Quartz定时任务(四)

1.测试用例

1package com.ninemax.application.quartz.loader;
2
3import java.io.File;
4import java.lang.reflect.Constructor;
5import java.lang.reflect.Field;
6import java.lang.reflect.Method;
7import java.net.URL;
8import java.net.URLClassLoader;
9
10import org.quartz.JobDetail;
11
12import com.ninemax.application.quartz.model.MyJob;
13/**
14 * 利用JAVA反射调用定时任务
15 * 
16 * @author Darker
17 *
18 */
19@SuppressWarnings("all")
20public class ClassLoaderTest {
21
22	public static void main(String[] args) {
23		// 读取指定JAR包
24		File jarFile= new File("E:/Worksapces2015/Vip/WebRoot/WEB-INF/lib/quartz-1.8.3.jar");
25		// 读取指定的类
26		File classFile= new File("E:/Worksapces2015/Vip/src/com/ninemax/application/quartz/model/MyJob.class");
27		try {
28			// 加载指定JAR包
29			URLClassLoader loader=new URLClassLoader(new URL[]{jarFile.toURL()});
30			// 加载指定的类
31			URLClassLoader classLoader= new URLClassLoader(new URL[]{classFile.toURL()});
32			// 加载指定JAR包中的类
33			Class SchedulerFactoryClazz=loader.loadClass("org.quartz.impl.StdSchedulerFactory");
34			Class CronTriggerClazz=loader.loadClass("org.quartz.CronTrigger");
35			Class JobDetailClazz=loader.loadClass("org.quartz.JobDetail");
36			Class SchedulerClazz=loader.loadClass("org.quartz.Scheduler");
37			Class TriggerClazz=loader.loadClass("org.quartz.Trigger");
38			// 加载MyJob中的类
39			Class MyJobClazz=classLoader.loadClass("com.ninemax.application.quartz.model.MyJob");
40			// 调度工厂SchedulerFactory初始化
41			Object schedulerFactory = SchedulerFactoryClazz.newInstance();
42			// 调度器Scheduler初始化 11
43			//Object scheduler=SchedulerClazz.newInstance();
44			// 通过调度工厂获取调度器scheduler
45			Object scheduler=schedulerFactory.getClass().getDeclaredMethod("getScheduler", null);
46			// 初始化JobDetail实例
47			Object jobDetail=JobDetailClazz.newInstance();
48			Constructor jobDetailMethod=jobDetail.getClass().getConstructor(String.class,String.class,Class.class);
49			// 构造方法jobDetail填写参数
50			jobDetailMethod.newInstance("job1","group1",MyJobClazz);
51			//jobDetailMethod.invoke();
52			// 初始化实例
53			Object cronTrigger=CronTriggerClazz.newInstance();
54			// cronTrigger构造方法
55			Constructor cronTriggerMethod=cronTrigger.getClass().getConstructor(String.class,String.class);
56			// 构造方法cronTrigger填写参数
57			cronTriggerMethod.newInstance("cronTrigger","triggerGroup");
58			// 获取CronExpression方法
59			Method cronExpression = cronTrigger.getClass().getDeclaredMethod("setCronExpression", String.class);
60			// 设置cronExpression参数
61			cronExpression.invoke(cronTrigger, "0 30 18 * * ? *");
62			// 获取scheduleJob方法
63			Method scheduleJob=scheduler.getClass().getDeclaredMethod("scheduleJob", JobDetailClazz,TriggerClazz);
64			// 设置参数
65			scheduleJob.invoke(scheduler, jobDetail,cronTrigger);
66			// 获取start方法
67			Method start=scheduler.getClass().getDeclaredMethod("start", null);
68			// 启动调度
69			start.invoke(scheduler, null);
70		} catch (Exception e) {
71			e.printStackTrace();
72		}
73		
74	}
75
76}

2.domain

1package com.ninemax.application.quartz.model;
2
3import java.util.Date;
4
5import org.quartz.Job;
6import org.quartz.JobExecutionContext;
7import org.quartz.JobExecutionException;
8
9public class MyJob implements Job {
10
11	@Override
12	public void execute(JobExecutionContext arg0) throws JobExecutionException {
13		
14		System.out.println("Quartz测试时间:" + new Date());
15	}
16
17}

3.quartz-1.8.3.jar下载地址:

http://mvnrepository.com/artifact/org.quartz-scheduler/quartz