public RefreshPreferences withCheckpointDelay(Integer checkpointDelay) {
        setCheckpointDelay(checkpointDelay);
        return this;
    }
<p>
(Optional) The amount of time, in seconds, to wait after a checkpoint before continuing. This property is
optional, but if you specify a value for it, you must also specify a value for <code>CheckpointPercentages</code>
. If you specify a value for <code>CheckpointPercentages</code> and not for <code>CheckpointDelay</code>, the
<code>CheckpointDelay</code> defaults to <code>3600</code> (1 hour).
</p>

@param checkpointDelay
       (Optional) The amount of time, in seconds, to wait after a checkpoint before continuing. This property is
       optional, but if you specify a value for it, you must also specify a value for
       <code>CheckpointPercentages</code>. If you specify a value for <code>CheckpointPercentages</code> and not
       for <code>CheckpointDelay</code>, the <code>CheckpointDelay</code> defaults to <code>3600</code> (1 hour).
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-autoscaling/src/main/java/com/amazonaws/services/autoscaling/model/RefreshPreferences.java