Examples with AckReplyConsumer com.google.cloud.pubsub.v1.AckReplyConsumer used on opensource projects

Example 1 with AckReplyConsumer

use of com.google.cloud.pubsub.v1.AckReplyConsumer in project google-cloud-java by GoogleCloudPlatform.

the class ITPubSubTest method testPublishSubscribe.

@Test
public void testPublishSubscribe() throws Exception {
    TopicName topicName = TopicName.create(projectId, formatForTest("testing-publish-subscribe-topic"));
    SubscriptionName subscriptionName = SubscriptionName.create(projectId, formatForTest("testing-publish-subscribe-subscription"));
    topicAdminClient.createTopic(topicName);
    subscriptionAdminClient.createSubscription(subscriptionName, topicName, PushConfig.newBuilder().build(), 10);
    PubsubMessage message = PubsubMessage.newBuilder().setData(ByteString.copyFromUtf8("my message")).build();
    final SettableApiFuture<PubsubMessage> received = SettableApiFuture.create();
    Subscriber subscriber = Subscriber.defaultBuilder(subscriptionName, new MessageReceiver() {

        @Override
        public void receiveMessage(final PubsubMessage message, final AckReplyConsumer consumer) {
            if (received.set(message)) {
                consumer.ack();
            } else {
                consumer.nack();
            }
        }
    }).build();
    subscriber.addListener(new Subscriber.Listener() {

        public void failed(Subscriber.State from, Throwable failure) {
            received.setException(failure);
        }
    }, MoreExecutors.directExecutor());
    subscriber.startAsync();
    Publisher publisher = Publisher.defaultBuilder(topicName).build();
    publisher.publish(message).get();
    publisher.shutdown();
    assertEquals(received.get().getData(), message.getData());
    subscriber.stopAsync().awaitTerminated();
    subscriptionAdminClient.deleteSubscription(subscriptionName);
    topicAdminClient.deleteTopic(topicName);
}

Example 2 with AckReplyConsumer

use of com.google.cloud.pubsub.v1.AckReplyConsumer in project google-cloud-java by GoogleCloudPlatform.

the class CreateSubscriptionAndConsumeMessages method main.

public static void main(String... args) throws Exception {
    TopicName topic = TopicName.create("my-project-id", "my-topic-id");
    SubscriptionName subscription = SubscriptionName.create("my-project-id", "my-topic-id");
    try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
        subscriptionAdminClient.createSubscription(subscription, topic, PushConfig.getDefaultInstance(), 0);
    }
    MessageReceiver receiver = new MessageReceiver() {

        @Override
        public void receiveMessage(PubsubMessage message, AckReplyConsumer consumer) {
            System.out.println("Received message: " + message.getData().toStringUtf8());
            consumer.ack();
        }
    };
    Subscriber subscriber = null;
    try {
        subscriber = Subscriber.defaultBuilder(subscription, receiver).build();
        subscriber.addListener(new Subscriber.Listener() {

            @Override
            public void failed(Subscriber.State from, Throwable failure) {
                // Handle failure. This is called when the Subscriber encountered a fatal error and is shutting down.
                System.err.println(failure);
            }
        }, MoreExecutors.directExecutor());
        subscriber.startAsync().awaitRunning();
        Thread.sleep(60000);
    } finally {
        if (subscriber != null) {
            subscriber.stopAsync();
        }
    }
}

Example 3 with AckReplyConsumer

use of com.google.cloud.pubsub.v1.AckReplyConsumer in project java-docs-samples by GoogleCloudPlatform.

the class Inspect method inspectDatastore.

