aoqi@0: /*
aoqi@0:  * Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.tools.classfile;
aoqi@0: 
aoqi@0: import java.io.IOException;
aoqi@0: 
aoqi@0: /**
aoqi@0:  *  <p><b>This is NOT part of any supported API.
aoqi@0:  *  If you write code that depends on this, you do so at your own risk.
aoqi@0:  *  This code and its internal interfaces are subject to change or
aoqi@0:  *  deletion without notice.</b>
aoqi@0:  */
aoqi@0: public class CharacterRangeTable_attribute  extends Attribute {
aoqi@0:     public static final int CRT_STATEMENT       = 0x0001;
aoqi@0:     public static final int CRT_BLOCK           = 0x0002;
aoqi@0:     public static final int CRT_ASSIGNMENT      = 0x0004;
aoqi@0:     public static final int CRT_FLOW_CONTROLLER = 0x0008;
aoqi@0:     public static final int CRT_FLOW_TARGET     = 0x0010;
aoqi@0:     public static final int CRT_INVOKE          = 0x0020;
aoqi@0:     public static final int CRT_CREATE          = 0x0040;
aoqi@0:     public static final int CRT_BRANCH_TRUE     = 0x0080;
aoqi@0:     public static final int CRT_BRANCH_FALSE    = 0x0100;
aoqi@0: 
aoqi@0:     CharacterRangeTable_attribute(ClassReader cr, int name_index, int length) throws IOException {
aoqi@0:         super(name_index, length);
aoqi@0:         int character_range_table_length = cr.readUnsignedShort();
aoqi@0:         character_range_table = new Entry[character_range_table_length];
aoqi@0:         for (int i = 0; i < character_range_table_length; i++)
aoqi@0:             character_range_table[i] = new Entry(cr);
aoqi@0:     }
aoqi@0: 
aoqi@0:     public CharacterRangeTable_attribute(ConstantPool constant_pool, Entry[] character_range_table)
aoqi@0:             throws ConstantPoolException {
aoqi@0:         this(constant_pool.getUTF8Index(Attribute.CharacterRangeTable), character_range_table);
aoqi@0:     }
aoqi@0: 
aoqi@0:     public CharacterRangeTable_attribute(int name_index, Entry[] character_range_table) {
aoqi@0:         super(name_index, 2 + character_range_table.length * Entry.length());
aoqi@0:         this.character_range_table = character_range_table;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public <R, D> R accept(Visitor<R, D> visitor, D data) {
aoqi@0:         return visitor.visitCharacterRangeTable(this, data);
aoqi@0:     }
aoqi@0: 
aoqi@0:     public final Entry[] character_range_table;
aoqi@0: 
aoqi@0:     public static class Entry {
aoqi@0:         Entry(ClassReader cr) throws IOException {
aoqi@0:             start_pc = cr.readUnsignedShort();
aoqi@0:             end_pc = cr.readUnsignedShort();
aoqi@0:             character_range_start = cr.readInt();
aoqi@0:             character_range_end = cr.readInt();
aoqi@0:             flags = cr.readUnsignedShort();
aoqi@0:         }
aoqi@0: 
aoqi@0:         public static int length() {
aoqi@0:             return 14;
aoqi@0:         }
aoqi@0: 
aoqi@0:         public final int start_pc;
aoqi@0:         public final int end_pc;
aoqi@0:         public final int character_range_start;
aoqi@0:         public final int character_range_end;
aoqi@0:         public final int flags;
aoqi@0:     };
aoqi@0: }