001    /**
002     * Copyright (c) 2000-2012 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.cache.memcached;
016    
017    import com.liferay.portal.kernel.cache.PortalCache;
018    import com.liferay.portal.kernel.cache.PortalCacheManager;
019    
020    import java.net.URL;
021    
022    import java.util.Map;
023    import java.util.concurrent.ConcurrentHashMap;
024    import java.util.concurrent.TimeUnit;
025    
026    /**
027     * @author Michael C. Han
028     */
029    public class PooledMemcachePortalCacheManager<V>
030            implements PortalCacheManager<String, V> {
031    
032            public void afterPropertiesSet() {
033            }
034    
035            public void clearAll() {
036                    _portalCaches.clear();
037            }
038    
039            public void destroy() throws Exception {
040                    for (PortalCache<String, V> portalCache : _portalCaches.values()) {
041                            portalCache.destroy();
042                    }
043            }
044    
045            public PortalCache<String, V> getCache(String name) {
046                    return getCache(name, false);
047            }
048    
049            public PortalCache<String, V> getCache(String name, boolean blocking) {
050                    PortalCache<String, V> portalCache = _portalCaches.get(name);
051    
052                    if (portalCache == null) {
053                            portalCache = new PooledMemcachePortalCache<V>(
054                                    name, _memcachedClientFactory, _timeout, _timeoutTimeUnit);
055    
056                            _portalCaches.put(name, portalCache);
057                    }
058    
059                    return portalCache;
060            }
061    
062            public void reconfigureCaches(URL configurationURL) {
063            }
064    
065            public void removeCache(String name) {
066                    _portalCaches.remove(name);
067            }
068    
069            public void setMemcachedClientPool(
070                    MemcachedClientFactory memcachedClientFactory) {
071    
072                    _memcachedClientFactory = memcachedClientFactory;
073            }
074    
075            public void setTimeout(int timeout) {
076                    _timeout = timeout;
077            }
078    
079            public void setTimeoutTimeUnit(String timeoutTimeUnit) {
080                    _timeoutTimeUnit = TimeUnit.valueOf(timeoutTimeUnit);
081            }
082    
083            private MemcachedClientFactory _memcachedClientFactory;
084            private Map<String, PortalCache<String, V>> _portalCaches =
085                    new ConcurrentHashMap<String, PortalCache<String, V>>();
086            private int _timeout;
087            private TimeUnit _timeoutTimeUnit;
088    
089    }