// [END dlp_inspect_gcs]
// [START dlp_inspect_datastore]
/**
 * Inspect a Datastore kind
 *
 * @param projectId The project ID containing the target Datastore
 * @param namespaceId The ID namespace of the Datastore document to inspect
 * @param kind The kind of the Datastore entity to inspect
 * @param minLikelihood The minimum likelihood required before returning a match
 * @param infoTypes The infoTypes of information to match
 * @param maxFindings max number of findings
 * @param topicId Google Cloud Pub/Sub topic to notify job status updates
 * @param subscriptionId Google Cloud Pub/Sub subscription to above topic to receive status
 *     updates
 */
private static void inspectDatastore(String projectId, String namespaceId, String kind, Likelihood minLikelihood, List<InfoType> infoTypes, int maxFindings, String topicId, String subscriptionId) {
    // Instantiates a client
    try (DlpServiceClient dlpServiceClient = DlpServiceClient.create()) {
        // Reference to the Datastore namespace
        PartitionId partitionId = PartitionId.newBuilder().setProjectId(projectId).setNamespaceId(namespaceId).build();
        // Reference to the Datastore kind
        KindExpression kindExpression = KindExpression.newBuilder().setName(kind).build();
        DatastoreOptions datastoreOptions = DatastoreOptions.newBuilder().setKind(kindExpression).setPartitionId(partitionId).build();
        // Construct Datastore configuration to be inspected
        StorageConfig storageConfig = StorageConfig.newBuilder().setDatastoreOptions(datastoreOptions).build();
        FindingLimits findingLimits = FindingLimits.newBuilder().setMaxFindingsPerRequest(maxFindings).build();
        InspectConfig inspectConfig = InspectConfig.newBuilder().addAllInfoTypes(infoTypes).setMinLikelihood(minLikelihood).setLimits(findingLimits).build();
        String pubSubTopic = String.format("projects/%s/topics/%s", projectId, topicId);
        Action.PublishToPubSub publishToPubSub = Action.PublishToPubSub.newBuilder().setTopic(pubSubTopic).build();
        Action action = Action.newBuilder().setPubSub(publishToPubSub).build();
        InspectJobConfig inspectJobConfig = InspectJobConfig.newBuilder().setStorageConfig(storageConfig).setInspectConfig(inspectConfig).addActions(action).build();
        // Asynchronously submit an inspect job, and wait on results
        CreateDlpJobRequest createDlpJobRequest = CreateDlpJobRequest.newBuilder().setParent(ProjectName.of(projectId).toString()).setInspectJob(inspectJobConfig).build();
        DlpJob dlpJob = dlpServiceClient.createDlpJob(createDlpJobRequest);
        System.out.println("Job created with ID:" + dlpJob.getName());
        final SettableApiFuture<Boolean> done = SettableApiFuture.create();
        // Set up a Pub/Sub subscriber to listen on the job completion status
        Subscriber subscriber = Subscriber.newBuilder(ProjectSubscriptionName.of(projectId, subscriptionId), (pubsubMessage, ackReplyConsumer) -> {
            if (pubsubMessage.getAttributesCount() > 0 && pubsubMessage.getAttributesMap().get("DlpJobName").equals(dlpJob.getName())) {
                // notify job completion
                done.set(true);
                ackReplyConsumer.ack();
            }
        }).build();
        subscriber.startAsync();
        // For long jobs, consider using a truly asynchronous execution model such as Cloud Functions
        try {
            done.get(1, TimeUnit.MINUTES);
            // Wait for the job to become available
            Thread.sleep(500);
        } catch (Exception e) {
            System.out.println("Unable to verify job completion.");
        }
        DlpJob completedJob = dlpServiceClient.getDlpJob(GetDlpJobRequest.newBuilder().setName(dlpJob.getName()).build());
        System.out.println("Job status: " + completedJob.getState());
        InspectDataSourceDetails inspectDataSourceDetails = completedJob.getInspectDetails();
        InspectDataSourceDetails.Result result = inspectDataSourceDetails.getResult();
        if (result.getInfoTypeStatsCount() > 0) {
            System.out.println("Findings: ");
            for (InfoTypeStats infoTypeStat : result.getInfoTypeStatsList()) {
                System.out.print("\tInfo type: " + infoTypeStat.getInfoType().getName());
                System.out.println("\tCount: " + infoTypeStat.getCount());
            }
        } else {
            System.out.println("No findings.");
        }
    } catch (Exception e) {
        System.out.println("inspectDatastore Problems: " + e.getMessage());
    }
}

Example 4 with AckReplyConsumer

use of com.google.cloud.pubsub.v1.AckReplyConsumer in project java-docs-samples by GoogleCloudPlatform.

the class Inspect method inspectBigquery.

