NotificationQueue

All Known Implementing Classes:: LiveTableMonitor

public interface NotificationQueue

Interface for notification of table changes.

Nested Class Summary

Nested Classes
Modifier and Type	Interface	Description
`static interface`	`NotificationQueue.Dependency`
`static interface`	`NotificationQueue.IndexUpdateNotification`
`static interface`	`NotificationQueue.Notification`	A notification that may be enqueued.

Method Summary

Modifier and Type	Method	Description
`void`	`addNotification(NotificationQueue.Notification notification)`	Add a notification for this NotificationQueue to deliver (by invoking its run() method).
`boolean`	`maybeAddNotification(NotificationQueue.Notification notification, long deliveryStep)`	Add a notification for this NotificationQueue to deliver (by invoking its run() method), iff the delivery step is the current step and the update cycle for that step is still in process.

Method Details
- addNotification
  
  void addNotification(@NotNull NotificationQueue.Notification notification)
  
  Add a notification for this NotificationQueue to deliver (by invoking its run() method). Note that implementations may have restrictions as to how and when this method may be used for non-terminal notifications, e.g. by only supporting notification queuing from threads that can guarantee they are part of an update cycle.
  
  Parameters:
  
  notification - The notification to add
- maybeAddNotification
  
  boolean maybeAddNotification(@NotNull NotificationQueue.Notification notification, long deliveryStep)
  
  Add a notification for this NotificationQueue to deliver (by invoking its run() method), iff the delivery step is the current step and the update cycle for that step is still in process. This is only supported for non-terminal notifications.
  
  Parameters:
  
  notification - The notification to add
  
  deliveryStep - The step to deliver this notification on