}

func getAndValidateAttributesOpts(ctx context.Context, w http.ResponseWriter, r *http.Request, bucket, object string) (opts ObjectOptions, valid bool) {
	var argumentName string
	var argumentValue string
	var apiErr APIError
	var err error
	valid = true

	defer func() {
		if valid {
			return
		}

		errResp := objectAttributesErrorResponse{
			ArgumentName:  &argumentName,
			ArgumentValue: &argumentValue,

        // Invalid regex pattern should be handled gracefully
        urlFilter.addInclude(".*[invalid");
        urlFilter.addInclude("https://valid.com/.*");

        // Valid pattern should still work
        assertTrue(urlFilter.match("https://valid.com/page"));
    }

    /**
     * Test adding a single exclude pattern
     */
    public void test_addExclude_singlePattern() {

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertSame(cause, exception.getCause());
    }

    /**
     * Test constructor with null message and valid cause
     */
    public void test_constructor_withNullMessageAndValidCause() {
        Exception cause = new IllegalStateException("State error");

// GetObjectAttributes ...
func (api objectAPIHandlers) getObjectAttributesHandler(ctx context.Context, objectAPI ObjectLayer, bucket, object string, w http.ResponseWriter, r *http.Request) {
	opts, valid := getAndValidateAttributesOpts(ctx, w, r, bucket, object)
	if !valid {
		return
	}

	var s3Error APIErrorCode
	if opts.VersionID != "" {
		s3Error = checkRequestAuthType(ctx, r, policy.GetObjectVersionAttributesAction, bucket, object)

	b.err = io.ErrNoProgress
}

func (b *Reader) readErr() error {
	err := b.err
	b.err = nil
	return err
}

// Peek returns the next n bytes without advancing the reader. The bytes stop
// being valid at the next read call. If necessary, Peek will read more bytes
// into the buffer in order to make n bytes available. If Peek returns fewer
// than n bytes, it also returns an error explaining why the read is short.

        assertEquals(CrawlerStatus.INITIALIZING, values[0]);
        assertEquals(CrawlerStatus.RUNNING, values[1]);
        assertEquals(CrawlerStatus.DONE, values[2]);
    }

    /**
     * Test valueOf method with valid values
     */
    public void test_valueOf_valid() {
        assertEquals(CrawlerStatus.INITIALIZING, CrawlerStatus.valueOf("INITIALIZING"));
        assertEquals(CrawlerStatus.RUNNING, CrawlerStatus.valueOf("RUNNING"));

		}
	} else {
		idx = globalEndpoints.GetPoolIdx(v)
	}

	if idx == -1 {
		apiErr := toAdminAPIErr(ctx, errInvalidArgument)
		apiErr.Description = fmt.Sprintf("specified pool '%s' not found, please specify a valid pool", v)
		// We didn't find any matching pools, invalid input
		writeErrorResponseJSON(ctx, w, apiErr, r.URL)
		return
	}

	status, err := pools.Status(r.Context(), idx)
	if err != nil {

	if len(record) != size {
		size = len(record)
		record = strconv.Itoa(size) + " " + k + "=" + v + "\n"
	}
	return record, nil
}

// validPAXRecord reports whether the key-value pair is valid where each
// record is formatted as:
//
//	"%d %s=%s\n" % (size, key, value)
//
// Keys and values should be UTF-8, but the number of bad writers out there
// forces us to be a more liberal.

			}
		}
		return ObjectInfo{}, toObjectErr(err, srcBucket, srcObject)
	}

	// List all online disks.
	onlineDisks, modTime, etag := listOnlineDisks(storageDisks, metaArr, errs, readQuorum)

	// Pick latest valid metadata.
	fi, err := pickValidFileInfo(ctx, metaArr, modTime, etag, readQuorum)
	if err != nil {
		return oi, toObjectErr(err, srcBucket, srcObject)
	}
	if fi.Deleted {
		if srcOpts.VersionID == "" {

}

func (er erasureObjects) getMultipartSHADir(bucket, object string) string {
	return getSHA256Hash([]byte(pathJoin(bucket, object)))
}

// checkUploadIDExists - verify if a given uploadID exists and is valid.
func (er erasureObjects) checkUploadIDExists(ctx context.Context, bucket, object, uploadID string, write bool) (fi FileInfo, metArr []FileInfo, err error) {
	defer func() {
		if errors.Is(err, errFileNotFound) {