// [END dlp_inspect_datastore]
// [START dlp_inspect_bigquery]
/**
 * Inspect a BigQuery table
 *
 * @param projectId The project ID to run the API call under
 * @param datasetId The ID of the dataset to inspect, e.g. 'my_dataset'
 * @param tableId The ID of the table to inspect, e.g. 'my_table'
 * @param minLikelihood The minimum likelihood required before returning a match
 * @param infoTypes The infoTypes of information to match
 * @param maxFindings The maximum number of findings to report (0 = server maximum)
 * @param topicId Topic ID for pubsub.
 * @param subscriptionId Subscription ID for pubsub.
 */
private static void inspectBigquery(String projectId, String datasetId, String tableId, Likelihood minLikelihood, List<InfoType> infoTypes, int maxFindings, String topicId, String subscriptionId) {
    // Instantiates a client
    try (DlpServiceClient dlpServiceClient = DlpServiceClient.create()) {
        // Reference to the BigQuery table
        BigQueryTable tableReference = BigQueryTable.newBuilder().setProjectId(projectId).setDatasetId(datasetId).setTableId(tableId).build();
        BigQueryOptions bigQueryOptions = BigQueryOptions.newBuilder().setTableReference(tableReference).build();
        // Construct BigQuery configuration to be inspected
        StorageConfig storageConfig = StorageConfig.newBuilder().setBigQueryOptions(bigQueryOptions).build();
        FindingLimits findingLimits = FindingLimits.newBuilder().setMaxFindingsPerRequest(maxFindings).build();
        InspectConfig inspectConfig = InspectConfig.newBuilder().addAllInfoTypes(infoTypes).setMinLikelihood(minLikelihood).setLimits(findingLimits).build();
        ProjectTopicName topic = ProjectTopicName.of(projectId, topicId);
        Action.PublishToPubSub publishToPubSub = Action.PublishToPubSub.newBuilder().setTopic(topic.toString()).build();
        Action action = Action.newBuilder().setPubSub(publishToPubSub).build();
        InspectJobConfig inspectJobConfig = InspectJobConfig.newBuilder().setStorageConfig(storageConfig).setInspectConfig(inspectConfig).addActions(action).build();
        // Asynchronously submit an inspect job, and wait on results
        CreateDlpJobRequest createDlpJobRequest = CreateDlpJobRequest.newBuilder().setParent(ProjectName.of(projectId).toString()).setInspectJob(inspectJobConfig).build();
        DlpJob dlpJob = dlpServiceClient.createDlpJob(createDlpJobRequest);
        System.out.println("Job created with ID:" + dlpJob.getName());
        // Wait for job completion semi-synchronously
        // For long jobs, consider using a truly asynchronous execution model such as Cloud Functions
        final SettableApiFuture<Boolean> done = SettableApiFuture.create();
        // Set up a Pub/Sub subscriber to listen on the job completion status
        Subscriber subscriber = Subscriber.newBuilder(ProjectSubscriptionName.of(projectId, subscriptionId), (pubsubMessage, ackReplyConsumer) -> {
            if (pubsubMessage.getAttributesCount() > 0 && pubsubMessage.getAttributesMap().get("DlpJobName").equals(dlpJob.getName())) {
                // notify job completion
                done.set(true);
                ackReplyConsumer.ack();
            }
        }).build();
        subscriber.startAsync();
        try {
            done.get(1, TimeUnit.MINUTES);
            // Wait for the job to become available
            Thread.sleep(500);
        } catch (Exception e) {
            System.out.println("Unable to verify job completion.");
        }
        DlpJob completedJob = dlpServiceClient.getDlpJob(GetDlpJobRequest.newBuilder().setName(dlpJob.getName()).build());
        System.out.println("Job status: " + completedJob.getState());
        InspectDataSourceDetails inspectDataSourceDetails = completedJob.getInspectDetails();
        InspectDataSourceDetails.Result result = inspectDataSourceDetails.getResult();
        if (result.getInfoTypeStatsCount() > 0) {
            System.out.println("Findings: ");
            for (InfoTypeStats infoTypeStat : result.getInfoTypeStatsList()) {
                System.out.print("\tInfo type: " + infoTypeStat.getInfoType().getName());
                System.out.println("\tCount: " + infoTypeStat.getCount());
            }
        } else {
            System.out.println("No findings.");
        }
    } catch (Exception e) {
        System.out.println("inspectBigquery Problems: " + e.getMessage());
    }
}

Example 5 with AckReplyConsumer

use of com.google.cloud.pubsub.v1.AckReplyConsumer in project java-docs-samples by GoogleCloudPlatform.

the class RiskAnalysis method categoricalStatsAnalysis.

