String desc, final MethodVisitor mv, final Remapper remapper) { 87 super(api, access, desc, mv); 88 this.remapper = remapper; 89 } 90 91 @Override 92 public AnnotationVisitor visitAnnotationDefault() { 93 AnnotationVisitor av = super.visitAnnotationDefault(); 94 return av == null ? av : new RemappingAnnotationAdapter(av, remapper); 95 } 96 97 @Override 98 public AnnotationVisitor visitAnnotation(String desc, boolean visible) { 99 AnnotationVisitor av = super.visitAnnotation(remapper.mapDesc(desc), 100 visible); 101 return av == null ? av : new RemappingAnnotationAdapter(av, remapper); 102 } 103 104 @Override 105 public AnnotationVisitor visitTypeAnnotation(int typeRef, 106 TypePath typePath, String desc, boolean visible) { 107 AnnotationVisitor av = super.visitTypeAnnotation(typeRef, typePath, 108 remapper.mapDesc(desc), visible); 109 return av == null ? av : new RemappingAnnotationAdapter(av, remapper); 110 } 111 112 @Override 113 public AnnotationVisitor visitParameterAnnotation(int parameter, 114 String desc, boolean visible) { 115 AnnotationVisitor av = super.visitParameterAnnotation(parameter, 116 remapper.mapDesc(desc), visible); 117 return av == null ? av : new RemappingAnnotationAdapter(av, remapper); 118 } 119 120 @Override 121 public void visitFrame(int type, int nLocal, Object[] local, int nStack, 122 Object[] stack) { 123 super.visitFrame(type, nLocal, remapEntries(nLocal, local), nStack, 124 remapEntries(nStack, stack)); 125 } 126 127 private Object[] remapEntries(int n, Object[] entries) { 128 if (entries != null) { 129 for (int i = 0; i < n; i++) { 130 if (entries[i] instanceof String) { 131 Object[] newEntries = new Object[n]; 132 if (i > 0) { 133 System.arraycopy(entries, 0, newEntries, 0, i); 134 } 135 do { 136 Object t = entries[i]; 137 newEntries[i++] = t instanceof String ? remapper 138 .mapType((String) t) : t; 139 } while (i < n); 140 return newEntries; 141 } 142 } 143 } 144 return entries; 145 } 146 147 @Override 148 public void visitFieldInsn(int opcode, String owner, String name, 149 String desc) { 150 super.visitFieldInsn(opcode, remapper.mapType(owner), 151 remapper.mapFieldName(owner, name, desc), 152 remapper.mapDesc(desc)); 153 } 154 155 @Deprecated 156 @Override 157 public void visitMethodInsn(final int opcode, final String owner, 158 final String name, final String desc) { 159 if (api >= Opcodes.ASM5) { 160 super.visitMethodInsn(opcode, owner, name, desc); 161 return; 162 } 163 doVisitMethodInsn(opcode, owner, name, desc, 164 opcode == Opcodes.INVOKEINTERFACE); 165 } 166 167 @Override 168 public void visitMethodInsn(final int opcode, final String owner, 169 final String name, final String desc, final boolean itf) { 170 if (api < Opcodes.ASM5) { 171 super.visitMethodInsn(opcode, owner, name, desc, itf); 172 return; 173 } 174 doVisitMethodInsn(opcode, owner, name, desc, itf); 175 } 176 177 private void doVisitMethodInsn(int opcode, String owner, String name, 178 String desc, boolean itf) { 179 // Calling super.visitMethodInsn requires to call the correct version 180 // depending on this.api (otherwise infinite loops can occur). To 181 // simplify and to make it easier to automatically remove the backward 182 // compatibility code, we inline the code of the overridden method here. 183 // IMPORTANT: THIS ASSUMES THAT visitMethodInsn IS NOT OVERRIDDEN IN 184 // LocalVariableSorter. 185 if (mv != null) { 186 mv.visitMethodInsn(opcode, remapper.mapType(owner), 187 remapper.mapMethodName(owner, name, desc), 188 remapper.mapMethodDesc(desc), itf); 189 } 190 } 191 192 @Override 193 public void visitInvokeDynamicInsn(String name, String desc, Handle bsm, 194 Object... bsmArgs) { 195 for (int i = 0; i < bsmArgs.length; i++) { 196 bsmArgs[i] = remapper.mapValue(bsmArgs[i]); 197 } 198 super.visitInvokeDynamicInsn( 199 remapper.mapInvokeDynamicMethodName(name, desc), 200 remapper.mapMethodDesc(desc), (Handle) remapper.mapValue(bsm), 201 bsmArgs); 202 } 203 204 @Override 205 public void visitTypeInsn(int opcode, String type) { 206 super.visitTypeInsn(opcode, remapper.mapType(type)); 207 } 208 209 @Override 210 public void visitLdcInsn(Object cst) { 211 super.visitLdcInsn(remapper.mapValue(cst)); 212 } 213 214 @Override 215 public void visitMultiANewArrayInsn(String desc, int dims) { 216 super.visitMultiANewArrayInsn(remapper.mapDesc(desc), dims); 217 } 218 219 @Override 220 public AnnotationVisitor visitInsnAnnotation(int typeRef, 221 TypePath typePath, String desc, boolean visible) { 222 AnnotationVisitor av = super.visitInsnAnnotation(typeRef, typePath, 223 remapper.mapDesc(desc), visible); 224 return av == null ? av : new RemappingAnnotationAdapter(av, remapper); 225 } 226 227 @Override 228 public void visitTryCatchBlock(Label start, Label end, Label handler, 229 String type) { 230 super.visitTryCatchBlock(start, end, handler, type == null ? null 231 : remapper.mapType(type)); 232 } 233 234 @Override 235 public AnnotationVisitor visitTryCatchAnnotation(int typeRef, 236 TypePath typePath, String desc, boolean visible) { 237 AnnotationVisitor av = super.visitTryCatchAnnotation(typeRef, typePath, 238 remapper.mapDesc(desc), visible); 239 return av == null ? av : new RemappingAnnotationAdapter(av, remapper); 240 } 241 242 @Override 243 public void visitLocalVariable(String name, String desc, String signature, 244 Label start, Label end, int index) { 245 super.visitLocalVariable(name, remapper.mapDesc(desc), 246 remapper.mapSignature(signature, true), start, end, index); 247 } 248 249 @Override 250 public AnnotationVisitor visitLocalVariableAnnotation(int typeRef, 251 TypePath typePath, Label[] start, Label[] end, int[] index, 252 String desc, boolean visible) { 253 AnnotationVisitor av = super.visitLocalVariableAnnotation(typeRef, 254 typePath, start, end, index, remapper.mapDesc(desc), visible); 255 return av == null ? av : new RemappingAnnotationAdapter(av, remapper); 256 } 257 }