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Apache Commons Compress defines an API for working with compression and archive formats. These include bzip2, gzip, pack200, LZMA, XZ, Snappy, traditional Unix Compress, DEFLATE, DEFLATE64, LZ4, Brotli, Zstandard and ar, cpio, jar, tar, zip, dump, 7z, arj.

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/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */

package org.apache.commons.compress.archivers.zip;

/**
 * Info-ZIP Unicode Comment Extra Field (0x6375):
 *
 * Stores the UTF-8 version of the file comment as stored in the
 * central directory header.
 *
 * @see PKWARE
 * APPNOTE.TXT, section 4.6.8
 *
 * @NotThreadSafe super-class is not thread-safe
 */
public class UnicodeCommentExtraField extends AbstractUnicodeExtraField {

    public static final ZipShort UCOM_ID = new ZipShort(0x6375);

    public UnicodeCommentExtraField () { 
    }

    /**
     * Assemble as unicode comment extension from the name given as
     * text as well as the encoded bytes actually written to the archive.
     * 
     * @param text The file name
     * @param bytes the bytes actually written to the archive
     * @param off The offset of the encoded comment in bytes.
     * @param len The length of the encoded comment or comment in
     * bytes.
     */
    public UnicodeCommentExtraField(String text, byte[] bytes, int off,
                                    int len) {
        super(text, bytes, off, len);
    }

    /**
     * Assemble as unicode comment extension from the comment given as
     * text as well as the bytes actually written to the archive.
     * 
     * @param comment The file comment
     * @param bytes the bytes actually written to the archive
     */
    public UnicodeCommentExtraField(String comment, byte[] bytes) {
        super(comment, bytes);
    }

    public ZipShort getHeaderId() {
        return UCOM_ID;
    }

}