refactor: redis json序列化优化和添加序列化器测试

src/main/java/com/youlai/system/config/RedisConfig.java

@@ -1,41 +1,40 @@
 package com.youlai.system.config;
 
-import com.fasterxml.jackson.annotation.JsonAutoDetect;
-import com.fasterxml.jackson.annotation.PropertyAccessor;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
 import org.springframework.boot.autoconfigure.AutoConfigureBefore;
 import org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
 import org.springframework.data.redis.core.RedisTemplate;
-import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
+import org.springframework.data.redis.serializer.RedisSerializer;
-import org.springframework.data.redis.serializer.StringRedisSerializer;
 
+/**
+ * Redis 配置
+ */
 @Configuration
 @AutoConfigureBefore(RedisAutoConfiguration.class)
 public class RedisConfig {
+
+
+    /**
+     * RedisTemplate 序列化配置
+     * <p>
+     * 默认 JdkSerializationRedisSerializer，修改为 JSON 序列化
+     *
+     * @param lettuceConnectionFactory
+     * @return
+     */
     @Bean
     public RedisTemplate<String, Object> redisTemplate(LettuceConnectionFactory lettuceConnectionFactory) {
 
         RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
         redisTemplate.setConnectionFactory(lettuceConnectionFactory);
 
-        // 用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
+        redisTemplate.setKeySerializer(RedisSerializer.string());
-        StringRedisSerializer stringRedisSerializer = new StringRedisSerializer();
+        redisTemplate.setValueSerializer(RedisSerializer.json());
-        redisTemplate.setKeySerializer(stringRedisSerializer); // key
-        Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
-        ObjectMapper objectMapper = new ObjectMapper();
-        // 指定要序列化的域(field,get,set)，访问修饰符(public,private,protected)
-        objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
-        objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL);
-        jackson2JsonRedisSerializer.setObjectMapper(objectMapper);
 
-        redisTemplate.setValueSerializer(jackson2JsonRedisSerializer); //value
+        redisTemplate.setHashKeySerializer(RedisSerializer.string());
-
+        redisTemplate.setHashValueSerializer(RedisSerializer.json());
-        redisTemplate.setHashKeySerializer(stringRedisSerializer);
-        redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer);
 
         redisTemplate.afterPropertiesSet();
         return redisTemplate;

src/test/java/com/youlai/system/RedisTests.java

@@ -0,0 +1,38 @@
+package com.youlai.system;
+
+import com.youlai.system.pojo.entity.SysUser;
+import lombok.extern.slf4j.Slf4j;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.data.redis.core.RedisTemplate;
+
+/**
+ * Redis单元测试
+ *
+ * @author: haoxr
+ * @date: 2023/02/17
+ */
+@SpringBootTest
+@Slf4j
+public class RedisTests {
+
+    @Autowired
+    private  RedisTemplate redisTemplate;
+
+    /**
+     * Redis 序列化配置
+     */
+    @Test
+    public void testRedisSerializer() {
+
+        SysUser user = new SysUser();
+        user.setId(1l);
+        user.setNickname("张三");
+        redisTemplate.opsForValue().set("user", user);
+        SysUser userCache = (SysUser)redisTemplate.opsForValue().get("user");
+        log.info("userCache:{}", userCache);
+
+    }
+
+}