286N/A/*
286N/A * reserved comment block
286N/A * DO NOT REMOVE OR ALTER!
286N/A */
286N/Apackage com.sun.org.apache.bcel.internal.classfile;
286N/A
286N/A/* ====================================================================
286N/A * The Apache Software License, Version 1.1
286N/A *
286N/A * Copyright (c) 2001 The Apache Software Foundation. All rights
286N/A * reserved.
286N/A *
286N/A * Redistribution and use in source and binary forms, with or without
286N/A * modification, are permitted provided that the following conditions
286N/A * are met:
286N/A *
286N/A * 1. Redistributions of source code must retain the above copyright
286N/A * notice, this list of conditions and the following disclaimer.
286N/A *
286N/A * 2. Redistributions in binary form must reproduce the above copyright
286N/A * notice, this list of conditions and the following disclaimer in
286N/A * the documentation and/or other materials provided with the
286N/A * distribution.
286N/A *
286N/A * 3. The end-user documentation included with the redistribution,
286N/A * if any, must include the following acknowledgment:
286N/A * "This product includes software developed by the
286N/A * Apache Software Foundation (http://www.apache.org/)."
286N/A * Alternately, this acknowledgment may appear in the software itself,
286N/A * if and wherever such third-party acknowledgments normally appear.
286N/A *
286N/A * 4. The names "Apache" and "Apache Software Foundation" and
286N/A * "Apache BCEL" must not be used to endorse or promote products
286N/A * derived from this software without prior written permission. For
286N/A * written permission, please contact apache@apache.org.
286N/A *
286N/A * 5. Products derived from this software may not be called "Apache",
286N/A * "Apache BCEL", nor may "Apache" appear in their name, without
286N/A * prior written permission of the Apache Software Foundation.
286N/A *
286N/A * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
286N/A * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
286N/A * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
286N/A * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
286N/A * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
286N/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
286N/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
286N/A * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
286N/A * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
286N/A * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
286N/A * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
286N/A * SUCH DAMAGE.
286N/A * ====================================================================
286N/A *
286N/A * This software consists of voluntary contributions made by many
286N/A * individuals on behalf of the Apache Software Foundation. For more
286N/A * information on the Apache Software Foundation, please see
286N/A * <http://www.apache.org/>.
286N/A */
286N/A
286N/Aimport com.sun.org.apache.bcel.internal.Constants;
286N/Aimport java.io.*;
286N/A
286N/A/**
286N/A * This class is derived from the abstract
286N/A * <A HREF="com.sun.org.apache.bcel.internal.classfile.Constant.html">Constant</A> class
286N/A * and represents a reference to a Utf8 encoded string.
286N/A *
286N/A * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
286N/A * @see Constant
286N/A */
286N/Apublic final class ConstantUtf8 extends Constant {
286N/A private String bytes;
286N/A
286N/A /**
286N/A * Initialize from another object.
286N/A */
286N/A public ConstantUtf8(ConstantUtf8 c) {
286N/A this(c.getBytes());
286N/A }
286N/A
286N/A /**
286N/A * Initialize instance from file data.
286N/A *
286N/A * @param file Input stream
286N/A * @throws IOException
286N/A */
286N/A ConstantUtf8(DataInputStream file) throws IOException
286N/A {
286N/A super(Constants.CONSTANT_Utf8);
286N/A
286N/A bytes = file.readUTF();
286N/A }
286N/A
286N/A /**
286N/A * @param bytes Data
286N/A */
286N/A public ConstantUtf8(String bytes)
286N/A {
286N/A super(Constants.CONSTANT_Utf8);
286N/A
286N/A if(bytes == null)
286N/A throw new IllegalArgumentException("bytes must not be null!");
286N/A
286N/A this.bytes = bytes;
286N/A }
286N/A
286N/A /**
286N/A * Called by objects that are traversing the nodes of the tree implicitely
286N/A * defined by the contents of a Java class. I.e., the hierarchy of methods,
286N/A * fields, attributes, etc. spawns a tree of objects.
286N/A *
286N/A * @param v Visitor object
286N/A */
286N/A public void accept(Visitor v) {
286N/A v.visitConstantUtf8(this);
286N/A }
286N/A
286N/A /**
286N/A * Dump String in Utf8 format to file stream.
286N/A *
286N/A * @param file Output file stream
286N/A * @throws IOException
286N/A */
286N/A public final void dump(DataOutputStream file) throws IOException
286N/A {
286N/A file.writeByte(tag);
286N/A file.writeUTF(bytes);
286N/A }
286N/A
286N/A /**
286N/A * @return Data converted to string.
286N/A */
286N/A public final String getBytes() { return bytes; }
286N/A
286N/A /**
286N/A * @param bytes.
286N/A */
286N/A public final void setBytes(String bytes) {
286N/A this.bytes = bytes;
286N/A }
286N/A
286N/A /**
286N/A * @return String representation
286N/A */
286N/A public final String toString()
286N/A {
286N/A return super.toString() + "(\"" + Utility.replace(bytes, "\n", "\\n") + "\")";
286N/A }
286N/A}