prioritytest.java

quartz是一个用于工作任务定时调度的开源工具

/* 
 * Copyright 2004-2006 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;

import java.util.Calendar;

import junit.framework.TestCase;

import org.quartz.JobDetail;
import org.quartz.JobExecutionContext;
import org.quartz.JobExecutionException;
import org.quartz.Scheduler;
import org.quartz.SimpleTrigger;
import org.quartz.StatefulJob;
import org.quartz.Trigger;
import org.quartz.impl.StdSchedulerFactory;

/**
 * Test Trigger priority support.
 */
public class PriorityTest extends TestCase {
    
    private static StringBuffer result = new StringBuffer();
    
    public static class TestJob implements StatefulJob {
        public void execute(JobExecutionContext context) throws JobExecutionException {
            result.append(context.getTrigger().getName());
        }
    }
    
    public void testSameDefaultPriority() throws Exception{
        result = new StringBuffer();
        
        Scheduler sched = StdSchedulerFactory.getDefaultScheduler();
        
        Calendar cal = Calendar.getInstance();
        cal.add(Calendar.SECOND, 1);
        
        Trigger trig1 = new SimpleTrigger("T1", null, cal.getTime());
        Trigger trig2 = new SimpleTrigger("T2", null, cal.getTime());
        
        JobDetail jobDetail = new JobDetail("JD", null, TestJob.class);
        
        sched.scheduleJob(jobDetail, trig1);

        trig2.setJobName(jobDetail.getName());
        sched.scheduleJob(trig2);
        
        sched.start();
        
        Thread.sleep(2000);
        
        assertEquals("T1T2", result.toString());
        
        sched.shutdown();
    }
    
    public void testDifferentPriority() throws Exception{
        result = new StringBuffer();
        
        Scheduler sched = StdSchedulerFactory.getDefaultScheduler();
        
        Calendar cal = Calendar.getInstance();
        cal.add(Calendar.SECOND, 1);
        
        Trigger trig1 = new SimpleTrigger("T1", null, cal.getTime());
        trig1.setPriority(5);
        
        Trigger trig2 = new SimpleTrigger("T2", null, cal.getTime());
        trig2.setPriority(10);
        
        JobDetail jobDetail = new JobDetail("JD", null, TestJob.class);
        
        sched.scheduleJob(jobDetail, trig1);

        trig2.setJobName(jobDetail.getName());
        sched.scheduleJob(trig2);
        
        sched.start();
        
        Thread.sleep(2000);
        
        assertEquals("T2T1", result.toString());
        
        sched.shutdown();
    }
}