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2024-01-31 e57a8990ae56f657a59c435a0613c5f7a8728003
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e57a89 1 package com.jcdm.quartz.util;
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 }