public void setNextMaintenanceWindowStartTime(java.util.Date nextMaintenanceWindowStartTime) {
        this.nextMaintenanceWindowStartTime = nextMaintenanceWindowStartTime;
    }
<p>
The date and time in UTC when system maintenance can begin.
</p>

@param nextMaintenanceWindowStartTime
       The date and time in UTC when system maintenance can begin.
aws-java-sdk-redshift/src/main/java/com/amazonaws/services/redshift/model/Cluster.java