public String getIamRoleArn() {
        return this.iamRoleArn;
    }
<p>
The ARN of the IAM role that Backup uses to authenticate when backing up the target resource; for example,
<code>arn:aws:iam::123456789012:role/S3Access</code>.
</p>

@return The ARN of the IAM role that Backup uses to authenticate when backing up the target resource; for
        example, <code>arn:aws:iam::123456789012:role/S3Access</code>.
aws-java-sdk-backup/src/main/java/com/amazonaws/services/backup/model/BackupSelection.java