}
			// validating expiry duration.
			if testCase.expectedPreSignValues.Expires != parsedPreSign.Expires {
				t.Errorf("Test %d: Expected expiry time to be %v, but got %v", i+1, testCase.expectedPreSignValues.Expires, parsedPreSign.Expires)
			}
			// validating presign date field.

		canonicalHeaders += "\n"
	}

	date := expires // Date is set to expires date for presign operations.
	if date == "" {
		// If expires date is empty then request header Date is used.
		date = headers.Get(xhttp.Date)
	}

	// From the Amazon docs:
	//
	// StringToSign = HTTP-Verb + "\n" +
	// 	 Content-Md5 + "\n" +
	//	 Content-Type + "\n" +
	//	 Date/Expires + "\n" +
	//	 CanonicalizedProtocolHeaders +

    public long getExpiry() {
        return expiry;
    }

    /**
     * Sets the expiration time for thumbnails.
     *
     * @param expiry the expiration time in milliseconds (must be positive)
     * @return this PurgeThumbnailJob instance for method chaining
     */
    public PurgeThumbnailJob expiry(final long expiry) {
        if (expiry > 0) {
            this.expiry = expiry;
        }
        return this;
    }

			},
			region:   region,
			expected: ErrUnsignedHeaders,
		},
		// (4) Should give an expired request if it has expired.
		{
			queryParams: map[string]string{
				"X-Amz-Algorithm":      signV4Algorithm,
				"X-Amz-Date":           now.AddDate(0, 0, -2).Format(iso8601Format),
				"X-Amz-Expires":        "60",
				"X-Amz-Signature":      "badsignature",

        public String propertiesPath;

        /** Number of days after which documents should expire and be cleaned up. */
        @Option(name = "-e", aliases = "--expires", metaVar = "expires", usage = "Expires for documents")
        public String expires;

        /** Interval in milliseconds for hot thread monitoring and logging. */

        });
    }

    /**
     * Updates the status of expired jobs that haven't finished.
     * Jobs that have been running longer than the expired job interval
     * without an end time are marked as failed.
     */
    public void updateStatus() {
        final long expiry = ComponentUtil.getSystemHelper().getCurrentTimeAsLong() - expiredJobInterval;

```
...
        "MetaUsr": {
         "X-Amz-Restore-Expiry-Days": "4",
          "X-Amz-Restore-Request-Date": "Mon, 22 Feb 2021 21:10:09 GMT",
          "x-amz-restore": "ongoing-request=false, expiry-date=Sat, 27 Feb 2021 00:00:00 GMT",
...
```

					}

					// Expire 50%
					expired := time.Now().Add(-time.Hour * 2)
					for _, v := range l.lockMap {
						for i := range v {
							if rng.Intn(2) == 0 {
								v[i].TimeLastRefresh = expired.UnixNano()
							}
						}
					}
					start = time.Now()
					l.expireOldLocks(time.Hour)

		defer wg.Done()
		// signal the calling goroutine that the worker is ready tor receive tasks
		close(readyCh)
		var expired []ObjectToDelete
		for t := range taskCh {
			switch v := t.(type) {
			case noncurrentVersionsTask:
				expired = append(expired, v.versions...)
			case expiryTask:
				expired = append(expired, ObjectToDelete{
					ObjectV: ObjectV{
						ObjectName: v.objInfo.Name,
						VersionID:  v.objInfo.VersionID,

    /**
     * The token parameter.
     */
    public static final String TOKEN = "token";

    /**
     * The expires parameter.
     */
    public static final String EXPIRES = "expires";

    /**
     * The expired time parameter.
     */
    public static final String EXPIRED_TIME = "expiredTime";