TarReaderEntity.java

/*
 * @copyright 2013 Philip Warner
 * @license GNU General Public License
 * 
 * This file is part of Book Catalogue.
 *
 * Book Catalogue is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Book Catalogue is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Book Catalogue.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.eleybourn.bookcatalogue.backup.tar;

import java.io.IOException;
import java.io.InputStream;
import java.util.Date;

import org.apache.commons.compress.archivers.tar.TarArchiveEntry;

import com.eleybourn.bookcatalogue.backup.ReaderEntityAbstract;

/**
 * Implementation of TAR-specific ReaderEntity functions. Not much to do.
 * 
 * @author pjw
 */
public class TarReaderEntity extends ReaderEntityAbstract {
	protected TarBackupReader mReader;
	protected TarArchiveEntry mEntry;
	private BackupEntityType mType;

	/**
	 * Constructor
	 * 
	 * @param reader	Parent
	 * @param entry		Corresponding archive entry
	 * @param type		Type of item
	 */
	protected TarReaderEntity(TarBackupReader reader, TarArchiveEntry entry, BackupEntityType type) {
		mReader = reader;
		mEntry = entry;
		mType = type;
	}

	/**
	 * Accessor
	 */
	@Override
	public BackupEntityType getType() {
		return mType;
	}

	/**
	 * Accessor
	 */
	@Override
	public InputStream getStream() throws IOException {
		return mReader.getInput();
	}

	/**
	 * Accessor
	 */
	@Override
	public String getName() {
		return mEntry.getName();
	}
	
	/**
	 * Accessor
	 */
	@Override
	public Date getDateModified() {
		return mEntry.getLastModifiedDate();
	}
}