src/main/java/org/efaps/ui/wicket/models/field/factories/HRefFactory.java
private boolean isCheckOut(final AbstractUIField _uiField)
    {
        return StringUtils.containsIgnoreCase(_uiField.getFieldConfiguration().getField().getReference(),
                        HRef.CHECKOUT.toString());
    }
private boolean isCheckOut(final AbstractUIField _uiField)
    {
        return StringUtils.containsIgnoreCase(_uiField.getFieldConfiguration().getField().getReference(),
                        HRef.CHECKOUT.toString());
    }
Checks if is a check out.

@param _uiField the _ui field
@return true, if is check out