Seb*_*ian 5 spring cluster-computing quartz-scheduler crontrigger
在集群设置(使用JDBC数据存储)中使用Quartz 2.1.6和Spring 3.1时,我们遇到了一个问题.目前背景:
这种行为是否正常?如果是:我们如何告诉Quartz不要在每次部署时重新创建触发器数据?(或覆盖该数据,与Jobs一样)
<bean name="myJob" class="org.springframework.scheduling.quartz.JobDetailFactoryBean">
<property name="jobClass" value="com.etc.MyJob" />
</bean>
<bean class="org.springframework.scheduling.quartz.SchedulerFactoryBean"
p:waitForJobsToCompleteOnShutdown="false" lazy-init="false">
<property name="dataSource" ref="myDataSource" />
<property name="transactionManager" ref="transactionManager" />
<property name="overwriteExistingJobs" value="true" />
<property name="autoStartup" value="true" />
<property name="jobFactory">
<bean class="org.springframework.scheduling.quartz.SpringBeanJobFactory"/>
</property>
<property name="triggers">
<list>
<bean class="org.springframework.scheduling.quartz.CronTriggerFactoryBean" p:cronExpression="0 0 0 * * ?" p:misfireInstruction="2">
<property name="jobDetail" ref="myJob" />
</bean>
<bean class="org.springframework.scheduling.quartz.CronTriggerFactoryBean "
p:cronExpression="0 0 20 * * ?"
p:misfireInstruction="2">
<property name="jobDetail" ref="myJob" />
</bean>
</list>
</property>
<property name="quartzProperties">
<props>
<prop key="org.quartz.scheduler.instanceName">fsbu_scheduler</prop>
<prop key="org.quartz.scheduler.instanceId">AUTO</prop>
<prop key="org.quartz.jobStore.misfireThreshold">60000</prop>
<prop key="org.quartz.jobStore.class">org.quartz.impl.jdbcjobstore.JobStoreTX</prop>
<prop key="org.quartz.jobStore.driverDelegateClass">org.quartz.impl.jdbcjobstore.oracle.weblogic.WebLogicOracleDelegate
</prop>
<prop key="org.quartz.jobStore.selectWithLockSQL">SELECT * FROM {0}LOCKS WHERE SCHED_NAME = {1} AND LOCK_NAME = ? FOR UPDATE
</prop>
<prop key="org.quartz.jobStore.tablePrefix">fsqrz_</prop>
<prop key="org.quartz.scheduler.skipUpdateCheck">true</prop>
<prop key="org.quartz.jobStore.isClustered">true</prop>
<prop key="org.quartz.threadPool.class">org.quartz.simpl.SimpleThreadPool</prop>
<prop key="org.quartz.threadPool.threadCount">3</prop>
<prop key="org.quartz.plugin.triggHistory.class">org.quartz.plugins.history.LoggingTriggerHistoryPlugin
</prop>
<prop key="org.quartz.plugin.triggHistory.triggerFiredMessage">Trigger {1}.{0} fired job {6}.{5} at {4, date,
yyyy-MM-dd HH:mm:ss}
</prop>
<prop key="org.quartz.plugin.triggHistory.triggerCompleteMessage">Trigger {1}.{0} completed firing job {6}.{5} at {4,
date, yyyy-MM-dd HH:mm:ss} with resulting trigger instruction code
{9}
</prop>
</props>
</property>
</bean>
Run Code Online (Sandbox Code Playgroud)
每个Trigger的bean定义都没有" name "属性.因此,Spring的CronTriggerFactory动态地为每个部署生成一个新的触发器名称,这就是为什么这会导致附加效果(不会覆盖具有不同名称的触发器)的原因.
为每个触发器定义添加具有唯一值的name ="..."解决了该问题.
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