caching_demo_redis_config.java

@EnableCaching
@Configuration
public class RedisConfig {


    private final RedisSerializer<String> stringSerializer = RedisSerializer.string();
    private final RedisSerializer<Object> objectRedisSerializer = RedisSerializer.json();

    private final Duration ttl = Duration.ofHours(6);


    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
        redisTemplate.setConnectionFactory(redisConnectionFactory);
        return redisTemplate;
    }

    @Bean
    public RedisCacheConfiguration redisCacheConfiguration() {
        return RedisCacheConfiguration
                .defaultCacheConfig()
                .serializeKeysWith(RedisSerializationContext.SerializationPair.fromSerializer(stringSerializer))
                .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(objectRedisSerializer))
                .entryTtl(ttl);
    }


}