001/*
002 * GWTEventService
003 * Copyright (c) 2011 and beyond, strawbill UG (haftungsbeschr?nkt)
004 *
005 * This is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU Lesser General Public License as
007 * published by the Free Software Foundation; either version 3 of
008 * the License, or (at your option) any later version.
009 * Other licensing for GWTEventService may also be possible on request.
010 * Please view the license.txt of the project for more information.
011 *
012 * This software is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * You should have received a copy of the GNU Lesser General Public
018 * License along with this software; if not, write to the Free
019 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
020 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
021 */
022package de.novanic.eventservice.client.logger;
023
024/**
025 * ClientLoggerFactory should be used to create instances of {@link de.novanic.eventservice.client.logger.ClientLogger}.
026 * To create a new {@link de.novanic.eventservice.client.logger.ClientLogger} see the following method:
027 * {@link ClientLoggerFactory#getClientLogger()}.
028 *
029 * @author sstrohschein
030 * <br>Date: 14.08.2008
031 * <br>Time: 21:19:11
032 */
033public class ClientLoggerFactory
034{
035    private ClientLoggerFactory() {}
036
037    /**
038     * Factory-Holder class to ensure thread-safe lazy-loading with IODH.
039     */
040    private static class ClientLoggerHolder {
041        private static final ClientLogger CLIENT_LOGGER_INSTANCE = new GWTClientLogger();
042    }
043
044    /**
045     * Creates a new {@link de.novanic.eventservice.client.logger.ClientLogger} and holds it as a singleton (only one
046     * instance can exist).
047     * @return {@link de.novanic.eventservice.client.logger.ClientLogger}
048     */
049    public static ClientLogger getClientLogger() {
050        return ClientLoggerHolder.CLIENT_LOGGER_INSTANCE;
051    }
052}