public String getSortOrder() {
        return this.sortOrder;
    }
<p>
Result list sort order.
</p>
<p>
Default: <code>ASCENDING</code>
</p>

@return Result list sort order.</p>
        <p>
        Default: <code>ASCENDING</code>
@see SortOrder
aws-java-sdk-proton/src/main/java/com/amazonaws/services/proton/model/ListServiceInstancesRequest.java