StreamUtil.java

/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library 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 Lesser General Public License for more
 * details.
 */

package com.liferay.sync.engine.util;

import java.io.InputStream;
import java.io.OutputStream;

import java.nio.channels.Channel;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * @author Brian Wing Shun Chan
 * @author Raymond Augé
 */
public class StreamUtil {

	public static void cleanUp(Channel channel) {
		try {
			if (channel != null) {
				channel.close();
			}
		}
		catch (Exception e) {
			if (_log.isWarnEnabled()) {
				_log.warn(e.getMessage(), e);
			}
		}
	}

	public static void cleanUp(InputStream inputStream) {
		try {
			if (inputStream != null) {
				inputStream.close();
			}
		}
		catch (Exception e) {
			if (_log.isWarnEnabled()) {
				_log.warn(e.getMessage(), e);
			}
		}
	}

	public static void cleanUp(OutputStream outputStream) {
		try {
			if (outputStream != null) {
				outputStream.flush();
			}
		}
		catch (Exception e) {
			if (_log.isWarnEnabled()) {
				_log.warn(e.getMessage(), e);
			}
		}

		try {
			if (outputStream != null) {
				outputStream.close();
			}
		}
		catch (Exception e) {
			if (_log.isWarnEnabled()) {
				_log.warn(e.getMessage(), e);
			}
		}
	}

	private static final Logger _log = LoggerFactory.getLogger(
		StreamUtil.class);

}