@Override
      protected PsiReference @Nullable [] getReferencesByMethod(@NotNull PsiLiteralExpression literalArgument,
                                                                @NotNull PsiReferenceExpression methodReference,
                                                                @NotNull ProcessingContext context) {

        final PsiExpression qualifier = methodReference.getQualifierExpression();
        return qualifier != null ? new PsiReference[]{new JavaLangClassMemberReference(literalArgument, qualifier)} : null;
      }
@Override
      protected PsiReference @Nullable [] getReferencesByMethod(@NotNull PsiLiteralExpression literalArgument,
                                                                @NotNull PsiReferenceExpression methodReference,
                                                                @NotNull ProcessingContext context)