class MultipleSubFormFieldRenderer extends FieldRenderer<MultipleSubFormFieldDefinition, FieldSetFormGroup> {

    @Override
    protected FormGroup getFormGroup(RenderMode renderMode) {
        FieldSetFormGroup formGroup = formGroupsInstance.get();

        multipleSubFormWidget.config(field,
                                     renderingContext);

        formGroup.render(multipleSubFormWidget,
                         field);
        return formGroup;
    }

}