if(formName != null)
if(formName != null) {
    public void appendAttributesToResponse(WOResponse response, WOContext context) {        if(context != null && context instanceof ERXMutableUserInfoHolderInterface && _formName != null) {            String formName = (String)_formName.valueInComponent(context.component());            if(formName != null)                ((ERXMutableUserInfoHolderInterface)context).mutableUserInfo().setObjectForKey(formName, "formName");        }        super.appendAttributesToResponse(response, context);    }