diff --git a/app-service/pom.xml b/app-service/pom.xml
index d21e39a..12745e7 100644
--- a/app-service/pom.xml
+++ b/app-service/pom.xml
@@ -115,6 +115,10 @@
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-pool2</artifactId>
         </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/app-service/src/main/java/com/depsystem/app/systemServer/config/RedisConfig.java b/app-service/src/main/java/com/depsystem/app/systemServer/config/RedisConfig.java
index 0b53eca..b66d534 100644
--- a/app-service/src/main/java/com/depsystem/app/systemServer/config/RedisConfig.java
+++ b/app-service/src/main/java/com/depsystem/app/systemServer/config/RedisConfig.java
@@ -1,45 +1,32 @@
 package com.depsystem.app.systemServer.config;
 
-import com.fasterxml.jackson.annotation.JsonAutoDetect;
-import com.fasterxml.jackson.annotation.JsonTypeInfo;
-import com.fasterxml.jackson.annotation.PropertyAccessor;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.redis.connection.RedisConnectionFactory;
 import org.springframework.data.redis.core.RedisTemplate;
-import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
+import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
 import org.springframework.data.redis.serializer.RedisSerializer;
-import org.springframework.data.redis.serializer.StringRedisSerializer;
 
-import java.net.UnknownHostException;
 
 @Configuration
 public class RedisConfig {
-    @Bean
-    @SuppressWarnings("all")
-    public RedisTemplate<String,Object> redisTemplate (RedisConnectionFactory redisConnectionFactory)throws UnknownHostException {
-        RedisTemplate<String,Object> redis = new RedisTemplate<>();
-        redis.setConnectionFactory(redisConnectionFactory);
-
-        Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<Object>(Object.class);
-        ObjectMapper mapper = new ObjectMapper();
-        mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
-//        mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);  这个被弃用了，所以现在要用 activateDefaultTyping
-        mapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance,ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.PROPERTY);
-        jackson2JsonRedisSerializer.setObjectMapper(mapper);
 
-        RedisSerializer<String> stringRedisSerializer = new StringRedisSerializer();
-        // key采用String的序列化方式
-        redis.setKeySerializer(stringRedisSerializer);
-        // hash的key也采用String的序列化方式
-        redis.setHashKeySerializer(stringRedisSerializer);
-        // value序列化方式采用jackson
-        redis.setValueSerializer(jackson2JsonRedisSerializer);
-        // hash的value序列化方式采用jackson
-        redis.setHashValueSerializer(jackson2JsonRedisSerializer);
-        redis.afterPropertiesSet();
-        return redis;
+    @Bean
+    public RedisTemplate<String,Object> redisTemplate(RedisConnectionFactory connectionFactory){
+        //创建RedisTemplate对象
+        RedisTemplate<String, Object> template = new RedisTemplate<>();
+        //设置连接工厂
+        template.setConnectionFactory(connectionFactory);
+        //创建JSON序列化工具
+        GenericJackson2JsonRedisSerializer jsonRedisSerializer=new GenericJackson2JsonRedisSerializer();
+        //设置Key的序列化
+        template.setKeySerializer(RedisSerializer.string());
+        template.setHashKeySerializer(RedisSerializer.string());
+        //设置value的序列化
+        template.setValueSerializer(jsonRedisSerializer);
+        template.setHashValueSerializer(jsonRedisSerializer);
+        //返回
+        return template;
     }
+
 }
diff --git a/app-service/src/main/java/com/depsystem/app/systemServer/util/RedisUtil.java b/app-service/src/main/java/com/depsystem/app/systemServer/util/RedisUtil.java
index c620a1c..d661233 100644
--- a/app-service/src/main/java/com/depsystem/app/systemServer/util/RedisUtil.java
+++ b/app-service/src/main/java/com/depsystem/app/systemServer/util/RedisUtil.java
@@ -9,7 +9,7 @@ package com.depsystem.app.systemServer.util;
 
 
 
-import org.springframework.beans.factory.annotation.Autowired;
+import jakarta.annotation.Resource;
 
 
 import org.springframework.data.redis.core.RedisTemplate;
@@ -22,48 +22,55 @@ import java.util.concurrent.TimeUnit;
 
 @Component
 public final class RedisUtil {
-
-//    private final RedisTemplate<String, Object> redisTemplate;
+    //    private final RedisTemplate<String, Object> redisTemplate;
 //
 //    public RedisUtil(RedisTemplate<String, Object> rt ) {
 //        this. redisTemplate = rt;
 //    }
-    @Autowired
+    @Resource
     private RedisTemplate<String,Object> redisTemplate;
 
+    public RedisUtil() {
+    }
+
     /**
      * 指定缓存失效时间
+     *
      * @param key  键
      * @param time 时间(秒)
      * @return
      */
-    public boolean expire(String key, long time) {
+    public Boolean expire(String key, long time) {
+        boolean exp = true;
         try {
             if (time > 0) {
                 redisTemplate.expire(key, time, TimeUnit.SECONDS);
             }
-            return true;
         } catch (Exception e) {
             e.printStackTrace();
-            return false;
+            exp = false;
+            return exp;
         }
+        return exp;
     }
 
     /**
      * 根据key 获取过期时间
+     *
      * @param key 键 不能为null
      * @return 时间(秒) 返回0代表为永久有效
      */
-    public long getExpire(String key) {
+    public Long getExpire(String key) {
         return redisTemplate.getExpire(key, TimeUnit.SECONDS);
     }
 
     /**
      * 判断key是否存在
+     *
      * @param key 键
      * @return true 存在 false不存在
      */
-    public boolean hasKey(String key) {
+    public Boolean hasKey(String key) {
         try {
             return redisTemplate.hasKey(key);
         } catch (Exception e) {
diff --git a/app-start/src/test/java/com/depsystem/app/AppApplicationTests.java b/app-start/src/test/java/com/depsystem/app/AppApplicationTests.java
index a9764e2..f87f5fe 100644
--- a/app-start/src/test/java/com/depsystem/app/AppApplicationTests.java
+++ b/app-start/src/test/java/com/depsystem/app/AppApplicationTests.java
@@ -149,8 +149,8 @@ class AppApplicationTests {
         System.out.println("***************************************************");
         RedisUtil redisUtil = new RedisUtil();
         redisUtil.expire("a",60);
-        long a = redisUtil.getExpire("a");
-        System.out.println(a);
+//        long a = redisUtil.getExpire("a");
+//        System.out.println(a);
     }
 
 }