* {@link Gender#MALE} will be interpreted as <code>true</code>
* while {@link Gender#FEMALE} will be interpreted as
* <code>false</code>
*/
private IDisplayConverter getGenderBooleanConverter() {
return new DisplayConverter() {
@Override
public Object canonicalToDisplayValue(Object canonicalValue) {
if (canonicalValue instanceof Gender) {
return ((Gender) canonicalValue) == Gender.MALE;