public void setGroups(java.util.Collection<ReservationUtilizationGroup> groups) {
        if (groups == null) {
            this.groups = null;
            return;
        }

        this.groups = new java.util.ArrayList<ReservationUtilizationGroup>(groups);
    }
public void setGroups ( java . util . Collection < ReservationUtilizationGroup > groups ) { if ( groups == null ) { this . groups = null ; return ; } this . groups = new java . util . ArrayList < ReservationUtilizationGroup > ( groups ) ; }
<p>
The groups that this utilization result uses.
</p>

@param groups
The groups that this utilization result uses.