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  * Copyright (c) 2011 Google
  34  * All rights reserved.
  35  *
  36  * Redistribution and use in source and binary forms, with or without
  37  * modification, are permitted provided that the following conditions
  38  * are met:
  39  * 1. Redistributions of source code must retain the above copyright
  40  *    notice, this list of conditions and the following disclaimer.
  41  * 2. Redistributions in binary form must reproduce the above copyright
  42  *    notice, this list of conditions and the following disclaimer in the
  43  *    documentation and/or other materials provided with the distribution.
  44  * 3. Neither the name of the copyright holders nor the names of its
  45  *    contributors may be used to endorse or promote products derived from
  46  *    this software without specific prior written permission.
  47  *
  48  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  49  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  50  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  51  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  52  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  53  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  54  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  55  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  56  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  57  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  58  * THE POSSIBILITY OF SUCH DAMAGE.
  59  */
  60 package jdk.internal.org.objectweb.asm.util;
  61 
  62 import jdk.internal.org.objectweb.asm.AnnotationVisitor;
  63 import jdk.internal.org.objectweb.asm.Attribute;
  64 import jdk.internal.org.objectweb.asm.Handle;
  65 import jdk.internal.org.objectweb.asm.Label;
  66 import jdk.internal.org.objectweb.asm.MethodVisitor;
  67 import jdk.internal.org.objectweb.asm.Opcodes;

  68 
  69 /**
  70  * A {@link MethodVisitor} that prints the methods it visits with a
  71  * {@link Printer}.
  72  *
  73  * @author Eric Bruneton
  74  */
  75 public final class TraceMethodVisitor extends MethodVisitor {
  76 
  77     public final Printer p;
  78 
  79     public TraceMethodVisitor(final Printer p) {
  80         this(null, p);
  81     }
  82 
  83     public TraceMethodVisitor(final MethodVisitor mv, final Printer p) {
  84         super(Opcodes.ASM4, mv);
  85         this.p = p;
  86     }
  87 
  88     @Override
  89     public AnnotationVisitor visitAnnotation(
  90         final String desc,
  91         final boolean visible)
  92     {




  93         Printer p = this.p.visitMethodAnnotation(desc, visible);
  94         AnnotationVisitor av = mv == null ? null : mv.visitAnnotation(desc,
  95                 visible);
  96         return new TraceAnnotationVisitor(av, p);
  97     }
  98 
  99     @Override










