cs = ""
		}
		if cs != "" {
			res[typ.String()] = cs
			if ckType := typ.ObjType(); ckType != "" {
				res[xhttp.AmzChecksumType] = ckType
			}
		}
	}
	if len(res) == 0 {
		res = nil
	}
	return res, isMP
}

// ReadPartCheckSums will read all part checksums from b and return them.
func ReadPartCheckSums(b []byte) (res []map[string]string) {
	for len(b) > 0 {

            List<MetadataRequest> requests,
            LinkedHashMap<String, Set<String>> candidates) {
        for (MetadataResult res : results) {
            org.eclipse.aether.metadata.Metadata metadata = res.getMetadata();

            if (metadata != null) {
                ArtifactRepository repository = res.getRequest().getRepository();
                if (repository == null) {

		return arn, err
	}

	res := strings.SplitN(ps[5], "/", 2)
	if len(res) != 2 {
		err = errors.New("invalid ARN - resource does not contain a \"/\"")
		return arn, err
	}

	if res[0] != string(arnResourceTypeRole) {
		err = errors.New("invalid ARN: resource type is invalid")
		return arn, err
	}

	if !validResourceIDRegex.MatchString(res[1]) {

	sys := SystemTargets()
	audit := AuditTargets()
	res := make(map[string]types.TargetStats, len(sys)+len(audit))
	cnt := make(map[string]int, len(sys)+len(audit))

	// Add system and audit.
	for _, t := range sys {
		key := strings.ToLower(t.Type().String())
		n := cnt[key]
		cnt[key]++
		key = fmt.Sprintf("sys_%s_%d", key, n)
		res[key] = t.Stats()
	}

	for _, t := range audit {

            final ASN1EncodableVector fields = new ASN1EncodableVector();
            final int res = getResult();
            if (res != UNSPECIFIED_RESULT) {
                fields.add(new DERTaggedObject(true, 0, new ASN1Enumerated(res)));
            }
            final ASN1ObjectIdentifier mech = getMechanism();
            if (mech != null) {

	// Initialize heal result info
	res = madmin.HealResultItem{
		Type:      madmin.HealItemBucket,
		Bucket:    bucket,
		DiskCount: len(localDrives),
		SetCount:  -1, // explicitly set an invalid value -1, for bucket heal scenario
	}

	// mutate only if not a dry-run
	if opts.DryRun {
		return res, nil
	}

	for i := range beforeState {
		res.Before.Drives = append(res.Before.Drives, madmin.HealDriveInfo{

	}

	res := madmin.HealResultItem{
		Type:     madmin.HealItemBucket,
		Bucket:   bucket,
		SetCount: -1, // explicitly set an invalid value -1, for bucket heal scenario
	}

	for i, err := range errs {
		if err == nil {
			res.Before.Drives = append(res.Before.Drives, healBucketResults[i].Before.Drives...)
			res.After.Drives = append(res.After.Drives, healBucketResults[i].After.Drives...)

	l.LastSec = sec
}

// Merge all recorded latencies of last minute into one
func (l *lastMinuteLatency) getTotal() AccElem {
	var res AccElem
	sec := time.Now().Unix()
	l.forwardTo(sec)
	for _, elem := range l.Totals[:] {
		res.merge(elem)
	}
	return res
}

// forwardTo time t, clearing any entries in between.
func (l *lastMinuteLatency) forwardTo(t int64) {
	if l.LastSec >= t {
		return

		}
		if res.result.ParityBlocks > 0 && res.result.DataBlocks > 0 && res.result.DataBlocks > res.result.ParityBlocks {
			if got := countOKDrives(res.result.After.Drives); got < res.result.ParityBlocks {
				res.result.Detail = fmt.Sprintf("quorum loss - expected %d minimum, got drive states in OK %d", res.result.ParityBlocks, got)
			}
		}
		return h.pushHealResultItem(res.result)
	case <-h.ctx.Done():
		return nil

	if res.ttl != noEvictionTTL {
		go func(done <-chan struct{}) {
			ticker := time.NewTicker(res.ttl / numBuckets)
			defer ticker.Stop()
			for {
				select {
				case <-done:
					return
				case <-ticker.C:
					res.deleteExpired()
				}
			}
		}(res.done)
	}
	return &res
}

// Purge clears the cache completely.