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| e57a89 | 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 | } | |
