/*  * Copyright 2005 OpenSymphony  *  * Licensed under the Apache License, Version 2.0 (the "License"); you may not  * use this file except in compliance with the License. You may obtain a copy  * of the License at  *  *   http://www.apache.org/licenses/LICENSE-2.0  *    * Unless required by applicable law or agreed to in writing, software  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the  * License for the specific language governing permissions and limitations  * under the License. *  */package org.quartz.examples.example11;import java.util.Date;import org.quartz.JobDetail;import org.quartz.Scheduler;import org.quartz.SchedulerFactory;import org.quartz.SchedulerMetaData;import org.quartz.SimpleTrigger;import org.quartz.impl.StdSchedulerFactory;import org.apache.commons.logging.LogFactory;import org.apache.commons.logging.Log;/** * This example will spawn a large number of jobs to run *  * @author James House, Bill Kratzer */public class LoadExample {    private int _numberOfJobs = 500;        public LoadExample(int inNumberOfJobs) {        _numberOfJobs = inNumberOfJobs;    }        public void run() throws Exception {        Log log = LogFactory.getLog(LoadExample.class);        // First we must get a reference to a scheduler        SchedulerFactory sf = new StdSchedulerFactory();        Scheduler sched = sf.getScheduler();        log.info("------- Initialization Complete -----------");        log.info("------- (Not Scheduling any Jobs - relying on XML definitions --");        String schedId = sched.getSchedulerInstanceId();        // schedule 500 jobs to run        for (int count=1; count <= _numberOfJobs; count++) {            JobDetail job = new JobDetail("job" + count, "group1",                    SimpleJob.class);            // tell the job to wait one minute (60 seconds)            job.getJobDataMap().put(SimpleJob.DELAY_TIME, 60000L);            // ask scheduler to re-execute this job if it was in progress when            // the scheduler went down...            job.setRequestsRecovery(true);            SimpleTrigger trigger = new SimpleTrigger("trigger_" + count, "group_1");            trigger.setStartTime(new Date(System.currentTimeMillis() + 10000L                    + (count * 100)));            sched.scheduleJob(job, trigger);            if (count % 25 == 0) {                log.info("...scheduled " + count + " jobs");            }        }                        log.info("------- Starting Scheduler ----------------");        // start the schedule         sched.start();        log.info("------- Started Scheduler -----------------");        log.info("------- Waiting five minutes... -----------");        // wait five minutes to give our jobs a chance to run        try {            Thread.sleep(300L * 1000L);         } catch (Exception e) {        }        // shut down the scheduler        log.info("------- Shutting Down ---------------------");        sched.shutdown(true);        log.info("------- Shutdown Complete -----------------");        SchedulerMetaData metaData = sched.getMetaData();        log.info("Executed " + metaData.numJobsExecuted() + " jobs.");    }    public static void main(String[] args) throws Exception {        int numberOfJobs = 500;        if (args.length == 1) {            numberOfJobs = Integer.parseInt(args[0]);        }        if (args.length > 1) {            System.out.println(                    "Usage: java " +                     LoadExample.class.getName() +                     "[# of jobs]");            return;        }        LoadExample example = new LoadExample(numberOfJobs);        example.run();    }}