public StringDescriptor getProperty(final String propName) {
      if (propName.equals(TAB_TITLE_PROPERTY)) {
        return myTitle;
      }
      if (propName.equals(TAB_TOOLTIP_PROPERTY)) {
        return myToolTip;
      }
      throw new IllegalArgumentException("Unknown property name " + propName);
    }
public StringDescriptor getProperty(final String propName)