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這篇文章主要介紹了SpringBoot整合Redis之怎么編寫(xiě)RedisConfig的相關(guān)知識(shí),內(nèi)容詳細(xì)易懂,操作簡(jiǎn)單快捷,具有一定借鑒價(jià)值,相信大家閱讀完這篇SpringBoot整合Redis之怎么編寫(xiě)RedisConfig文章都會(huì)有所收獲,下面我們一起來(lái)看看吧。
首先看看我們直接使用RedisTemplate的問(wèn)題,我們就知道RedisConfig要包含什么了,我們?cè)赗edisConfig需要規(guī)定好根據(jù)不同的查詢生成的key,key和value的序列化和反序列化
我們?cè)赗edisConfig中配置的自定義方法,最終通過(guò)注解引用的就是我們自定義的方法
RedisConfig.java :
對(duì)redis提供的兩個(gè)Template的序列化配置
/** * @Author: JCccc * @CreateTime: 2018-09-11 * @Description: */ import com.fasterxml.jackson.annotation.JsonAutoDetect; import com.fasterxml.jackson.annotation.PropertyAccessor; import com.fasterxml.jackson.databind.ObjectMapper; 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.RedisConnectionFactory; import org.springframework.data.redis.core.RedisTemplate; import org.springframework.data.redis.core.StringRedisTemplate; import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer; @Configuration @EnableCaching public class RedisConfig { @Bean public CacheManager cacheManager(RedisConnectionFactory connectionFactory) { RedisCacheConfiguration cacheConfiguration = defaultCacheConfig() .disableCachingNullValues() .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(new Jackson2JsonRedisSerializer(Object.class))); return RedisCacheManager.builder(connectionFactory).cacheDefaults(cacheConfiguration).build(); // RedisCacheManager rcm=RedisCacheManager.create(connectionFactory); // // return rcm; } @Bean public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory factory) { RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>(); redisTemplate.setConnectionFactory(factory); Jackson2JsonRedisSerializer jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer(Object.class); ObjectMapper om = new ObjectMapper(); om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY); om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL); jackson2JsonRedisSerializer.setObjectMapper(om); //序列化設(shè)置 ,這樣為了存儲(chǔ)操作對(duì)象時(shí)正常顯示的數(shù)據(jù),也能正常存儲(chǔ)和獲取 redisTemplate.setKeySerializer(new StringRedisSerializer()); redisTemplate.setValueSerializer(jackson2JsonRedisSerializer); redisTemplate.setHashKeySerializer(new StringRedisSerializer()); redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer); return redisTemplate; } @Bean public StringRedisTemplate stringRedisTemplate(RedisConnectionFactory factory) { StringRedisTemplate stringRedisTemplate = new StringRedisTemplate(); stringRedisTemplate.setConnectionFactory(factory); return stringRedisTemplate; } }
補(bǔ)充
redisconfig配置與使用
配置類(lèi):
@Configuration // 定義一個(gè)配置類(lèi) public class RedisConfig { //object object /* * 用于redisApi * */ @Bean public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) { RedisTemplate<Object, Object> template = new RedisTemplate(); template.setConnectionFactory(redisConnectionFactory); // 使用JSON格式序列化對(duì)象,對(duì)緩存數(shù)據(jù)key和value進(jìn)行轉(zhuǎn)換 Jackson2JsonRedisSerializer jacksonSeial = new Jackson2JsonRedisSerializer(Object.class); // 解決查詢緩存轉(zhuǎn)換異常的問(wèn)題 ObjectMapper om = new ObjectMapper(); om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY); om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL); jacksonSeial.setObjectMapper(om); // 設(shè)置RedisTemplate模板API的序列化方式為JSON template.setDefaultSerializer(jacksonSeial); return template; } }
使用方式:
1. 業(yè)務(wù)類(lèi)中進(jìn)行注入:
@Autowired RedisTemplate redisTemplate;
2. 使用redisTemplate的內(nèi)置方法:
2.1 獲取redis中的數(shù)據(jù)
Object object = redisTemplate.opsForValue().get("course_" + id);
2.2 插入數(shù)據(jù)
redisTemplate.opsForValue().set("course_" + id, course, 1, TimeUnit.DAYS);
關(guān)于“SpringBoot整合Redis之怎么編寫(xiě)RedisConfig”這篇文章的內(nèi)容就介紹到這里,感謝各位的閱讀!相信大家對(duì)“SpringBoot整合Redis之怎么編寫(xiě)RedisConfig”知識(shí)都有一定的了解,大家如果還想學(xué)習(xí)更多知識(shí),歡迎關(guān)注億速云行業(yè)資訊頻道。
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