quartz 2.1.6使用方法

/**
 * @Description: 
 *
 * @Title: QuartzManager.java
 * @Package com.joyce.quartz
 * @Copyright: Copyright (c) 2014
 *
 * @author Comsys-LZP
 * @date 2014-6-26 下午03:15:52
 * @version V2.0
 */
package com.viewhigh.tasktimer.autoCache;

import java.util.HashMap;
import java.util.Map;
import java.util.Map.Entry;

import org.apache.log4j.Logger;
import org.quartz216.CronTrigger;
import org.quartz216.JobDetail;
import org.quartz216.JobKey;
import org.quartz216.Scheduler;
import org.quartz216.SchedulerFactory;
import org.quartz216.TriggerKey;
import org.quartz216.impl.JobDetailImpl;
import org.quartz216.impl.StdSchedulerFactory;
import org.quartz216.impl.triggers.CronTriggerImpl;



/**
 * @Description: 定时任务管理类
 * 
 * @ClassName: QuartzManager
 * @Copyright: Copyright (c) 2014
 * 
 * @author Comsys-LZP
 * @date 2014-6-26 下午03:15:52
 * @version V2.0
 */
public class QuartzManager {
    

    private static Logger log = Logger.getLogger(QuartzManager.class);
    
    private static SchedulerFactory gSchedulerFactory = new StdSchedulerFactory();
    private static String JOB_GROUP_NAME = "AUTO_TASK_JOB_GROUP";
    private static String TRIGGER_GROUP_NAME = "AUTO_TASK_TRIGGER_GROUP";

    /**
     * @Description: 添加一个定时任务，使用默认的任务组名，触发器名，触发器组名
     * 
     * @param jobName
     *            任务名
     * @param cls
     *            任务
     * @param time
     *            时间设置，参考quartz说明文档
     * 
     * @Title: QuartzManager.java
     * @Copyright: Copyright (c) 2014
     * 
     * @author Comsys-LZP
     * @date 2014-6-26 下午03:47:44
     * @version V2.0
     */
    @SuppressWarnings({ "unchecked", "deprecation" })
    public static void addJob(String jobName, Class cls, String time,Map<String,Object> attr) {
        try {
            Scheduler sched = gSchedulerFactory.getScheduler();
            JobDetail jobDetail = new JobDetailImpl(jobName, JOB_GROUP_NAME, cls);// 任务名，任务组，任务执行类
            // 触发器
            CronTriggerImpl trigger = new CronTriggerImpl(jobName, TRIGGER_GROUP_NAME);// 触发器名,触发器组
            if(attr != null){
                for (Entry<String, Object> entry : attr.entrySet()) {
                    trigger.getJobDataMap().put(entry.getKey(), entry.getValue());
                }
                
            }
    //        time  = "0 0/"+time+" * * * ?";
//            time = "0/0 * * * * ?";
            trigger.setCronExpression(time);// 触发器时间设定
            sched.scheduleJob(jobDetail, trigger);
            
            // 启动
            if (!sched.isShutdown()) {
                log.debug("启动定时任务:"+jobName+",time:"+time);
                sched.start();
            }
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }

    /**
     * @Description: 添加一个定时任务
     * 
     * @param jobName
     *            任务名
     * @param jobGroupName
     *            任务组名
     * @param triggerName
     *            触发器名
     * @param triggerGroupName
     *            触发器组名
     * @param jobClass
     *            任务
     * @param time
     *            时间设置，参考quartz说明文档
     * 
     * @Title: QuartzManager.java
     * @Copyright: Copyright (c) 2014
     * 
     * @author Comsys-LZP
     * @date 2014-6-26 下午03:48:15
     * @version V2.0
     */
    @SuppressWarnings({ "unchecked", "deprecation" })
    public static void addJob(String jobName, String jobGroupName,
            String triggerName, String triggerGroupName, Class jobClass,
            String time) {
        try {
            Scheduler sched = gSchedulerFactory.getScheduler();
            
            JobDetail jobDetail = new JobDetailImpl(jobName, jobGroupName, jobClass);// 任务名，任务组，任务执行类
            // 触发器
            CronTriggerImpl trigger = new CronTriggerImpl(triggerName, triggerGroupName);// 触发器名,触发器组
            trigger.setCronExpression(time);// 触发器时间设定
            sched.scheduleJob(jobDetail, trigger);
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }

    /**
     * @Description: 修改一个任务的触发时间(使用默认的任务组名，触发器名，触发器组名)
     * 
     * @param jobName
     * @param time
     * 
     * @Title: QuartzManager.java
     * @Copyright: Copyright (c) 2014
     * 
     * @author Comsys-LZP
     * @date 2014-6-26 下午03:49:21
     * @version V2.0
     */
    @SuppressWarnings("unchecked")
    public static void modifyJobTime(String jobName, String time,Map<String,Object> attr) {
        try {
            Scheduler sched = gSchedulerFactory.getScheduler();
            CronTrigger trigger = (CronTrigger) sched.getTrigger(new TriggerKey(jobName,TRIGGER_GROUP_NAME));
            if (trigger == null) {
                return;
            }
            String oldTime = trigger.getCronExpression();
            if (!oldTime.equalsIgnoreCase(time)) {
                JobDetail jobDetail = sched.getJobDetail(new JobKey(jobName,JOB_GROUP_NAME));
                Class objJobClass = jobDetail.getJobClass();
                removeJob(jobName);
                addJob(jobName, objJobClass, time,attr);
            }
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }

