Class DeadEvent

java.lang.Object
com.google.common.eventbus.DeadEvent
@Beta public class DeadEvent extends Object
Wraps an event that was posted, but which had no subscribers and thus could not be delivered.

Registering a DeadEvent subscriber is useful for debugging or logging, as it can detect misconfigurations in a system's event distribution.

Since:
10.0

  • Constructor Details

    • DeadEvent

      public DeadEvent(Object source, Object event)
      Creates a new DeadEvent.
      Parameters:
      source - object broadcasting the DeadEvent (generally the EventBus).
      event - the event that could not be delivered.

  • Method Details

    • getSource

      public Object getSource()
      Returns the object that originated this event (not the object that originated the wrapped event). This is generally an EventBus.
      Returns:
      the source of this event.

    • getEvent

      public Object getEvent()
      Returns the wrapped, 'dead' event, which the system was unable to deliver to any registered subscriber.
      Returns:
      the 'dead' event that could not be delivered.

    • toString

      public String toString()
      Overrides:
      toString in class Object