}

func (set *IPSet) isEmpty() bool {
	return set.activeEntries.Len() == 0
}

func (set *IPSet) getComment() string {
	return fmt.Sprintf("\"%s\"", set.Comment)
}

func (set *IPSet) resetEntries() {
	set.activeEntries = sets.New[string]()
}

func (set *IPSet) syncIPSetEntries() {
	appliedEntries, err := set.handle.ListEntries(set.Name)
	if err != nil {

		return
	}

	// make sure ip sets exists in the system.
	for _, set := range proxier.ipsetList {
		if err := ensureIPSet(set); err != nil {
			return
		}
		set.resetEntries()
	}

	// activeIPVSServices represents IPVS service successfully created in this round of sync
	activeIPVSServices := sets.New[string]()