spring2.0 job Quartz 和Time一样的定时任务

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#quartz #Spring #Bean #IDEA #log4j

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本文介绍了一个使用 Spring 框架结合 Quartz 实现的定时任务示例。通过配置 XML 文件，定义了一个每五秒执行一次的任务，并演示了如何启动及停止任务。

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package com.tht.common.job.spring;

import java.util.Date;

/**
 * Created by IntelliJ IDEA.
 * User: liuwen
 * Date: 2010-11-6
 * Time: 20:30:42
 * To change this template use File | Settings | File Templates.
 */
public class JobData {

    public String getDate(){
        return "Data from "+new Date().toString();
    }
}

package com.tht.common.job.spring;

import org.quartz.JobExecutionException;
import org.springframework.scheduling.quartz.QuartzJobBean;

/**
 * Created by IntelliJ IDEA.
 * User: liuwen
 * Date: 2010-11-6
 * Time: 20:35:02
 * To change this template use File | Settings | File Templates.
 */
public class DemoJob  extends QuartzJobBean{

    private JobData jobData;
    @Override
    protected void executeInternal(org.quartz.JobExecutionContext jobExecutionContext) throws JobExecutionException {
        //To change body of implemented methods use File | Settings | File Templates.
        System.out.println(jobData.getDate()+"执行了");
    }

    public JobData getJobData() {
        return jobData;
    }

    public void setJobData(JobData jobData) {
        this.jobData = jobData;
    }
}

beans-config.xml

<?xml version="1.0" encoding="UTF-8"?> 
<beans xmlns="http://www.springframework.org/schema/beans"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://www.springframework.org/schema/beans 
  http://www.springframework.org/schema/beans/spring-beans-2.0.xsd">
  
    <bean id="someData" class="com.tht.common.job.spring.JobData"/><!-- 时钟任务，执行任务时，会调用该类中的 run()方法，来执行。。。 -->

    <bean id="jobDetailBean" class="org.springframework.scheduling.quartz.JobDetailBean">
        <property name="jobClass" value="com.tht.common.job.spring.DemoJob"></property>
        <property name="jobDataAsMap">
            <map>
                <entry key="jobData" value-ref="someData"></entry>
            </map>
        </property>
    </bean>
    
    <bean id="simpleTriggerBean"
          class="org.springframework.scheduling.quartz.SimpleTriggerBean">
        <property name="jobDetail" ref="jobDetailBean"/>
        <property name="repeatInterval" value="5000"/><!--5000毫秒 即每隔5秒执行定时任务   -->
        <property name="startDelay" value="1000"/><!--1000毫秒 即1秒后 执行定时任务   -->
    </bean>
    
    <bean id="schedulerFactoryBean"
          class="org.springframework.scheduling.quartz.SchedulerFactoryBean">
        <property name="triggers">
            <list>
                <ref bean="simpleTriggerBean"/>
            </list>
        </property>
    </bean>
    
</beans>

package com.tht.common.job.spring;

import org.apache.log4j.Logger;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Timer;

/**
 * Created by IntelliJ IDEA.
 * User: liuwen
 * Date: 2010-11-6
 * Time: 19:43:29
 * To change this template use File | Settings | File Templates.
 * 启动类，并控制何时关闭时钟任务
 */
public class TimerTaskDemo {
     static Logger log=Logger.getLogger(TimerTaskDemo.class);


    public static void main(String[] args){
        ApplicationContext context=new ClassPathXmlApplicationContext("beans-config.xml");
        log.info("启动任务。。。。。。");
        log.info("请输入exit,关闭任务");
        BufferedReader reader=new BufferedReader(new InputStreamReader(System.in));
        while(true){
            try {
                if(reader!=null && "exit".equals(reader.readLine())){
                    break;
                }
            } catch (IOException e) {
                log.error(e.getMessage(), e.fillInStackTrace());
            }
        }

        Scheduler scheduler =(Scheduler)context.getBean("schedulerFactoryBean");
        try {
            scheduler.shutdown();
        } catch (SchedulerException e) {
            log.error(e.getMessage(), e.fillInStackTrace());
        }
    }
}