JavaProject/sky-take-out
JavaProject
/
sky-take-out
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

解决cache(@Cacheable)把数据缓存到redis中的value是乱码问题

This commit is contained in:
Bunny 2024-01-09 16:21:01 +08:00
parent 435736e110
commit d48f9bfe0a
1 changed files with 66 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

68
sky-server/src/main/java/com/sky/config/RedisConfiguration.java
View File

@ -1,12 +1,29 @@
package com.sky.config; package com.sky.config;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateDeserializer;
import com.fasterxml.jackson.datatype.jsr310.deser.LocalDateTimeDeserializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateSerializer;
import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.springframework.cache.CacheManager;
import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory; import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate; import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer; import org.springframework.data.redis.serializer.*;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
@Configuration @Configuration
@Slf4j @Slf4j
@ -25,4 +42,51 @@ public class RedisConfiguration {
return redisTemplate; return redisTemplate;
} }
/**
* 解决cache(@Cacheable)把数据缓存到redis中的value是乱码问题
*/
@Bean
@SuppressWarnings("all")
public CacheManager cacheManager(RedisConnectionFactory factory) {
RedisSerializer<String> redisSerializer = new StringRedisSerializer();
// json序列化
Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = getJackson2JsonRedisSerializer();
// 配置序列化
RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();
RedisCacheConfiguration redisCacheConfiguration = config.serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer))
.serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(jackson2JsonRedisSerializer));
RedisCacheManager cacheManager = RedisCacheManager.builder(factory)
.cacheDefaults(redisCacheConfiguration)
.build();
return cacheManager;
}
private Jackson2JsonRedisSerializer getJackson2JsonRedisSerializer() {
Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class);
ObjectMapper om = new ObjectMapper();
// 设置ObjectMapper访问权限
om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
// 记录序列化之后的数据类型，方便反序列化
om.activateDefaultTyping(LaissezFaireSubTypeValidator.instance,
ObjectMapper.DefaultTyping.NON_FINAL);
// LocalDatetime序列化，默认不兼容jdk8日期序列化
JavaTimeModule timeModule = new JavaTimeModule();
timeModule.addDeserializer(LocalDate.class,
new LocalDateDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
timeModule.addDeserializer(LocalDateTime.class,
new LocalDateTimeDeserializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
timeModule.addSerializer(LocalDate.class,
new LocalDateSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd")));
timeModule.addSerializer(LocalDateTime.class,
new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
// 关闭默认的日期格式化方式，默认UTC日期格式 yyyy-MM-dd’T’HH:mm:ss.SSS
om.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
om.registerModule(timeModule);
jackson2JsonRedisSerializer.setObjectMapper(om);
return jackson2JsonRedisSerializer;
}
} }