public ServerConnectionDelegate putConnectionDelegate(Serializable connectionID, ServerConnectionDelegate d) { return (ServerConnectionDelegate)connections.put(connectionID, d); }
ServerConnectionDelegate putConnectionDelegate(Serializable connectionID, ServerConnectionDelegate d);
   public ServerConnectionDelegate putConnectionDelegate(Serializable connectionID,                                                         ServerConnectionDelegate d)   {      return (ServerConnectionDelegate)connections.put(connectionID, d);   }