MemCached java 操作

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package com.xmail.wm.common.memcache.test;

import java.util.Date;

import com.danga.MemCached.MemCachedClient;
import com.danga.MemCached.SockIOPool;
public class Test {

// 创建全局的唯一实例
    protected static MemCachedClient mcc = new MemCachedClient();

    protected static Test memCached = new Test();

    // 设置与缓存服务器的连接池
    static {
        // 服务器列表和其权重
        String[] servers = {"127.0.0.1:11211"};
        Integer[] weights = {3};

// 获取socke连接池的实例对象
SockIOPool pool = SockIOPool.getInstance();

        // 设置服务器信息
        pool.setServers( servers );
        pool.setWeights( weights );

        // 设置初始连接数、最小和最大连接数以及最大处理时间
        pool.setInitConn( 5 );
        pool.setMinConn( 5 );
        pool.setMaxConn( 250 );
        pool.setMaxIdle( 1000 * 60 * 60 * 6 );

// 设置主线程的睡眠时间
pool.setMaintSleep( 30 );

        // 设置TCP的参数，连接超时等
        pool.setNagle( false );
        pool.setSocketTO( 3000 );
        pool.setSocketConnectTO( 0 );

// 初始化连接池
pool.initialize();

        // 压缩设置，超过指定大小（单位为K）的数据都会被压缩
        mcc.setCompressEnable( true );
        mcc.setCompressThreshold( 64 * 1024 );
    }

    /**
     * 保护型构造方法，不允许实例化！
     *
     */
    protected Test()
    {

    }

    /**
     * 获取唯一实例.
     * @return
     */
    public static Test getInstance()
    {
        return memCached;
    }

    /**
     * 添加一个指定的值到缓存中.
     * @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);
    }

    /**
     * 根据指定的关键字获取对象.
     * @param key
     * @return
     */
    public Object get(String key)
    {
        return mcc.get(key);
    }

    public static void main(String[] args)
    {
    Test cache = Test.getInstance();
        cache.add("hello", 234);
        System.out.print("get value : " + cache.get("hello"));
    }
}

spymemcached

import java.net.InetSocketAddress;
import java.util.concurrent.Future;

import net.spy.memcached.MemcachedClient;

public class MClient {

    public static void main(String[] args){
        try{
            /*建立MemcachedClient 实例，并指定memcached服务的IP地址和端口号*/
            MemcachedClient mc = new MemcachedClient(new InetSocketAddress(\"192.168.1.20\", 12111));
            Future<Boolean> b = null;
            /*将key值，过期时间(秒)和要缓存的对象set到memcached中*/
            b = mc.set(\"neea:testDaF:ksIdno\", 900, \"someObject\");
            if(b.get().booleanValue()==true){
                mc.shutdown();
            }
        }
        catch(Exception ex){
            ex.printStackTrace();
        }
    }
}