    /**
     * @Description: 修改一个任务的触发时间
     * 
     * @param triggerName
     * @param triggerGroupName
     * @param time
     * 
     * @Title: QuartzManager.java
     * @Copyright: Copyright (c) 2014
     * 
     * @author Comsys-LZP
     * @date 2014-6-26 下午03:49:37
     * @version V2.0
     */
    /*
    public static void modifyJobTime(String triggerName,
            String triggerGroupName, String time) {
        try {
            Scheduler sched = gSchedulerFactory.getScheduler();
            CronTrigger trigger = (CronTrigger) sched.getTrigger(triggerName,triggerGroupName);
            if (trigger == null) {
                return;
            }
            String oldTime = trigger.getCronExpression();
            if (!oldTime.equalsIgnoreCase(time)) {
                CronTrigger ct = (CronTrigger) trigger;
                // 修改时间
                ct.setCronExpression(time);
                // 重启触发器
                sched.resumeTrigger(triggerName, triggerGroupName);
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }
    */

    /**
     * @Description: 移除一个任务(使用默认的任务组名，触发器名，触发器组名)
     * 
     * @param jobName
     * 
     * @Title: QuartzManager.java
     * @Copyright: Copyright (c) 2014
     * 
     * @author Comsys-LZP
     * @date 2014-6-26 下午03:49:51
     * @version V2.0
     */
    public static void removeJob(String jobName) {
        try {
            Scheduler sched = gSchedulerFactory.getScheduler();
            sched.pauseTrigger(new TriggerKey(jobName, TRIGGER_GROUP_NAME));// 停止触发器
            log.info("停止触发器,jobName:"+jobName);
            sched.unscheduleJob(new TriggerKey(jobName, TRIGGER_GROUP_NAME));// 移除触发器
            log.info("移除触发器,jobName:"+jobName);
            sched.deleteJob(new JobKey(jobName, JOB_GROUP_NAME));// 删除任务
            log.info("删除Job,jobName:"+jobName);
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }
    
    

    /**
     * @Description: 移除一个任务
     * 
     * @param jobName
     * @param jobGroupName
     * @param triggerName
     * @param triggerGroupName
     * 
     * @Title: QuartzManager.java
     * @Copyright: Copyright (c) 2014
     * 
     * @author Comsys-LZP
     * @date 2014-6-26 下午03:50:01
     * @version V2.0
     */
    public static void removeJob(String jobName, String jobGroupName,
            String triggerName, String triggerGroupName) {
        try {
            Scheduler sched = gSchedulerFactory.getScheduler();
            sched.pauseTrigger(new TriggerKey( triggerName, triggerGroupName));// 停止触发器
            sched.unscheduleJob(new TriggerKey( triggerName, triggerGroupName));// 移除触发器
            sched.deleteJob(new JobKey(jobName, jobGroupName));// 删除任务
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }

    /**
     * @Description:启动所有定时任务
     * 
     * 
     * @Title: QuartzManager.java
     * @Copyright: Copyright (c) 2014
     * 
     * @author Comsys-LZP
     * @date 2014-6-26 下午03:50:18
     * @version V2.0
     */
    public static void startJobs() {
        try {
            Scheduler sched = gSchedulerFactory.getScheduler();
            sched.start();
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }

    /**
     * @Description:关闭所有定时任务
     * 
     * 
     * @Title: QuartzManager.java
     * @Copyright: Copyright (c) 2014
     * 
     * @author Comsys-LZP
     * @date 2014-6-26 下午03:50:26
     * @version V2.0
     */
    public static void shutdownJobs() {
        try {
            Scheduler sched = gSchedulerFactory.getScheduler();
            if (!sched.isShutdown()) {
                sched.shutdown();
            }
        } catch (Exception e) {
            e.printStackTrace();
            throw new RuntimeException(e);
        }
    }
    
    public static void main(String[] args) {  
        try {  
            
            Map<String,Object> attr  = new HashMap<String, Object>();
            attr.put("aaa", "传递的参数aaa");
            
            String job_name = "动态任务调度";  
            System.out.println("【系统启动】开始(每1秒输出一次)...");    
            QuartzManager.addJob(job_name, QuartzJob.class, "0/1 * * * * ?",attr);
              
            Thread.sleep(5000);    
            System.out.println("【修改时间】开始(每2秒输出一次)...");    
            QuartzManager.modifyJobTime(job_name, "10/2 * * * * ?",attr);
            Thread.sleep(6000);    
            System.out.println("【移除定时】开始...");    
            QuartzManager.removeJob(job_name);    
            System.out.println("【移除定时】成功");    
              
            System.out.println("【再次添加定时任务】开始(每10秒输出一次)...");    
            QuartzManager.addJob(job_name, QuartzJob.class, "*/10 * * * * ?",attr);    
            Thread.sleep(60000);    
            System.out.println("【移除定时】开始...");    
            QuartzManager.removeJob(job_name);    
            System.out.println("【移除定时】成功");  
        } catch (Exception e) {  
            e.printStackTrace();  
        }
    }  
    
    public static boolean isExitsJob(String jobName){
        Scheduler sched;
        try {
            sched = gSchedulerFactory.getScheduler();

            CronTrigger trigger = (CronTrigger) sched.getTrigger(new TriggerKey(jobName,TRIGGER_GROUP_NAME));
            
            return trigger != null;
            
        } catch (Exception e) {
            e.printStackTrace();
        }
        return false;
    }
}