docs: private String clean(final String _endPointName)
      {
          String localTo = _endPointName.trim();
  
          // strip all white space from within the name as some source
          // pass in a formatted phone number (e.g. 03 8320 8100)
          int tmp = localTo.indexOf(" "); //$NON-NLS-1$
          while (tmp != -1)
          {
              localTo = localTo.substring(0, tmp) + localTo.substring(tmp + 1, localTo.length());
              tmp = localTo.indexOf(" "); //$NON-NLS-1$
          }
          return localTo.toLowerCase();
      }