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4075303: Use javap to enquire aboput a specific inner class

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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
This commit is contained in:
Jonathan Gibbons 2008-06-03 13:26:47 -07:00
parent e3ba3ecd1d
commit 0a7516d744
87 changed files with 11690 additions and 8 deletions
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87
langtools/src/share/classes/com/sun/tools/classfile/Attributes.java Normal file
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/*
* Copyright 2007 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Sun designates this
* particular file as subject to the "Classpath" exception as provided
* by Sun in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*/
package com.sun.tools.classfile;
import java.io.IOException;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
/*
* <p><b>This is NOT part of any API supported by Sun Microsystems. If
* you write code that depends on this, you do so at your own risk.
* This code and its internal interfaces are subject to change or
* deletion without notice.</b>
*/
public class Attributes implements Iterable<Attribute> {
Attributes(ClassReader cr) throws IOException {
map = new HashMap<String,Attribute>();
int attrs_count = cr.readUnsignedShort();
attrs = new Attribute[attrs_count];
for (int i = 0; i < attrs_count; i++) {
Attribute attr = Attribute.read(cr);
attrs[i] = attr;
try {
map.put(attr.getName(cr.getConstantPool()), attr);
} catch (ConstantPoolException e) {
// don't enter invalid names in map
}
}
}
public Attributes(ConstantPool constant_pool, Attribute[] attrs) {
this.attrs = attrs;
map = new HashMap<String,Attribute>();
for (int i = 0; i < attrs.length; i++) {
Attribute attr = attrs[i];
try {
map.put(attr.getName(constant_pool), attr);
} catch (ConstantPoolException e) {
// don't enter invalid names in map
}
}
}
public Iterator<Attribute> iterator() {
return Arrays.asList(attrs).iterator();
}
public Attribute get(int index) {
return attrs[index];
}
public Attribute get(String name) {
return map.get(name);
}
public int size() {
return attrs.length;
}
public final Attribute[] attrs;
public final Map<String, Attribute> map;
}