jjg@46: /*
jjg@1521: * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
jjg@46: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
jjg@46: *
jjg@46: * This code is free software; you can redistribute it and/or modify it
jjg@46: * under the terms of the GNU General Public License version 2 only, as
ohair@554: * published by the Free Software Foundation. Oracle designates this
jjg@46: * particular file as subject to the "Classpath" exception as provided
ohair@554: * by Oracle in the LICENSE file that accompanied this code.
jjg@46: *
jjg@46: * This code is distributed in the hope that it will be useful, but WITHOUT
jjg@46: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jjg@46: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
jjg@46: * version 2 for more details (a copy is included in the LICENSE file that
jjg@46: * accompanied this code).
jjg@46: *
jjg@46: * You should have received a copy of the GNU General Public License version
jjg@46: * 2 along with this work; if not, write to the Free Software Foundation,
jjg@46: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
jjg@46: *
ohair@554: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554: * or visit www.oracle.com if you need additional information or have any
ohair@554: * questions.
jjg@46: */
jjg@46:
jjg@46: package com.sun.tools.javap;
jjg@46:
jjg@46: import java.util.Formatter;
jjg@46:
jjg@46: import com.sun.tools.classfile.AccessFlags;
jjg@46: import com.sun.tools.classfile.AnnotationDefault_attribute;
jjg@46: import com.sun.tools.classfile.Attribute;
jjg@46: import com.sun.tools.classfile.Attributes;
ksrini@826: import com.sun.tools.classfile.BootstrapMethods_attribute;
jjg@46: import com.sun.tools.classfile.CharacterRangeTable_attribute;
jjg@46: import com.sun.tools.classfile.Code_attribute;
jjg@46: import com.sun.tools.classfile.CompilationID_attribute;
jjg@46: import com.sun.tools.classfile.ConstantPool;
jjg@46: import com.sun.tools.classfile.ConstantPoolException;
jjg@46: import com.sun.tools.classfile.ConstantValue_attribute;
jjg@46: import com.sun.tools.classfile.DefaultAttribute;
jjg@46: import com.sun.tools.classfile.Deprecated_attribute;
jjg@46: import com.sun.tools.classfile.EnclosingMethod_attribute;
jjg@46: import com.sun.tools.classfile.Exceptions_attribute;
jjg@46: import com.sun.tools.classfile.InnerClasses_attribute;
jjg@46: import com.sun.tools.classfile.LineNumberTable_attribute;
jjg@46: import com.sun.tools.classfile.LocalVariableTable_attribute;
jjg@46: import com.sun.tools.classfile.LocalVariableTypeTable_attribute;
jjg@1473: import com.sun.tools.classfile.MethodParameters_attribute;
jjg@46: import com.sun.tools.classfile.RuntimeInvisibleAnnotations_attribute;
jjg@46: import com.sun.tools.classfile.RuntimeInvisibleParameterAnnotations_attribute;
jjg@1521: import com.sun.tools.classfile.RuntimeInvisibleTypeAnnotations_attribute;
jjg@46: import com.sun.tools.classfile.RuntimeVisibleAnnotations_attribute;
jjg@46: import com.sun.tools.classfile.RuntimeVisibleParameterAnnotations_attribute;
jjg@1521: import com.sun.tools.classfile.RuntimeVisibleTypeAnnotations_attribute;
jjg@46: import com.sun.tools.classfile.Signature_attribute;
jjg@46: import com.sun.tools.classfile.SourceDebugExtension_attribute;
jjg@46: import com.sun.tools.classfile.SourceFile_attribute;
jjg@46: import com.sun.tools.classfile.SourceID_attribute;
jjg@46: import com.sun.tools.classfile.StackMapTable_attribute;
jjg@46: import com.sun.tools.classfile.StackMap_attribute;
jjg@46: import com.sun.tools.classfile.Synthetic_attribute;
jjg@46:
jjg@46: import static com.sun.tools.classfile.AccessFlags.*;
jjg@46:
jjg@46: /*
jjg@46: * A writer for writing Attributes as text.
jjg@46: *
jjg@581: *
This is NOT part of any supported API.
jjg@581: * If you write code that depends on this, you do so at your own risk.
jjg@46: * This code and its internal interfaces are subject to change or
jjg@46: * deletion without notice.
