langtools/src/share/classes/com/sun/tools/classfile/SourceDebugExtension_attribute.java
author vromero
Tue, 02 Jul 2013 10:21:41 +0100
changeset 18670 a23df082a854
parent 9303 eae35c201e19
permissions -rw-r--r--
8019397: javap does not show SourceDebugExtension properly Reviewed-by: jjg Contributed-by: dmytro_sheyko@hotmail.com
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/*
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 * Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package com.sun.tools.classfile;
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import java.io.ByteArrayInputStream;
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import java.io.DataInputStream;
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import java.io.IOException;
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import java.nio.charset.Charset;
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/**
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 * See JVMS, section 4.8.15.
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 *
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 *  <p><b>This is NOT part of any supported API.
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 *  If you write code that depends on this, you do so at your own risk.
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 *  This code and its internal interfaces are subject to change or
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 *  deletion without notice.</b>
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 */
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public class SourceDebugExtension_attribute extends Attribute {
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    private static final Charset UTF8 = Charset.forName("UTF-8");
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    SourceDebugExtension_attribute(ClassReader cr, int name_index, int length) throws IOException {
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        super(name_index, length);
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        debug_extension = new byte[attribute_length];
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        cr.readFully(debug_extension);
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    }
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    public SourceDebugExtension_attribute(ConstantPool constant_pool, byte[] debug_extension)
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            throws ConstantPoolException {
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        this(constant_pool.getUTF8Index(Attribute.SourceDebugExtension), debug_extension);
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    }
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    public SourceDebugExtension_attribute(int name_index, byte[] debug_extension) {
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        super(name_index, debug_extension.length);
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        this.debug_extension = debug_extension;
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    }
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    public String getValue() {
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        return new String(debug_extension, UTF8);
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    }
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    public <R, D> R accept(Visitor<R, D> visitor, D data) {
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        return visitor.visitSourceDebugExtension(this, data);
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    }
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    public final byte[] debug_extension;
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}