code: @Override
      public final Iterable<SubmitterDocument> findAll(
              final RootDocument rootDocument) {
          final Iterable<SubmitterDocument> submitterDocuments =
                  findAll(rootDocument.getFilename());
          if (submitterDocuments == null) {
              return null;
          }
          for (final SubmitterDocument submitterDocument : submitterDocuments) {
              final Submitter submitter = submitterDocument.getGedObject();
              submitter.setParent(rootDocument.getGedObject());
          }
          return submitterDocuments;
      }
docs: {@inheritDoc}