memcachedDemo

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package com.bennytian.memcached;
002 
003import java.io.Serializable;
004import java.util.Date;
005 
006import com.danga.MemCached.MemCachedClient;
007import com.danga.MemCached.SockIOPool;
008 
009@SuppressWarnings("serial")
010public class MemCached implements Serializable {
011 
012    private static MemCachedClient mcc = new MemCachedClient(); 
013    private static MemCached memCached = new MemCached();
014     
015    //服务区群
016    private static final String [] services = {"127.0.0.1:11211"};
017    //服务器群各自对应的权重
018    private static final Integer[] weights = {1};
019    //初始化连接数
020    private static final Integer init_connection = 5;
021    //最小连接数
022    private static final Integer min_connection = 5;
023    //最大连接数
024    private static final Integer max_connection = 250;
025    //最大处理时间  60*60*6
026    private static final Long max_idle = 21600L ;
027    //主程序睡眠时间
028    private static final Long maint_sleep = 10L;
029     
030    static{
031        // 获取socke连接池的实例对象 
032        SockIOPool pool = SockIOPool.getInstance();
033        pool.setServers(services);
034        pool.setWeights(weights);
035        pool.setInitConn(init_connection); 
036        pool.setMinConn(min_connection); 
037        pool.setMaxConn(max_connection); 
038        pool.setMaxIdle(max_idle); 
039        pool.setMaintSleep(maint_sleep);
040         
041        // 设置TCP的参数，连接超时等 
042        pool.setNagle(false);
043        pool.setSocketTO(3000);
044        pool.setSocketConnectTO(0);
045  
046        // 初始化连接池 
047        pool.initialize();
048         
049        //超过指定大小就压缩
050        mcc.setCompressEnable(true);
051        mcc.setCompressThreshold(65536L);
052    }
053     
054    private MemCached(){}
055     
056    public static MemCached getInstance(){
057        return memCached;
058    }
059     
060    public boolean add(String key,Object value){
061        return mcc.add(key, value);
062    }
063     
064    public boolean add(String key,Object value,Date expiry){
065        return mcc.add(key, value, expiry);
066    }
067     
068    public boolean replace(String key, Object value){ 
069        return mcc.replace(key, value); 
070    } 
071      
072    public boolean replace(String key, Object value, Date expiry){ 
073        return mcc.replace(key, value, expiry); 
074    } 
075      
076    public Object get(String key){ 
077        return mcc.get(key); 
078    }
079     
080    public static void main(String[] args)  { 
081        MemCached cache = MemCached.getInstance(); 
082        Date d = new Date();
083        cache.add("11", cache); 
084        cache.add("12", new String("1234")); 
085        /*for (int i = 0; i < 1000; i++) {
086            cache.add(i+"", cache); 
087        }*/
088        System.out.println(cache.get("11"));
089        System.out.println(cache.get("12"));
090        System.out.println(System.currentTimeMillis()-d.getTime());
091        //System.out.print("get value : " + cache.get("hello")); 
092        //System.out.println(cache.get("100"));
093    } 
094    /*
095        安装命令
096    c:>memcached.exe -d install 
097        启动兼分配内存
098    c:>memcached.exe -l 127.0.0.1 -m 32 -d start 
099     
100    */
101}
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