Quartz工具類

官方的學習文檔 http://www.quartz-scheduler.org/generated/2.2.1/html/qs-all/

package com.xh.market.business.time.service;

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

import java.util.List;

import org.quartz.CronExpression;
import org.quartz.JobDetail;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.SchedulerMetaData;
import org.quartz.Trigger;
import org.quartz.TriggerKey;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.xh.market.business.time.common.QuartzConstant;
import com.xh.market.business.time.entity.TimeTask;
import com.xh.market.business.time.job.TestJob;
import com.xh.market.business.time.util.QuartzScheduleUtil;



@Service
public class QuartzScheduleManager {
	private Logger logger = LoggerFactory.getLogger(getClass());

	private Scheduler scheduler = QuartzScheduleUtil.getInstanceScheduler();

	@Autowired
	private TimeTaskService timeTaskService;

	public void run() throws SchedulerException {
		try {
			// Date runTime = evenMinuteDate(new Date());
			JobDetail job = newJob(TestJob.class).withIdentity("job_0")
					.requestRecovery().build();
			Trigger trigger = newTrigger().withIdentity("trigger_0")
					.withSchedule(cronSchedule("0/10 * * * * ?")).build();

			// Trigger trigger = newTrigger().withIdentity("trigger_0")
			// .withSchedule(cronSchedule("0 36 18 * * ?")).build();

			if (!scheduler.checkExists(job.getKey())) {
				scheduler.scheduleJob(job, trigger);
			}
			startScheduler();
		} catch (Exception e) {
			logger.error("run task error", e);
		}
	}

	public void run(List<TimeTask> taskList) {
		try {
			for (TimeTask task : taskList) {
				try {
					addJob(task);
				} catch (Exception e) {
					logger.error("add job error", e);
				}
			}
			startScheduler();
		} catch (Exception e) {
			logger.error("run task error", e);
		}
	}

	private void addJob(TimeTask task) throws SchedulerException {
		Class clazz = null;
		try {
			clazz = Class.forName(task.getClassName());
		} catch (Exception e) {
			logger.error("class not found", e);
		}
		if (null != clazz) {
			JobDetail jobDetail = newJob(clazz)
					.withIdentity(QuartzConstant.PRE_JOB_NAME + task.getId())
					.requestRecovery().build();
			Trigger trigger = newTrigger()
					.withIdentity(
							QuartzConstant.PRE_TRIGGER_NAME + task.getId())
					.withSchedule(cronSchedule(task.getCronExpress())).build();
			if (!scheduler.checkExists(jobDetail.getKey())) {
				scheduler.scheduleJob(jobDetail, trigger);
			}
		}
	}

	public void changeJob(TimeTask task, Integer actionType) throws Exception {
		Class clazz = null;
		try {
			clazz = Class.forName(task.getClassName());
		} catch (Exception e) {
			logger.error("class not found", e);
			throw new Exception("類不存在");
		}
		if (!CronExpression.isValidExpression(task.getCronExpress())) {
			throw new Exception("表達式有誤");
		}
		if (null != clazz) {
			JobDetail jobDetail = newJob(clazz)
					.withIdentity(QuartzConstant.PRE_JOB_NAME + task.getId())
					.requestRecovery().build();
			Trigger trigger = newTrigger()
					.withIdentity(
							QuartzConstant.PRE_TRIGGER_NAME + task.getId())
					.withSchedule(cronSchedule(task.getCronExpress())).build();
			if (null != actionType) {
				switch (actionType) {
				case QuartzConstant.ACTION_START:
					if (!scheduler.checkExists(jobDetail.getKey())) {
						scheduler.scheduleJob(jobDetail, trigger);
					}
					break;
				case QuartzConstant.ACTION_STOP:
					if (scheduler.checkExists(jobDetail.getKey())) {
						scheduler.unscheduleJob(trigger.getKey());
					}
					break;
				case QuartzConstant.ACTION_PAUSE:
					if (scheduler.checkExists(jobDetail.getKey())) {
						scheduler.pauseJob(jobDetail.getKey());
					}
					break;
				case QuartzConstant.ACTION_RESUME:
					if (scheduler.checkExists(jobDetail.getKey())) {
						scheduler.resumeJob(jobDetail.getKey());
					}
					break;
				case QuartzConstant.ACTION_RESTART:
					if (scheduler.checkExists(jobDetail.getKey())) {
						scheduler.unscheduleJob(trigger.getKey());
					}
					scheduler.scheduleJob(jobDetail, trigger);
					break;
				case QuartzConstant.ACTION_KEEP:
					TriggerKey triggerKey = new TriggerKey(QuartzConstant.PRE_TRIGGER_NAME + task.getId());
					Trigger triggerOld = scheduler.getTrigger(triggerKey);
					if(null != triggerOld){
						String state = scheduler.getTriggerState(triggerKey).name();
						scheduler.unscheduleJob(triggerKey);
						scheduler.scheduleJob(jobDetail, trigger);
						if("PAUSED".equals(state)){
							scheduler.pauseJob(jobDetail.getKey());
						}
					}
					break;
				default:
					break;
				}
			}
			startScheduler();
		}
	}

