if e == nil {
			continue
		}
		flat := d.flatten(*e)
		bui := BucketUsageInfo{
			Size:                    uint64(flat.Size),
			VersionsCount:           flat.Versions,
			ObjectsCount:            flat.Objects,
			DeleteMarkersCount:      flat.DeleteMarkers,
			ObjectSizesHistogram:    flat.ObjSizes.toMap(),
			ObjectVersionsHistogram: flat.ObjVersions.toMap(),
		}
		dst[bucket.Name] = bui
	}

			f.newCache.deleteRecursive(thisHash)
			f.newCache.replaceHashed(thisHash, folder.parent, *flat)
			total := map[string]string{
				"objects": strconv.FormatUint(flat.Objects, 10),
				"size":    strconv.FormatInt(flat.Size, 10),
			}
			if flat.Versions > 0 {
				total["versions"] = strconv.FormatUint(flat.Versions, 10)
			}
			stop(total)
		}
	}
	// Compact if too many children...

		}
		t.Fatal("got nil root.")
	}

	// Test dirs
	want := []struct {
		path       string
		isNil      bool
		size, objs int
		oSizes     sizeHistogram
	}{
		{
			path:   "flat",
			size:   1322310 + expectSize,
			objs:   8 + expectSize,
			oSizes: sizeHistogram{0: 2 + expectSize, 1: 3, 2: 2, 4: 1},
		},
		{
			path:   "bucket/",
			size:   20000,
			objs:   2,

	} `json:"xl"`
}

// formatErasureV3 struct is same as formatErasureV2 struct except that formatErasureV3.Erasure.Version is "3" indicating
// the simplified multipart backend which is a flat hierarchy now.
// In .minio.sys/multipart we have:
// sha256(bucket/object)/uploadID/[xl.meta, part.1, part.2 ....]
type formatErasureV3 struct {
	formatMetaV1
	Erasure struct {

	// With max keys of zero we have reached eof, return right here.
	if o.Limit == 0 {
		return entries, io.EOF
	}

	// For delimiter and prefix as '/' we do not list anything at all
	// along // with the prefix. On a flat namespace with 'prefix'
	// as '/' we don't have any entries, since all the keys are
	// of form 'keyName/...'
	if strings.HasPrefix(o.Prefix, SlashSeparator) {
		return entries, io.EOF
	}

		if ok1i && ok2i {
			return intCompare(op, intV, intA), nil
		}

		// If both values are numeric, then at least one is
		// float since we got here, so we convert.
		flV, _ := v.ToFloat()
		flA, _ := a.ToFloat()
		return floatCompare(op, flV, flA), nil
	}

	strV, ok1s := v.ToString()
	strA, ok2s := a.ToString()
	if ok1s && ok2s {
		return stringCompare(op, strV, strA), nil
	}

    }

    /**
     * Retrieves a setting value as a float.
     * @param key The key of the setting.
     * @param defaultValue The default value if the setting is not found.
     * @return The setting value as a float.
     */
    public float getAsFloat(final String key, final float defaultValue) {
        final Object obj = get(key);

        final float value;
        if (obj == null) {

pkg math/big, method (*Float) Mode() RoundingMode
pkg math/big, method (*Float) Mul(*Float, *Float) *Float
pkg math/big, method (*Float) Neg(*Float) *Float
pkg math/big, method (*Float) Parse(string, int) (*Float, int, error)
pkg math/big, method (*Float) Prec() uint
pkg math/big, method (*Float) Quo(*Float, *Float) *Float
pkg math/big, method (*Float) Rat(*Rat) (*Rat, Accuracy)
pkg math/big, method (*Float) Set(*Float) *Float

pkg bytes, func ContainsAny([]uint8, string) bool
pkg bytes, func ContainsRune([]uint8, int32) bool
pkg bytes, method (*Reader) Reset([]uint8)
pkg compress/flate, const HuffmanOnly = -2
pkg compress/flate, const HuffmanOnly ideal-int
pkg context, func Background() Context
pkg context, func TODO() Context
pkg context, func WithCancel(Context) (Context, CancelFunc)
pkg context, func WithDeadline(Context, time.Time) (Context, CancelFunc)

     * @throws XmlPullParserException XmlPullParserException if
     * any.
     * @return float
     */
    private float getFloatValue(String s, String attribute, XmlPullParser parser, boolean strict)
            throws XmlPullParserException {
        if (s != null) {
            try {
                return Float.valueOf(s).floatValue();
            } catch (NumberFormatException nfe) {
                if (strict) {