src/main/java/org/efaps/ui/wicket/models/field/factories/HRefFactory.java
@Override
    public Comparable<?> getCompareValue(final AbstractUIField _uiField)
        throws EFapsException
    {
        Comparable<?> ret = null;
        for (final IComponentFactory factory : _uiField.getFactories().values()) {
            if (factory instanceof AbstractUIFactory) {
                final AbstractUIFactory uiFactory = (AbstractUIFactory) factory;
                if (uiFactory.applies(_uiField)) {
                    ret = uiFactory.getCompareValue(_uiField);
                    break;
                }
            }
        }
        return ret;
    }
@Override
    public Comparable<?> getCompareValue(final AbstractUIField _uiField)
        throws EFapsException
    {
        Comparable<?> ret = null;
        for (final IComponentFactory factory : _uiField.getFactories().values()) {
            if (factory instanceof AbstractUIFactory) {
                final AbstractUIFactory uiFactory = (AbstractUIFactory) factory;
                if (uiFactory.applies(_uiField)) {
                    ret = uiFactory.getCompareValue(_uiField);
                    break;
                }
            }
        }
        return ret;
    }
{@inheritDoc}