Spring中添加計時器的時候根據業務需求可能會需要動態處理觸發時間;
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import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.scheduling.Trigger; import org.springframework.scheduling.TriggerContext; import org.springframework.scheduling.annotation.EnableScheduling; import org.springframework.scheduling.annotation.SchedulingConfigurer; import org.springframework.scheduling.config.ScheduledTaskRegistrar; import org.springframework.scheduling.support.CronTrigger; import org.springframework.stereotype.Component; import java.util.Date; @Component @EnableScheduling public class SchedulerTest implements SchedulingConfigurer { private final static Logger logger = LoggerFactory.getLogger(SchedulerTest. class ); public void configureTasks(ScheduledTaskRegistrar scheduledTaskRegistrar) { // 注冊計時任務到Scheduling接口 scheduledTaskRegistrar.addTriggerTask( new Runnable() { public void run() { logger.info( "task job is running..." ); } }, new Trigger() { public Date nextExecutionTime(TriggerContext triggerContext) { CronTrigger cronTrigger = new CronTrigger( "時間表達式" ); Date nextExec = cronTrigger.nextExecutionTime(triggerContext); return nextExec; } }); } } |
PS:多個計時任務添加的時候只用都注冊到Spring中即可
總結
以上所述是小編給大家介紹的Spring動態配置計時器觸發時間的實例代碼,希望對大家有所幫助,如果大家有任何疑問請給我留言,小編會及時回復大家的。在此也非常感謝大家對服務器之家網站的支持!
原文鏈接:https://blog.csdn.net/u012680274/article/details/80591883