2
当我使用QuartzHelper.getScheduler().checkExists(new JobKey(name,group_name));
在调度作业后看 - 石英查找它在DB(看到它,我只是删除表,并获得对梅托德的JDBC除外)。Quartz调度作业未存储在数据库中
但随后的新作业添加到调度没有记录被添加到数据库中。如果我尝试制作一个具有相同名称的新作业,那么作业正在运行 - 异常被解雇。例外:
Unable to store Job : 'jobname', because one already exists with this identification.
at org.quartz.simpl.RAMJobStore.storeJob(RAMJobStore.java:277)
很明显,使用RAMJobStore代替JDBC。
问题:我做错了什么,我能做些什么来使石英储存数据在数据库?
我下石英配置:
org.quartz.jobStore.class = org.quartz.impl.jdbcjobstore.JobStoreTX
org.quartz.jobStore.driverDelegateClass = org.quartz.impl.jdbcjobstore.StdJDBCDelegate
org.quartz.jobStore.dataSource = myDS
org.quartz.jobStore.tablePrefix = QRTZ_
org.quartz.jobStore.isClustered = false
org.quartz.dataSource.myDS.driver = com.mysql.jdbc.Driver
org.quartz.dataSource.myDS.URL = jdbc:mysql://127.0.0.1:3306/quartz
org.quartz.dataSource.myDS.user = root
org.quartz.dataSource.myDS.password = qwerty
org.quartz.dataSource.myDS.maxConnections = 10
下面是代码:
JobBuilder builder = JobBuilder.newJob(ScriptBaseJob.class);
builder.withIdentity(name, GROUP_NAME);
JobDataMap dataMap = new JobDataMap(params);
builder.usingJobData(dataMap);
builder.requestRecovery(true);
builder.storeDurably(true);
JobDetail jobDetail = builder.build();
SimpleScheduleBuilder scheduleBuilder = SimpleScheduleBuilder.simpleSchedule();
scheduleBuilder.repeatForever();
scheduleBuilder.withIntervalInSeconds(60);
Trigger trigger = null;
try {
trigger = QuartzHelper.getScheduler().getTrigger(new TriggerKey(name, GROUP_NAME));
} catch (Exception e) {
e.printStackTrace();
}
if (trigger==null) {
TriggerBuilder<Trigger> triggerBuilder = TriggerBuilder.newTrigger();
triggerBuilder.withSchedule(scheduleBuilder);
triggerBuilder.withIdentity(name, GROUP_NAME);
trigger = triggerBuilder.build();
}
SchedulerFactory schedFact = new org.quartz.impl.StdSchedulerFactory();
Scheduler sched = schedFact.getScheduler();
sched.start();
sched.scheduleJob(jobDetail, trigger);
谢谢,仅此而已。我必须从辅助类调度实例,并从石英例子SchedulerFactory是不必要的。 – Minolan 2011-12-20 09:23:43