在将应用程序从 QuartzMDB 与quartz-ra.rar 迁移到 Jboss AS 6.1 中的 EJB 计时器后,我遇到了上述异常。(作为将应用程序升级到 Wildfly 8.1 的一部分)
使用以下 ejb 的作业发生异常。
@Stateless
@TransactionAttribute(TransactionAttributeType.REQUIRED)
@RolesAllowed({"admin"})
public class PlatformPluginBean implements PlatformPluginRemote {
// some code here
public Collection<PlatformPlugin> getPlugins() {
return new ArrayList<PlatformPlugin>(schemaToPlugin.values());
}
}
以下是迁移前的工作,效果很好。
@MessageDriven(activationConfig = {
@ActivationConfigProperty(propertyName = "cronTrigger", propertyValue = "0 0 * * * ?"),
@ActivationConfigProperty(propertyName = "jobName", propertyValue = "PruneJob")})
@ResourceAdapter("quartz-ra.rar")
@RunAs("admin")
public class PruneJob implements Job {
@EJB
private PlatformPluginRemote platformPluginRemote;
@Override
public void execute(JobExecutionContext jobExecutionContext) throws JobExecutionException {
for (PlatformPlugin platformPlugin: platformPluginRemote.getPlugins()) {
// some stuff here
}
}
}
以下是更改为 ejb 自动计时器后的作业。
@Stateless
@RunAs("admin")
public class PruneJob {
@EJB
private PlatformPluginRemote platformPluginRemote;
@Schedule(hour="*", minute="0", persistent=false)
public void execute() {
for (PlatformPlugin platformPlugin: platformPluginRemote.getPlugins()) {
// some stuff here
}
}
}
platformPluginRemote.getPlugins()
调用时发生异常。