jjg@46: */
jjg@46: public class AttributeWriter extends BasicWriter
jjg@46: implements Attribute.Visitor
jjg@46: {
jjg@300: public static AttributeWriter instance(Context context) {
jjg@46: AttributeWriter instance = context.get(AttributeWriter.class);
jjg@46: if (instance == null)
jjg@46: instance = new AttributeWriter(context);
jjg@46: return instance;
jjg@46: }
jjg@46:
jjg@46: protected AttributeWriter(Context context) {
jjg@46: super(context);
jjg@46: context.put(AttributeWriter.class, this);
jjg@46: annotationWriter = AnnotationWriter.instance(context);
jjg@46: codeWriter = CodeWriter.instance(context);
jjg@46: constantWriter = ConstantWriter.instance(context);
jjg@46: options = Options.instance(context);
jjg@46: }
jjg@46:
jjg@46: public void write(Object owner, Attribute attr, ConstantPool constant_pool) {
jjg@46: if (attr != null) {
jjg@46: // null checks
jjg@46: owner.getClass();
jjg@46: constant_pool.getClass();
jjg@46: this.constant_pool = constant_pool;
jjg@46: this.owner = owner;
jjg@46: attr.accept(this, null);
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: public void write(Object owner, Attributes attrs, ConstantPool constant_pool) {
jjg@46: if (attrs != null) {
jjg@46: // null checks
jjg@46: owner.getClass();
jjg@46: constant_pool.getClass();
jjg@46: this.constant_pool = constant_pool;
jjg@46: this.owner = owner;
jjg@46: for (Attribute attr: attrs)
jjg@46: attr.accept(this, null);
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: public Void visitDefault(DefaultAttribute attr, Void ignore) {
vromero@1874: if (attr.reason != null) {
vromero@1874: report(attr.reason);
vromero@1874: }
jjg@46: byte[] data = attr.info;
jjg@46: int i = 0;
jjg@46: int j = 0;
jjg@46: print(" ");
jjg@46: try {
jjg@46: print(attr.getName(constant_pool));
jjg@46: } catch (ConstantPoolException e) {
jjg@46: report(e);
jjg@46: print("attribute name = #" + attr.attribute_name_index);
jjg@46: }
jjg@46: print(": ");
jjg@46: println("length = 0x" + toHex(attr.info.length));
jjg@46:
jjg@46: print(" ");
jjg@46:
jjg@46: while (i < data.length) {
jjg@46: print(toHex(data[i], 2));
jjg@46:
jjg@46: j++;
jjg@46: if (j == 16) {
jjg@46: println();
jjg@46: print(" ");
jjg@46: j = 0;
jjg@46: } else {
jjg@46: print(" ");
jjg@46: }
jjg@46: i++;
jjg@46: }
jjg@46: println();
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitAnnotationDefault(AnnotationDefault_attribute attr, Void ignore) {
jjg@348: println("AnnotationDefault:");
jjg@348: indent(+1);
jjg@348: print("default_value: ");
jjg@46: annotationWriter.write(attr.default_value);
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
ksrini@826: public Void visitBootstrapMethods(BootstrapMethods_attribute attr, Void p) {
ksrini@826: println(Attribute.BootstrapMethods + ":");
ksrini@826: for (int i = 0; i < attr.bootstrap_method_specifiers.length ; i++) {
ksrini@826: BootstrapMethods_attribute.BootstrapMethodSpecifier bsm = attr.bootstrap_method_specifiers[i];
ksrini@826: indent(+1);
ksrini@826: print(i + ": #" + bsm.bootstrap_method_ref + " ");
ksrini@826: println(constantWriter.stringValue(bsm.bootstrap_method_ref));
ksrini@826: indent(+1);
ksrini@826: println("Method arguments:");
ksrini@826: indent(+1);
ksrini@826: for (int j = 0; j < bsm.bootstrap_arguments.length; j++) {
ksrini@826: print("#" + bsm.bootstrap_arguments[j] + " ");
ksrini@826: println(constantWriter.stringValue(bsm.bootstrap_arguments[j]));
ksrini@826: }
ksrini@826: indent(-3);
ksrini@826: }
ksrini@826: return null;
ksrini@826: }
ksrini@826:
jjg@46: public Void visitCharacterRangeTable(CharacterRangeTable_attribute attr, Void ignore) {
jjg@348: println("CharacterRangeTable:");
jjg@348: indent(+1);
jjg@46: for (int i = 0; i < attr.character_range_table.length; i++) {
jjg@46: CharacterRangeTable_attribute.Entry e = attr.character_range_table[i];
jjg@777: print(String.format(" %2d, %2d, %6x, %6x, %4x",
jjg@777: e.start_pc, e.end_pc,
