若依 3.0

ruoyi-quartz/src/main/java/com/ruoyi/quartz/util/ScheduleUtils.java

@@ -0,0 +1,113 @@
+package com.ruoyi.quartz.util;
+
+import org.quartz.CronScheduleBuilder;
+import org.quartz.CronTrigger;
+import org.quartz.Job;
+import org.quartz.JobBuilder;
+import org.quartz.JobDetail;
+import org.quartz.JobKey;
+import org.quartz.Scheduler;
+import org.quartz.SchedulerException;
+import org.quartz.TriggerBuilder;
+import org.quartz.TriggerKey;
+import com.ruoyi.common.constant.ScheduleConstants;
+import com.ruoyi.common.exception.job.TaskException;
+import com.ruoyi.common.exception.job.TaskException.Code;
+import com.ruoyi.quartz.domain.SysJob;
+
+/**
+ * 定时任务工具类
+ * 
+ * @author ruoyi
+ *
+ */
+public class ScheduleUtils
+{
+    /**
+     * 得到quartz任务类
+     *
+     * @param sysJob 执行计划
+     * @return 具体执行任务类
+     */
+    private static Class<? extends Job> getQuartzJobClass(SysJob sysJob)
+    {
+        boolean isConcurrent = "0".equals(sysJob.getConcurrent());
+        return isConcurrent ? QuartzJobExecution.class : QuartzDisallowConcurrentExecution.class;
+    }
+
+    /**
+     * 构建任务触发对象
+     */
+    public static TriggerKey getTriggerKey(Long jobId, String jobGroup)
+    {
+        return TriggerKey.triggerKey(ScheduleConstants.TASK_CLASS_NAME + jobId, jobGroup);
+    }
+
+    /**
+     * 构建任务键对象
+     */
+    public static JobKey getJobKey(Long jobId, String jobGroup)
+    {
+        return JobKey.jobKey(ScheduleConstants.TASK_CLASS_NAME + jobId, jobGroup);
+    }
+
+    /**
+     * 创建定时任务
+     */
+    public static void createScheduleJob(Scheduler scheduler, SysJob job) throws SchedulerException, TaskException
+    {
+        Class<? extends Job> jobClass = getQuartzJobClass(job);
+        // 构建job信息
+        Long jobId = job.getJobId();
+        String jobGroup = job.getJobGroup();
+        JobDetail jobDetail = JobBuilder.newJob(jobClass).withIdentity(getJobKey(jobId, jobGroup)).build();
+
+        // 表达式调度构建器
+        CronScheduleBuilder cronScheduleBuilder = CronScheduleBuilder.cronSchedule(job.getCronExpression());
+        cronScheduleBuilder = handleCronScheduleMisfirePolicy(job, cronScheduleBuilder);
+
+        // 按新的cronExpression表达式构建一个新的trigger
+        CronTrigger trigger = TriggerBuilder.newTrigger().withIdentity(getTriggerKey(jobId, jobGroup))
+                .withSchedule(cronScheduleBuilder).build();
+
+        // 放入参数，运行时的方法可以获取
+        jobDetail.getJobDataMap().put(ScheduleConstants.TASK_PROPERTIES, job);
+
+        // 判断是否存在
+        if (scheduler.checkExists(getJobKey(jobId, jobGroup)))
+        {
+            // 防止创建时存在数据问题 先移除，然后在执行创建操作
+            scheduler.deleteJob(getJobKey(jobId, jobGroup));
+        }
+
+        scheduler.scheduleJob(jobDetail, trigger);
+
+        // 暂停任务
+        if (job.getStatus().equals(ScheduleConstants.Status.PAUSE.getValue()))
+        {
+            scheduler.pauseJob(ScheduleUtils.getJobKey(jobId, jobGroup));
+        }
+    }
+
+    /**
+     * 设置定时任务策略
+     */
+    public static CronScheduleBuilder handleCronScheduleMisfirePolicy(SysJob job, CronScheduleBuilder cb)
+            throws TaskException
+    {
+        switch (job.getMisfirePolicy())
+        {
+            case ScheduleConstants.MISFIRE_DEFAULT:
+                return cb;
+            case ScheduleConstants.MISFIRE_IGNORE_MISFIRES:
+                return cb.withMisfireHandlingInstructionIgnoreMisfires();
+            case ScheduleConstants.MISFIRE_FIRE_AND_PROCEED:
+                return cb.withMisfireHandlingInstructionFireAndProceed();
+            case ScheduleConstants.MISFIRE_DO_NOTHING:
+                return cb.withMisfireHandlingInstructionDoNothing();
+            default:
+                throw new TaskException("The task misfire policy '" + job.getMisfirePolicy()
+                        + "' cannot be used in cron schedule tasks", Code.CONFIG_ERROR);
+        }
+    }
+}