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Articles by import org.springframework.cache.Cache
Cache mutex locks using Spring boot
What's a cache stampede? A Cache stampede occurs when multiple requests flood the database after cache invalidation/expiration. A mutex lock ensures only one call fetches data from the database at a time and other requests wait and get the cached result, preventing database overload. Spring Bootâs @Cacheable works out of the box, but you have to override it to support mutex locks to prevent cache stampede. To override it, we need to extend CacheInterceptor and implement custom locking logic.
SpringBoot配置redis以及设置监听_springboot redis监听消息-CSDN博客
spring-boot配置redis 一、增加依赖 <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-redis</artifactId> </dependency> 二、增加配置 redis: host: 127.0.0.1 port: 6379 timeout: 3000 三、增加配置文件 package com.strap.mydemo.config; import com.fasterxml.jackson.annotation.JsonAutoDetect; import com.fasterxml.jackson.annotation.PropertyAccessor; import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;...
微服务技术系列教程(07) - SpringBoot - 缓存的使用
2023-11-07 3 简介: 微服务技术系列教程(07) - SpringBoot - 缓存的使用 代码已提交到Github,有兴趣的同学可以下载来看看:https://github.com/ylw-github/SpringBoot-Cache-Demo 接下来讲解SpringBoot是如何使用缓存的,以及关于缓存文件的配置。 1.1 添加Maven依赖 1.2 新建ehcache.xml文件 ehcache.xml文件放在classpath目录下,即src/main/resources/ehcache.xml 1.3 代码使用cacheable 1.4 Controller 新增接口验证(添加、查询和移除缓存) 1.5 启动类加入缓存@EnableCaching 1.6 测试,运行程序 1.先插入缓存,访问:http://localhost:8080/addCache,返回成功! 2.查询本地缓存,访问:http://localhost:8080/getCache,返回查询成功!...
若依系统分离版去除redis数据库_若依去掉redis_逻辑峰的博客-CSDN博客
去除ruoyi-admin下application.yml的redis配置! 直接注释@Bean、@Configuration和@EnableCaching注解就可以了,不用删除RedisConfig,防止后期又要使用redis,直接放开就可以了。 新建MyCache类并实现Cache,内容如下,可以自由扩展相关功能。 新建MyCache package com.ruoyi.common.core.redis; import org.springframework.cache.Cache; import org.springframework.cache.support.SimpleValueWrapper; import org.springframework.stereotype.Component; import java.util.Collection; import java.util.Map; import java.util.Objects; import java.util.concurrent.Callable; import...
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