jjg@777: e.character_range_start, e.character_range_end,
jjg@777: e.flags));
jjg@348: tab();
jjg@777: print(String.format("// %2d, %2d, %4d:%02d, %4d:%02d",
jjg@777: e.start_pc, e.end_pc,
jjg@777: (e.character_range_start >> 10), (e.character_range_start & 0x3ff),
jjg@777: (e.character_range_end >> 10), (e.character_range_end & 0x3ff)));
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_STATEMENT) != 0)
jjg@46: print(", statement");
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_BLOCK) != 0)
jjg@46: print(", block");
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_ASSIGNMENT) != 0)
jjg@46: print(", assignment");
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_FLOW_CONTROLLER) != 0)
jjg@46: print(", flow-controller");
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_FLOW_TARGET) != 0)
jjg@46: print(", flow-target");
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_INVOKE) != 0)
jjg@46: print(", invoke");
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_CREATE) != 0)
jjg@46: print(", create");
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_BRANCH_TRUE) != 0)
jjg@46: print(", branch-true");
jjg@46: if ((e.flags & CharacterRangeTable_attribute.CRT_BRANCH_FALSE) != 0)
jjg@46: print(", branch-false");
jjg@777: println();
jjg@46: }
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitCode(Code_attribute attr, Void ignore) {
jjg@46: codeWriter.write(attr, constant_pool);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitCompilationID(CompilationID_attribute attr, Void ignore) {
jjg@46: constantWriter.write(attr.compilationID_index);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitConstantValue(ConstantValue_attribute attr, Void ignore) {
jjg@46: if (options.compat) // BUG 6622216 javap names some attributes incorrectly
jjg@348: print("Constant value: ");
jjg@46: else
jjg@348: print("ConstantValue: ");
jjg@46: constantWriter.write(attr.constantvalue_index);
jjg@348: println();
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitDeprecated(Deprecated_attribute attr, Void ignore) {
jjg@46: println("Deprecated: true");
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitEnclosingMethod(EnclosingMethod_attribute attr, Void ignore) {
jjg@348: print("EnclosingMethod: #" + attr.class_index + ".#" + attr.method_index);
jjg@348: tab();
jjg@348: print("// " + getJavaClassName(attr));
jjg@46: if (attr.method_index != 0)
jjg@46: print("." + getMethodName(attr));
jjg@46: println();
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: private String getJavaClassName(EnclosingMethod_attribute a) {
jjg@46: try {
jjg@46: return getJavaName(a.getClassName(constant_pool));
jjg@46: } catch (ConstantPoolException e) {
jjg@46: return report(e);
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: private String getMethodName(EnclosingMethod_attribute a) {
jjg@46: try {
jjg@46: return a.getMethodName(constant_pool);
jjg@46: } catch (ConstantPoolException e) {
jjg@46: return report(e);
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: public Void visitExceptions(Exceptions_attribute attr, Void ignore) {
jjg@348: println("Exceptions:");
jjg@348: indent(+1);
jjg@348: print("throws ");
jjg@46: for (int i = 0; i < attr.number_of_exceptions; i++) {
jjg@46: if (i > 0)
jjg@46: print(", ");
jjg@46: print(getJavaException(attr, i));
jjg@46: }
jjg@348: println();
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@52: private String getJavaException(Exceptions_attribute attr, int index) {
jjg@46: try {
jjg@46: return getJavaName(attr.getException(index, constant_pool));
jjg@46: } catch (ConstantPoolException e) {
jjg@46: return report(e);
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: public Void visitInnerClasses(InnerClasses_attribute attr, Void ignore) {
jjg@46: boolean first = true;
jjg@46: if (options.compat) {
jjg@46: writeInnerClassHeader();
jjg@46: first = false;
jjg@46: }
jjg@46: for (int i = 0 ; i < attr.classes.length; i++) {
