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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.jar;

import java.security.cert.Certificate;
import java.util.jar.Attributes;
import java.util.jar.JarEntry;
import java.util.zip.ZipEntry;
import java.util.zip.ZipException;

import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;

/**
 *
 * @NotThreadSafe
 */
public class JarArchiveEntry extends ZipArchiveEntry {

    private Attributes manifestAttributes = null;
    private Certificate[] certificates = null;

    public JarArchiveEntry(ZipEntry entry) throws ZipException {
        super(entry);
    }

    public JarArchiveEntry(String name) {
        super(name);
    }

    public JarArchiveEntry(ZipArchiveEntry entry) throws ZipException {
        super(entry);
    }

    public JarArchiveEntry(JarEntry entry) throws ZipException {
        super(entry);

    }

    public Attributes getManifestAttributes() {
        return manifestAttributes;
    }

    public Certificate[] getCertificates() {
        if (certificates != null) {
            Certificate[] certs = new Certificate[certificates.length];
            System.arraycopy(certificates, 0, certs, 0, certs.length);
            return certs;
        }
        return null;
    }

    @Override
    public boolean equals(Object o) {
        return super.equals(o);
    }

    @Override
    public int hashCode() {
        return super.hashCode();
    }
}