Quartz2.x增、刪、改工具類

[Java]代碼    

package com.a2563;

import static org.quartz.CronScheduleBuilder.cronSchedule;
import static org.quartz.JobBuilder.newJob;
import static org.quartz.TriggerBuilder.newTrigger;

import org.apache.logging.log4j.Logger;
import org.quartz.Job;
import org.quartz.JobDetail;
import org.quartz.JobKey;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.Trigger;
import org.quartz.TriggerKey;
import org.quartz.impl.StdSchedulerFactory;
/**
 * 類名：QuartzManager <br/>
 * 功能：<br/>
 * 詳細：Quartz增、刪、改工具類 <br/>
 * 作者： Tliu <br/>
 * 日期：2015-7-17 <br/>
 */
public class QuartzUtils {

    private Logger log = null;

    private Scheduler scheduler = null;

    public static final String DATA_KEY = "STATE_DATA";

    public QuartzUtils (){
        try {
            log = org.apache.logging.log4j.LogManager.getLogger();
            scheduler = new StdSchedulerFactory().getScheduler();
            log.info("初始化調度器 ");
        } catch (SchedulerException ex) {
            log.error("初始化調度器=> [失敗]:" + ex.getLocalizedMessage());
        }
    }   
    public void addJob(String name, String group, Class<? extends Job> clazz,String cronExpression) {                 
        try {       
            //構造任務
            JobDetail job = newJob(clazz)
                    .withIdentity(name, group)                  
                    .build();

            //構造任務觸發器
            Trigger trg = newTrigger()
                    .withIdentity(name, group)
                    .withSchedule(cronSchedule(cronExpression))
                    .build();       

            //將作業添加到調度器
            scheduler.scheduleJob(job, trg);
            log.info("創建作業=> [作業名稱：" + name + " 作業組：" + group + "] ");
        } catch (SchedulerException e) {
            e.printStackTrace();
            log.error("創建作業=> [作業名稱：" + name + " 作業組：" + group + "]=> [失敗]");
        }
    }

    public void removeJob(String name, String group){
        try {
            TriggerKey tk = TriggerKey.triggerKey(name, group);
            scheduler.pauseTrigger(tk);//停止觸發器  
            scheduler.unscheduleJob(tk);//移除觸發器
            JobKey jobKey = JobKey.jobKey(name, group);
            scheduler.deleteJob(jobKey);//刪除作業
            log.info("刪除作業=> [作業名稱：" + name + " 作業組：" + group + "] ");
        } catch (SchedulerException e) {
            e.printStackTrace();
            log.error("刪除作業=> [作業名稱：" + name + " 作業組：" + group + "]=> [失敗]");
        }
    }

    public void pauseJob(String name, String group){
        try {
            JobKey jobKey = JobKey.jobKey(name, group);
            scheduler.pauseJob(jobKey);
            log.info("暫停作業=> [作業名稱：" + name + " 作業組：" + group + "] ");
        } catch (SchedulerException e) {
            e.printStackTrace();
            log.error("暫停作業=> [作業名稱：" + name + " 作業組：" + group + "]=> [失敗]");
        }
    }

    public void resumeJob(String name, String group){
        try {
            JobKey jobKey = JobKey.jobKey(name, group);         
            scheduler.resumeJob(jobKey);
            log.info("恢復作業=> [作業名稱：" + name + " 作業組：" + group + "] ");
        } catch (SchedulerException e) {
            e.printStackTrace();
            log.error("恢復作業=> [作業名稱：" + name + " 作業組：" + group + "]=> [失敗]");
        }       
    }

    public void modifyTime(String name, String group, String cronExpression){       
        try {
            TriggerKey tk = TriggerKey.triggerKey(name, group);
            //構造任務觸發器
            Trigger trg = newTrigger()
                    .withIdentity(name, group)
                    .withSchedule(cronSchedule(cronExpression))
                    .build();       
            scheduler.rescheduleJob(tk, trg);
            log.info("修改作業觸發時間=> [作業名稱：" + name + " 作業組：" + group + "] ");
        } catch (SchedulerException e) {
            e.printStackTrace();
            log.error("修改作業觸發時間=> [作業名稱：" + name + " 作業組：" + group + "]=> [失敗]");
        }
    }

    public void start() {
        try {
            scheduler.start();
            log.info("啟動調度器 ");
        } catch (SchedulerException e) {
            e.printStackTrace();
            log.error("啟動調度器=> [失敗]");
        }
    }

    public void shutdown() {
        try {
            scheduler.shutdown();
            log.info("停止調度器 ");
        } catch (SchedulerException e) {
            e.printStackTrace();
            log.error("停止調度器=> [失敗]");
        }
    }
}