序列化和反序列化方法

public class SerializeUtil {    public static void main(String [] args){        Jedis jedis = new Jedis("172.16.135.2");        String keys = "name";        // 删数据        //jedis.del(keys);        // 存数据        jedis.set(keys, "zy");        // 取数据        String value = jedis.get(keys);        System.out.println(value);                //存对象        Person p=new Person();  //peson类记得实现序列化接口 Serializable        p.setAge(20);        p.setName("姚波");        p.setId(1);        jedis.set("person".getBytes(), serialize(p));        byte[] byt=jedis.get("person".getBytes());        Object obj=unserizlize(byt);        if(obj instanceof Person){            System.out.println(obj);        }    }        //序列化     public static byte [] serialize(Object obj){        ObjectOutputStream obi=null;        ByteArrayOutputStream bai=null;        try {            bai=new ByteArrayOutputStream();            obi=new ObjectOutputStream(bai);            obi.writeObject(obj);            byte[] byt=bai.toByteArray();            return byt;        } catch (IOException e) {            e.printStackTrace();        }        return null;    }        //反序列化    public static Object unserizlize(byte[] byt){        ObjectInputStream oii=null;        ByteArrayInputStream bis=null;        bis=new ByteArrayInputStream(byt);        try {            oii=new ObjectInputStream(bis);            Object obj=oii.readObject();            return obj;        } catch (Exception e) {                        e.printStackTrace();        }                    return null;    }