diff --git a/sa-token-starter/sa-token-jfinal-plugin/src/main/java/cn/dev33/satoken/jfinal/SaTokenDaoRedis.java b/sa-token-starter/sa-token-jfinal-plugin/src/main/java/cn/dev33/satoken/jfinal/SaTokenDaoRedis.java
index e9a4e499..b46e8b6f 100644
--- a/sa-token-starter/sa-token-jfinal-plugin/src/main/java/cn/dev33/satoken/jfinal/SaTokenDaoRedis.java
+++ b/sa-token-starter/sa-token-jfinal-plugin/src/main/java/cn/dev33/satoken/jfinal/SaTokenDaoRedis.java
@@ -4,54 +4,73 @@ import cn.dev33.satoken.dao.SaTokenDao;
 import cn.dev33.satoken.util.SaFoxUtil;
 import com.jfinal.plugin.redis.Cache;
 import com.jfinal.plugin.redis.Redis;
+import com.jfinal.plugin.redis.serializer.ISerializer;
+import redis.clients.jedis.Jedis;
 
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Set;
 
+/**
+ * 缓存处理类
+ */
 public class SaTokenDaoRedis implements SaTokenDao {
 
-    private Cache redis = null;
+    protected Cache redis;
+    protected ISerializer serializer;
     /**
      * 标记：是否已初始化成功
      */
     public boolean isInit;
 
-    public SaTokenDaoRedis(String confName){
+    public SaTokenDaoRedis(String confName) {
         redis = Redis.use(confName);
-        this.isInit = redis != null;
+        serializer = new SaJdkSerializer();
     }
 
     /**
      * 获取Value，如无返空
+     *
      * @param key
      * @return
      */
     @Override
     public String get(String key) {
-        return redis.getJedis().get(key);
+        Jedis jedis = getJedis();
+        try {
+            return jedis.get(key);
+        } finally {
+            close(jedis);
+        }
     }
 
     /**
      * 写入Value，并设定存活时间 (单位: 秒)
+     *
      * @param key
      * @param value
      * @param timeout
      */
     @Override
     public void set(String key, String value, long timeout) {
-        if(timeout == 0 || timeout <= SaTokenDao.NOT_VALUE_EXPIRE)  {
+        if (timeout == 0 || timeout <= SaTokenDao.NOT_VALUE_EXPIRE) {
             return;
         }
-        if(timeout == SaTokenDao.NEVER_EXPIRE) {
-            redis.getJedis().set(key, value);
-        }else{
-            redis.getJedis().setex(key,timeout,value);
+        Jedis jedis = getJedis();
+        try {
+            if (timeout == SaTokenDao.NEVER_EXPIRE) {
+                jedis.set(key, value);
+            } else {
+                jedis.setex(key, timeout, value);
+            }
+        } finally {
+            close(jedis);
         }
     }
 
     /**
      * 修改指定key-value键值对 (过期时间不变)
+     *
      * @param key
      * @param value
      */
@@ -59,42 +78,55 @@ public class SaTokenDaoRedis implements SaTokenDao {
     public void update(String key, String value) {
         long expire = getTimeout(key);
         // -2 = 无此键
-        if(expire == SaTokenDao.NOT_VALUE_EXPIRE) {
+        if (expire == SaTokenDao.NOT_VALUE_EXPIRE) {
             return;
         }
-        this.set(key,value,expire);
+        this.set(key, value, expire);
     }
 
     /**
      * 删除Value
+     *
      * @param key
      */
     @Override
     public void delete(String key) {
-        redis.getJedis().del(key);
+        Jedis jedis = getJedis();
+        try {
+            jedis.del(key);
+        } finally {
+            close(jedis);
+        }
     }
 
     /**
      * 获取Value的剩余存活时间 (单位: 秒)
+     *
      * @param key
      * @return
      */
     @Override
     public long getTimeout(String key) {
-        return redis.getJedis().ttl(key);
+        Jedis jedis = getJedis();
+        try {
+            return jedis.ttl(key);
+        } finally {
+            close(jedis);
+        }
     }
 
     /**
      * 修改Value的剩余存活时间 (单位: 秒)
+     *
      * @param key
      * @param timeout
      */
     @Override
     public void updateTimeout(String key, long timeout) {
         //判断是否想要设置为永久
-        if(timeout == SaTokenDao.NEVER_EXPIRE) {
+        if (timeout == SaTokenDao.NEVER_EXPIRE) {
             long expire = getTimeout(key);
-            if(expire == SaTokenDao.NEVER_EXPIRE) {
+            if (expire == SaTokenDao.NEVER_EXPIRE) {
                 // 如果其已经被设置为永久，则不作任何处理
             } else {
                 // 如果尚未被设置为永久，那么再次set一次
@@ -102,39 +134,57 @@ public class SaTokenDaoRedis implements SaTokenDao {
             }
             return;
         }
-        redis.getJedis().expire(key,timeout);
+        Jedis jedis = getJedis();
+        try {
+            jedis.expire(key, timeout);
+        } finally {
+            close(jedis);
+        }
     }
 
