public String getArn() {
        return this.arn;
    }
<p>
The ARN of the underlying Redshift data share that is being affected by this notification.
</p>

@return The ARN of the underlying Redshift data share that is being affected by this notification.
aws-java-sdk-dataexchange/src/main/java/com/amazonaws/services/dataexchange/model/RedshiftDataShareDetails.java