docs: @Override
      public void deleteDurableSubscription(final String subscriptionName,
                                            final String durableSubscriptionHome)
                      throws SIConnectionDroppedException,
                      SIConnectionUnavailableException, SIConnectionLostException,
                      SINotAuthorizedException, SIDurableSubscriptionNotFoundException,
                      SIDestinationLockedException, SIResourceException,
                      SIErrorException, SIIncorrectCallException {
  
          checkValid();
          _delegateConnection.deleteDurableSubscription(subscriptionName,
                                                        durableSubscriptionHome);
  
      }