一、引入spring相關(guān)jar包：
二、在web.xml中配置spring
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<listener> <description>Spring監(jiān)聽器</description> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class></listener><context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:applicationContext.xml</param-value></context-param> |
三、在applicationContext.xml中配置監(jiān)聽器
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<?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:task="http://www.springframework.org/schema/task" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-3.0.xsd" default-lazy-init="false"> <!-- 注解方式 --> <context:annotation-config /> <context:component-scan base-package="com.test.task" /> <task:annotation-driven/> <!-- XML方式 --> <!-- <bean name="testTask" class="com.test.task.TestTask" lazy-init="false"></bean> <task:scheduled-tasks> <task:scheduled ref="testTask" method="print" cron="0/5 * * * * ?"/> </task:scheduled-tasks> --></beans> |
四、編寫實(shí)體類
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package com.test.task;import java.text.DateFormat;import java.util.Date;import org.springframework.scheduling.annotation.Scheduled;import org.springframework.stereotype.Component;@Componentpublic class TestTask { @Scheduled(cron = "*/5 * * * * ?") public void print(){ String time = DateFormat.getDateTimeInstance().format(new Date()); System.out.println("定時(shí)器觸發(fā)打印"+time); }} |
五、工程目錄：
運(yùn)行結(jié)果：
以上就是本文的全部?jī)?nèi)容，希望對(duì)大家的學(xué)習(xí)有所幫助，也希望大家多多支持服務(wù)器之家。
