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TrueZIP is a Java based Virtual File System (VFS) to enable transparent, multi-threaded read/write access to archive files (ZIP, TAR etc.) as if they were directories. Archive files may be arbitrarily nested and the nesting level is only limited by heap and file system size.

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/*
 * Copyright (C) 2009-2010 Schlichtherle IT Services
 *
 * Licensed 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 de.schlichtherle.io.archive.zip;

import de.schlichtherle.io.ArchiveEntryMetaData;
import de.schlichtherle.io.archive.spi.ArchiveEntry;
import de.schlichtherle.util.zip.DateTimeConverter;
import javax.swing.Icon;

/**
 * An adapter class to make the {@link ZipEntry} class implement the
 * {@link ArchiveEntry} interface.
 *
 * @see ZipDriver
 *
 * @author Christian Schlichtherle
 * @version $Id: ZipEntry.java,v 1.3 2010/08/16 10:55:44 christian_schlichtherle Exp $
 * @since TrueZIP 6.0
 */
public class ZipEntry
        extends de.schlichtherle.util.zip.ZipEntry
        implements ArchiveEntry {

    static {
        assert de.schlichtherle.util.zip.ZipEntry.UNKNOWN == ArchiveEntry.UNKNOWN;
    }

    /** The unknown value for numeric properties. */
    public static final byte UNKNOWN = de.schlichtherle.util.zip.ZipEntry.UNKNOWN;

    private ArchiveEntryMetaData metaData;

    // TODO: Constructor should be protected!
    public ZipEntry(String entryName) {
        super(entryName);
    }

    // TODO: Constructor should be protected!
    public ZipEntry(ZipEntry blueprint) {
        super(blueprint);
    }

    /**
     * Throws an UnsupportedOperationException.
     *
     * @throws UnsupportedOperationException
     *         Cloning doesn't work with ArchiveEntryMetaData and is not
     *         required for ArchiveDriver's anyway.
     */
    public Object clone() {
        throw new UnsupportedOperationException("Cloning doesn't work with ArchiveEntryMetaData and is not required for an ArchiveDriver anyway.");
    }

    protected void setName(String name) {
        super.setName(name);
    }

    public Icon getOpenIcon() {
        return null;
    }

    public Icon getClosedIcon() {
        return null;
    }

    protected DateTimeConverter getDateTimeConverter() {
        return DateTimeConverter.ZIP;
    }

    //
    // Metadata implementation.
    //

    public ArchiveEntryMetaData getMetaData() {
        return metaData;
    }

    public void setMetaData(ArchiveEntryMetaData metaData) {
        this.metaData = metaData;
    }
}