     /**
      * 获取Object，如无返空
+     *
      * @param key
      * @return
      */
     @Override
     public Object getObject(String key) {
-        return redis.get(key);
+        Jedis jedis = getJedis();
+        try {
+            return valueFromBytes(jedis.get(keyToBytes(key)));
+        } finally {
+            close(jedis);
+        }
     }
 
     /**
      * 写入Object，并设定存活时间 (单位: 秒)
+     *
      * @param key
      * @param object
      * @param timeout
      */
     @Override
     public void setObject(String key, Object object, long timeout) {
-        if(timeout == 0 || timeout <= SaTokenDao.NOT_VALUE_EXPIRE)  {
+        if (timeout == 0 || timeout <= SaTokenDao.NOT_VALUE_EXPIRE) {
             return;
         }
-        if(timeout == SaTokenDao.NEVER_EXPIRE) {
-            redis.set(key, object);
-        }else{
-            redis.setex(key,Integer.parseInt(timeout+""),object);
+        Jedis jedis = getJedis();
+        try {
+            if (timeout == SaTokenDao.NEVER_EXPIRE) {
+                jedis.set(keyToBytes(key), valueToBytes(object));
+            } else {
+                jedis.setex(keyToBytes(key), timeout, valueToBytes(object));
+            }
+        } finally {
+            close(jedis);
         }
     }
 
     /**
      * 更新Object (过期时间不变)
+     *
      * @param key
      * @param object
      */
@@ -142,7 +192,7 @@ public class SaTokenDaoRedis implements SaTokenDao {
     public void updateObject(String key, Object object) {
         long expire = getObjectTimeout(key);
         // -2 = 无此键
-        if(expire == SaTokenDao.NOT_VALUE_EXPIRE) {
+        if (expire == SaTokenDao.NOT_VALUE_EXPIRE) {
             return;
         }
         this.setObject(key, object, expire);
@@ -150,41 +200,59 @@ public class SaTokenDaoRedis implements SaTokenDao {
 
     /**
      * 删除Object
+     *
      * @param key
      */
     @Override
     public void deleteObject(String key) {
-        redis.del(key);
+        Jedis jedis = getJedis();
+        try {
+            jedis.del(keyToBytes(key));
+        } finally {
+            close(jedis);
+        }
     }
 
     @Override
     public long getObjectTimeout(String key) {
-        return redis.ttl(key);
+        Jedis jedis = getJedis();
+        try {
+            return jedis.ttl(keyToBytes(key));
+        } finally {
+            close(jedis);
+        }
     }
 
     /**
      * 修改Object的剩余存活时间 (单位: 秒)
+     *
      * @param key
      * @param timeout
      */
     @Override
     public void updateObjectTimeout(String key, long timeout) {
         //判断是否想要设置为永久
-        if(timeout == SaTokenDao.NEVER_EXPIRE) {
-            long expire = getTimeout(key);
-            if(expire == SaTokenDao.NEVER_EXPIRE) {
+        if (timeout == SaTokenDao.NEVER_EXPIRE) {
+            long expire = getObjectTimeout(key);
+            if (expire == SaTokenDao.NEVER_EXPIRE) {
                 // 如果其已经被设置为永久，则不作任何处理
             } else {
                 // 如果尚未被设置为永久，那么再次set一次
-                this.set(key, this.get(key), timeout);
+                this.setObject(key, this.getObject(key), timeout);
             }
             return;
         }
-        redis.expire(key,Integer.parseInt(timeout+""));
+        Jedis jedis = getJedis();
+        try {
+            jedis.expire(keyToBytes(key), timeout);
+        } finally {
+            close(jedis);
+        }
     }
 
     /**
      * 搜索数据
+     *
      * @param prefix
      * @param keyword
      * @param start
@@ -197,4 +265,25 @@ public class SaTokenDaoRedis implements SaTokenDao {
         List<String> list = new ArrayList<String>(keys);
         return SaFoxUtil.searchList(list, start, size);
     }
+
+    public Jedis getJedis() {
+        return redis.getJedis();
+    }
+
+    public void close(Jedis jedis) {
+        if (jedis != null)
+            jedis.close();
+    }
+
+    protected byte[] keyToBytes(Object key) {
+        return key.toString().getBytes();
+    }
+
+    protected byte[] valueToBytes(Object value) {
+        return serializer.valueToBytes(value);
+    }
+
+    protected Object valueFromBytes(byte[] bytes) {
+        return serializer.valueFromBytes(bytes);
+    }
 }