EventBus/src/org/greenrobot/eventbus/EventBus.java
public <T> T removeStickyEvent(Class<T> eventType) {
        synchronized (stickyEvents) {
            return eventType.cast(stickyEvents.remove(eventType));
        }
    }
public <T> T removeStickyEvent(Class<T> eventType) {
        synchronized (stickyEvents) {
            return eventType.cast(stickyEvents.remove(eventType));
        }
    }
Remove and gets the recent sticky event for the given event type.

@see #postSticky(Object)