@Override
    public ListConsumerGroupOffsetsResult listConsumerGroupOffsets(Map<String, ListConsumerGroupOffsetsSpec> groupSpecs,
                                                                   ListConsumerGroupOffsetsOptions options) {
        SimpleAdminApiFuture<CoordinatorKey, Map<TopicPartition, OffsetAndMetadata>> future =
                ListConsumerGroupOffsetsHandler.newFuture(groupSpecs.keySet());
        ListConsumerGroupOffsetsHandler handler =
            new ListConsumerGroupOffsetsHandler(groupSpecs, options.requireStable(), logContext);
        invokeDriver(handler, future, options.timeoutMs);
        return new ListConsumerGroupOffsetsResult(future.all());
    }
@Test
    public void testBatchedListConsumerGroupOffsetsWithNoFindCoordinatorBatching() throws Exception {
        Cluster cluster = mockCluster(1, 0);
        Time time = new MockTime();
        Map<String, ListConsumerGroupOffsetsSpec> groupSpecs = batchedListConsumerGroupOffsetsSpec();

        ApiVersion findCoordinatorV3 = new ApiVersion()
                .setApiKey(ApiKeys.FIND_COORDINATOR.id)
                .setMinVersion((short) 0)
                .setMaxVersion((short) 3);
        ApiVersion offsetFetchV7 = new ApiVersion()
                .setApiKey(ApiKeys.OFFSET_FETCH.id)
                .setMinVersion((short) 0)
                .setMaxVersion((short) 7);

        try (AdminClientUnitTestEnv env = new AdminClientUnitTestEnv(time, cluster, AdminClientConfig.RETRY_BACKOFF_MS_CONFIG, "0")) {
            env.kafkaClient().setNodeApiVersions(NodeApiVersions.create(asList(findCoordinatorV3, offsetFetchV7)));
            env.kafkaClient().prepareResponse(prepareOldFindCoordinatorResponse(Errors.COORDINATOR_NOT_AVAILABLE, Node.noNode()));
            env.kafkaClient().prepareResponse(prepareOldFindCoordinatorResponse(Errors.NONE, env.cluster().controller()));
            env.kafkaClient().prepareResponse(prepareOldFindCoordinatorResponse(Errors.NONE, env.cluster().controller()));

            ListConsumerGroupOffsetsResult result = env.adminClient().listConsumerGroupOffsets(groupSpecs);

            // Fail the first request in order to ensure that the group is not batched when retried.
            sendOffsetFetchResponse(env.kafkaClient(), groupSpecs, false, Errors.COORDINATOR_LOAD_IN_PROGRESS);

            sendOffsetFetchResponse(env.kafkaClient(), groupSpecs, false, Errors.NONE);
            sendOffsetFetchResponse(env.kafkaClient(), groupSpecs, false, Errors.NONE);

            verifyListOffsetsForMultipleGroups(groupSpecs, result);
        }
    }