/src/com/jieshuhuiyou/util/memcachedHelper.java

package com.jieshuhuiyou.util;

import java.util.Date;

import com.alibaba.fastjson.annotation.JSONType;
import com.danga.MemCached.MemCachedClient;
import com.danga.MemCached.SockIOPool;

/**
 * memcahed???
 * @author Michael
 *
 */

public class memcachedHelper {
	// ?????????
    protected static MemCachedClient mcc = new MemCachedClient();
    
    protected static memcachedHelper memCached = new memcachedHelper();
    
    // ????????????
    static {
        // ?????????
        String[] servers = {"127.0.0.1:11211"};
        Integer[] weights = {3};

        // ??socke????????
        SockIOPool pool = SockIOPool.getInstance();

        // ???????
        pool.setServers( servers );
        pool.setWeights( weights );

        // ????????????????????????
        pool.setInitConn( 5 );
        pool.setMinConn( 5 );
        pool.setMaxConn( 250 );
        pool.setMaxIdle( 1000 * 60 * 60 * 6 );

        // ??????????
        pool.setMaintSleep( 30 );

        // ??TCP?????????
        pool.setNagle( false );
        pool.setSocketTO( 3000 );
        pool.setSocketConnectTO( 0 );

        // ??????
        pool.initialize();

        // ???????????????K?????????
        mcc.setCompressEnable( true );
        mcc.setCompressThreshold( 64 * 1024 );
    }
    
    /**
     * ???????????????
     *
     */
    protected memcachedHelper()
    {
        
    }
    
    /**
     * ??????.
     * @return
     */
    public static memcachedHelper getInstance()
    {
        return memCached;
    }
    
    /**
     * ????????????.
     * @param key
     * @param value
     * @return
     */
    public boolean add(String key, Object value)
    {
        return mcc.add(key, value);
    }
    
    public boolean add(String key, Object value, Date expiry)
    {
        return mcc.add(key, value, expiry);
    }
    
    public boolean replace(String key, Object value)
    {
        return mcc.replace(key, value);
    }
    
    public boolean replace(String key, Object value, Date expiry)
    {
        return mcc.replace(key, value, expiry);
    }
    
    /**
     * ????????????.
     * @param key
     * @return
     */
    public Object get(String key)
    {
        return mcc.get(key);
    }

}