 100     public void visitAttribute(final Attribute attr) {
 101         p.visitMethodAttribute(attr);
 102         super.visitAttribute(attr);
 103     }
 104 
 105     @Override
 106     public AnnotationVisitor visitAnnotationDefault() {
 107         Printer p = this.p.visitAnnotationDefault();
 108         AnnotationVisitor av = mv == null ? null : mv.visitAnnotationDefault();
 109         return new TraceAnnotationVisitor(av, p);
 110     }
 111 
 112     @Override
 113     public AnnotationVisitor visitParameterAnnotation(
 114         final int parameter,
 115         final String desc,
 116         final boolean visible)
 117     {
 118         Printer p = this.p.visitParameterAnnotation(parameter,
 119                 desc,
 120                 visible);
 121         AnnotationVisitor av = mv == null
 122                 ? null
 123                 : mv.visitParameterAnnotation(parameter, desc, visible);
 124         return new TraceAnnotationVisitor(av, p);
 125     }
 126 
 127     @Override
 128     public void visitCode() {
 129         p.visitCode();
 130         super.visitCode();
 131     }
 132 
 133     @Override
 134     public void visitFrame(
 135         final int type,
 136         final int nLocal,
 137         final Object[] local,
 138         final int nStack,
 139         final Object[] stack)
 140     {
 141         p.visitFrame(type, nLocal, local, nStack, stack);
 142         super.visitFrame(type, nLocal, local, nStack, stack);
 143     }
 144 
 145     @Override
 146     public void visitInsn(final int opcode) {
 147         p.visitInsn(opcode);
 148         super.visitInsn(opcode);
 149     }
 150 
 151     @Override
 152     public void visitIntInsn(final int opcode, final int operand) {
 153         p.visitIntInsn(opcode, operand);
 154         super.visitIntInsn(opcode, operand);
 155     }
 156 
 157     @Override
 158     public void visitVarInsn(final int opcode, final int var) {
 159         p.visitVarInsn(opcode, var);
 160         super.visitVarInsn(opcode, var);
 161     }
 162 
 163     @Override
 164     public void visitTypeInsn(final int opcode, final String type) {
 165         p.visitTypeInsn(opcode, type);
 166         super.visitTypeInsn(opcode, type);
 167     }
 168 
 169     @Override
 170     public void visitFieldInsn(
 171         final int opcode,
 172         final String owner,
 173         final String name,
 174         final String desc)
 175     {
 176         p.visitFieldInsn(opcode, owner, name, desc);
 177         super.visitFieldInsn(opcode, owner, name, desc);
 178     }
 179 
 180     @Override
 181     public void visitMethodInsn(
 182         final int opcode,
 183         final String owner,
 184         final String name,
 185         final String desc)
 186     {
 187         p.visitMethodInsn(opcode, owner, name, desc);
 188         super.visitMethodInsn(opcode, owner, name, desc);
 189     }
 190 
 191     @Override
 192     public void visitInvokeDynamicInsn(
 193         String name,
 194         String desc,
 195         Handle bsm,
 196         Object... bsmArgs)
 197     {
 198         p.visitInvokeDynamicInsn(name, desc, bsm, bsmArgs);
 199         super.visitInvokeDynamicInsn(name, desc, bsm, bsmArgs);
 200     }
 201 
 202     @Override
 203     public void visitJumpInsn(final int opcode, final Label label) {
 204         p.visitJumpInsn(opcode, label);
 205         super.visitJumpInsn(opcode, label);
 206     }
 207 
 208     @Override
 209     public void visitLabel(final Label label) {
 210         p.visitLabel(label);
 211         super.visitLabel(label);
 212     }
 213 
 214     @Override
 215     public void visitLdcInsn(final Object cst) {
 216         p.visitLdcInsn(cst);
 217         super.visitLdcInsn(cst);
 218     }
 219 
 220     @Override
 221     public void visitIincInsn(final int var, final int increment) {
 222         p.visitIincInsn(var, increment);
 223         super.visitIincInsn(var, increment);
 224     }
 225 
 226     @Override
 227     public void visitTableSwitchInsn(
 228         final int min,
 229         final int max,
 230         final Label dflt,
 231         final Label... labels)
 232     {
 233         p.visitTableSwitchInsn(min, max, dflt, labels);
 234         super.visitTableSwitchInsn(min, max, dflt, labels);
 235     }
 236 
 237     @Override
 238     public void visitLookupSwitchInsn(
 239         final Label dflt,
 240         final int[] keys,
 241         final Label[] labels)
 242     {
 243         p.visitLookupSwitchInsn(dflt, keys, labels);
 244         super.visitLookupSwitchInsn(dflt, keys, labels);
 245     }
 246 
 247     @Override
 248     public void visitMultiANewArrayInsn(final String desc, final int dims) {
 249         p.visitMultiANewArrayInsn(desc, dims);
 250         super.visitMultiANewArrayInsn(desc, dims);
 251     }
 252 
 253     @Override
 254     public void visitTryCatchBlock(
 255         final Label start,
 256         final Label end,
 257         final Label handler,
 258         final String type)
 259     {






 260         p.visitTryCatchBlock(start, end, handler, type);
 261         super.visitTryCatchBlock(start, end, handler, type);
 262     }
 263 
 264     @Override
 265     public void visitLocalVariable(
 266         final String name,
 267         final String desc,
 268         final String signature,
 269         final Label start,
 270         final Label end,
 271         final int index)
 272     {





 273         p.visitLocalVariable(name, desc, signature, start, end, index);
 274         super.visitLocalVariable(name, desc, signature, start, end, index);
 275     }
 276 












 277     @Override
 278     public void visitLineNumber(final int line, final Label start) {
 279         p.visitLineNumber(line, start);
 280         super.visitLineNumber(line, start);
 281     }
 282 
 283     @Override
 284     public void visitMaxs(final int maxStack, final int maxLocals) {
 285         p.visitMaxs(maxStack, maxLocals);
 286         super.visitMaxs(maxStack, maxLocals);
 287     }
 288 
 289     @Override
 290     public void visitEnd() {
 291         p.visitMethodEnd();
 292         super.visitEnd();
 293     }
 294 }

