DocumentNumberAlreadyExistsException example

$criteria->addFilter(new NotFilter(
                NotFilter::CONNECTION_AND,
                [new EqualsFilter('id', $documentId)]
            ));
        }

        $criteria->setLimit(1);

        $result = $this->documentRepository->searchIds($criteria, $context);

        if ($result->getTotal() !== 0) {
            throw new DocumentNumberAlreadyExistsException($documentNumber);
        }
    }

    private function ensureDocumentMediaFileGenerated(DocumentEntity $document, Context $context): DocumentEntity
    {
        $documentMediaId = $document->getDocumentMediaFileId();

        if ($documentMediaId !== null || $document->isStatic()) {
            return $document;
        }