public void setOrderArn(String orderArn) {
        this.orderArn = orderArn;
    }
<p>
The Amazon Resource Name (ARN) of the order.
</p>

@param orderArn
       The Amazon Resource Name (ARN) of the order.
aws-java-sdk-private5g/src/main/java/com/amazonaws/services/private5g/model/AcknowledgeOrderReceiptRequest.java