com.google.common.eventbus

Class 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 Detail

      • 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 Detail

      • 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()