jjg@46: InnerClasses_attribute.Info info = attr.classes[i];
jjg@46: //access
jjg@46: AccessFlags access_flags = info.inner_class_access_flags;
jjg@46: if (options.compat) {
jjg@46: // BUG 6622215: javap ignores certain relevant access flags
jjg@46: access_flags = access_flags.ignore(ACC_STATIC | ACC_PROTECTED | ACC_PRIVATE | ACC_INTERFACE | ACC_SYNTHETIC | ACC_ENUM);
jjg@46: // BUG 6622232: javap gets whitespace confused
jjg@46: print(" ");
jjg@46: }
jjg@46: if (options.checkAccess(access_flags)) {
jjg@46: if (first) {
jjg@46: writeInnerClassHeader();
jjg@46: first = false;
jjg@46: }
jjg@348: print(" ");
jjg@46: for (String name: access_flags.getInnerClassModifiers())
jjg@46: print(name + " ");
jjg@46: if (info.inner_name_index!=0) {
jjg@46: print("#" + info.inner_name_index + "= ");
jjg@46: }
jjg@46: print("#" + info.inner_class_info_index);
jjg@46: if (info.outer_class_info_index != 0) {
jjg@46: print(" of #" + info.outer_class_info_index);
jjg@46: }
jjg@46: print("; //");
jjg@46: if (info.inner_name_index != 0) {
jjg@46: print(getInnerName(constant_pool, info) + "=");
jjg@46: }
jjg@46: constantWriter.write(info.inner_class_info_index);
jjg@46: if (info.outer_class_info_index != 0) {
jjg@46: print(" of ");
jjg@46: constantWriter.write(info.outer_class_info_index);
jjg@46: }
jjg@46: println();
jjg@46: }
jjg@46: }
jjg@348: if (!first)
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: String getInnerName(ConstantPool constant_pool, InnerClasses_attribute.Info info) {
jjg@46: try {
jjg@46: return info.getInnerName(constant_pool);
jjg@46: } catch (ConstantPoolException e) {
jjg@46: return report(e);
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: private void writeInnerClassHeader() {
jjg@46: if (options.compat) // BUG 6622216: javap names some attributes incorrectly
jjg@46: print("InnerClass");
jjg@46: else
jjg@46: print("InnerClasses");
jjg@349: println(":");
jjg@348: indent(+1);
jjg@46: }
jjg@46:
jjg@46: public Void visitLineNumberTable(LineNumberTable_attribute attr, Void ignore) {
jjg@348: println("LineNumberTable:");
jjg@348: indent(+1);
jjg@46: for (LineNumberTable_attribute.Entry entry: attr.line_number_table) {
jjg@348: println("line " + entry.line_number + ": " + entry.start_pc);
jjg@46: }
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitLocalVariableTable(LocalVariableTable_attribute attr, Void ignore) {
jjg@348: println("LocalVariableTable:");
jjg@348: indent(+1);
jjg@348: println("Start Length Slot Name Signature");
jjg@46: for (LocalVariableTable_attribute.Entry entry : attr.local_variable_table) {
vromero@1872: println(String.format("%5d %7d %5d %5s %s",
jjg@46: entry.start_pc, entry.length, entry.index,
jjg@46: constantWriter.stringValue(entry.name_index),
jjg@46: constantWriter.stringValue(entry.descriptor_index)));
jjg@46: }
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitLocalVariableTypeTable(LocalVariableTypeTable_attribute attr, Void ignore) {
jjg@348: println("LocalVariableTypeTable:");
jjg@348: indent(+1);
jjg@348: println("Start Length Slot Name Signature");
jjg@46: for (LocalVariableTypeTable_attribute.Entry entry : attr.local_variable_table) {
jjg@348: println(String.format("%5d %7d %5d %5s %s",
jjg@46: entry.start_pc, entry.length, entry.index,
jjg@46: constantWriter.stringValue(entry.name_index),
jjg@46: constantWriter.stringValue(entry.signature_index)));
jjg@46: }
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@1473: private static final String format = "%-31s%s";
jjg@1473:
jjg@1473: public Void visitMethodParameters(MethodParameters_attribute attr,
jjg@1473: Void ignore) {
jjg@1473:
jjg@1473: final String header = String.format(format, "Name", "Flags");
jjg@1473: println("MethodParameters:");
jjg@1473: indent(+1);
jjg@1473: println(header);
jjg@1473: for (MethodParameters_attribute.Entry entry :
jjg@1473: attr.method_parameter_table) {
mcimadamore@1565: String namestr =
mcimadamore@1565: entry.name_index != 0 ?
