code: @Override
      public Long getRepositoryObjectCount() {
          final Repository repo = getJcrRepository(repository);
          try {
              return getRepositoryCount(repo);
          } catch (final RepositoryException e) {
              throw new RepositoryRuntimeException(e);
          }
      }
docs: /*
  (non-Javadoc)
  @see
  org.fcrepo.kernel.api.services.RepositoryService#getRepositoryObjectCount()