Examples with Subscription com.google.pubsub.v1.Subscription used on opensource projects

Example 31 with Subscription

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

the class SubscriptionAdminClientSnippets method replaceSubscriptionPolicy.

/** Example of replacing a subscription policy. */
public Policy replaceSubscriptionPolicy(String subscriptionId) throws Exception {
    // [START pubsub_set_subscription_policy]
    try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
        SubscriptionName subscriptionName = SubscriptionName.create(projectId, subscriptionId);
        Policy policy = subscriptionAdminClient.getIamPolicy(subscriptionName.toString());
        // Create a role => members binding
        Binding binding = Binding.newBuilder().setRole(Role.viewer().toString()).addMembers(Identity.allAuthenticatedUsers().toString()).build();
        //Update policy
        Policy updatedPolicy = policy.toBuilder().addBindings(binding).build();
        updatedPolicy = subscriptionAdminClient.setIamPolicy(subscriptionName.toString(), updatedPolicy);
        return updatedPolicy;
    }
// [END pubsub_set_subscription_policy]
}

Example 32 with Subscription

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

the class SubscriptionAdminClientSnippets method createSubscriptionWithPushEndpoint.

/** Example of creating a subscription with a push endpoint. */
public Subscription createSubscriptionWithPushEndpoint(String topicId, String subscriptionId, String endpoint) throws Exception {
    // [START pubsub_create_push_subscription]
    try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
        TopicName topicName = TopicName.create(projectId, topicId);
        SubscriptionName subscriptionName = SubscriptionName.create(projectId, subscriptionId);
        // eg. endpoint = "https://my-test-project.appspot.com/push"
        PushConfig pushConfig = PushConfig.newBuilder().setPushEndpoint(endpoint).build();
        // acknowledgement deadline in seconds for the message received over the push endpoint
        int ackDeadlineInSeconds = 10;
        Subscription subscription = subscriptionAdminClient.createSubscription(subscriptionName, topicName, pushConfig, ackDeadlineInSeconds);
        return subscription;
    }
// [END pubsub_create_push_subscription]
}

Example 33 with Subscription

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

the class SubscriberSnippets method createSubscriber.

private void createSubscriber() throws Exception {
    // [START pubsub_pull]
    String projectId = "my-project-id";
    String subscriptionId = "my-subscription-id";
    SubscriptionName subscriptionName = SubscriptionName.create(projectId, subscriptionId);
    // Instantiate an asynchronous message receiver
    MessageReceiver receiver = new MessageReceiver() {

        @Override
        public void receiveMessage(PubsubMessage message, AckReplyConsumer consumer) {
            // handle incoming message, then ack/nack the received message
            System.out.println("Id : " + message.getMessageId());
            System.out.println("Data : " + message.getData().toStringUtf8());
            consumer.ack();
        }
    };
    Subscriber subscriber = null;
    try {
        // Create a subscriber for "my-subscription-id" bound to the message receiver
        subscriber = Subscriber.defaultBuilder(subscriptionName, receiver).build();
        subscriber.startAsync();
    // ...
    } finally {
        // stop receiving messages
        if (subscriber != null) {
            subscriber.stopAsync();
        }
    }
// [END pubsub_pull]
}

Example 34 with Subscription

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

the class SubscriptionAdminClientSnippets method getSubscription.

/** Example of getting a subscription. */
public Subscription getSubscription(String subscriptionId) throws Exception {
    // [START pubsub_get_subscription]
    try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
        SubscriptionName subscriptionName = SubscriptionName.create(projectId, subscriptionId);
        Subscription subscription = subscriptionAdminClient.getSubscription(subscriptionName);
        return subscription;
    }
// [END pubsub_get_subscription]
}

Example 35 with Subscription

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

the class SubscriptionAdminClientSnippets method deleteSubscription.

/** Example of deleting a subscription. */
public SubscriptionName deleteSubscription(String subscriptionId) throws Exception {
    // [START pubsub_delete_subscription]
    try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
        SubscriptionName subscriptionName = SubscriptionName.create(projectId, subscriptionId);
        subscriptionAdminClient.deleteSubscription(subscriptionName);
        return subscriptionName;
    }
// [END pubsub_delete_subscription]
}