	/** 啓動Job */
	public void startJob(Integer id) throws SchedulerException {
		TimeTask task = timeTaskService.get(id);
		addJob(task);
		startScheduler();
	}

	/** 啓動Job */
	public void startJob(TimeTask task) throws SchedulerException {
		addJob(task);
		startScheduler();
	}

	/** 啓動調度 */
	private void startScheduler() throws SchedulerException {
		if (!scheduler.isStarted()) {
			scheduler.start();
		}
		SchedulerMetaData metaData = scheduler.getMetaData();
		logger.info("executed " + metaData.getNumberOfJobsExecuted() + " jobs");
	}
}

package com.xh.market.business.time.util;

import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.quartz.CronExpression;
import org.quartz.JobBuilder;
import org.quartz.JobDataMap;
import org.quartz.JobDetail;
import org.quartz.JobKey;
import org.quartz.Scheduler;
import org.quartz.SchedulerException;
import org.quartz.SchedulerFactory;
import org.quartz.Trigger;
import org.quartz.Trigger.TriggerState;
import org.quartz.TriggerKey;
import org.quartz.impl.StdSchedulerFactory;
import org.quartz.impl.matchers.GroupMatcher;

import com.xh.market.business.time.common.QuartzConstant;
import com.xh.market.business.time.entity.TimeTask;



public class QuartzScheduleUtil {
	private static Scheduler scheduler = getScheduler();

	/** 創建一個調度對象 */
	private static Scheduler getScheduler() {
		SchedulerFactory factory = new StdSchedulerFactory();
		Scheduler scheduler = null;
		try {
			scheduler = factory.getScheduler();
		} catch (Exception e) {
			e.printStackTrace();
		}
		return scheduler;
	}

	public static Scheduler getInstanceScheduler() {
		return scheduler;
	}

	/** 獲得job的執行情況 */
	public static TimeTask getTaskInfo(TimeTask timeTask) throws SchedulerException {
		JobKey jobKey = new JobKey(QuartzConstant.PRE_JOB_NAME + timeTask.getId());
		JobDetail jobDetail = scheduler.getJobDetail(jobKey);
		TriggerKey triggerKey = new TriggerKey(QuartzConstant.PRE_TRIGGER_NAME + timeTask.getId());
		Trigger trigger = scheduler.getTrigger(triggerKey);
		if (null != jobDetail && null != trigger) {
			JobDataMap data = jobDetail.getJobDataMap();
			TriggerState state = scheduler.getTriggerState(triggerKey);//任務狀態
			timeTask.setState(state.name());
			
			//Date startDate = trigger.getStartTime();
			//Date endDate = trigger.getEndTime();
			//Date finalDate = trigger.getFinalFireTime();
			Date nextDate = trigger.getNextFireTime();// 下次執行時間
			Date preDate = trigger.getPreviousFireTime();// 上次執行時間
			if(null != preDate){
				timeTask.setLastExecTime(preDate);
				if(data.containsKey(QuartzConstant.KEY_USED_TIME)){
					timeTask.setUsedTime(data.getLong(QuartzConstant.KEY_USED_TIME));
				}
			}
			timeTask.setNextExecTime(nextDate);
			
			if (data.containsKey(QuartzConstant.KEY_EXECUTION_COUNT)) {
				timeTask.setExecCount(data.getInt(QuartzConstant.KEY_EXECUTION_COUNT));//執行次數
			}
			if(data.containsKey(QuartzConstant.KEY_EXCEPTION_COUNT)){
				timeTask.setExceptionCount(data.getInt(QuartzConstant.KEY_EXCEPTION_COUNT));//異常數
			}
			if(data.containsKey(QuartzConstant.KEY_EXCEPTION_TIME)){
				timeTask.setLastExceptionTime((Date)data.get(QuartzConstant.KEY_EXCEPTION_TIME));// 上次異常時間
			}
			if(data.containsKey(QuartzConstant.KEY_EXCEPTION_DESC)){
				timeTask.setLastExceptionDesc(data.getString(QuartzConstant.KEY_EXCEPTION_DESC));// 上次異常描述
			}
		}
		return timeTask;
	}
	
	/** 判斷表達式是否正確 */
	public static boolean validateCronExpression(String cronExpress){
		return CronExpression.isValidExpression(cronExpress);
	}
	
