}

    @Override
    public boolean accepts(String candidate) {
        boolean accepted = true;
        if (requiredVersionSelector != null) {
            accepted = requiredVersionSelector.accept(candidate);
        } else if (preferredVersionSelector != null) {
            accepted = preferredVersionSelector.accept(candidate);
        }
        if (accepted && rejectedVersionsSelector != null) {

	for idx, tcpListener := range listener.listeners {
		go handleListener(idx, tcpListener)
	}
}

// Accept - reads from httpListener.acceptCh for one of previously accepted TCP connection and returns the same.
func (listener *httpListener) Accept() (conn net.Conn, err error) {
	select {
	case result, ok := <-listener.acceptCh:
		if ok {
			return result.conn, result.err
		}
	case <-listener.ctx.Done():
	}

   * empty list of cookies for the network request.
   *
   * Simple implementations will return the accepted cookies that have not yet expired and that
   * [match][Cookie.matches] [url].
   */
  fun loadForRequest(url: HttpUrl): List<Cookie>

  companion object {
    /** A cookie jar that never accepts any cookies. */
    @JvmField
    val NO_COOKIES: CookieJar = NoCookies()

    private class NoCookies : CookieJar {

    }

    def "accepts candidate versions that literally match the selector up until the trailing '+'"() {
        expect:
        accept("1+", "11")
        accept("1.+", "1.2")
        accept("1.2.3+", "1.2.3.11")
        !accept("1+", "2")
        !accept("1.+", "11")
        !accept("1.2.3+", "1.2")
    }

    def "'+' is a valid selector which accepts everything"() {
        expect:

        accept("[1.0,2.0[", "1.99")

        accept("]1.0,2.0]", "1.0.1")
        accept("]1.0,2.0]", "1.2.3")
        accept("]1.0,2.0]", "2.0")

        accept("]1.0,2.0[", "1.0.1")
        accept("]1.0,2.0[", "1.2.3")
        accept("]1.0,2.0[", "1.99")

        accept("[1.0,)", "1.0")
        accept("[1.0,)", "1.2.3")
        accept("[1.0,)", "2.3.4")

        accept("]1.0,)", "1.0.1")
        accept("]1.0,)", "1.2.3")

        expect:
        requiresMetadata("latest.integration")
        requiresMetadata("latest.foo")
        requiresMetadata("latest.123")
    }

    def "accepts any fixed version"() {
        expect:
        accept("latest.integration", "1.0")
    }

    def "accepts a candidate version if its status is equal to or higher than the selector's status"() {
        def metadata = Stub(ComponentMetadata) {
            getStatus() >> "silver"

	HeaderUpgrade                  = "Upgrade"
	HeaderProtocolVersion          = "X-Stream-Protocol-Version"
	HeaderAcceptedProtocolVersions = "X-Accepted-Stream-Protocol-Versions"
)

// NewStreamHandler defines a function that is called when a new Stream is
// received. If no error is returned, the Stream is accepted; otherwise,
// the stream is rejected. After the reply frame has been sent, replySent is closed.

    }

    def "accepts candidate version iff it literally matches the selector"() {
        expect:
        accept("", "")
        accept("1.0", "1.0")
        accept("2.0", "2.0")
        accept("!@#%", "!@#%")
        accept("hey joe", "hey joe")
        !accept("1.0", "1.1")
        !accept("2.0", "3.0")
        !accept("!@#%", "%#@!")
        !accept("hey joe", "hoe hey")
    }

	if int64(r0) == -1 {
		err = errnoErr2(e1, e2)
	}
	return
}

//go:nosplit
func get_accept4Addr() *(func(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error))

var accept4 = enter_accept4

func enter_accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error) {
	funcref := get_accept4Addr()
	if funcptrtest(GetZosLibVec()+SYS___ACCEPT4_A<<4, "") == 0 {

String id=106
	data="runtime.gcStart"
String id=107
	data="runtime.gcBgMarkWorker"
String id=108
	data="internal/poll.(*FD).Accept"
String id=109
	data="net.(*netFD).accept"
String id=110
	data="net.(*TCPListener).accept"
String id=111
	data="net.(*TCPListener).Accept"
String id=112
	data="/usr/local/google/home/mknyszek/work/go-1/src/net/tcpsock.go"
String id=113
	data="main.main.func2"