// [END dlp_numerical_stats]
// [START dlp_categorical_stats]
/**
 * Calculate categorical statistics for a column in a BigQuery table using the DLP API.
 *
 * @param projectId The Google Cloud Platform project ID to run the API call under.
 * @param datasetId The BigQuery dataset to analyze.
 * @param tableId The BigQuery table to analyze.
 * @param columnName The name of the column to analyze, which need not contain numerical data.
 * @param topicId The name of the Pub/Sub topic to notify once the job completes
 * @param subscriptionId The name of the Pub/Sub subscription to use when listening for job
 *     completion status.
 */
private static void categoricalStatsAnalysis(String projectId, String datasetId, String tableId, String columnName, String topicId, String subscriptionId) {
    // Instantiates a client
    try (DlpServiceClient dlpServiceClient = DlpServiceClient.create()) {
        FieldId fieldId = FieldId.newBuilder().setName(columnName).build();
        CategoricalStatsConfig categoricalStatsConfig = CategoricalStatsConfig.newBuilder().setField(fieldId).build();
        BigQueryTable bigQueryTable = BigQueryTable.newBuilder().setProjectId(projectId).setDatasetId(datasetId).setTableId(tableId).build();
        PrivacyMetric privacyMetric = PrivacyMetric.newBuilder().setCategoricalStatsConfig(categoricalStatsConfig).build();
        ProjectTopicName topicName = ProjectTopicName.of(projectId, topicId);
        PublishToPubSub publishToPubSub = PublishToPubSub.newBuilder().setTopic(topicName.toString()).build();
        // Create action to publish job status notifications over Google Cloud Pub/Sub
        Action action = Action.newBuilder().setPubSub(publishToPubSub).build();
        RiskAnalysisJobConfig riskAnalysisJobConfig = RiskAnalysisJobConfig.newBuilder().setSourceTable(bigQueryTable).setPrivacyMetric(privacyMetric).addActions(action).build();
        CreateDlpJobRequest createDlpJobRequest = CreateDlpJobRequest.newBuilder().setParent(ProjectName.of(projectId).toString()).setRiskJob(riskAnalysisJobConfig).build();
        DlpJob dlpJob = dlpServiceClient.createDlpJob(createDlpJobRequest);
        String dlpJobName = dlpJob.getName();
        final SettableApiFuture<Boolean> done = SettableApiFuture.create();
        // Set up a Pub/Sub subscriber to listen on the job completion status
        Subscriber subscriber = Subscriber.newBuilder(ProjectSubscriptionName.newBuilder().setProject(projectId).setSubscription(subscriptionId).build(), (pubsubMessage, ackReplyConsumer) -> {
            if (pubsubMessage.getAttributesCount() > 0 && pubsubMessage.getAttributesMap().get("DlpJobName").equals(dlpJobName)) {
                // notify job completion
                done.set(true);
                ackReplyConsumer.ack();
            }
        }).build();
        subscriber.startAsync();
        // For long jobs, consider using a truly asynchronous execution model such as Cloud Functions
        try {
            done.get(1, TimeUnit.MINUTES);
            // Wait for the job to become available
            Thread.sleep(500);
        } catch (TimeoutException e) {
            System.out.println("Unable to verify job completion.");
        }
        // Retrieve completed job status
        DlpJob completedJob = dlpServiceClient.getDlpJob(GetDlpJobRequest.newBuilder().setName(dlpJobName).build());
        System.out.println("Job status: " + completedJob.getState());
        AnalyzeDataSourceRiskDetails riskDetails = completedJob.getRiskDetails();
        AnalyzeDataSourceRiskDetails.CategoricalStatsResult result = riskDetails.getCategoricalStatsResult();
        for (CategoricalStatsHistogramBucket bucket : result.getValueFrequencyHistogramBucketsList()) {
            System.out.printf("Most common value occurs %d time(s).\n", bucket.getValueFrequencyUpperBound());
            System.out.printf("Least common value occurs %d time(s).\n", bucket.getValueFrequencyLowerBound());
            for (ValueFrequency valueFrequency : bucket.getBucketValuesList()) {
                System.out.printf("Value %s occurs %d time(s).\n", valueFrequency.getValue().toString(), valueFrequency.getCount());
            }
        }
    } catch (Exception e) {
        System.out.println("Error in categoricalStatsAnalysis: " + e.getMessage());
    }
}