	/** 判斷類名是否正確 */
	public static String validateClassName(String className){
		Class clazz = null;
		try {
			clazz = Class.forName(className);
		} catch (Exception e) {
			return "該類不存在";
		}
		try {
			JobBuilder.newJob(clazz).build();
		} catch (Exception e) {
			return "該類沒有繼承Job接口";
		}
		return null;
	}

	/** 啓動一個調度對象 */
	public void start() throws SchedulerException {
		scheduler.start();
	}

	/** 檢查調度是否啓動 */
	public boolean isStarted() throws SchedulerException {
		return scheduler.isStarted();
	}

	/** 關閉調度信息 */
	public void shutdown() throws SchedulerException {
		scheduler.shutdown();
	}

	/** 添加調度的job信息 */
	public Date scheduleJob(JobDetail jobDetail, Trigger trigger)
			throws SchedulerException {
		return scheduler.scheduleJob(jobDetail, trigger);
	}

	/** 添加相關的觸發器 */
	public Date scheduleJob(Trigger trigger) throws SchedulerException {
		return scheduler.scheduleJob(trigger);
	}

	/** 添加多個job任務 */
	/*public void scheduleJobs(Map<JobDetail, List<Trigger>> triggersAndJobs,
			boolean replace) throws SchedulerException {
		scheduler.scheduleJobs(triggersAndJobs, replace);
	}*/
	public void scheduleJobs(Map<JobDetail, Set<? extends Trigger>> triggersAndJobs,
			boolean replace) throws SchedulerException {
		scheduler.scheduleJobs(triggersAndJobs, replace);
	}
	/** 停止調度Job任務 */
	public boolean unscheduleJob(TriggerKey triggerKey)
			throws SchedulerException {
		return scheduler.unscheduleJob(triggerKey);
	}

	/** 停止調度多個觸發器相關的job */
	public boolean unscheduleJobs(List<TriggerKey> triggerKeyList)
			throws SchedulerException {
		return scheduler.unscheduleJobs(triggerKeyList);
	}

	/** 重新恢復觸發器相關的job任務 */
	public Date rescheduleJob(TriggerKey triggerKey, Trigger trigger)
			throws SchedulerException {
		return scheduler.rescheduleJob(triggerKey, trigger);
	}

	/** 添加相關的job任務 */
	public void addJob(JobDetail jobDetail, boolean flag)
			throws SchedulerException {
		scheduler.addJob(jobDetail, flag);
	}

	/** 刪除相關的job任務 */
	public boolean deleteJob(JobKey jobKey) throws SchedulerException {
		return scheduler.deleteJob(jobKey);
	}

	/** 刪除相關的多個job任務 */
	public boolean deleteJobs(List<JobKey> jobKeys) throws SchedulerException {
		return scheduler.deleteJobs(jobKeys);
	}

	public void triggerJob(JobKey jobKey) throws SchedulerException {
		scheduler.triggerJob(jobKey);
	}

	public void triggerJob(JobKey jobKey, JobDataMap jobDataMap)
			throws SchedulerException {
		scheduler.triggerJob(jobKey, jobDataMap);
	}

	/** 停止一個job任務 */
	public void pauseJob(JobKey jobKey) throws SchedulerException {
		scheduler.pauseJob(jobKey);
	}

	/** 停止多個job任務 */
	public void pauseJobs(GroupMatcher<JobKey> groupMatcher)
			throws SchedulerException {
		scheduler.pauseJobs(groupMatcher);
	}

	/** 停止使用相關的觸發器 */
	public void pauseTrigger(TriggerKey triggerKey) throws SchedulerException {
		scheduler.pauseTrigger(triggerKey);
	}

	/** 停止多個觸發器 */
	public void pauseTriggers(GroupMatcher<TriggerKey> groupMatcher)
			throws SchedulerException {
		scheduler.pauseTriggers(groupMatcher);
	}

	/** 恢複相關的job任務 */
	public void resumeJob(JobKey jobKey) throws SchedulerException {
		scheduler.resumeJob(jobKey);
	}

	/** 恢復多個job任務 */
	public void resumeJobs(GroupMatcher<JobKey> groupMatcher)
			throws SchedulerException {
		scheduler.resumeJobs(groupMatcher);
	}

	/** 恢複相關的Trigger */
	public void resumeTrigger(TriggerKey triggerKey) throws SchedulerException {
		scheduler.resumeTrigger(triggerKey);
	}

	/** 恢復多個Trigger */
	public void resumeTriggers(GroupMatcher<TriggerKey> groupMatcher)
			throws SchedulerException {
		scheduler.resumeTriggers(groupMatcher);
	}

	/** 暫停調度中所有的job任務 */
	public void pauseAll() throws SchedulerException {
		scheduler.pauseAll();
	}

	/** 恢復調度中所有的job的任務 */
	public void resumeAll() throws SchedulerException {
		scheduler.resumeAll();
	}
}