dispatch the event to all children of the handler. A handler can call
this method explicitly to be able to do more processing after all child
handlers have already processed the event. If handler does not invoke
this method it is invoked implicitly by {@link #dispatch(Handler)}
dispatch the event to all children of the handler. A handler can call this method explicitly to be able to do more processing after all child handlers have already processed the event. If handler does not invoke this method it is invoked implicitly by {@link #dispatch(Handler)}
@throws HandlerException