batchExpireAPIVersion           = "v1"
	batchExpireJobDefaultRetries    = 3
	batchExpireJobDefaultRetryDelay = 250 * time.Millisecond
)

type objInfoCache map[string]*ObjectInfo

func newObjInfoCache() objInfoCache {
	return objInfoCache(make(map[string]*ObjectInfo))
}

func (oiCache objInfoCache) Add(toDel ObjectToDelete, oi *ObjectInfo) {
	oiCache[fmt.Sprintf("%s-%s", toDel.ObjectName, toDel.VersionID)] = oi