private static @Nullable String createReturnValueTemplate(UExpression expression, @NotNull RefMethodImpl refMethod) {
    RefJavaUtil refUtil = RefJavaUtil.getInstance();
    return createReturnValueTemplate(expression,
                                     field -> refUtil.compareAccess(refUtil.getAccessModifier(field), refMethod.getAccessModifier()) >= 0);
  }
private static @Nullable String createReturnValueTemplate(UExpression expression, @NotNull RefMethodImpl refMethod)