我在jboss 4.0.5上使用目前最新的石英1.8.3 . quartz作业是持久的并保存到本地数据库中 . 当我在执行石英调度程序对象上调用shutdown或standby方法时,调度程序仍继续执行作业,只有作业状态为空且执行失败 .
我希望(至少根据石英API文档)当我关闭或使调度程序处于待机状态时,之前调度到数据库中的作业将不会被执行 .
如果在调度程序上调用shutdown或standby不是实现它的方法,那是什么?
这些工作不只是完成执行,而是继续触发计划工作 .
以下是其他信息:
public class QuartzNotificationsSchedulerBean implements NotificationsScheduler, ServletContextAware {
...
public String scheduleNotification(Notification notification) {
// Schedule the job with the trigger
try {
// Define job instance
String groupName = this.createNotificationGroupName(notification);
String triggerName = this.createNoficationTriggerName(notification);
String jobName = this.createNoficationJobName(notification);
JobDetail job = new JobDetail(jobName, groupName , ScheduledNotificationJob.class);
JobDataMap jobDataMap = new JobDataMap();
jobDataMap.putAll(notification.getContext());
job.setJobDataMap(jobDataMap);
Calendar notificationTime = notification.getTime();
Trigger trigger = new SimpleTrigger(triggerName, groupName , notificationTime.getTime());
scheduler.scheduleJob(job, trigger);
return trigger.getName();
} catch (SchedulerException e) {
throw new NotificationScheduleException(e, notification);
}
return null;
}
public void setServletContext(ServletContext servletContext) {
this.sf = (SchedulerFactory) servletContext.getAttribute(QuartzInitializerListener.QUARTZ_FACTORY_KEY);
try {
scheduler = sf.getScheduler();
if(scheduler.isStarted() == false) {
scheduler.start();
}
} catch (SchedulerException e) {
logger.error("Failed to load Quartz scheduler ", e);
}
}
}
以下是quartz配置属性的副本:
#============================================================================
# Configure Main Scheduler Properties
#============================================================================
org.quartz.scheduler.instanceName = scheduler
org.quartz.scheduler.instanceId = AUTO
org.quartz.scheduler.wrapJobExecutionInUserTransaction = true
#============================================================================
# Configure ThreadPool
#============================================================================
org.quartz.threadPool.class = org.quartz.simpl.SimpleThreadPool
org.quartz.threadPool.threadCount = 45
org.quartz.threadPool.threadPriority = 5
#============================================================================
# Configure JobStore
#============================================================================
org.quartz.jobStore.misfireThreshold = 60000
org.quartz.jobStore.class = org.quartz.impl.jdbcjobstore.JobStoreTX
org.quartz.jobStore.driverDelegateClass = org.quartz.impl.jdbcjobstore.StdJDBCDelegate
#org.quartz.jobStore.useProperties = false
org.quartz.jobStore.dataSource = FOR_QUARTZ
org.quartz.jobStore.isClustered = true
org.quartz.jobStore.clusterCheckinInterval = 20000
#============================================================================
# Configure Datasources
#============================================================================
org.quartz.dataSource.FOR_QUARTZ.jndiURL = java:jdbc/live-quartz
这是一个来自web.xml的片段,其中初始化了quartz:
<!-- START NOTIFICATION SERVICE -->
<context-param>
<param-name>config-file</param-name>
<param-value>wm_quartz.properties</param-value>
</context-param>
<context-param>
<param-name>shutdown-on-unload</param-name>
<param-value>true</param-value>
</context-param>
<context-param>
<param-name>start-scheduler-on-load</param-name>
<param-value>true</param-value>
</context-param>
<listener>
<listener-class>org.quartz.ee.servlet.QuartzInitializerListener</listener-class>
</listener>
谢谢
2 回答
如果在调用shutdown时有任何作业正在执行,是否中断这些作业取决于属性
org.quartz.scheduler.interruptJobsOnShutdown
.见http://jira.terracotta.org/jira/browse/QTZ-41?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel . 我无法找到更多关于此的文档 .
另一个属性是
org.quartz.scheduler.makeSchedulerThreadDaemon=true
,一旦调用线程关闭,它将关闭quartz调度程序 . 我不知道工作状况会发生什么 .如评论中所述,发布一些代码和配置以获得明确的答案 .
您可以在quartz属性文件中使用
org.quartz.plugin.shutdownhook.cleanShutdown=TRUE