func putOptsFromReq(ctx context.Context, r *http.Request, bucket, object string, metadata map[string]string) (opts ObjectOptions, err error) {
	return putOpts(ctx, bucket, object, r.Form.Get(xhttp.VersionID), r.Header, metadata)
}

func putOpts(ctx context.Context, bucket, object, vid string, hdrs http.Header, metadata map[string]string) (opts ObjectOptions, err error) {

}

// msgUnPath converts a etcd path to domainName.
func msgUnPath(s string) string {
	ks := strings.Split(strings.Trim(s, etcdPathSeparator), etcdPathSeparator)
	for i, j := 0, len(ks)-1; i < j; i, j = i+1, j-1 {
		ks[i], ks[j] = ks[j], ks[i]
	}
	return strings.Join(ks, ".")

func parseCredentialHeader(credElement string, region string, stype serviceType) (ch credentialHeader, aec APIErrorCode) {
	creds := strings.SplitN(strings.TrimSpace(credElement), "=", 2)
	if len(creds) != 2 {
		return ch, ErrMissingFields
	}
	if creds[0] != "Credential" {
		return ch, ErrMissingCredTag
	}

					if e, ok := v.Exprs[0].(Expr); ok {
						sql := strings.ToUpper(e.SQL)
						wrapInParentheses = strings.Contains(sql, AndWithSpace) || strings.Contains(sql, OrWithSpace)
					}
				}
			case AndConditions:
				if len(v.Exprs) == 1 {
					if e, ok := v.Exprs[0].(Expr); ok {
						sql := strings.ToUpper(e.SQL)
						wrapInParentheses = strings.Contains(sql, AndWithSpace) || strings.Contains(sql, OrWithSpace)
					}
				}
			case Expr:

		}
	}
}

var wordScanTests = []string{
	"",
	" ",
	"\n",
	"a",
	" a ",
	"abc def",
	" abc def ",
	" abc\tdef\nghi\rjkl\fmno\vpqr\u0085stu\u00a0\n",
}

// Test that the word splitter returns the same data as strings.Fields.
func TestScanWords(t *testing.T) {
	for n, test := range wordScanTests {
		buf := strings.NewReader(test)
		s := NewScanner(buf)
		s.Split(ScanWords)

    NavigableMap<String, String> map = ImmutableSortedMap.of("a", "4", "b", "9");
    EntryTransformer<String, String, String> concat =
        new EntryTransformer<String, String, String>() {
          @Override
          public String transformEntry(String key, String value) {
            return key + value;
          }
        };
    NavigableMap<String, String> transformed = transformEntries(map, concat);

					}
					continue
				}
				meta.name = strings.TrimSuffix(entry, xlStorageFormatFileV1)
				meta.name = strings.TrimSuffix(meta.name, SlashSeparator)
				meta.name = pathJoinBuf(sb, current, meta.name)

				return send(meta)
			}
			// Skip all other files.
		}

		// Process in sort order.
		sort.Strings(entries)
		dirStack := make([]string, 0, 5)

		}
	}
	if hasLeadingPercent {
		return strings.HasSuffix(text, string(s)), nil
	}
	return string(s) == text, nil
}

// matcher - Finds `pat` in `text`, and returns the part remainder of
// `text`, after the match. If leadingPercent is false, `pat` must be
// the prefix of `text`, otherwise it must be a substring.
func matcher(text, pat string, leadingPercent bool) (res string, match bool) {
	if !leadingPercent {

		if err == io.EOF {
			break
		}
	}
	return string(b[0:nb])
}

type bufReader struct {
	name string
	fn   func(*Reader) string
}

var bufreaders = []bufReader{
	{"1", func(b *Reader) string { return reads(b, 1) }},
	{"2", func(b *Reader) string { return reads(b, 2) }},
	{"3", func(b *Reader) string { return reads(b, 3) }},
	{"4", func(b *Reader) string { return reads(b, 4) }},

	}
}

type CustomReplacer struct {
	f func(string) string
}

func (r CustomReplacer) Replace(name string) string {
	return r.f(name)
}

func TestCustomReplacer(t *testing.T) {
	ns := NamingStrategy{
		TablePrefix:   "public.",
		SingularTable: true,
		NameReplacer: CustomReplacer{
			func(name string) string {
				replaced := "REPLACED_" + strings.ToUpper(name)