public long getSettledAmount() throws JposException { // Make sure control is opened if (!bOpen) { throw new JposException(JPOS_E_CLOSED, "Control not opened"); } // Make sure service supports at least version 1.9.0 if (serviceVersion < deviceVersion19) { throw new JposException(JPOS_E_NOSERVICE, "Device Service is not 1.9.0 compliant."); } // Perform the operation try { return service19.getSettledAmount(); } catch (JposException je) { throw je; } catch (Exception e) { throw new JposException(JPOS_E_FAILURE, "Unhandled exception from Device Service", e); } }