  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 package jdk.internal.org.objectweb.asm.util;
  60 
  61 import jdk.internal.org.objectweb.asm.AnnotationVisitor;
  62 import jdk.internal.org.objectweb.asm.Attribute;
  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 MethodVisitor} that prints the methods it visits with a
  71  * {@link Printer}.
  72  *
  73  * @author Eric Bruneton
  74  */
  75 public final class TraceMethodVisitor extends MethodVisitor {
  76 
  77     public final Printer p;
  78 
  79     public TraceMethodVisitor(final Printer p) {
  80         this(null, p);
  81     }
  82 
  83     public TraceMethodVisitor(final MethodVisitor mv, final Printer p) {
  84         super(Opcodes.ASM5, mv);
  85         this.p = p;
  86     }
  87 
  88     @Override
  89     public void visitParameter(String name, int access) {
  90         p.visitParameter(name, access);
  91         super.visitParameter(name, access);
  92     }
  93 
  94     @Override
  95     public AnnotationVisitor visitAnnotation(final String desc,
  96             final boolean visible) {
  97         Printer p = this.p.visitMethodAnnotation(desc, visible);
  98         AnnotationVisitor av = mv == null ? null : mv.visitAnnotation(desc,
  99                 visible);
 100         return new TraceAnnotationVisitor(av, p);
 101     }
 102 
 103     @Override
 104     public AnnotationVisitor visitTypeAnnotation(int typeRef,
 105             TypePath typePath, String desc, boolean visible) {
 106         Printer p = this.p.visitMethodTypeAnnotation(typeRef, typePath, desc,
 107                 visible);
 108         AnnotationVisitor av = mv == null ? null : mv.visitTypeAnnotation(
 109                 typeRef, typePath, desc, visible);
 110         return new TraceAnnotationVisitor(av, p);
 111     }
 112 
 113     @Override
 114     public void visitAttribute(final Attribute attr) {
 115         p.visitMethodAttribute(attr);
 116         super.visitAttribute(attr);
 117     }
 118 
 119     @Override
 120     public AnnotationVisitor visitAnnotationDefault() {
 121         Printer p = this.p.visitAnnotationDefault();
 122         AnnotationVisitor av = mv == null ? null : mv.visitAnnotationDefault();
 123         return new TraceAnnotationVisitor(av, p);
 124     }
 125 
 126     @Override
 127     public AnnotationVisitor visitParameterAnnotation(final int parameter,
 128             final String desc, final boolean visible) {
 129         Printer p = this.p.visitParameterAnnotation(parameter, desc, visible);
 130         AnnotationVisitor av = mv == null ? null : mv.visitParameterAnnotation(
 131                 parameter, desc, visible);






 132         return new TraceAnnotationVisitor(av, p);
 133     }
 134 
 135     @Override
 136     public void visitCode() {
 137         p.visitCode();
 138         super.visitCode();
 139     }
 140 
 141     @Override
 142     public void visitFrame(final int type, final int nLocal,
 143             final Object[] local, final int nStack, final Object[] stack) {





 144         p.visitFrame(type, nLocal, local, nStack, stack);
 145         super.visitFrame(type, nLocal, local, nStack, stack);
 146     }
 147 
 148     @Override
 149     public void visitInsn(final int opcode) {
 150         p.visitInsn(opcode);
 151         super.visitInsn(opcode);
 152     }
 153 
 154     @Override
 155     public void visitIntInsn(final int opcode, final int operand) {
 156         p.visitIntInsn(opcode, operand);
 157         super.visitIntInsn(opcode, operand);
 158     }
 159 
 160     @Override
 161     public void visitVarInsn(final int opcode, final int var) {
 162         p.visitVarInsn(opcode, var);
 163         super.visitVarInsn(opcode, var);
 164     }
 165 
 166     @Override
 167     public void visitTypeInsn(final int opcode, final String type) {
 168         p.visitTypeInsn(opcode, type);
 169         super.visitTypeInsn(opcode, type);
 170     }
 171 
 172     @Override
 173     public void visitFieldInsn(final int opcode, final String owner,
 174             final String name, final String desc) {




 175         p.visitFieldInsn(opcode, owner, name, desc);
 176         super.visitFieldInsn(opcode, owner, name, desc);
 177     }
 178 
 179     @Override
 180     public void visitMethodInsn(final int opcode, final String owner,
 181             final String name, final String desc) {




 182         p.visitMethodInsn(opcode, owner, name, desc);
 183         super.visitMethodInsn(opcode, owner, name, desc);
 184     }
 185 
 186     @Override
 187     public void visitInvokeDynamicInsn(String name, String desc, Handle bsm,
 188             Object... bsmArgs) {




