@Override
  @NotNull
  public String getVisibilityModifier() {
    if (myPrivateRadioButton.isSelected()) return PsiModifier.PRIVATE;
    if (myProtectedRadioButton.isSelected()) return PsiModifier.PROTECTED;
    if (myPublicRadioButton.isSelected()) return PsiModifier.PUBLIC;
    if (myPropertyRadioButton.isSelected()) return PsiModifier.PACKAGE_LOCAL;
    throw new IncorrectOperationException("no visibility selected");
  }
@Override
  @NotNull
  public String getVisibilityModifier()