public void setStartWindowHours(Integer startWindowHours) {
        this.startWindowHours = startWindowHours;
    }
<p>
Defaults to 24 hours.
</p>
<p>
A value in hours after a restore test is scheduled before a job will be canceled if it doesn't start
successfully. This value is optional. If this value is included, this parameter has a maximum value of 168 hours
(one week).
</p>

@param startWindowHours
       Defaults to 24 hours.</p>
       <p>
       A value in hours after a restore test is scheduled before a job will be canceled if it doesn't start
       successfully. This value is optional. If this value is included, this parameter has a maximum value of 168
       hours (one week).
aws-java-sdk-backup/src/main/java/com/amazonaws/services/backup/model/RestoreTestingPlanForUpdate.java