现在想实现这样一个问题:
有多个作业,每个作业的调度时间都不同,我已用Quartz实现了单作业调度,但多作业调度的问题,就不行了,麻烦哪位朋友指点指点。下面是TestDemo:
- Java code
public class Test_1 { public Scheduler createScheduler() throws Exception { SchedulerFactory sf = new StdSchedulerFactory("Quartz.properties"); Scheduler scheduler = sf.getScheduler(); scheduler.scheduleJob(createJobDetail_1(), createCronTrigger_1()); [color=#FF0000]// 下面这一行,是我添加的另外一个作用的调度计划,问题就出在这[/color] scheduler.scheduleJob(createJobDetail_2(), createCronTrigger_2()); return scheduler; } private JobDetail createJobDetail_1() { JobDetail job = new JobDetail(DemoJob_1.class.getName(), Scheduler.DEFAULT_GROUP, DemoJob_1.class); return job; } private CronTrigger createCronTrigger_1() throws ParseException { CronTrigger trigger = new org.quartz.CronTrigger("DEFAULT", null); trigger.setJobName(DemoJob_1.class.getName()); trigger.setCronExpression(" 0/5 * * * * ? "); return trigger; } private JobDetail createJobDetail_2() { JobDetail job = new JobDetail(DemoJob_2.class.getName(), Scheduler.DEFAULT_GROUP, DemoJob_2.class); return job; } private CronTrigger createCronTrigger_2() throws ParseException { CronTrigger trigger = new org.quartz.CronTrigger("DEFAULT", null); trigger.setJobName(DemoJob_2.class.getName()); trigger.setCronExpression(" 0/15 * * * * ? "); return trigger; } } public class DemoJob_1 implements Job { @Override public void execute(JobExecutionContext arg0) throws JobExecutionException { System.out.println("DemoJob_1 demo output :" + new Date()); } } public class DemoJob_2 implements Job { @Override public void execute(JobExecutionContext arg0) throws JobExecutionException { System.out.println("DemoJob_2 demo output :" + new Date()); } } public class DemoTest { public static void main(String [] args) throws SchedulerException, Exception{ Test_1 test_1 = new Test_1(); test_1.createScheduler().start(); } }
执行的时候,抛出异常:
Exception in thread "main" org.quartz.ObjectAlreadyExistsException: Unable to store Trigger with name: 'DEFAULT' and group: 'DEFAULT', because one already exists with this identification.
有一个定时功能需要用到Quartz,刚学Quartz,忘大家帮忙!
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哈哈!
分给我吧!
我脸皮比较厚!!!
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http://www.java2000.net/p1643
Spring管理的定时器