if r.Method != http.MethodPut {
		return false
	}
	// If the object doesn't have a modtime (IsZero), or the modtime
	// is obviously garbage (Unix time == 0), then ignore modtimes
	// and don't process the If-Modified-Since header.
	if objInfo.ModTime.IsZero() || objInfo.ModTime.Equal(time.Unix(0, 0)) {
		return false
	}

	// Headers to be set of object content is not going to be written to the client.

func (fi *FileInfo) AddObjectPart(partNumber int, partETag string, partSize, actualSize int64, modTime time.Time, idx []byte, checksums map[string]string) {
	partInfo := ObjectPartInfo{
		Number:     partNumber,
		ETag:       partETag,
		Size:       partSize,
		ActualSize: actualSize,
		ModTime:    modTime,
		Index:      idx,
		Checksums:  checksums,
	}

	// Update part info if it already exists.

		}
	}

	modTime = UTCNow() // We only preserve modTime if dstOpts.MTime is true.
	// in all other cases mtime is latest.

	fi.VersionID = versionID // set any new versionID we might have created
	fi.ModTime = modTime     // set modTime for the new versionID
	if !dstOpts.MTime.IsZero() {
		modTime = dstOpts.MTime
		fi.ModTime = dstOpts.MTime
	}

	}
	xl := xlMetaV2{}
	var versions []FileInfo
	var allVersionIDs, freeVersionIDs []string
	for i := range 5 {
		fi := basefi
		fi.VersionID = mustGetUUID()
		fi.DataDir = mustGetUUID()
		fi.ModTime = basefi.ModTime.Add(time.Duration(i) * time.Second)
		if err := xl.AddVersion(fi); err != nil {
			t.Fatalf("%d: Failed to add version %v", i+1, err)
		}

		if i > 3 {
			// Simulate transition of a version

				Volume:   volume,
				Name:     path,
				Deleted:  true,
				IsLatest: true,
				ModTime:  timeSentinel1970,
			},
		}
	}
	if err != nil {
		return FileInfoVersions{}, err
	}

	return FileInfoVersions{
		Volume:        volume,
		Name:          path,
		Versions:      versions,
		LatestModTime: versions[0].ModTime,
	}, nil
}

type fileInfoOpts struct {
	InclFreeVersions bool

	return o, e
}

func (z xlMetaV2VersionHeaderV2) MarshalJSON() (o []byte, e error) {
	tmp := struct {
		VersionID string
		ModTime   time.Time
		Signature string
		Type      uint8
		Flags     uint8
	}{
		VersionID: hex.EncodeToString(z.VersionID[:]),
		ModTime:   time.Unix(0, z.ModTime),
		Signature: hex.EncodeToString(z.Signature[:]),
		Type:      z.Type,
		Flags:     z.Flags,
	}
	return json.Marshal(tmp)

func ExpectedExpiryTime(modTime time.Time, days int) time.Time {
	if days == 0 {
		return modTime
	}
	t := modTime.UTC().Add(time.Duration(days+1) * 24 * time.Hour)
	return t.Truncate(24 * time.Hour)
}

// SetPredictionHeaders sets time to expiry and transition headers on w for a
// given obj.
func (lc Lifecycle) SetPredictionHeaders(w http.ResponseWriter, obj ObjectOpts) {
	event := lc.eval(obj, time.Time{}, 0)

		return o, err
	}
	bts, err = msgp.ReadExactBytes(bts, (x.VersionID)[:])
	if err != nil {
		err = msgp.WrapError(err, "VersionID")
		return o, err
	}
	x.ModTime, bts, err = msgp.ReadInt64Bytes(bts)
	if err != nil {
		err = msgp.WrapError(err, "ModTime")
		return o, err
	}
	{
		var zb0002 uint8
		zb0002, bts, err = msgp.ReadUint8Bytes(bts)
		if err != nil {
			err = msgp.WrapError(err, "Type")
			return o, err

// Clone - Returns a cloned copy of current objectInfo
func (o *ObjectInfo) Clone() (cinfo ObjectInfo) {
	cinfo = ObjectInfo{
		Bucket:                     o.Bucket,
		Name:                       o.Name,
		ModTime:                    o.ModTime,
		Size:                       o.Size,
		IsDir:                      o.IsDir,
		ETag:                       o.ETag,
		VersionID:                  o.VersionID,
		IsLatest:                   o.IsLatest,

		t.Errorf("Expected the stat size to be %v, but got %v.", unMarshalXLMeta.Stat.Size, jsoniterXLMeta.Stat.Size)
	}
	if !unMarshalXLMeta.Stat.ModTime.Equal(jsoniterXLMeta.Stat.ModTime) {
		t.Errorf("Expected the modTime to be \"%v\", but got \"%v\".", unMarshalXLMeta.Stat.ModTime, jsoniterXLMeta.Stat.ModTime)
	}
	if unMarshalXLMeta.Erasure.Algorithm != jsoniterXLMeta.Erasure.Algorithm {