code: public ItemData getItemData(String identifier) throws RepositoryException, IllegalStateException
     {
        Statistics s = ALL_STATISTICS.get(GET_ITEM_DATA_BY_ID_DESCR);
        try
        {
           s.begin();
           return wcs.getItemData(identifier);
        }
        finally
        {
           s.end();
        }
     }
docs: {@inheritDoc}