*/
package okhttp3

import java.net.InetAddress
import java.net.UnknownHostException
import okhttp3.Dns.Companion.SYSTEM

/**
 * A domain name service that resolves IP addresses for host names. Most applications will use the
 * [system DNS service][SYSTEM], which is the default. Some applications may provide their own
 * implementation to use a different DNS server, to prefer IPv6 addresses, to prefer IPv4 addresses,

       *
       * Example:
       * ```
       * --> POST /greeting http/1.1 (3-byte body)
       *
       * <-- 200 OK (22ms, 6-byte body)
       * ```
       */
      BASIC,

      /**
       * Logs request and response lines and their respective headers.
       *
       * Example:
       * ```
       * --> POST /greeting http/1.1
       * Host: example.com
       * Content-Type: plain/text

import (
	"encoding/json"
	"time"
)

const (
	defaultTTL            = 30
	defaultContextTimeout = 5 * time.Minute
)

// SrvRecord - represents a DNS service record
type SrvRecord struct {
	Host     string      `json:"host,omitempty"`
	Port     json.Number `json:"port,omitempty"`
	Priority int         `json:"priority,omitempty"`
	Weight   int         `json:"weight,omitempty"`
	Text     string      `json:"text,omitempty"`

    Duplex calls require HTTP/2. If HTTP/1 is established instead the duplex call will fail. The
    most common use of duplex calls is [gRPC][grpc_http2].

 *  New: Prevent OkHttp from retransmitting a request body by overriding `RequestBody.isOneShot()`.
    This is most useful when writing the request body is destructive.

  names: List<String>,
) {
  var time = System.currentTimeMillis()
  for (dns in dnsProviders) {
    println("Testing ${dns.url}")
    for (host in names) {
      print("$host: ")
      System.out.flush()
      try {
        val results = dns.lookup(host)
        println(results)
      } catch (uhe: UnknownHostException) {
        var e: Throwable? = uhe
        while (e != null) {
          println(e)

  // matches only a single label. You cannot have a wildcard label by itself (e.g. Host == "*").
  // Requests will be matched against the Host field in the following way:
  // 1. If Host is precise, the request matches this rule if the http host header is equal to Host.
  // 2. If Host is a wildcard, then the request matches this rule if the http host header
  // is to equal to the suffix (removing the first label) of the wildcard rule.

 */

    public static NbtAddress getByName( String host )
                                        throws UnknownHostException {
        return getByName( host, 0x00, null );
    }

/** 
 * Determines the address of a host given it's host name. NetBIOS
 * names also have a <code>type</code>. Types(aka Hex Codes)
 * are used to distiquish the various services on a host. <a
 * href="../../../nbtcodes.html">Here</a> is

    detecting the TLS capabilities of the host platform.

 *  Fix: Don't crash in `HttpUrl.topPrivateDomain()` when the hostname is malformed.

 *  Fix: Don't attempt Brotli decompression if the response body is empty.


## Version 4.7.2

_2020-05-20_

 *  Fix: Don't crash inspecting whether the host platform is JVM or Android. With 4.7.0 and 4.7.1 we

    @Override public Socket createSocket(
        Socket socket, String host, int port, boolean autoClose) throws IOException {
      return configureSocket((SSLSocket) delegate.createSocket(socket, host, port, autoClose));
    }

    @Override public Socket createSocket(String host, int port) throws IOException {
      return configureSocket((SSLSocket) delegate.createSocket(host, port));
    }

    @Override public Socket createSocket(

    assertThat(calls.size).isEqualTo(1)
    val url = server.url("/").toUrl()
    val call = calls[0]
    assertThat(call).contains("host=" + url.host)
    assertThat(call).contains("port=" + url.port)
    assertThat(call).contains("site=" + url.host)
    assertThat(call).contains("url=$url")
    assertThat(call).contains("type=" + java.net.Authenticator.RequestorType.SERVER)