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2024-06-26 0cceb649e1dc443c2a91d26d81eacb0867c96db3

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0cceb6	1	package com.jcdm.quartz.service.impl;
Y	2
	3	import java.util.List;
	4	import javax.annotation.PostConstruct;
	5	import org.quartz.JobDataMap;
	6	import org.quartz.JobKey;
	7	import org.quartz.Scheduler;
	8	import org.quartz.SchedulerException;
	9	import org.springframework.beans.factory.annotation.Autowired;
	10	import org.springframework.stereotype.Service;
	11	import org.springframework.transaction.annotation.Transactional;
	12	import com.jcdm.common.constant.ScheduleConstants;
	13	import com.jcdm.common.exception.job.TaskException;
	14	import com.jcdm.quartz.domain.SysJob;
	15	import com.jcdm.quartz.mapper.SysJobMapper;
	16	import com.jcdm.quartz.service.ISysJobService;
	17	import com.jcdm.quartz.util.CronUtils;
	18	import com.jcdm.quartz.util.ScheduleUtils;
	19
	20	/**
	21	* 定时任务调度信息服务层
	22	*
	23	* @author jc
	24	*/
	25	@Service
	26	public class SysJobServiceImpl implements ISysJobService
	27	{
	28	@Autowired
	29	private Scheduler scheduler;
	30
	31	@Autowired
	32	private SysJobMapper jobMapper;
	33
	34	/**
	35	* 项目启动时，初始化定时器主要是防止手动修改数据库导致未同步到定时任务处理（注：不能手动修改数据库ID和任务组名，否则会导致脏数据）
	36	*/
	37	@PostConstruct
	38	public void init() throws SchedulerException, TaskException
	39	{
	40	scheduler.clear();
	41	List<SysJob> jobList = jobMapper.selectJobAll();
	42	for (SysJob job : jobList)
	43	{
	44	ScheduleUtils.createScheduleJob(scheduler, job);
	45	}
	46	}
	47
	48	/**
	49	* 获取quartz调度器的计划任务列表
	50	*
	51	* @param job 调度信息
	52	* @return
	53	*/
	54	@Override
	55	public List<SysJob> selectJobList(SysJob job)
	56	{
	57	return jobMapper.selectJobList(job);
	58	}
	59
	60	/**
	61	* 通过调度任务ID查询调度信息
	62	*
	63	* @param jobId 调度任务ID
	64	* @return 调度任务对象信息
	65	*/
	66	@Override
	67	public SysJob selectJobById(Long jobId)
	68	{
	69	return jobMapper.selectJobById(jobId);
	70	}
	71
	72	/**
	73	* 暂停任务
	74	*
	75	* @param job 调度信息
	76	*/
	77	@Override
	78	@Transactional(rollbackFor = Exception.class)
	79	public int pauseJob(SysJob job) throws SchedulerException
	80	{
	81	Long jobId = job.getJobId();
	82	String jobGroup = job.getJobGroup();
	83	job.setStatus(ScheduleConstants.Status.PAUSE.getValue());
	84	int rows = jobMapper.updateJob(job);
	85	if (rows > 0)
	86	{
	87	scheduler.pauseJob(ScheduleUtils.getJobKey(jobId, jobGroup));
	88	}
	89	return rows;
	90	}
	91
	92	/**
	93	* 恢复任务
	94	*
	95	* @param job 调度信息
	96	*/
	97	@Override
	98	@Transactional(rollbackFor = Exception.class)
	99	public int resumeJob(SysJob job) throws SchedulerException
	100	{
	101	Long jobId = job.getJobId();
	102	String jobGroup = job.getJobGroup();
	103	job.setStatus(ScheduleConstants.Status.NORMAL.getValue());
	104	int rows = jobMapper.updateJob(job);
	105	if (rows > 0)
	106	{
	107	scheduler.resumeJob(ScheduleUtils.getJobKey(jobId, jobGroup));
	108	}
	109	return rows;
	110	}
	111
	112	/**
	113	* 删除任务后，所对应的trigger也将被删除
	114	*
	115	* @param job 调度信息
	116	*/
	117	@Override
	118	@Transactional(rollbackFor = Exception.class)
	119	public int deleteJob(SysJob job) throws SchedulerException
	120	{
	121	Long jobId = job.getJobId();
	122	String jobGroup = job.getJobGroup();
	123	int rows = jobMapper.deleteJobById(jobId);
	124	if (rows > 0)
