final String pref = ComponentUtil.getFessConfig().getQueryJsonDefaultPreference();
        if (PREFERENCE_QUERY.equals(pref)) {
            return Integer.toString(query.hashCode());
        }
        if (StringUtil.isNotBlank(pref)) {
            return pref;
        }
        return null;
    }

package genChecker0

var FailCount int

//go:noinline
func NoteFailure(fidx int, pkg string, pref string, parmNo int, _ uint64) {
	FailCount += 1
	if FailCount > 10 {
		panic("bad")
	}
}

//go:noinline
func NoteFailureElem(fidx int, pkg string, pref string, parmNo int, elem int, _ uint64) {
	FailCount += 1
	if FailCount > 10 {
		panic("bad")
	}
}

type StructF0S0 struct {

		}
		expected, err := nslookupMX(server)
		if err != nil {
			t.Skipf("skipping failed nslookup %s test: %s", server, err)
		}
		byPrefAndHost := func(a, b *MX) int {
			if r := cmp.Compare(a.Pref, b.Pref); r != 0 {
				return r
			}
			return strings.Compare(a.Host, b.Host)
		}
		slices.SortFunc(expected, byPrefAndHost)
		slices.SortFunc(mx, byPrefAndHost)
		if !reflect.DeepEqual(expected, mx) {

type MX struct {
	Host string
	Pref uint16
}

// byPref sorts MX records by preference
type byPref []*MX

// sort reorders MX records as specified in RFC 5321.
func (s byPref) sort() {
	for i := range s {
		j := randIntn(i + 1)
		s[i], s[j] = s[j], s[i]
	}
	slices.SortFunc(s, func(a, b *MX) int {
		return cmp.Compare(a.Pref, b.Pref)
	})
}

    }

    def "serializes version constraint"() {
        given:
        ModuleComponentSelector selection = DefaultModuleComponentSelector.newSelector(DefaultModuleIdentifier.newId('group-one', 'name-one'), constraint('req', 'pref', 'strict', ['rej']))

        when:
        ModuleComponentSelector result = serialize(selection, serializer)

        then:
        result.group == 'group-one'
        result.module == 'name-one'

	var rules []*netlink.Rule
	families := []int{unix.AF_INET}
	if cfg.EnableIPv6 {
		families = append(families, unix.AF_INET6)
	}
	for _, family := range families {
		// Equiv:
		// ip rule add fwmark 0x111/0xfff pref 32764 lookup 100
		//
		// Adds in-pod rules for marking packets with the istio-specific TPROXY mark.
		// A very similar mechanism is used for sidecar TPROXY.
		//

	if err != nil {
		return nil, handlePlan9DNSError(err, name)
	}
	for _, line := range lines {
		f := getFields(line)
		if len(f) < 4 {
			continue
		}
		if pref, _, ok := dtoi(f[2]); ok {
			mx = append(mx, &MX{absDomainName(f[3]), uint16(pref)})
		}
	}
	byPref(mx).sort()
	return
}

func (r *Resolver) lookupNS(ctx context.Context, name string) (ns []*NS, err error) {

func (r *MXResource) GoString() string {
	return "dnsmessage.MXResource{" +
		"Pref: " + printUint16(r.Pref) + ", " +
		"MX: " + r.MX.GoString() + "}"
}

func unpackMXResource(msg []byte, off int) (MXResource, error) {
	pref, off, err := unpackUint16(msg, off)
	if err != nil {
		return MXResource{}, &nestedError{"Pref", err}
	}
	var mx Name
	if _, err := mx.unpack(msg, off); err != nil {

	globalNetPerfRX              netPerfRX
	globalSiteNetPerfRX          netPerfRX
	globalObjectPerfBucket       = "minio-perf-test-tmp-bucket"
	globalObjectPerfUserMetadata = "X-Amz-Meta-Minio-Object-Perf" // Clients can set this to bypass S3 API service freeze. Used by object pref tests.

	// MinIO version unix timestamp
	globalVersionUnix uint64

	// MinIO client
	globalMinioClient *minio.Client

		if err != nil {
			return nil, &DNSError{
				Err:    "cannot unmarshal DNS message",
				Name:   name,
				Server: server,
			}
		}
		mxs = append(mxs, &MX{Host: mx.MX.String(), Pref: mx.Pref})

	}
	byPref(mxs).sort()
	return mxs, nil
}

// goLookupNS returns the NS records for name.
func (r *Resolver) goLookupNS(ctx context.Context, name string) ([]*NS, error) {