@Override
 public GridQuestionModel getGridQuestion() {
   return new GridQuestionAdapter(em, gridRowEntity.getGridQuestion());
 }
 @Override
 public boolean isEditable() {
   return gridRowEntity.isEditable();
 }
 @Override
 public void setEditable(boolean editable) {
   gridRowEntity.setEditable(editable);
 }
 @Override
 public void setNumber(int number) {
   gridRowEntity.setNumber(number);
 }
 @Override
 public int getNumber() {
   return gridRowEntity.getNumber();
 }
 @Override
 public void setDenomination(String denomination) {
   gridRowEntity.setDenomination(denomination);
 }
 @Override
 public String getDenomination() {
   return gridRowEntity.getDenomination();
 }
 @Override
 public String getId() {
   return gridRowEntity.getId();
 }