public List<CategoryDetail> getCategories(String instanceId) { Connection con = initCon(); try { return ResourcesManagerDAO.getCategories(con, instanceId); } catch (Exception e) { throw new ResourcesManagerRuntimeException( "ResourcesManagerBmEJB.getCategories()", SilverpeasRuntimeException.ERROR, "resourcesManager.EX_GET_CATEGORIES", e); } finally { fermerCon(con); } }