springboot集成@Cacheable缓存乱码的问题解决

package com.iot.back.message.process.config;

import org.springframework.boot.autoconfigure.cache.CacheProperties;
import org.springframework.cache.annotation.CachingConfigurerSupport;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;

/**
 * <p>RedisConfig 此类用于：Redis相关配置，用于解决存入Redis中值乱码问题 </p>
 * <p>@author：hujm</p>
 * <p>@date：2022年08月18日 18:04</p>
 * <p>@remark：</p>
 */
@EnableCaching
@Configuration
public class RedisConfig extends CachingConfigurerSupport {

    @Bean
    public RedisCacheConfiguration redisCacheConfiguration(CacheProperties cacheProperties) {

        CacheProperties.Redis redisProperties = cacheProperties.getRedis();
        RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();

        // 序列化值
        config = config.serializeValuesWith(RedisSerializationContext.SerializationPair
                .fromSerializer(new GenericJackson2JsonRedisSerializer()));

        if (redisProperties.getTimeToLive() != null) {
            config = config.entryTtl(redisProperties.getTimeToLive());
        }
        if (redisProperties.getKeyPrefix() != null) {
            config = config.prefixKeysWith(redisProperties.getKeyPrefix());
        }
        if (!redisProperties.isCacheNullValues()) {
            config = config.disableCachingNullValues();
        }
        if (!redisProperties.isUseKeyPrefix()) {
            config = config.disableKeyPrefix();
        }

        return config;
    }
}

package com.iot.back.message.process.rpc;

import com.iot.back.message.process.convert.DeviceBasicInfoConvert;
import com.iot.back.message.process.dto.DeviceBasicInfoDTO;
import com.iot.basic.iotsmarthome.api.client.device.DeviceCloudClient;
import com.iot.basic.iotsmarthome.api.response.device.DeviceBasicInfoResponse;
import com.iot.framework.core.response.CommResponse;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;

/**
 * <p>DeviceBasicInfoRpc 此类用于：设备基本信息远程调用 </p>
 * <p>@author：hujm</p>
 * <p>@date：2022年05月23日 15:07</p>
 * <p>@remark：</p>
 */
@Slf4j
@Component
public class DeviceBasicInfoRpc {

    @Resource
    private DeviceCloudClient deviceCloudClient;

    @Cacheable(cacheNames = "back-process-service:cache", key = "#sn+':'+#deviceId", sync = true)
    public DeviceBasicInfoDTO getDeviceBasicInfo(String sn, Integer deviceId) {

        CommResponse<DeviceBasicInfoResponse> deviceBasicInfoCommResponse = deviceCloudClient.getDeviceBasicInfo(sn, deviceId);

        if (deviceBasicInfoCommResponse == null || deviceBasicInfoCommResponse.isFail()) {
            log.error("P0|DeviceBasicInfoRpc|getDeviceBasicInfo|调用设备云服务时，根据sn和deviceId获取设备基础信息失败！");
            return null;
        }

        DeviceBasicInfoResponse deviceBasicInfoResponse = deviceBasicInfoCommResponse.getData();

        return DeviceBasicInfoConvert.INSTANCE.convert2DeviceBasicInfoDTO(deviceBasicInfoResponse);
    }
}