simpletriggerrunner.java

时间调度相关的开源代码

/*
 * Created on Sep 21, 2006
 * 
 * This class is to run a scheduler with SimpleTrigger
 */
package com.ibm.developerworks.quartz;

import java.util.Date;
import org.quartz.JobDetail;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.SchedulerFactory;
import org.quartz.SimpleTrigger;
import org.quartz.impl.StdSchedulerFactory;

/**
 */
public class SimpleTriggerRunner {

    public void task() throws SchedulerException
    {
        // Initiate a Schedule Factory
        SchedulerFactory schedulerFactory = new StdSchedulerFactory();
        // Retrieve a scheduler from schedule factory
        Scheduler scheduler = schedulerFactory.getScheduler();
        
        // current time
        long ctime = System.currentTimeMillis(); 
        
        // Initiate JobDetail with job name, job group, and executable job class
        JobDetail jobDetail = new JobDetail("jobDetail-s1", "jobDetailGroup-s1", SimpleQuartzJob.class);
        // Initiate SimpleTrigger with its name and group name
        SimpleTrigger simpleTrigger = new SimpleTrigger("simpleTrigger", "triggerGroup-s1");
        // set its start up time
        simpleTrigger.setStartTime(new Date(ctime));
        // set the interval, how often the job should run (10 seconds here) 
        simpleTrigger.setRepeatInterval(10000);
        // set the number of excution of this job, set to 10 times. It will run 10 time and exhaust.
        simpleTrigger.setRepeatCount(100);
        // set the ending time of this job. We set it for 60 seconds from its startup time here
        // Even if we set its repeat count to 10, this will stop its process after 6 repeats 
        // as it gets it endtime by then.
        //simpleTrigger.setEndTime(new Date(ctime + 60000L));
        // set priority of trigger. If not set, the default is 5
        //simpleTrigger.setPriority(10);
        // schedule a job with JobDetail and Trigger
        scheduler.scheduleJob(jobDetail, simpleTrigger);
        
        // start the scheduler
        scheduler.start();
    }
    
    public static void main (String args[]) 
    {
        try {
            SimpleTriggerRunner qRunner = new SimpleTriggerRunner();
            qRunner.task();
        } catch (Exception e)
        {
            e.printStackTrace();
        }
    }
    
}