Package ru.vyarus.guicey.eventbus.service

Class EventSubscribersInfo

  • @Singleton
public class EventSubscribersInfo
extends java.lang.Object
    Holds registered event listeners. Will contain nothing if tracking disabled. Service registered in guice and may be injected directly (e.g. for unit tests).
    Since:
    12.10.2016

    • Constructor Summary

      Constructors 
      Constructor Description
      EventSubscribersInfo​(com.google.common.eventbus.EventBus eventbus)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      java.util.Set<java.lang.Class> getListenedEvents()
      May return not just event types, because method could listen for events abstract type or Object to receive all events.
      java.util.Set<java.lang.Object> getListeners​(java.lang.Class<?> event)
      NOTE: method may return not all listeners, because some methods may listen for a range of events (by base class or Object).
      java.util.Set<java.lang.Class> getListenerTypes​(java.lang.Class<?> event)
      NOTE: method may return not all listeners, because some methods may listen for a range of events (by base class or Object).

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • EventSubscribersInfo

        @Inject
public EventSubscribersInfo​(com.google.common.eventbus.EventBus eventbus)

    • Method Detail

      • getListenedEvents

        public java.util.Set<java.lang.Class> getListenedEvents()
        May return not just event types, because method could listen for events abstract type or Object to receive all events.
        Returns:
        set of events with known subscribers or empty set

      • getListenerTypes

        public java.util.Set<java.lang.Class> getListenerTypes​(java.lang.Class<?> event)
        NOTE: method may return not all listeners, because some methods may listen for a range of events (by base class or Object). Only direct subscriptions are tracked.
        Parameters:
        event - event class to get listeners for
        Returns:
        collection of classes listening for event type, or empty list

      • getListeners

        public java.util.Set<java.lang.Object> getListeners​(java.lang.Class<?> event)
        NOTE: method may return not all listeners, because some methods may listen for a range of events (by base class or Object). Only direct subscriptions are tracked.
        Parameters:
        event - event class to get listeners for
        Returns:
        collection of instances listening for event type, or empty list