Set a dead-letter queue for an Amazon SNS subscription using an Amazon SDK - Amazon Simple Notification Service
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Set a dead-letter queue for an Amazon SNS subscription using an Amazon SDK

The following code example shows how to set an Amazon SQS queue as a dead-letter queue for an Amazon SNS subscription.

Java
SDK for Java 1.x
Note

There's more on GitHub. Find the complete example and learn how to set up and run in the Amazon Code Examples Repository. 

// Specify the ARN of the Amazon SNS subscription.
String subscriptionArn =
    "arn:aws:sns:us-east-2:123456789012:MyEndpoint:1234a567-bc89-012d-3e45-6fg7h890123i";

// Specify the ARN of the Amazon SQS queue to use as a dead-letter queue.
String redrivePolicy =
    "{\"deadLetterTargetArn\":\"arn:aws:sqs:us-east-2:123456789012:MyDeadLetterQueue\"}";

// Set the specified Amazon SQS queue as a dead-letter queue
// of the specified Amazon SNS subscription by setting the RedrivePolicy attribute.
SetSubscriptionAttributesRequest request = new SetSubscriptionAttributesRequest()
    .withSubscriptionArn(subscriptionArn)
    .withAttributeName("RedrivePolicy")
    .withAttributeValue(redrivePolicy);
sns.setSubscriptionAttributes(request);

For a complete list of Amazon SDK developer guides and code examples, see Using Amazon SNS with an Amazon SDK. This topic also includes information about getting started and details about previous SDK versions.