protected void initPossibleValuesService()
{
final ValueProperty property = context( ValueProperty.class );
final EnumValueType enumType = new EnumValueType( property.getTypeClass() );
final MasterConversionService masterConversionService = property.service( MasterConversionService.class );
for( Enum<?> item : enumType.getItems() )
{
this.values.add( masterConversionService.convert( item, String.class ) );
}