Obtain a reference to the timer represented by this handle.
a reference to the timer represented by this handle. exception: java.lang.IllegalStateException - If this method isinvoked while the instance is in a state that does not allow access to this method. exception: javax.ejb.NoSuchObjectLocalException - If invoked on ahandle whose associated timer has expired or has been cancelled. exception: javax.ejb.EJBException - If this method could not complete dueto a system-level failure.