Redis笔记

最新推荐文章于 2024-07-21 23:48:52 发布

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本文详细介绍Spring MVC中集成Redis的步骤，包括依赖配置、连接池设置、操作模板定义及session存储策略。同时探讨Redis在高并发场景下的锁实现与超时key管理策略。

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1. 概念

https://www.jianshu.com/p/7bf5dc61ca06

2. springmvc集成

<dependency>
	<groupId>redis.clients</groupId>
	<artifactId>jedis</artifactId>
	<version>2.9.0</version>
</dependency>
<dependency>
	<groupId>org.springframework.data</groupId>
	<artifactId>spring-data-redis</artifactId>
	<version>1.8.1.RELEASE</version>
</dependency>

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:mvc="http://www.springframework.org/schema/mvc"
       xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd">

    <context:component-scan base-package="com.flying.redis" />
	
	<!-- 加载文件 -->
    <context:property-placeholder ignore-unresolvable="true" location="classpath:redis.properties" />

    <!-- redis连接池 ,jedis 配置 -->
    <bean id="poolConfig" class="redis.clients.jedis.JedisPoolConfig">
        <property name="maxIdle" value="${redis.maxIdle}" />
        <property name="minIdle" value="${redis.minIdle}" />
        <property name="maxWaitMillis" value="${redis.maxWait}" />
        <property name="testOnBorrow" value="${redis.testOnBorrow}" />
    </bean>
    <!-- redis连接工厂,redis服务器中心 -->
    <bean id="connectionFactory"
        class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory">
        <property name="poolConfig" ref="poolConfig" />
        <property name="hostName" value="${redis.host}"/>
		<property name="port" value="${redis_port}"/>
		<property name="password" value=""/>
		<property name="timeout" value="${redis_timeout}"/>
    </bean>
    <!-- redis操作模板，面向对象的模板 -->
    <bean id="redisTemplate" class="org.springframework.data.redis.core.StringRedisTemplate">
        <property name="connectionFactory" ref="connectionFactory" />
        <!-- 如果不配置Serializer，那么存储的时候只能使用String，如果用对象类型存储，那么会提示错误 -->
        <property name="keySerializer">
            <bean class="org.springframework.data.redis.serializer.StringRedisSerializer" />
        </property>
        <property name="valueSerializer">
            <bean class="org.springframework.data.redis.serializer.JdkSerializationRedisSerializer" />
        </property>
    </bean>
    <!-- session设置,将sesson放入redis -->
    <bean id="redisHttpSessionConfiguration" class="org.springframework.session.data.redis.config.annotation.web.http.RedisHttpSessionConfiguration">
    	<property name="maxInactiveIntervalInSeconds" value="1800"/>
    </bean>
</beans>

3. redis实现并发锁

https://www.cnblogs.com/onions/p/5685674.html

4. redis高并发解决方案

http://conf2.travelsky.com/pages/viewpage.action?pageId=122559897

5. redis超时key的策略

https://www.cnblogs.com/lukexwang/p/4694094.html