Redis配置文件+springCache配置文件
2021/10/14 2:14:28
本文主要是介绍Redis配置文件+springCache配置文件,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
@EnableCaching @Configuration public class RedisConfig extends CachingConfigurerSupport { /** * 自定义生成key的规则 * 缓存对象集合中,缓存是以 key-value 形式保存的。 * 当不指定缓存的key时,springboot会使用 SimpleKeyGenerator 生成 key * * @return */ @Override @Bean public KeyGenerator keyGenerator() { return new KeyGenerator() { @Override public Object generate(Object target, Method method, Object... params) { //格式化缓存 key 字符串 StringBuilder sb = new StringBuilder(); //追加类名 sb.append(target.getClass().getName()); //追加方法名 sb.append(method.getName()); //遍历参数并且追加 for (Object obj : params) { sb.append(obj.toString()); } System.out.println("调用Redis缓存key:" + sb.toString()); return sb.toString(); } }; } @Bean public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) { RedisTemplate<String, Object> redisTemplate = new RedisTemplate<String, Object>(); redisTemplate.setConnectionFactory(redisConnectionFactory); Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class); ObjectMapper objectMapper = new ObjectMapper(); objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY); objectMapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL); jackson2JsonRedisSerializer.setObjectMapper(objectMapper); redisTemplate.setValueSerializer(jackson2JsonRedisSerializer); redisTemplate.setKeySerializer(new StringRedisSerializer()); redisTemplate.setHashKeySerializer(jackson2JsonRedisSerializer); redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer); redisTemplate.afterPropertiesSet(); return redisTemplate; } @Bean public CacheManager cacheManager(RedisConnectionFactory factory) { RedisSerializer<String> redisSerializer = new StringRedisSerializer(); Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class); ObjectMapper objectMapper = new ObjectMapper(); objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY); objectMapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL); jackson2JsonRedisSerializer.setObjectMapper(objectMapper); //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.entryTtl(Duration.ofMinutes(5))).build(); return cacheManager; } }
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