code: @Override
      public String copyContent(String srcSpaceId,
                                String srcContentId,
                                String destSpaceId,
                                String destContentId)
          throws ContentStoreException {
          return copyContent(srcSpaceId,
                             srcContentId,
                             getStoreId(),
                             destSpaceId,
                             destContentId);
      }
docs: {@inheritDoc}