mcimadamore@1565: constantWriter.stringValue(entry.name_index) : "";
jjg@1473: String flagstr =
mcimadamore@1565: (0 != (entry.flags & ACC_FINAL) ? "final " : "") +
mcimadamore@1565: (0 != (entry.flags & ACC_MANDATED) ? "mandated " : "") +
mcimadamore@1565: (0 != (entry.flags & ACC_SYNTHETIC) ? "synthetic" : "");
mcimadamore@1565: println(String.format(format, namestr, flagstr));
jjg@1473: }
jjg@1473: indent(-1);
jjg@1473: return null;
jjg@1473: }
jjg@1473:
jjg@46: public Void visitRuntimeVisibleAnnotations(RuntimeVisibleAnnotations_attribute attr, Void ignore) {
jjg@348: println("RuntimeVisibleAnnotations:");
jjg@348: indent(+1);
jjg@46: for (int i = 0; i < attr.annotations.length; i++) {
jjg@348: print(i + ": ");
jjg@46: annotationWriter.write(attr.annotations[i]);
jjg@46: println();
jjg@46: }
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitRuntimeInvisibleAnnotations(RuntimeInvisibleAnnotations_attribute attr, Void ignore) {
jjg@348: println("RuntimeInvisibleAnnotations:");
jjg@348: indent(+1);
jjg@46: for (int i = 0; i < attr.annotations.length; i++) {
jjg@348: print(i + ": ");
jjg@46: annotationWriter.write(attr.annotations[i]);
jjg@46: println();
jjg@46: }
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@1521: public Void visitRuntimeVisibleTypeAnnotations(RuntimeVisibleTypeAnnotations_attribute attr, Void ignore) {
jjg@1521: println("RuntimeVisibleTypeAnnotations:");
jjg@1521: indent(+1);
jjg@1521: for (int i = 0; i < attr.annotations.length; i++) {
jjg@1521: print(i + ": ");
jjg@1521: annotationWriter.write(attr.annotations[i]);
jjg@1521: println();
jjg@1521: }
jjg@1521: indent(-1);
jjg@1521: return null;
jjg@1521: }
jjg@1521:
jjg@1521: public Void visitRuntimeInvisibleTypeAnnotations(RuntimeInvisibleTypeAnnotations_attribute attr, Void ignore) {
jjg@1521: println("RuntimeInvisibleTypeAnnotations:");
jjg@1521: indent(+1);
jjg@1521: for (int i = 0; i < attr.annotations.length; i++) {
jjg@1521: print(i + ": ");
jjg@1521: annotationWriter.write(attr.annotations[i]);
jjg@1521: println();
jjg@1521: }
jjg@1521: indent(-1);
jjg@1521: return null;
jjg@1521: }
jjg@1521:
jjg@46: public Void visitRuntimeVisibleParameterAnnotations(RuntimeVisibleParameterAnnotations_attribute attr, Void ignore) {
jjg@348: println("RuntimeVisibleParameterAnnotations:");
jjg@348: indent(+1);
jjg@46: for (int param = 0; param < attr.parameter_annotations.length; param++) {
jjg@348: println("parameter " + param + ": ");
jjg@348: indent(+1);
jjg@46: for (int i = 0; i < attr.parameter_annotations[param].length; i++) {
jjg@348: print(i + ": ");
jjg@46: annotationWriter.write(attr.parameter_annotations[param][i]);
jjg@46: println();
jjg@46: }
jjg@348: indent(-1);
jjg@46: }
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitRuntimeInvisibleParameterAnnotations(RuntimeInvisibleParameterAnnotations_attribute attr, Void ignore) {
jjg@348: println("RuntimeInvisibleParameterAnnotations:");
jjg@348: indent(+1);
jjg@46: for (int param = 0; param < attr.parameter_annotations.length; param++) {
jjg@348: println(param + ": ");
jjg@348: indent(+1);
jjg@46: for (int i = 0; i < attr.parameter_annotations[param].length; i++) {
jjg@348: print(i + ": ");
jjg@46: annotationWriter.write(attr.parameter_annotations[param][i]);
jjg@46: println();
jjg@46: }
jjg@348: indent(-1);
jjg@46: }
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitSignature(Signature_attribute attr, Void ignore) {
jjg@348: print("Signature: #" + attr.signature_index);
jjg@348: tab();
jjg@348: println("// " + getSignature(attr));
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: String getSignature(Signature_attribute info) {
jjg@46: try {
jjg@46: return info.getSignature(constant_pool);
jjg@46: } catch (ConstantPoolException e) {
jjg@46: return report(e);
