code: public void updateExceptions(SortedSet<Date> exceptions) {
  
          SortedSet<Date> e = null == exceptions ? new TreeSet<Date>() : exceptions;
          if (!m_model.getExceptions().equals(e)) {
              m_model.setExceptions(e);
              m_view.updateExceptions();
              valueChanged();
              sizeChanged();
          }
  
      }
docs: Updates the exceptions.
  @param exceptions the exceptions to set