public synchronized Map<String, Map<String, Set<String>>> exportPolicy(String requestorUserName) throws SentryUserException { TSentryExportMappingDataRequest request = new TSentryExportMappingDataRequest( ThriftConstants.TSENTRY_SERVICE_VERSION_CURRENT, requestorUserName); try { TSentryExportMappingDataResponse response = client.export_sentry_mapping_data(request); Status.throwIfNotOk(response.getStatus()); TSentryMappingData tSentryMappingData = response.getMappingData(); Map<String, Map<String, Set<String>>> resultMap = Maps.newHashMap(); resultMap.put(PolicyFileConstants.GROUPS, tSentryMappingData.getGroupRolesMap()); resultMap.put(PolicyFileConstants.ROLES, convertRolePrivilegesMapForPolicyFile(tSentryMappingData.getRolePrivilegesMap())); return resultMap; } catch (TException e) { throw new SentryUserException(THRIFT_EXCEPTION_MESSAGE, e); } }