code: @Override
  	public T fromOrdinal(int ordinal) {
  		checkStatus(Status.INITIALIZED);
  		if(ordinal<0 || this.ordinal<ordinal) {
  			throw new IndexOutOfBoundsException("No term available with ordinal '"+ordinal+"'");
  		}
  		return this.terms.get(ordinal);
  	}
docs: {@inheritDoc}