1f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project/* Copyright (C) 2003 Vladimir Roubtsov. All rights reserved. 2f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * 3f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * This program and the accompanying materials are made available under 4f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * the terms of the Common Public License v1.0 which accompanies this distribution, 5f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * and is available at http://www.eclipse.org/legal/cpl-v10.html 6f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * 7f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * $Id: CONSTANT_Utf8_info.java,v 1.1.1.1 2004/05/09 16:57:49 vlad_r Exp $ 8f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project */ 9f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectpackage com.vladium.jcd.cls.constant; 10f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 11f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectimport java.io.IOException; 12f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 13f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectimport com.vladium.jcd.lib.UDataInputStream; 14f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectimport com.vladium.jcd.lib.UDataOutputStream; 15f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 16f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project// ---------------------------------------------------------------------------- 17f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project/** 18f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * The CONSTANT_Utf8_info structure is used to represent constant string values.<P> 19f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * 20f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * The bytes of multibyte characters are stored in the class file in big-endian 21f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * (high byte first) order. There are two differences between this format and the 22f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * "standard" UTF-8 format. First, the null byte (byte)0 is encoded using the 23f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * two-byte format rather than the one-byte format, so that Java Virtual Machine 24f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * UTF-8 strings never have embedded nulls. Second, only the one-byte, two-byte, 25f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * and three-byte formats are used. The Java Virtual Machine does not recognize 26f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * the longer UTF-8 formats. 27f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * 28f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project * @author (C) 2001, Vlad Roubtsov 29f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project */ 30f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectpublic 31f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Projectfinal class CONSTANT_Utf8_info extends CONSTANT_info 32f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project{ 33f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // public: ................................................................ 34f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 35f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project public static final byte TAG = 1; 36f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 37f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project public String m_value; 38f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 39f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 40f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project public CONSTANT_Utf8_info (final String value) 41f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 42f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project m_value = value; 43f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 44f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 45f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 46f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project public final byte tag () 47f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 48f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project return TAG; 49f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 50f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 51f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // Visitor: 52f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 53f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project public Object accept (final ICONSTANTVisitor visitor, final Object ctx) 54f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 55f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project return visitor.visit (this, ctx); 56f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 57f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 58f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project public String toString () 59f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 60f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project return "CONSTANT_Utf8: [" + m_value + ']'; 61f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 62f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 63f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // Cloneable: inherited clone() is Ok 64f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 65f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // IClassFormatOutput: 66f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 67f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project public void writeInClassFormat (final UDataOutputStream out) throws IOException 68f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 69f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project super.writeInClassFormat (out); 70f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 71f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project out.writeUTF (m_value); 72f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 73f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 74f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // protected: ............................................................. 75f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 76f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 77f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project protected CONSTANT_Utf8_info (final UDataInputStream bytes) throws IOException 78f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project { 79f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project m_value = bytes.readUTF (); 80f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project } 81f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 82f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // package: ............................................................... 83f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 84f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project // private: ............................................................... 85f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project 86f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project} // end of class 87f6fe897e173f4e4bda72a7dddb091b667066764aThe Android Open Source Project// ---------------------------------------------------------------------------- 88