public CustomLineItemVersionListElement withArn(String arn) {
        setArn(arn);
        return this;
    }
<p>
A list of custom line item Amazon Resource Names (ARNs) to retrieve information.
</p>

@param arn
       A list of custom line item Amazon Resource Names (ARNs) to retrieve information.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-billingconductor/src/main/java/com/amazonaws/services/billingconductor/model/CustomLineItemVersionListElement.java