.url("https://publicobject.com/helloworld.txt")
        .build();

    System.out.println("REQUEST 1 (new connection)");
    try (Response response = client.newCall(request).execute()) {
      // Consume and discard the response body.
      response.body().source().readByteString();
    }

    System.out.println("REQUEST 2 (pooled connection)");
    try (Response response = client.newCall(request).execute()) {

   */

  /**
   * Contains the link pointers corresponding with the entries, in the range of [0, size()). The
   * high 32 bits of each long is the "prev" pointer, whereas the low 32 bits is the "succ" pointer
   * (pointing to the nextEntry entry in the linked list). The pointers in [size(), entries.length)
   * are all "null" (UNSET).
   *
   * <p>A node with "prev" pointer equal to {@code ENDPOINT} is the first node in the linked list,

      "https://api.twitter.com/robots.txt",
      "https://connect.squareup.com/robots.txt",
    )

  println("TLS1.3+TLS1.2")
  testClient(urls, buildClient(ConnectionSpec.RESTRICTED_TLS))

  println("\nTLS1.3 only")
  testClient(urls, buildClient(TLS_13))

  println("\nTLS1.3 then fallback")
  testClient(urls, buildClient(TLS_13, TLS_12))

        if (!queue.offer(linkWithoutFragment)) break; // Queue is full.
      }
    }
  }

  public static void main(String[] args) throws IOException {
    if (args.length != 2) {
      System.out.println("Usage: Crawler <cache dir> <root>");
      return;
    }

    int threadCount = 20;
    int queueLimit = 1000;
    int hostLimit = 25;
    long cacheByteCount = 1024L * 1024L * 100L;

Request request = new Request.Builder()
    .url("https://publicobject.com/helloworld.txt")
    .build();

System.out.println("REQUEST 1 (new connection)");
try (Response response = client.newCall(request).execute()) {
  // Consume and discard the response body.
  response.body().source().readByteString();
}

System.out.println("REQUEST 2 (pooled connection)");
try (Response response = client.newCall(request).execute()) {

    public void test() throws Exception {
        System.out.println(SystemUtil.FILE_ENCODING);
        System.out.println(SystemUtil.LINE_SEPARATOR);
        System.out.println(SystemUtil.PATH_SEPARATOR);
        System.out.println(SystemUtil.OS_NAME);
        System.out.println(SystemUtil.JAVA_IO_TMPDIR);
        System.out.println(SystemUtil.USER_DIR);
        System.out.println(SystemUtil.USER_HOME);
    }

        ) {
          if (done) {
            println("completed")
          } else {
            if (firstUpdate) {
              firstUpdate = false
              if (contentLength == -1L) {
                println("content-length: unknown")
              } else {
                println("content-length: $contentLength")
              }
            }
            println(bytesWritten)
            if (contentLength != -1L) {

        ResourceTraversalUtil.forEach(con.getJarFile(), (ResourceHandler) (path, is) -> {
            try {
                if (count < 10) {
                    System.out.println(path);
                }
                System.out.println(path);
                assertThat(path, is(notNullValue()));
                assertThat(path, path.startsWith("junit") || path.startsWith("org/junit") || path.startsWith("org/hamcrest")

              newLocationUrl: String,
            ) {
              println("request " + info.httpStatusCode + " " + newLocationUrl)
              request.followRedirect()
            }

            override fun onResponseStarted(
              request: UrlRequest,
              info: UrlResponseInfo,
            ) {
              println("onResponseStarted ${info.headers.asMap} ${info.negotiatedProtocol}")

  @Override public synchronized void onOpen(WebSocket webSocket, Response response) {
    System.out.println("onOpen: " + response);
  }

  // TOOD(jwilson): decode incoming messages and dispatch them somewhere.
  @Override public void onMessage(WebSocket webSocket, String text) {
    System.out.println("onMessage: " + text);
  }

  @Override public void onClosing(WebSocket webSocket, int code, String reason) {