if (sfLog().isDebugEnabled()){ sfLog().debug(sfCompleteNameSafe().toString() + " had deregistration from " + sink.toString()); }
    synchronized public void deregister(EventSink sink) {        //try {        //    System.out.println( sfCompleteName().toString() + " had deregistration from " + sink.toString() );        //} catch (Exception e) {}        if (sendTo.contains(sink)) {            sendTo.removeElement(sink);        }    }