jjg@46: /*
ohair@554:  * Copyright (c) 2007, 2008, 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;
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@46: import com.sun.tools.classfile.RuntimeInvisibleAnnotations_attribute;
jjg@46: import com.sun.tools.classfile.RuntimeInvisibleParameterAnnotations_attribute;
jjg@308: 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@308: 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:  *  <p><b>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.</b>
jjg@46:  */
jjg@46: public class AttributeWriter extends BasicWriter
jjg@46:         implements Attribute.Visitor<Void,Void>
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) {
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: 
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) {
jjg@46:             Formatter formatter = new Formatter();
jjg@46:             println(formatter.format("%8d %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@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@308:     public Void visitRuntimeVisibleTypeAnnotations(RuntimeVisibleTypeAnnotations_attribute attr, Void ignore) {
jjg@348:         println("RuntimeVisibleTypeAnnotations:");
jjg@348:         indent(+1);
jjg@308:         for (int i = 0; i < attr.annotations.length; i++) {
jjg@348:             print(i + ": ");
jjg@308:             annotationWriter.write(attr.annotations[i]);
jjg@308:             println();
jjg@308:         }
jjg@348:         indent(-1);
jjg@308:         return null;
jjg@308:     }
jjg@308: 
jjg@308:     public Void visitRuntimeInvisibleTypeAnnotations(RuntimeInvisibleTypeAnnotations_attribute attr, Void ignore) {
jjg@348:         println("RuntimeInvisibleTypeAnnotations:");
jjg@348:         indent(+1);
jjg@308:         for (int i = 0; i < attr.annotations.length; i++) {
jjg@348:             print(i + ": ");
jjg@308:             annotationWriter.write(attr.annotations[i]);
jjg@308:             println();
jjg@308:         }
jjg@348:         indent(-1);
jjg@308:         return null;
jjg@308:     }
jjg@308: 
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) {
jjg@348:         println("SourceDebugExtension: " + attr.getValue());
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<Void,Void> {
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 */");
jjg@46:             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: }