quartz 调度任务

最新推荐文章于 2022-11-18 16:17:51 发布

原创最新推荐文章于 2022-11-18 16:17:51 发布 · 893 阅读

0 ·

CC 4.0 BY-SA版权

文章标签：

#quartz #string #exception #random #任务 #object

quartz 专栏收录该内容

2 篇文章

订阅专栏

jobManager.java

package com.job;

import java.util.Collection;
import java.util.Date;
import java.util.Random;

import org.quartz.Job;
import org.quartz.JobDetail;
import org.quartz.JobListener;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.SchedulerFactory;
import org.quartz.SimpleTrigger;
import org.quartz.impl.StdSchedulerFactory;

public class JobManager
{

    private long delayTime;

    private String errorCode;

    public  static SchedulerFactory sf = null;
    public static Scheduler sche = null;
    private static SimpleTrigger simpleTrigger =null;
    static {
        sf = new StdSchedulerFactory();
        try {
            sche = sf.getScheduler();
            simpleTrigger = new SimpleTrigger(JobManager.getRandomString(10),Scheduler.DEFAULT_GROUP);
        } catch (SchedulerException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    
    private Job job;

    public JobManager(){
        super();
    }
    public JobManager(Job job, long delayTime)
    {
        super();
        this.job = job;
        this.delayTime = delayTime;
    }

    public void start() throws Exception
    {
        long starttime = System.currentTimeMillis() + delayTime;
        JobDetail jobdetail = new JobDetail(job.getClass().getName() + getRandomString(4),Scheduler.DEFAULT_GROUP,job.getClass());
        System.out.println("JobName:"+job.getClass().getName() + getRandomString(4));
        //triggername,triggergroupname,开始时间，结束时间，重复次数；重复时间；
        SimpleTrigger simpleTrigger = new SimpleTrigger(job.getClass().getName() + getRandomString(4) ,Scheduler.DEFAULT_GROUP ,
                new Date(starttime), null, 0, 0L);
        sche.scheduleJob(jobdetail, simpleTrigger);
        JobListener listener = new MyJobListener();
        sche.addGlobalJobListener(listener);
        
        if (!sche.isShutdown())
        {
            sche.start();
        }
        
        
    }
    
    public long getDelayTime() {
        return delayTime;
    }

    public void setDelayTime(long delayTime) {
        this.delayTime = delayTime;
    }

    public String getErrorCode()
    {
        return errorCode;
    }

    public void setErrorCode(String errorCode)
    {
        this.errorCode = errorCode;
    }
    
    public Job getJob() {
        return job;
    }

    public void setJob(Job job) {
        this.job = job;
    }
    public static String getRandomString(int length) {  
        String base = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";  
        Random random = new Random();  
        StringBuffer sb = new StringBuffer();  
        for (int i = 0; i < length; i++) {  
            int number = random.nextInt(base.length());  
            sb.append(base.charAt(number));  
        }  
        return (new Date().getTime()) + sb.toString();  
    }
    
}

JobListener.java

import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;

import org.quartz.JobDetail;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import org.quartz.JobListener;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.SchedulerFactory;
import org.quartz.utils.Key;

public class MyJobListener implements JobListener {
	public static List list=new ArrayList();
	@Override
	public String getName() {
		// TODO Auto-generated method stub
		return this.getClass().getName();
	}

	@Override
	public void jobExecutionVetoed(JobExecutionContext context) {
		// TODO Auto-generated method stub
	}

	@Override
	public void jobToBeExecuted(JobExecutionContext context) {
		// TODO Auto-generated method stub
		JobDetail detail = context.getJobDetail();
		System.out.println(detail.getJobClass().getName() + " 任务马上就要执行");
	}

	@Override
	public void jobWasExecuted(JobExecutionContext context,
			JobExecutionException exception) {
		
		String name=context.getJobDetail().getJobClass().getName();
		Key key=context.getJobDetail().getKey();
		String  fullname =context.getJobDetail().getFullName();
		System.out.println("NAME:"+name+",KEY:"+key+",FULLNAME:"+fullname+"任务执行完毕"+key.toString().substring(8));
	}

TestJob.java

package com.job;

import java.util.Collection;
import java.util.Iterator;

import org.quartz.SchedulerException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class TestJob //implements Runnable
{
	public TestJob(){
		super();
	}
	
@SuppressWarnings("unchecked")
public static void main(String args[]) throws SchedulerException, InterruptedException{
	
	TestJob job=new TestJob();
	for(int i=0;i<1000000;i++){
		job.run1();
	}
}
	
	public void run1() {
		// TODO Auto-generated method stub
		/**
		 * 从spring 读取，保证JobManager对象为单态
		 */
		//JobManager jobManager= (JobManager)ContextUtil.getContext().getBean("jobManager");
		// 控制台测试
		ApplicationContext ctx = new ClassPathXmlApplicationContext("config/applicationContext-job.xml");
		JobManager jobManager = null;
		jobManager= (JobManager) ctx.getBean("jobManager");
		try {
			/***
			 * 任务1
			 */
			SampeJob job = new SampeJob();
			jobManager.setJob(job);
			jobManager.start();
			/***
			 * 任务2
			 */
			EasyJob job2 = new EasyJob();
			jobManager.setJob(job2);
			jobManager.start();
			
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
}

easyJob.java

import java.text.SimpleDateFormat;
import java.util.Date;

import org.quartz.Job;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;

/**
 * @author user
 *
 */
public class EasyJob implements Job
{

    private Object request;

    public Object getRequest()
    {
        return request;
    }

    public void setRequest(Object request)
    {
        this.request = request;
    }

    public void execute(JobExecutionContext context)
            throws JobExecutionException
    {
        // TODO Auto-generated method stub
    	//System.out.println("do easy" + context.getJobDetail().getFullName());
    	SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        System.out.println("do " + context.getJobDetail().getJobClass().getName()+ " at: " + format.format(new Date()));
    }
}

quartz.properties

org.quartz.scheduler.instanceName = DefaultQuartzScheduler
org.quartz.scheduler.rmi.export = false
org.quartz.scheduler.rmi.proxy = false
org.quartz.scheduler.wrapJobExecutionInUserTransaction = false

org.quartz.threadPool.class = org.quartz.simpl.SimpleThreadPool
org.quartz.threadPool.threadCount = 10
org.quartz.threadPool.threadPriority = 5
org.quartz.threadPool.threadsInheritContextClassLoaderOfInitializingThread = true

org.quartz.jobStore.misfireThreshold = 60000

org.quartz.jobStore.class = org.quartz.simpl.RAMJobStore

applicationContext-job.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans default-lazy-init="true">
	<bean id="jobManager" name="/jobManager"
		class="com.job.JobManager" abstract="false"
		singleton="true" lazy-init="default" autowire="default"
		dependency-check="default">
		<property name="delayTime">
			<value>2000</value>
		</property>
	</bean>
</beans>

需要的jar包