Java tutorial
/** * 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.portal.kernel.search; import com.liferay.portal.kernel.util.ServiceProxyFactory; import java.util.Set; /** * @author Raymond Aug */ public class IndexerRegistryUtil { public static <T> Indexer<T> getIndexer(Class<T> clazz) { return _indexerRegistry.getIndexer(clazz); } public static <T> Indexer<T> getIndexer(String className) { return _indexerRegistry.getIndexer(className); } public static Set<Indexer<?>> getIndexers() { return _indexerRegistry.getIndexers(); } public static <T> Indexer<T> nullSafeGetIndexer(Class<T> clazz) { return _indexerRegistry.nullSafeGetIndexer(clazz); } public static <T> Indexer<T> nullSafeGetIndexer(String className) { return _indexerRegistry.nullSafeGetIndexer(className); } public static void register(Indexer<?> indexer) { _indexerRegistry.register(indexer); } public static void unregister(Indexer<?> indexer) { _indexerRegistry.unregister(indexer); } public static void unregister(String className) { _indexerRegistry.unregister(className); } private static volatile IndexerRegistry _indexerRegistry = ServiceProxyFactory .newServiceTrackedInstance(IndexerRegistry.class, IndexerRegistryUtil.class, "_indexerRegistry", false); }