@Override
@Cacheable(cacheNames = {"distributor"}, key = "key1")
public List<CityVO> findCities() {
return distributorMapper.selectCities();
}
@Override
@Cacheable(cacheNames = {"car"}, key = "key2")
public List<CityVO> findCities() {
return distributorMapper.selectCities();
}
自定義緩存時間
distributor::key1 的有效期是永久的
car::key2 的有效期是6分鐘
@Slf4j
@Configuration
@EnableCaching //啓用緩存
public class RedisConfig {
/**
* 自定義緩存管理器
*/
@Bean
public RedisCacheManager cacheManager(RedisConnectionFactory factory) {
RedisCacheConfiguration config = RedisCacheConfiguration.defaultCacheConfig();
Set<String> cacheNames = new HashSet<>();
cacheNames.add("car");
cacheNames.add("distributor");
ConcurrentHashMap<String, RedisCacheConfiguration> configMap = new ConcurrentHashMap<>();
configMap.put("car", config.entryTtl(Duration.ofMinutes(6L)));//有效期6分鐘
configMap.put("distributor", config);//永久
//需要先初始化緩存名稱,再初始化其它的配置。
RedisCacheManager cacheManager = RedisCacheManager.builder(factory).initialCacheNames(cacheNames).withInitialCacheConfigurations(configMap).build();
return cacheManager;
}
}