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: public Void visitSourceDebugExtension(SourceDebugExtension_attribute attr, Void ignore) {
vromero@1877: println("SourceDebugExtension:");
vromero@1877: indent(+1);
vromero@1877: for (String s: attr.getValue().split("[\r\n]+")) {
vromero@1877: println(s);
vromero@1877: }
vromero@1877: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitSourceFile(SourceFile_attribute attr, Void ignore) {
jjg@348: println("SourceFile: \"" + getSourceFile(attr) + "\"");
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: private String getSourceFile(SourceFile_attribute attr) {
jjg@46: try {
jjg@46: return attr.getSourceFile(constant_pool);
jjg@46: } catch (ConstantPoolException e) {
jjg@46: return report(e);
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: public Void visitSourceID(SourceID_attribute attr, Void ignore) {
jjg@46: constantWriter.write(attr.sourceID_index);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitStackMap(StackMap_attribute attr, Void ignore) {
jjg@348: println("StackMap: number_of_entries = " + attr.number_of_entries);
jjg@348: indent(+1);
jjg@46: StackMapTableWriter w = new StackMapTableWriter();
jjg@46: for (StackMapTable_attribute.stack_map_frame entry : attr.entries) {
jjg@46: w.write(entry);
jjg@46: }
jjg@46: println();
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visitStackMapTable(StackMapTable_attribute attr, Void ignore) {
jjg@348: println("StackMapTable: number_of_entries = " + attr.number_of_entries);
jjg@348: indent(+1);
jjg@46: StackMapTableWriter w = new StackMapTableWriter();
jjg@46: for (StackMapTable_attribute.stack_map_frame entry : attr.entries) {
jjg@46: w.write(entry);
jjg@46: }
jjg@46: println();
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: class StackMapTableWriter // also handles CLDC StackMap attributes
jjg@46: implements StackMapTable_attribute.stack_map_frame.Visitor {
jjg@46: public void write(StackMapTable_attribute.stack_map_frame frame) {
jjg@46: frame.accept(this, null);
jjg@46: }
jjg@46:
jjg@46: public Void visit_same_frame(StackMapTable_attribute.same_frame frame, Void p) {
jjg@46: printHeader(frame);
jjg@46: println(" /* same */");
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visit_same_locals_1_stack_item_frame(StackMapTable_attribute.same_locals_1_stack_item_frame frame, Void p) {
jjg@46: printHeader(frame);
jjg@46: println(" /* same_locals_1_stack_item */");
jjg@348: indent(+1);
jjg@46: printMap("stack", frame.stack);
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visit_same_locals_1_stack_item_frame_extended(StackMapTable_attribute.same_locals_1_stack_item_frame_extended frame, Void p) {
jjg@46: printHeader(frame);
jjg@46: println(" /* same_locals_1_stack_item_frame_extended */");
jjg@348: indent(+1);
jjg@348: println("offset_delta = " + frame.offset_delta);
jjg@46: printMap("stack", frame.stack);
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visit_chop_frame(StackMapTable_attribute.chop_frame frame, Void p) {
jjg@46: printHeader(frame);
jjg@46: println(" /* chop */");
jjg@348: indent(+1);
jjg@348: println("offset_delta = " + frame.offset_delta);
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visit_same_frame_extended(StackMapTable_attribute.same_frame_extended frame, Void p) {
jjg@46: printHeader(frame);
jjg@46: println(" /* same_frame_extended */");
jjg@348: indent(+1);
jjg@348: println("offset_delta = " + frame.offset_delta);
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visit_append_frame(StackMapTable_attribute.append_frame frame, Void p) {
jjg@46: printHeader(frame);
jjg@46: println(" /* append */");
vromero@1872: indent(+1);
vromero@1872: println("offset_delta = " + frame.offset_delta);
