src/share/classes/com/sun/tools/classfile/EnclosingMethod_attribute.java

Tue, 03 Jun 2008 13:26:47 -0700

author
jjg
date
Tue, 03 Jun 2008 13:26:47 -0700
changeset 46
7708bd6d800d
child 54
eaf608c64fec
permissions
-rw-r--r--

4075303: Use javap to enquire aboput a specific inner class
4348375: Javap is not internationalized
4459541: "javap -l" shows line numbers as signed short; they should be unsigned
4501660: change diagnostic of -help as 'print this help message and exit'
4776241: unused source file in javap...
4870651: javap should recognize generics, varargs, enum
4876942: javap invoked without args does not print help screen
4880663: javap could output whitespace between class name and opening brace
4975569: javap doesn't print new flag bits
6271787: javap dumps LocalVariableTypeTable attribute in hex, needs to print a table
6305779: javap: support annotations
6439940: Clean up javap implementation
6469569: wrong check of searchpath in JavapEnvironment
6474890: javap does not open .zip files in -classpath
6587786: Javap throws error : "ERROR:Could not find <classname>" for JRE classes
6622215: javap ignores certain relevant access flags
6622216: javap names some attributes incorrectly
6622232: javap gets whitespace confused
6622260: javap prints negative bytes incorrectly in hex
Reviewed-by: ksrini

     2 /*
     3  * Copyright 2007 Sun Microsystems, Inc.  All Rights Reserved.
     4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     5  *
     6  * This code is free software; you can redistribute it and/or modify it
     7  * under the terms of the GNU General Public License version 2 only, as
     8  * published by the Free Software Foundation.  Sun designates this
     9  * particular file as subject to the "Classpath" exception as provided
    10  * by Sun in the LICENSE file that accompanied this code.
    11  *
    12  * This code 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
    15  * version 2 for more details (a copy is included in the LICENSE file that
    16  * accompanied this code).
    17  *
    18  * You should have received a copy of the GNU General Public License version
    19  * 2 along with this work; if not, write to the Free Software Foundation,
    20  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    21  *
    22  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
    23  * CA 95054 USA or visit www.sun.com if you need additional information or
    24  * have any questions.
    25  */
    27 package com.sun.tools.classfile;
    29 import java.io.IOException;
    31 /**
    32  * See JVMS3, section 4.8.7.
    33  *
    34  *  <p><b>This is NOT part of any API supported by Sun Microsystems.  If
    35  *  you write code that depends on this, you do so at your own risk.
    36  *  This code and its internal interfaces are subject to change or
    37  *  deletion without notice.</b>
    38  */
    39 public class EnclosingMethod_attribute extends Attribute {
    40     EnclosingMethod_attribute(ClassReader cr, int name_index, int length) throws IOException {
    41         super(name_index, length);
    42         class_index = cr.readUnsignedShort();
    43         method_index = cr.readUnsignedShort();
    44     }
    46     public EnclosingMethod_attribute(ConstantPool constant_pool, int class_index, int method_index)
    47             throws ConstantPoolException {
    48         this(constant_pool.getUTF8Index(Attribute.EnclosingMethod), class_index, method_index);
    49     }
    51     public EnclosingMethod_attribute(int name_index, int class_index, int method_index) {
    52         super(name_index, 4);
    53         this.class_index = class_index;
    54         this.method_index = method_index;
    55     }
    57     public String getClassName(ConstantPool constant_pool) throws ConstantPoolException {
    58         return constant_pool.getClassInfo(class_index).getName();
    59     }
    61     public String getMethodName(ConstantPool constant_pool) throws ConstantPoolException {
    62         if (method_index == 0)
    63             return "";
    64         return constant_pool.getNameAndTypeInfo(method_index).getName();
    65     }
    67     public <R, D> R accept(Visitor<R, D> visitor, D data) {
    68         return visitor.visitEnclosingMethod(this, data);
    69     }
    71     public final int class_index;
    72     public final int method_index;
    73 }

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