import org.springframework.beans.factory.annotation.Autowired; import org.springframework.cache.CacheManager; import org.springframework.cache.annotation.EnableCaching; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.data.redis.cache.RedisCacheManager; import org.springframework.data.redis.connection.jedis.JedisConnectionFactory; import org.springframework.data.redis.core.RedisTemplate; import org.springframework.data.redis.serializer.JdkSerializationRedisSerializer; import org.springframework.data.redis.serializer.StringRedisSerializer; import redis.clients.jedis.JedisPoolConfig; /**  * @author wellJay  */ @Configuration @EnableCaching public class RedisConfiguration { //过期时间一天 private static final int DEFAULT_EXPIRE_TIME = 3600 * 24; //从配置文件读取redis参数 @Autowired private CloudConfigProperties cloudConfigProperties; /**  * jedisPoolConfig config  */ @Bean public JedisPoolConfig jedisPoolConfig() { JedisPoolConfig jedisPoolConfig = new JedisPoolConfig(); jedisPoolConfig.setMaxIdle(cloudConfigProperties.getRedis().getMaxIdle()); jedisPoolConfig.setMinIdle(cloudConfigProperties.getRedis().getMinIdle()); jedisPoolConfig.setTestOnBorrow(cloudConfigProperties.getRedis().getTestOnBorrow()); jedisPoolConfig.setTestOnReturn(cloudConfigProperties.getRedis().getTestOnReturn()); return jedisPoolConfig; } /**  * JedisConnectionFactory  */ @Bean public JedisConnectionFactory jedisConnectionFactory(JedisPoolConfig jedisPoolConfig) { JedisConnectionFactory jedisConnectionFactory = new JedisConnectionFactory(); jedisConnectionFactory.setHostName(cloudConfigProperties.getRedis().getHost()); jedisConnectionFactory.setPort(cloudConfigProperties.getRedis().getPort()); jedisConnectionFactory.setPassword(cloudConfigProperties.getRedis().getPassword()); jedisConnectionFactory.setTimeout(cloudConfigProperties.getRedis().getTimeout()); jedisConnectionFactory.setUsePool(true); jedisConnectionFactory.setPoolConfig(jedisPoolConfig); return jedisConnectionFactory; } /**  * RedisTemplate  * 从执行时间上来看，JdkSerializationRedisSerializer是最高效的（毕竟是JDK原生的），但是是序列化的结果字符串是最长的。  * JSON由于其数据格式的紧凑性，序列化的长度是最小的，时间比前者要多一些。  * 所以个人的选择是倾向使用JacksonJsonRedisSerializer作为POJO的序列器。   */ @Bean public RedisTemplate redisTemplate(JedisConnectionFactory jedisConnectionFactory) { RedisTemplate<?, ?> redisTemplate = new RedisTemplate(); redisTemplate.setConnectionFactory(jedisConnectionFactory); redisTemplate.setDefaultSerializer(new StringRedisSerializer()); //设置普通value序列化方式 redisTemplate.setValueSerializer(new StringRedisSerializer()); redisTemplate.setHashValueSerializer(new JdkSerializationRedisSerializer()); return redisTemplate; } @Bean public CacheManager cacheManager(RedisTemplate redisTemplate) { RedisCacheManager redisCacheManager = new RedisCacheManager(redisTemplate); redisCacheManager.setDefaultExpiration(DEFAULT_EXPIRE_TIME); return redisCacheManager; } }

@Autowired private RedisCacheUtil redisCacheUtil;

@Cacheable(value = Constants.RedisKey.XXX_KEY)