}
        return DfCollectionUtil.emptySet();
    }

    public void myspecifyProperty(String propertyName) {
        registerSpecifiedProperty(propertyName);
    }

    public void myspecifyPropertyCancel(String propertyName) {
        if (__specifiedProperties != null) {
            __specifiedProperties.remove(propertyName);
        }
    }

    public void clearSpecifiedInfo() {