public String getArn() {
        return this.arn;
    }
<p>
The Amazon Resource Name (ARN) that uniquely identifies an MSK configuration and all of its revisions.
</p>

@return <p>
        The Amazon Resource Name (ARN) that uniquely identifies an MSK configuration and all of its revisions.
        </p>
aws-java-sdk-kafka/src/main/java/com/amazonaws/services/kafka/model/ListConfigurationRevisionsRequest.java