src/main/java/org/efaps/ui/wicket/models/objects/UIForm.java
public void addClassElements(final UIClassification _uiclass,
                                 final Map<UUID, String> _instanceKeys)
        throws EFapsException
    {
        this.elements.addAll(getClassElements(_uiclass, _instanceKeys));
    }
public void addClassElements(final UIClassification _uiclass,
                                 final Map<UUID, String> _instanceKeys)
        throws EFapsException
    {
        this.elements.addAll(getClassElements(_uiclass, _instanceKeys));
    }
Method that adds the classification forms as elements to the form by
walking down the tree.

@param _uiclass the classification to be added
@param _instanceKeys map from uuid to instance keys
@throws EFapsException on error