	125	{
	126	scheduler.deleteJob(ScheduleUtils.getJobKey(jobId, jobGroup));
	127	}
	128	return rows;
	129	}
	130
	131	/**
	132	* 批量删除调度信息
	133	*
	134	* @param jobIds 需要删除的任务ID
	135	* @return 结果
	136	*/
	137	@Override
	138	@Transactional(rollbackFor = Exception.class)
	139	public void deleteJobByIds(Long[] jobIds) throws SchedulerException
	140	{
	141	for (Long jobId : jobIds)
	142	{
	143	SysJob job = jobMapper.selectJobById(jobId);
	144	deleteJob(job);
	145	}
	146	}
	147
	148	/**
	149	* 任务调度状态修改
	150	*
	151	* @param job 调度信息
	152	*/
	153	@Override
	154	@Transactional(rollbackFor = Exception.class)
	155	public int changeStatus(SysJob job) throws SchedulerException
	156	{
	157	int rows = 0;
	158	String status = job.getStatus();
	159	if (ScheduleConstants.Status.NORMAL.getValue().equals(status))
	160	{
	161	rows = resumeJob(job);
	162	}
	163	else if (ScheduleConstants.Status.PAUSE.getValue().equals(status))
	164	{
	165	rows = pauseJob(job);
	166	}
	167	return rows;
	168	}
	169
	170	/**
	171	* 立即运行任务
	172	*
	173	* @param job 调度信息
	174	*/
	175	@Override
	176	@Transactional(rollbackFor = Exception.class)
	177	public boolean run(SysJob job) throws SchedulerException
	178	{
	179	boolean result = false;
	180	Long jobId = job.getJobId();
	181	String jobGroup = job.getJobGroup();
	182	SysJob properties = selectJobById(job.getJobId());
	183	// 参数
	184	JobDataMap dataMap = new JobDataMap();
	185	dataMap.put(ScheduleConstants.TASK_PROPERTIES, properties);
	186	JobKey jobKey = ScheduleUtils.getJobKey(jobId, jobGroup);
	187	if (scheduler.checkExists(jobKey))
	188	{
	189	result = true;
	190	scheduler.triggerJob(jobKey, dataMap);
	191	}
	192	return result;
	193	}
	194
	195	/**
	196	* 新增任务
	197	*
	198	* @param job 调度信息调度信息
	199	*/
	200	@Override
	201	@Transactional(rollbackFor = Exception.class)
	202	public int insertJob(SysJob job) throws SchedulerException, TaskException
	203	{
	204	job.setStatus(ScheduleConstants.Status.PAUSE.getValue());
	205	int rows = jobMapper.insertJob(job);
	206	if (rows > 0)
	207	{
	208	ScheduleUtils.createScheduleJob(scheduler, job);
	209	}
	210	return rows;
	211	}
	212
	213	/**
	214	* 更新任务的时间表达式
	215	*
	216	* @param job 调度信息
	217	*/
	218	@Override
	219	@Transactional(rollbackFor = Exception.class)
	220	public int updateJob(SysJob job) throws SchedulerException, TaskException
	221	{
	222	SysJob properties = selectJobById(job.getJobId());
	223	int rows = jobMapper.updateJob(job);
	224	if (rows > 0)
	225	{
	226	updateSchedulerJob(job, properties.getJobGroup());
	227	}
	228	return rows;
	229	}
	230
	231	/**
	232	* 更新任务
	233	*
	234	* @param job 任务对象
	235	* @param jobGroup 任务组名
	236	*/
	237	public void updateSchedulerJob(SysJob job, String jobGroup) throws SchedulerException, TaskException
	238	{
	239	Long jobId = job.getJobId();
	240	// 判断是否存在
	241	JobKey jobKey = ScheduleUtils.getJobKey(jobId, jobGroup);
	242	if (scheduler.checkExists(jobKey))
	243	{
	244	// 防止创建时存在数据问题先移除，然后在执行创建操作
	245	scheduler.deleteJob(jobKey);
	246	}
	247	ScheduleUtils.createScheduleJob(scheduler, job);
	248	}
	249
	250	/**
	251	* 校验cron表达式是否有效
	252	*
	253	* @param cronExpression 表达式
	254	* @return 结果
	255	*/
	256	@Override
	257	public boolean checkCronExpressionIsValid(String cronExpression)
	258	{
	259	return CronUtils.isValid(cronExpression);
	260	}
	261	}