}

// MarshalXML - encodes to XML data.
func (arn ARN) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
	return e.EncodeElement(arn.String(), start)
}

// UnmarshalXML - decodes XML data.
func (arn *ARN) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
	var s string
	if err := d.DecodeElement(&s, &start); err != nil {
		return err
	}

	parsedARN, err := parseARN(s)

func (s SourceSelectionCriteria) Validate() error {
	if (s == SourceSelectionCriteria{}) {
		return nil
	}
	if !s.IsValid() {
		return errInvalidSourceSelectionCriteria
	}
	return nil
}

// UnmarshalXML - decodes XML data.
func (s *SourceSelectionCriteria) UnmarshalXML(dec *xml.Decoder, start xml.StartElement) (err error) {
	// Make subtype to avoid recursive UnmarshalXML().
	type sourceSelectionCriteria SourceSelectionCriteria

type ReaderArgs struct {
	unmarshaled bool
}

// IsEmpty - returns whether reader args is empty or not.
func (args *ReaderArgs) IsEmpty() bool {
	return !args.unmarshaled
}

// UnmarshalXML - decodes XML data.
func (args *ReaderArgs) UnmarshalXML(d *xml.Decoder, start xml.StartElement) error {
	// Make subtype to avoid recursive UnmarshalXML().
	type subReaderArgs ReaderArgs
	parsedArgs := subReaderArgs{}

	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	rd := msgp.NewEndlessReader(buf.Bytes(), b)
	dc := msgp.NewReader(rd)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		err := v.DecodeMsg(dc)
		if err != nil {
			b.Fatal(err)
		}
	}

	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	rd := msgp.NewEndlessReader(buf.Bytes(), b)
	dc := msgp.NewReader(rd)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		err := v.DecodeMsg(dc)
		if err != nil {
			b.Fatal(err)
		}
	}

	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	rd := msgp.NewEndlessReader(buf.Bytes(), b)
	dc := msgp.NewReader(rd)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		err := v.DecodeMsg(dc)
		if err != nil {
			b.Fatal(err)
		}
	}

	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	rd := msgp.NewEndlessReader(buf.Bytes(), b)
	dc := msgp.NewReader(rd)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		err := v.DecodeMsg(dc)
		if err != nil {
			b.Fatal(err)
		}
	}

	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	rd := msgp.NewEndlessReader(buf.Bytes(), b)
	dc := msgp.NewReader(rd)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		err := v.DecodeMsg(dc)
		if err != nil {
			b.Fatal(err)
		}
	}

	if n.IsNull() {
		return nil
	}
	type noncurrentVersionExpirationWrapper NoncurrentVersionExpiration
	return e.EncodeElement(noncurrentVersionExpirationWrapper(n), start)
}

// UnmarshalXML decodes NoncurrentVersionExpiration
func (n *NoncurrentVersionExpiration) UnmarshalXML(d *xml.Decoder, startElement xml.StartElement) error {
	// To handle xml with MaxNoncurrentVersions from older MinIO releases.

// Used to detect if lifecycle.Rule contained a DelMarkerExpiration element.
func (de DelMarkerExpiration) Empty() bool {
	return de.Days == 0
}

// UnmarshalXML decodes a single XML element into a DelMarkerExpiration value
func (de *DelMarkerExpiration) UnmarshalXML(dec *xml.Decoder, start xml.StartElement) error {
	type delMarkerExpiration DelMarkerExpiration
	var dexp delMarkerExpiration