jobschedulingbundle.java

定时器开源项目, 相对于 jcrontab, Quartz 算是更完整的一个项目, 随著开发的版本上来, 他已经脱离只是写在程序里面的计时器, 在指定的时间或区间, 处理所指定的事件. 也加入了 se

/*
 * Copyright James House (c) 2001-2004
 * 
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met: 1.
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer. 2. Redistributions in
 * binary form must reproduce the above copyright notice, this list of
 * conditions and the following disclaimer in the documentation and/or other
 * materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *  
 */
package org.quartz.xml;

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.TimeZone;

import org.quartz.CronTrigger;
import org.quartz.JobDetail;
import org.quartz.Trigger;

/**
 * Wraps a <code>JobDetail</code> and <code>Trigger</code>.
 * 
 * @author <a href="mailto:[e-mail]">Chris Bonham</a>
 * @author James House
 */
public class JobSchedulingBundle {
    /*
     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     * 
     * Data members.
     * 
     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     */

    protected JobDetail jobDetail;

    protected List triggers = new ArrayList();

    /*
     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     * 
     * Constructors.
     * 
     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     */

    public JobSchedulingBundle() {
    }

    /*
     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     * 
     * Interface.
     * 
     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     */

    public JobDetail getJobDetail() {
        return jobDetail;
    }

    public void setJobDetail(JobDetail jobDetail) {
        this.jobDetail = jobDetail;
    }

    public List getTriggers() {
        return triggers;
    }
    
    public void setTriggers(List triggers) {
        this.triggers = triggers;
    }

    public void addTrigger(Trigger trigger) {
        if (trigger.getStartTime() == null) {
            trigger.setStartTime(new Date());
        }
        
        if (trigger instanceof CronTrigger) {
            CronTrigger ct = (CronTrigger)trigger;
            if (ct.getTimeZone() == null) {
                ct.setTimeZone(TimeZone.getDefault());
            }
        }
        
        triggers.add(trigger);
    }
    
    public void removeTrigger(Trigger trigger) {
        triggers.remove(trigger);
    }

    public String getName() {
        if (getJobDetail() != null) {
            return getJobDetail().getName();
        } else {
            return null;
        }
    }
    public String getFullName() {
        if (getJobDetail() != null) {
            return getJobDetail().getFullName();
        } else {
            return null;
        }
    }


    public boolean isValid() {
        return ((getJobDetail() != null) && (getTriggers() != null));
    }
}