Observer
========

.. java:package:: org.caosdb.server.utils
   :noindex:

.. java:type:: public interface Observer

Methods
-------
notifyObserver
^^^^^^^^^^^^^^

.. java:method:: public boolean notifyObserver(String e, Observable sender)
   :outertype: Observer

   Notify this observer that an event \ ``e``\  has happened to the \ ``sender``\ .

   :param e:
   :param sender:
   :return: true, iff the Observable has to keep it in the list of observers.