public void setCreationDate(java.util.Date creationDate) {
        this.creationDate = creationDate;
    }
<p>
The time at which the schedule group was created.
</p>

@param creationDate
       The time at which the schedule group was created.
aws-java-sdk-scheduler/src/main/java/com/amazonaws/services/scheduler/model/GetScheduleGroupResult.java