public void setSnsTopicArn(String snsTopicArn) {
        this.snsTopicArn = snsTopicArn;
    }
<p>
The ARN of the target SNS topic.
</p>

@param snsTopicArn
       The ARN of the target SNS topic.
aws-java-sdk-lookoutmetrics/src/main/java/com/amazonaws/services/lookoutmetrics/model/SNSConfiguration.java