public NotificationChannel withSNSTopicArn(String sNSTopicArn) {
        setSNSTopicArn(sNSTopicArn);
        return this;
    }
<p>
The Amazon SNS topic to which Amazon Rekognition posts the completion status.
</p>

@param sNSTopicArn
       The Amazon SNS topic to which Amazon Rekognition posts the completion status.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-rekognition/src/main/java/com/amazonaws/services/rekognition/model/NotificationChannel.java