public void setArn(String arn) {
        this.arn = arn;
    }
<p>
The Amazon Resource Name (ARN) of the route. The format for this ARN is
<code>arn:aws:refactor-spaces:<i>region</i>:<i>account-id</i>:<i>resource-type/resource-id</i> </code>. For more
information about ARNs, see <a href="https://docs.aws.amazon.com/general/latest/gr/aws-arns-and-namespaces.html">
Amazon Resource Names (ARNs)</a> in the <i>Amazon Web Services General Reference</i>.
</p>

@param arn
       The Amazon Resource Name (ARN) of the route. The format for this ARN is
       <code>arn:aws:refactor-spaces:<i>region</i>:<i>account-id</i>:<i>resource-type/resource-id</i> </code>.
       For more information about ARNs, see <a
       href="https://docs.aws.amazon.com/general/latest/gr/aws-arns-and-namespaces.html"> Amazon Resource Names
       (ARNs)</a> in the <i>Amazon Web Services General Reference</i>.
aws-java-sdk-migrationhubrefactorspaces/src/main/java/com/amazonaws/services/migrationhubrefactorspaces/model/UpdateRouteResult.java