001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.kernel.cluster;
016    
017    import java.lang.annotation.Annotation;
018    
019    /**
020     * @author Shuyang Zhou
021     */
022    @SuppressWarnings("all")
023    public class NullClusterable implements Clusterable {
024    
025            public static final Clusterable NULL_CLUSTERABLE = new NullClusterable();
026    
027            @Override
028            public Class<? extends ClusterInvokeAcceptor> acceptor() {
029                    return null;
030            }
031    
032            @Override
033            public Class<? extends Annotation> annotationType() {
034                    return Clusterable.class;
035            }
036    
037            @Override
038            public boolean onMaster() {
039                    return false;
040            }
041    
042            private NullClusterable() {
043            }
044    
045    }