func (p Prefix) MarshalXML(e *xml.Encoder, startElement xml.StartElement) error {
	if !p.set {
		return nil
	}
	return e.EncodeElement(p.string, startElement)
}

// String returns the prefix string
func (p Prefix) String() string {
	return p.string

//	}
type objSweeper struct {
	Object              string
	Bucket              string
	VersionID           string // version ID set by application, applies only to DeleteObject and DeleteObjects APIs
	Versioned           bool
	Suspended           bool
	TransitionStatus    string
	TransitionTier      string
	TransitionVersionID string
	RemoteObject        string
}

// Help template for OpenID identity feature.
var (
	defaultHelpPostfix = func(key string) string {
		return config.DefaultHelpPostfix(DefaultKVS, key)
	}

	Help = config.HelpKVS{
		config.HelpKV{
			Key:         DisplayName,
			Description: "Friendly display name for this Provider/App" + defaultHelpPostfix(DisplayName),
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         ConfigURL,

	Format             string    `json:"format"`
	ConnectionString   string    `json:"connectionString"`
	Table              string    `json:"table"`
	Host               xnet.Host `json:"host"`     // default: localhost
	Port               string    `json:"port"`     // default: 5432
	Username           string    `json:"username"` // default: user running minio
	Password           string    `json:"password"` // default: no password

			Description:    tierRequestsSuccessMD,
			Value:          float64(stat.success),
			VariableLabels: map[string]string{"tier": tier},
		})
		metrics = append(metrics, MetricV2{
			Description:    tierRequestsFailureMD,
			Value:          float64(stat.failure),
			VariableLabels: map[string]string{"tier": tier},
		})
	}
	return metrics
}

func (config *TierConfigMgr) refreshedAt() time.Time {

	entry.ReqClaims = reqClaims
	entry.ReqHost = r.Host
	entry.ReqPath = r.URL.Path

	q := r.URL.Query()
	reqQuery := make(map[string]string, len(q))
	for k, v := range q {
		reqQuery[k] = strings.Join(v, ",")
	}
	entry.ReqQuery = reqQuery

	reqHeader := make(map[string]string, len(r.Header))
	for k, v := range r.Header {
		reqHeader[k] = strings.Join(v, ",")
	}
	entry.ReqHeader = reqHeader

	wh := w.Header()

	return nil
}

func (ruleList FilterRuleList) isEmpty() bool {
	return len(ruleList.Rules) == 0
}

// Pattern - returns pattern using prefix and suffix values.
func (ruleList FilterRuleList) Pattern() string {
	var prefix string
	var suffix string

	for _, rule := range ruleList.Rules {
		switch rule.Name {
		case "prefix":
			prefix = rule.Value
		case "suffix":
			suffix = rule.Value

	LastHour    ReplicationLastHour `json:"lastHour"`
	SinceUptime RStat               `json:"sinceUptime"`
	LastMinute  ReplicationLastMinute
	// Error counts
	ErrCounts map[string]int `json:"errCounts"` // Count of credential errors
}

func (rt *RTimedMetrics) String() string {
	s := rt.toMetric()
	return fmt.Sprintf("Errors in LastMinute: %v, LastHour: %v, SinceUptime: %v", s.LastMinute.Count, s.LastHour.Count, s.Totals.Count)
}

func (a BitrotAlgorithm) Available() bool {
	_, ok := bitrotAlgorithms[a]
	return ok
}

// String returns the string identifier for a given bitrot algorithm.
// If the algorithm is not supported String panics.
func (a BitrotAlgorithm) String() string {
	name, ok := bitrotAlgorithms[a]
	if !ok {
		logger.CriticalIf(GlobalContext, errors.New("Unsupported bitrot algorithm"))
	}
	return name
}

type MetadataEntry struct {
	Name  string `xml:"Name"`
	Value string `xml:"Value"`
}

// S3Location specifies s3 location that receives result of a restore object request
type S3Location struct {
	BucketName   string          `xml:"BucketName,omitempty"`
	Encryption   Encryption      `xml:"Encryption,omitempty"`
	Prefix       string          `xml:"Prefix,omitempty"`
	StorageClass string          `xml:"StorageClass,omitempty"`