Examples with ApiConfig com.google.apphosting.api.ApiProxy.ApiConfig used on opensource projects

Example 1 with ApiConfig

use of com.google.apphosting.api.ApiProxy.ApiConfig in project appengine-java-standard by GoogleCloudPlatform.

the class QueueStatistics method fetchForQueuesAsync.

/**
 * See {@link Queue#fetchStatistics()}.
 */
static Future<List<QueueStatistics>> fetchForQueuesAsync(final List<Queue> queues, QueueApiHelper helper, double deadlineInSeconds) {
    TaskQueueFetchQueueStatsRequest.Builder statsRequest = TaskQueueFetchQueueStatsRequest.newBuilder();
    for (Queue queue : queues) {
        statsRequest.addQueueName(ByteString.copyFromUtf8(queue.getQueueName()));
    }
    statsRequest.setMaxNumTasks(0);
    ApiConfig apiConfig = new ApiConfig();
    apiConfig.setDeadlineInSeconds(deadlineInSeconds);
    Future<TaskQueueFetchQueueStatsResponse> responseFuture = helper.makeAsyncCall("FetchQueueStats", statsRequest.build(), TaskQueueFetchQueueStatsResponse.getDefaultInstance(), apiConfig);
    return new FutureAdapter<TaskQueueFetchQueueStatsResponse, List<QueueStatistics>>(responseFuture) {

        @Override
        protected List<QueueStatistics> wrap(TaskQueueFetchQueueStatsResponse statsResponse) {
            if (statsResponse.getQueueStatsCount() != queues.size()) {
                throw new QueueFailureException("Unable to obtain queue statistics");
            }
            List<QueueStatistics> resultList = new ArrayList<QueueStatistics>();
            for (int i = 0; i < statsResponse.getQueueStatsCount(); ++i) {
                TaskQueueFetchQueueStatsResponse.QueueStats stats = statsResponse.getQueueStats(i);
                if (!stats.hasScannerInfo()) {
                    throw new TransientFailureException("Queue statistics temporarily unavailable");
                }
                TaskQueueScannerQueueInfo scannerInfo = stats.getScannerInfo();
                if (!scannerInfo.hasRequestsInFlight()) {
                    throw new TransientFailureException("Queue statistics temporarily unavailable");
                }
                if (!scannerInfo.hasEnforcedRate()) {
                    throw new TransientFailureException("Queue statistics temporarily unavailable");
                }
                resultList.add(new QueueStatistics(queues.get(i).getQueueName(), stats));
            }
            return resultList;
        }
    };
}

Example 2 with ApiConfig

use of com.google.apphosting.api.ApiProxy.ApiConfig in project appengine-java-standard by GoogleCloudPlatform.

the class QueueImpl method leaseTasksInternal.

private Future<List<TaskHandle>> leaseTasksInternal(LeaseOptions options) {
    long leaseMillis = options.getUnit().toMillis(options.getLease());
    if (leaseMillis > QueueConstants.maxLease(MILLISECONDS)) {
        throw new IllegalArgumentException(String.format("A lease period can be no longer than %d seconds", QueueConstants.maxLease(SECONDS)));
    }
    if (options.getCountLimit() > QueueConstants.maxLeaseCount()) {
        throw new IllegalArgumentException(String.format("No more than %d tasks can be leased in one call", QueueConstants.maxLeaseCount()));
    }
    TaskQueueQueryAndOwnTasksRequest.Builder leaseRequest = TaskQueueQueryAndOwnTasksRequest.newBuilder().setQueueName(ByteString.copyFromUtf8(queueName)).setLeaseSeconds(leaseMillis / 1000.0).setMaxTasks(options.getCountLimit());
    if (options.getGroupByTag()) {
        // You can groupByTag with a null tag. This means "return tasks grouped by the same
        // tag as the task of minimum eta".
        leaseRequest.setGroupByTag(true);
        if (options.getTag() != null) {
            leaseRequest.setTag(ByteString.copyFrom(options.getTag()));
        }
    }
    ApiConfig apiConfig = new ApiConfig();
    if (options.getDeadlineInSeconds() == null) {
        apiConfig.setDeadlineInSeconds(DEFAULT_LEASE_TASKS_DEADLINE_SECONDS);
    } else {
        apiConfig.setDeadlineInSeconds(options.getDeadlineInSeconds());
    }
    Future<TaskQueueQueryAndOwnTasksResponse> responseFuture = apiHelper.makeAsyncCall("QueryAndOwnTasks", leaseRequest.build(), TaskQueueQueryAndOwnTasksResponse.getDefaultInstance(), apiConfig);
    return new FutureAdapter<TaskQueueQueryAndOwnTasksResponse, List<TaskHandle>>(responseFuture) {

        @Override
        protected List<TaskHandle> wrap(TaskQueueQueryAndOwnTasksResponse leaseResponse) {
            List<TaskHandle> result = new ArrayList<>();
            for (TaskQueueQueryAndOwnTasksResponse.Task response : leaseResponse.getTaskList()) {
                TaskOptions taskOptions = TaskOptions.Builder.withTaskName(response.getTaskName().toStringUtf8()).payload(response.getBody().toByteArray()).method(TaskOptions.Method.PULL);
                if (response.hasTag()) {
                    taskOptions.tag(response.getTag().toByteArray());
                }
                TaskHandle handle = new TaskHandle(taskOptions, queueName, response.getRetryCount());
                result.add(handle.etaUsec(response.getEtaUsec()));
            }
            return result;
        }
    };
}