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2024-01-19 1c7f8349d7bfe51e2e1fc9cdabed44443254aef1

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fd2207	1	package com.jcdm.quartz.util;
懒	2
	3	import org.quartz.CronScheduleBuilder;
	4	import org.quartz.CronTrigger;
	5	import org.quartz.Job;
	6	import org.quartz.JobBuilder;
	7	import org.quartz.JobDetail;
	8	import org.quartz.JobKey;
	9	import org.quartz.Scheduler;
	10	import org.quartz.SchedulerException;
	11	import org.quartz.TriggerBuilder;
	12	import org.quartz.TriggerKey;
	13	import com.jcdm.common.constant.Constants;
	14	import com.jcdm.common.constant.ScheduleConstants;
	15	import com.jcdm.common.exception.job.TaskException;
	16	import com.jcdm.common.exception.job.TaskException.Code;
	17	import com.jcdm.common.utils.StringUtils;
	18	import com.jcdm.common.utils.spring.SpringUtils;
	19	import com.jcdm.quartz.domain.SysJob;
	20
	21	/**
	22	* 定时任务工具类
	23	*
	24	* @author jc
	25	*
	26	*/
	27	public class ScheduleUtils
	28	{
	29	/**
	30	* 得到quartz任务类
	31	*
	32	* @param sysJob 执行计划
	33	* @return 具体执行任务类
	34	*/
	35	private static Class<? extends Job> getQuartzJobClass(SysJob sysJob)
	36	{
	37	boolean isConcurrent = "0".equals(sysJob.getConcurrent());
	38	return isConcurrent ? QuartzJobExecution.class : QuartzDisallowConcurrentExecution.class;
	39	}
	40
	41	/**
	42	* 构建任务触发对象
	43	*/
	44	public static TriggerKey getTriggerKey(Long jobId, String jobGroup)
	45	{
	46	return TriggerKey.triggerKey(ScheduleConstants.TASK_CLASS_NAME + jobId, jobGroup);
	47	}
	48
	49	/**
	50	* 构建任务键对象
	51	*/
	52	public static JobKey getJobKey(Long jobId, String jobGroup)
	53	{
	54	return JobKey.jobKey(ScheduleConstants.TASK_CLASS_NAME + jobId, jobGroup);
	55	}
	56
	57	/**
	58	* 创建定时任务
	59	*/
	60	public static void createScheduleJob(Scheduler scheduler, SysJob job) throws SchedulerException, TaskException
	61	{
	62	Class<? extends Job> jobClass = getQuartzJobClass(job);
	63	// 构建job信息
	64	Long jobId = job.getJobId();
	65	String jobGroup = job.getJobGroup();
	66	JobDetail jobDetail = JobBuilder.newJob(jobClass).withIdentity(getJobKey(jobId, jobGroup)).build();
	67
	68	// 表达式调度构建器
	69	CronScheduleBuilder cronScheduleBuilder = CronScheduleBuilder.cronSchedule(job.getCronExpression());
	70	cronScheduleBuilder = handleCronScheduleMisfirePolicy(job, cronScheduleBuilder);
	71
	72	// 按新的cronExpression表达式构建一个新的trigger
	73	CronTrigger trigger = TriggerBuilder.newTrigger().withIdentity(getTriggerKey(jobId, jobGroup))
	74	.withSchedule(cronScheduleBuilder).build();
	75
	76	// 放入参数，运行时的方法可以获取
	77	jobDetail.getJobDataMap().put(ScheduleConstants.TASK_PROPERTIES, job);
	78
	79	// 判断是否存在
	80	if (scheduler.checkExists(getJobKey(jobId, jobGroup)))
	81	{
	82	// 防止创建时存在数据问题先移除，然后在执行创建操作
	83	scheduler.deleteJob(getJobKey(jobId, jobGroup));
	84	}
	85
	86	// 判断任务是否过期
	87	if (StringUtils.isNotNull(CronUtils.getNextExecution(job.getCronExpression())))
	88	{
	89	// 执行调度任务
	90	scheduler.scheduleJob(jobDetail, trigger);
	91	}
	92
	93	// 暂停任务
	94	if (job.getStatus().equals(ScheduleConstants.Status.PAUSE.getValue()))
	95	{
	96	scheduler.pauseJob(ScheduleUtils.getJobKey(jobId, jobGroup));
	97	}
	98	}
	99
	100	/**
	101	* 设置定时任务策略
	102	*/
	103	public static CronScheduleBuilder handleCronScheduleMisfirePolicy(SysJob job, CronScheduleBuilder cb)
	104	throws TaskException
	105	{
	106	switch (job.getMisfirePolicy())
	107	{
	108	case ScheduleConstants.MISFIRE_DEFAULT:
	109	return cb;
	110	case ScheduleConstants.MISFIRE_IGNORE_MISFIRES:
	111	return cb.withMisfireHandlingInstructionIgnoreMisfires();
	112	case ScheduleConstants.MISFIRE_FIRE_AND_PROCEED:
	113	return cb.withMisfireHandlingInstructionFireAndProceed();
	114	case ScheduleConstants.MISFIRE_DO_NOTHING:
	115	return cb.withMisfireHandlingInstructionDoNothing();
	116	default:
	117	throw new TaskException("The task misfire policy '" + job.getMisfirePolicy()
	118	+ "' cannot be used in cron schedule tasks", Code.CONFIG_ERROR);
	119	}
	120	}
	121
	122	/**
	123	* 检查包名是否为白名单配置
	124	*
	125	* @param invokeTarget 目标字符串
	126	* @return 结果
	127	*/
	128	public static boolean whiteList(String invokeTarget)
	129	{
	130	String packageName = StringUtils.substringBefore(invokeTarget, "(");
	131	int count = StringUtils.countMatches(packageName, ".");
	132	if (count > 1)
	133	{
	134	return StringUtils.containsAnyIgnoreCase(invokeTarget, Constants.JOB_WHITELIST_STR);
	135	}
	136	Object obj = SpringUtils.getBean(StringUtils.split(invokeTarget, ".")[0]);
	137	String beanPackageName = obj.getClass().getPackage().getName();
	138	return StringUtils.containsAnyIgnoreCase(beanPackageName, Constants.JOB_WHITELIST_STR)
	139	&& !StringUtils.containsAnyIgnoreCase(beanPackageName, Constants.JOB_ERROR_STR);
	140	}
	141	}