 189         p.visitInvokeDynamicInsn(name, desc, bsm, bsmArgs);
 190         super.visitInvokeDynamicInsn(name, desc, bsm, bsmArgs);
 191     }
 192 
 193     @Override
 194     public void visitJumpInsn(final int opcode, final Label label) {
 195         p.visitJumpInsn(opcode, label);
 196         super.visitJumpInsn(opcode, label);
 197     }
 198 
 199     @Override
 200     public void visitLabel(final Label label) {
 201         p.visitLabel(label);
 202         super.visitLabel(label);
 203     }
 204 
 205     @Override
 206     public void visitLdcInsn(final Object cst) {
 207         p.visitLdcInsn(cst);
 208         super.visitLdcInsn(cst);
 209     }
 210 
 211     @Override
 212     public void visitIincInsn(final int var, final int increment) {
 213         p.visitIincInsn(var, increment);
 214         super.visitIincInsn(var, increment);
 215     }
 216 
 217     @Override
 218     public void visitTableSwitchInsn(final int min, final int max,
 219             final Label dflt, final Label... labels) {




 220         p.visitTableSwitchInsn(min, max, dflt, labels);
 221         super.visitTableSwitchInsn(min, max, dflt, labels);
 222     }
 223 
 224     @Override
 225     public void visitLookupSwitchInsn(final Label dflt, final int[] keys,
 226             final Label[] labels) {



 227         p.visitLookupSwitchInsn(dflt, keys, labels);
 228         super.visitLookupSwitchInsn(dflt, keys, labels);
 229     }
 230 
 231     @Override
 232     public void visitMultiANewArrayInsn(final String desc, final int dims) {
 233         p.visitMultiANewArrayInsn(desc, dims);
 234         super.visitMultiANewArrayInsn(desc, dims);
 235     }
 236 
 237     @Override
 238     public AnnotationVisitor visitInsnAnnotation(int typeRef,
 239             TypePath typePath, String desc, boolean visible) {
 240         Printer p = this.p
 241                 .visitInsnAnnotation(typeRef, typePath, desc, visible);
 242         AnnotationVisitor av = mv == null ? null : mv.visitInsnAnnotation(
 243                 typeRef, typePath, desc, visible);
 244         return new TraceAnnotationVisitor(av, p);
 245     }
 246 
 247     @Override
 248     public void visitTryCatchBlock(final Label start, final Label end,
 249             final Label handler, final String type) {
 250         p.visitTryCatchBlock(start, end, handler, type);
 251         super.visitTryCatchBlock(start, end, handler, type);
 252     }
 253 
 254     @Override
 255     public AnnotationVisitor visitTryCatchAnnotation(int typeRef,
 256             TypePath typePath, String desc, boolean visible) {
 257         Printer p = this.p.visitTryCatchAnnotation(typeRef, typePath, desc,
 258                 visible);
 259         AnnotationVisitor av = mv == null ? null : mv.visitTryCatchAnnotation(
 260                 typeRef, typePath, desc, visible);
 261         return new TraceAnnotationVisitor(av, p);
 262     }
 263 
 264     @Override
 265     public void visitLocalVariable(final String name, final String desc,
 266             final String signature, final Label start, final Label end,
 267             final int index) {
 268         p.visitLocalVariable(name, desc, signature, start, end, index);
 269         super.visitLocalVariable(name, desc, signature, start, end, index);
 270     }
 271 
 272     @Override
 273     public AnnotationVisitor visitLocalVariableAnnotation(int typeRef,
 274             TypePath typePath, Label[] start, Label[] end, int[] index,
 275             String desc, boolean visible) {
 276         Printer p = this.p.visitLocalVariableAnnotation(typeRef, typePath,
 277                 start, end, index, desc, visible);
 278         AnnotationVisitor av = mv == null ? null : mv
 279                 .visitLocalVariableAnnotation(typeRef, typePath, start, end,
 280                         index, desc, visible);
 281         return new TraceAnnotationVisitor(av, p);
 282     }
 283 
 284     @Override
 285     public void visitLineNumber(final int line, final Label start) {
 286         p.visitLineNumber(line, start);
 287         super.visitLineNumber(line, start);
 288     }
 289 
 290     @Override
 291     public void visitMaxs(final int maxStack, final int maxLocals) {
 292         p.visitMaxs(maxStack, maxLocals);
 293         super.visitMaxs(maxStack, maxLocals);
 294     }
 295 
 296     @Override
 297     public void visitEnd() {
 298         p.visitMethodEnd();
 299         super.visitEnd();
 300     }
 301 }