com.taobao.common.tedis.commands.TedisManagerFactory Maven / Gradle / Ivy

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/**
 * (C) 2011-2012 Alibaba Group Holding Limited.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 */
package com.taobao.common.tedis.commands;

import java.util.Iterator;
import java.util.Map.Entry;
import java.util.concurrent.ConcurrentHashMap;

import com.taobao.common.tedis.core.TedisManager;
import com.taobao.common.tedis.group.TedisGroup;
import com.taobao.common.tedis.serializer.TedisSerializer;

public class TedisManagerFactory {
    private static ConcurrentHashMap managers = new ConcurrentHashMap();

    /**
     * ????ȫ??Ψһ??ʵ????????Ѿ????ڣ??򷵻ش??ڵ?ʵ??
     *
     * @param appName
     * @param version
     * @return
     */
    public static synchronized TedisManager create(String appName, String version) {
        String key = appName + "-" + version;
        TedisManager manager = managers.get(key);
        if (manager == null) {
            TedisGroup tedisGroup = new TedisGroup(appName, version);
            tedisGroup.init();
            manager = new DefaultTedisManager(tedisGroup);
            managers.put(key, manager);
        }
        return manager;
    }

    /**
     * ????ȫ??Ψһ??ʵ????????Ѿ????ڣ??򷵻ش??ڵ?ʵ??
     *
     * @param appName
     * @param version
     * @param serializer
     * @return
     */
    public static synchronized TedisManager create(String appName, String version, TedisSerializer serializer) {
        String key = appName + "-" + version;
        DefaultTedisManager manager = (DefaultTedisManager) managers.get(key);
        if (manager == null) {
            TedisGroup tedisGroup = new TedisGroup(appName, version);
            tedisGroup.init();
            manager = new DefaultTedisManager(tedisGroup);
            managers.put(key, manager);
        }
        manager.setKeySerializer(serializer);
        manager.setValueSerializer(serializer);
        manager.setHashKeySerializer(serializer);
        return manager;
    }

    /**
     * ????ָ????TedisManager??ע?⣺?ڶ??̻߳???????Ҫ?????Ƿ????????̻߳???ʹ?ã?????ᵼ?????⡣
     *
     * @param manager
     */
    public static synchronized void destroy(TedisManager manager) {
        Iterator> it = managers.entrySet().iterator();
        while (it.hasNext()) {
            if (it.next().getValue().equals(manager)) {
                it.remove();
            }
        }
        manager.destroy();
    }

}