@Override
                                    public PsiReference @NotNull [] getReferencesForInjectionHost(@NotNull UExpression uExpression,
                                                                                                  @NotNull PsiLanguageInjectionHost host,
                                                                                                  @NotNull ProcessingContext context) {
                                      return new PsiReference[]{new NotificationGroupIdReference(host)};
                                    }
@Override
                                    public PsiReference @NotNull [] getReferencesForInjectionHost(@NotNull UExpression uExpression,
                                                                                                  @NotNull PsiLanguageInjectionHost host,
                                                                                                  @NotNull ProcessingContext context)