@Override
 public void deleteUploadRequestEntry(
     String uploadRequestUrlUuid, String password, String entryUuid) throws BusinessException {
   UploadRequestUrl requestUrl = find(uploadRequestUrlUuid, password);
   deleteBusinessCheck(requestUrl);
   Set<UploadRequestEntry> entries = requestUrl.getUploadRequest().getUploadRequestEntries();
   UploadRequestEntry found = null;
   for (UploadRequestEntry entry : entries) {
     if (entry.getUuid().equals(entryUuid)) {
       found = entry;
       break;
     }
   }
   if (found != null) {
     String documentEntryUuid = null;
     if (found.getDocumentEntry() != null) {
       documentEntryUuid = found.getDocumentEntry().getUuid();
     }
     found.setDocumentEntry(null);
     found = uploadRequestEntryBusinessService.update(found);
     if (documentEntryUuid != null) {
       // TODO: HOOK : Extract owner for upload request URL
       // Actor should be used instead of owner
       Account owner = requestUrl.getUploadRequest().getOwner();
       // Store the file into the owner account.
       DocumentEntry documentEntry = documentEntryService.findById(owner, documentEntryUuid);
       documentEntryService.deleteDocumentEntry(owner, documentEntry);
     }
     uploadRequestEntryBusinessService.delete(found);
   } else {
     throw new BusinessException(
         BusinessErrorCode.FORBIDDEN,
         "You do not have the right to delete a file into upload request : "
             + uploadRequestUrlUuid);
   }
 }
 @Override
 public UploadRequestEntry createUploadRequestEntry(
     String uploadRequestUrlUuid, InputStream fi, String fileName, String password)
     throws BusinessException {
   // Retrieve upload request URL
   UploadRequestUrl requestUrl = find(uploadRequestUrlUuid, password);
   // HOOK : Extract owner for upload request URL
   Account owner = requestUrl.getUploadRequest().getOwner();
   // Store the file into the owner account.
   DocumentEntry document = documentEntryService.createDocumentEntry(owner, fi, fileName);
   createBusinessCheck(requestUrl, document);
   Account actor = accountRepository.getUploadRequestSystemAccount();
   // Create the link between the document and the upload request URL.
   UploadRequestEntry uploadRequestEntry =
       new UploadRequestEntry(document, requestUrl.getUploadRequest());
   UploadRequestEntry requestEntry = uploadRequestEntryBusinessService.create(uploadRequestEntry);
   MailContainerWithRecipient mail =
       mailBuildingService.buildAckUploadRequest(
           (User) requestUrl.getUploadRequest().getOwner(), requestUrl, requestEntry);
   notifierService.sendNotification(mail);
   return requestEntry;
 }