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src/share/classes/com/sun/tools/classfile/StackMap_attribute.java@959103a6100f (annotated)

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

Wed, 27 Apr 2016 01:34:52 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:34:52 +0800

changeset 0

959103a6100f

child 2525

2eb010b6cb22

permissions

-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation. Oracle designates this
aoqi@0	8	* particular file as subject to the "Classpath" exception as provided
aoqi@0	9	* by Oracle in the LICENSE file that accompanied this code.
aoqi@0	10	*
aoqi@0	11	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	12	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	13	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	14	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	15	* accompanied this code).
aoqi@0	16	*
aoqi@0	17	* You should have received a copy of the GNU General Public License version
aoqi@0	18	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	19	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	20	*
aoqi@0	21	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	22	* or visit www.oracle.com if you need additional information or have any
aoqi@0	23	* questions.
aoqi@0	24	*/
aoqi@0	25
aoqi@0	26	package com.sun.tools.classfile;
aoqi@0	27
aoqi@0	28	import java.io.IOException;
aoqi@0	29
aoqi@0	30	/**
aoqi@0	31	* <p><b>This is NOT part of any supported API.
aoqi@0	32	* If you write code that depends on this, you do so at your own risk.
aoqi@0	33	* This code and its internal interfaces are subject to change or
aoqi@0	34	* deletion without notice.</b>
aoqi@0	35	*/
aoqi@0	36	public class StackMap_attribute extends Attribute {
aoqi@0	37	StackMap_attribute(ClassReader cr, int name_index, int length)
aoqi@0	38	throws IOException, StackMapTable_attribute.InvalidStackMap {
aoqi@0	39	super(name_index, length);
aoqi@0	40	number_of_entries = cr.readUnsignedShort();
aoqi@0	41	entries = new stack_map_frame[number_of_entries];
aoqi@0	42	for (int i = 0; i < number_of_entries; i++)
aoqi@0	43	entries[i] = new stack_map_frame(cr);
aoqi@0	44	}
aoqi@0	45
aoqi@0	46	public StackMap_attribute(ConstantPool constant_pool, stack_map_frame[] entries)
aoqi@0	47	throws ConstantPoolException {
aoqi@0	48	this(constant_pool.getUTF8Index(Attribute.StackMap), entries);
aoqi@0	49	}
aoqi@0	50
aoqi@0	51	public StackMap_attribute(int name_index, stack_map_frame[] entries) {
aoqi@0	52	super(name_index, StackMapTable_attribute.length(entries));
aoqi@0	53	this.number_of_entries = entries.length;
aoqi@0	54	this.entries = entries;
aoqi@0	55	}
aoqi@0	56
aoqi@0	57	public <R, D> R accept(Visitor<R, D> visitor, D data) {
aoqi@0	58	return visitor.visitStackMap(this, data);
aoqi@0	59	}
aoqi@0	60
aoqi@0	61	public final int number_of_entries;
aoqi@0	62	public final stack_map_frame entries[];
aoqi@0	63
aoqi@0	64	public static class stack_map_frame extends StackMapTable_attribute.full_frame {
aoqi@0	65	stack_map_frame(ClassReader cr)
aoqi@0	66	throws IOException, StackMapTable_attribute.InvalidStackMap {
aoqi@0	67	super(255, cr);
aoqi@0	68	}
aoqi@0	69	}
aoqi@0	70	}