code: @Override
      public final Iterable<SubmitterDocument> findAll(final String filename) {
          final Query searchQuery =
                  new Query(Criteria.where("filename").is(filename));
          final List<SubmitterDocumentMongo> submitterDocumentsMongo =
                  mongoTemplate.find(searchQuery, SubmitterDocumentMongo.class);
          if (submitterDocumentsMongo == null) {
              return null;
          }
          final List<SubmitterDocument> submitterDocuments = new ArrayList<>();
          for (final SubmitterDocument submitterDocument
                  : submitterDocumentsMongo) {
              final Submitter submitter = (Submitter) toObjConverter
                      .createGedObject(null, submitterDocument);
              submitterDocument.setGedObject(submitter);
              submitterDocuments.add(submitterDocument);
          }
          return submitterDocuments;
      }
docs: {@inheritDoc}