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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                spring mvc自帶了一個簡易的緩存 首先需要在spring的配置文件設置 ~~~ <!-- 緩存設置 --> <!-- 啟用緩存注解功能(請將其配置在Spring主配置文件中) --> <cache:annotation-driven cache-manager="cacheManager"/> <!-- Spring自己的基于java.util.concurrent.ConcurrentHashMap實現的緩存管理器(該功能是從Spring3.1開始提供的) --> <bean id="cacheManager" class="org.springframework.cache.support.SimpleCacheManager"> <property name="caches"> <set> <bean id="ownCache" class="org.springframework.cache.concurrent.ConcurrentMapCacheFactoryBean"/> </set> </property> </bean> ~~~ 然后在需要緩存的方法加上注釋 ~~~ package server; import org.springframework.cache.annotation.Cacheable; public class T { @Cacheable(value="ownCache", key="'t2'") public String getData(){ System.out.print(123); return "ok"; } } ~~~ 然后需要注意的: 1. value是必須的,與配置文件的bean一樣(org.springframework.cache.concurrent.ConcurrentMapCacheFactoryBean) 2. key就是cache的key 3. 緩存的方法不能與調用它的方法在同一個類 依賴的包有: spring-aop-4.2.4.RELEASE.jar spring-aspects-4.2.4.RELEASE.jar aopalliance-1.0.jar
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