jjg@46: printMap("locals", frame.locals);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: public Void visit_full_frame(StackMapTable_attribute.full_frame frame, Void p) {
jjg@46: printHeader(frame);
jjg@46: if (frame instanceof StackMap_attribute.stack_map_frame) {
jjg@348: indent(+1);
jjg@348: println(" offset = " + frame.offset_delta);
jjg@46: } else {
jjg@46: println(" /* full_frame */");
jjg@348: indent(+1);
jjg@348: println("offset_delta = " + frame.offset_delta);
jjg@46: }
jjg@46: printMap("locals", frame.locals);
jjg@46: printMap("stack", frame.stack);
jjg@348: indent(-1);
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: void printHeader(StackMapTable_attribute.stack_map_frame frame) {
jjg@46: print(" frame_type = " + frame.frame_type);
jjg@46: }
jjg@46:
jjg@46: void printMap(String name, StackMapTable_attribute.verification_type_info[] map) {
jjg@348: print(name + " = [");
jjg@46: for (int i = 0; i < map.length; i++) {
jjg@46: StackMapTable_attribute.verification_type_info info = map[i];
jjg@46: int tag = info.tag;
jjg@46: switch (tag) {
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Object:
jjg@46: print(" ");
jjg@46: constantWriter.write(((StackMapTable_attribute.Object_variable_info) info).cpool_index);
jjg@46: break;
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Uninitialized:
jjg@46: print(" " + mapTypeName(tag));
jjg@46: print(" " + ((StackMapTable_attribute.Uninitialized_variable_info) info).offset);
jjg@46: break;
jjg@46: default:
jjg@46: print(" " + mapTypeName(tag));
jjg@46: }
jjg@46: print(i == (map.length - 1) ? " " : ",");
jjg@46: }
jjg@46: println("]");
jjg@46: }
jjg@46:
jjg@46: String mapTypeName(int tag) {
jjg@46: switch (tag) {
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Top:
jjg@46: return "top";
jjg@46:
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Integer:
jjg@46: return "int";
jjg@46:
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Float:
jjg@46: return "float";
jjg@46:
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Long:
jjg@46: return "long";
jjg@46:
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Double:
jjg@46: return "double";
jjg@46:
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Null:
jjg@46: return "null";
jjg@46:
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_UninitializedThis:
jjg@46: return "this";
jjg@46:
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Object:
jjg@46: return "CP";
jjg@46:
jjg@46: case StackMapTable_attribute.verification_type_info.ITEM_Uninitialized:
jjg@46: return "uninitialized";
jjg@46:
jjg@46: default:
jjg@46: report("unrecognized verification_type_info tag: " + tag);
jjg@46: return "[tag:" + tag + "]";
jjg@46: }
jjg@46: }
jjg@46: }
jjg@46:
jjg@46: public Void visitSynthetic(Synthetic_attribute attr, Void ignore) {
jjg@46: println("Synthetic: true");
jjg@46: return null;
jjg@46: }
jjg@46:
jjg@46: static String getJavaName(String name) {
jjg@46: return name.replace('/', '.');
jjg@46: }
jjg@46:
jjg@46: String toHex(byte b, int w) {
jjg@46: if (options.compat) // BUG 6622260: javap prints negative bytes incorrectly in hex
jjg@46: return toHex((int) b, w);
jjg@46: else
jjg@46: return toHex(b & 0xff, w);
jjg@46: }
jjg@46:
jjg@46: static String toHex(int i) {
jjg@46: return Integer.toString(i, 16).toUpperCase();
jjg@46: }
jjg@46:
jjg@46: static String toHex(int i, int w) {
jjg@46: String s = Integer.toHexString(i).toUpperCase();
jjg@46: while (s.length() < w)
jjg@46: s = "0" + s;
jjg@46: return s.toUpperCase();
jjg@46: }
jjg@46:
jjg@46: private AnnotationWriter annotationWriter;
jjg@46: private CodeWriter codeWriter;
jjg@46: private ConstantWriter constantWriter;
jjg@46: private Options options;
jjg@46:
jjg@46: private ConstantPool constant_pool;
jjg@46: private Object owner;
jjg@46: }