public AutoScalingGroupRecommendation withLastRefreshTimestamp(java.util.Date lastRefreshTimestamp) {
        setLastRefreshTimestamp(lastRefreshTimestamp);
        return this;
    }
<p>
The timestamp of when the Auto Scaling group recommendation was last generated.
</p>

@param lastRefreshTimestamp
       The timestamp of when the Auto Scaling group recommendation was last generated.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-computeoptimizer/src/main/java/com/amazonaws/services/computeoptimizer/model/AutoScalingGroupRecommendation.java