this.protocols = protocolsCopy.unmodifiable()
      }

    /**
     * Sets the verifier used to confirm that response certificates apply to requested hostnames for
     * HTTPS connections.
     *
     * If unset, a default hostname verifier will be used.
     */
    fun hostnameVerifier(hostnameVerifier: HostnameVerifier) =
      apply {
        if (hostnameVerifier != this.hostnameVerifier) {

    change][remove_cbc_ecdsa] to remove these cipher suites because they are
    fragile and rarely-used.
 *  New: Don't fall back to common name (CN) verification for hostnames. This
    behavior was deprecated with RFC 2818 in May 2000 and was recently dropped
    from major web browsers.
 *  New: Honor the `Retry-After` response header. HTTP 503 (Unavailable)

 * ```
 *
 * When parsing URLs that lack percent encoding where it is required, this class will percent encode
 * the offending characters.
 *
 * ### IDNA Mapping and Punycode encoding
 *
 * Hostnames have different requirements and use a different encoding scheme. It consists of IDNA
 * mapping and Punycode encoding.
 *
 * In order to avoid confusion and discourage phishing attacks, [IDNA Mapping][idna] transforms

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setHostname_SpanTerm(String hostname) {
        setHostname_SpanTerm("hostname", null);
    }

    public void setHostname_SpanTerm(String hostname, ConditionOptionCall<SpanTermQueryBuilder> opLambda) {
        SpanTermQueryBuilder builder = regSpanTermQ("hostname", hostname);

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setHostname_SpanTerm(String hostname) {
        setHostname_SpanTerm("hostname", null);
    }

    public void setHostname_SpanTerm(String hostname, ConditionOptionCall<SpanTermQueryBuilder> opLambda) {
        SpanTermQueryBuilder builder = regSpanTermQ("hostname", hostname);

    public void setHostname_Terms(ConditionOptionCall<TermsAggregationBuilder> opLambda) {
        setHostname_Terms("hostname", opLambda, null);
    }

    public void setHostname_Terms(ConditionOptionCall<TermsAggregationBuilder> opLambda, OperatorCall<BsWebAuthenticationCA> aggsLambda) {
        setHostname_Terms("hostname", opLambda, aggsLambda);
    }

    public void setHostname_Terms(ConditionOptionCall<TermsAggregationBuilder> opLambda) {
        setHostname_Terms("hostname", opLambda, null);
    }

    public void setHostname_Terms(ConditionOptionCall<TermsAggregationBuilder> opLambda, OperatorCall<BsFileAuthenticationCA> aggsLambda) {
        setHostname_Terms("hostname", opLambda, aggsLambda);
    }

        // Simple implementation - could be enhanced with proper cluster discovery
        String hostname = serverAddress.getHostName();
        if (hostname != null && hostname.contains(".")) {
            // Extract potential cluster name from hostname
            String[] parts = hostname.split("\\.");
            if (parts.length > 1) {
                return parts[0]; // Use first part as cluster name

    assertThat(dnsStart.call).isSameAs(call)
    assertThat(dnsStart.domainName).isEqualTo(server.hostName)
    val dnsEnd: DnsEnd = listener.removeUpToEvent<DnsEnd>()
    assertThat(dnsEnd.call).isSameAs(call)
    assertThat(dnsEnd.domainName).isEqualTo(server.hostName)
    assertThat(dnsEnd.inetAddressList.size).isEqualTo(1)
  }

  @Test
  fun noDnsLookupOnPooledConnection() {

        if (this.state == 5 || this.state == 6) {
            // don't reuse disconnecting/disconnected transports
            return false;
        }
        if (hostName == null) {
            hostName = addr.getHostName();
        }
        return (this.tconHostName == null || hostName.equalsIgnoreCase(this.tconHostName)) && addr.equals(this.address)