type Config struct {
	ReplicationWorkersWait time.Duration `json:"replicationWorkersWait"`
	KeyRotationWorkersWait time.Duration `json:"keyRotationWorkersWait"`
	ExpirationWorkersWait  time.Duration `json:"expirationWorkersWait"`
}

// ExpirationWait returns the duration for which a batch expiration worker
// would wait before working on next object.
func (opts Config) ExpirationWait() time.Duration {
	configMu.RLock()

		{-72 * time.Hour, "another_update_url", ""},
		{0, "another_update_url", ""},
		{time.Hour, "", ""},
		{0 * time.Second, "my_download_url", "now"},
		{1 * time.Second, "my_download_url", "1 second before the latest release"},
		{37 * time.Second, "my_download_url", "37 seconds before the latest release"},
		{60 * time.Second, "my_download_url", "1 minute before the latest release"},

scanner  manage namespace scanning for usage calculation, lifecycle, healing and more

ARGS:
delay     (float)     scanner delay multiplier, defaults to '10.0'
max_wait  (duration)  maximum wait time between operations, defaults to '15s'
cycle     (duration)  time duration between scanner cycles
```

    /**
     * Get the close flags
     *
     * @return the closeFlags
     */
    public final int getCloseFlags() {
        return this.closeFlags;
    }

    /**
     * Get the file creation time
     *
     * @return the creationTime
     */
    public final long getCreationTime() {
        return this.creationTime;
    }

    /**
     * {@inheritDoc}
     *

    * Python 的 `datetime.date`。
    * 在請求與回應中會以 ISO 8601 格式的 `str` 表示，例如：`2008-09-15`。
* `datetime.time`：
    * Python 的 `datetime.time`。
    * 在請求與回應中會以 ISO 8601 格式的 `str` 表示，例如：`14:23:55.003`。
* `datetime.timedelta`：
    * Python 的 `datetime.timedelta`。
    * 在請求與回應中會以總秒數的 `float` 表示。
    * Pydantic 也允許用「ISO 8601 time diff encoding」來表示，[詳情見文件](https://docs.pydantic.dev/latest/concepts/serialization/#custom-serializers)。
* `frozenset`：

in order to avoid inconsistency the Agreement is copyrighted and may only
be modified in the following manner. The Agreement Steward reserves the right
to publish new versions (including revisions) of this Agreement from time
to time. No one other than the Agreement Steward has the right to modify this
Agreement. The Eclipse Foundation is the initial Agreement Steward. The Eclipse
Foundation may assign the responsibility to serve as the Agreement Steward

	testCases := []struct {
		modTime  time.Time
		days     ExpirationDays
		expected time.Time
	}{
		{
			time.Date(2020, time.March, 15, 10, 10, 10, 0, time.UTC),
			4,
			time.Date(2020, time.March, 20, 0, 0, 0, 0, time.UTC),
		},
		{
			time.Date(2020, time.March, 15, 0, 0, 0, 0, time.UTC),
			1,
			time.Date(2020, time.March, 17, 0, 0, 0, 0, time.UTC),
		},
	}

) : ConnectionListener() {
  val eventSequence: Deque<ConnectionEvent> = ConcurrentLinkedDeque()

  private val forbiddenLocks = mutableSetOf<Any>()

  /** The timestamp of the last taken event, used to measure elapsed time between events. */
  private var lastTimestampNs: Long? = null

  /** Confirm that the thread does not hold a lock on `lock` during the callback. */
  fun forbidLock(lock: Any) {
    forbiddenLocks.add(lock)
  }

	InsecureSkipVerify bool `json:"skip_verify"`
}

const (
	defaultExpiry time.Duration = 1 * time.Hour
	minExpiry     time.Duration = 15 * time.Minute
	maxExpiry     time.Duration = 365 * 24 * time.Hour
)

// GetExpiryDuration - return parsed expiry duration.
func (l Config) GetExpiryDuration(dsecs string) (time.Duration, error) {
	if dsecs == "" {
		return defaultExpiry, nil
	}

	ActualSize int64             `json:"actualSize" msg:"as"` // Original size of the part without compression or encryption bytes.
	ModTime    time.Time         `json:"modTime" msg:"mt"`    // Date and time at which the part was uploaded.
	Index      []byte            `json:"index,omitempty" msg:"i,omitempty"`
	Checksums  map[string]string `json:"crc,omitempty" msg:"crc,omitempty"`   // Content Checksums