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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 Path Extra Field (0x7075):
 *
 * Stores the UTF-8 version of the file name field as stored in the 
 * local header and central directory header.
 *
 *  *         Value         Size        Description
 *         -----         ----        -----------
 * (UPath) 0x7075        Short       tag for this extra block type ("up")
 *         TSize         Short       total data size for this block
 *         Version       1 byte      version of this extra field, currently 1
 *         NameCRC32     4 bytes     File Name Field CRC32 Checksum
 *         UnicodeName   Variable    UTF-8 version of the entry File Name
 * 
 * @NotThreadSafe super-class is not thread-safe
 */
public class UnicodePathExtraField extends AbstractUnicodeExtraField {

    public static final ZipShort UPATH_ID = new ZipShort(0x7075);

    public UnicodePathExtraField () { 
    }

    /**
     * Assemble as unicode path 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 filename in bytes.
     * @param len The length of the encoded filename or comment in
     * bytes.
     */
    public UnicodePathExtraField(String text, byte[] bytes, int off, int len) {
        super(text, bytes, off, len);
    }

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

    /** {@inheritDoc} */
    public ZipShort getHeaderId() {
        return UPATH_ID;
    }
}