Java 类org.eclipse.jetty.server.NegotiatingServerConnectionFactory 实例源码

private ALPNServerConnectionFactory createAlpnProtocolFactory(
        HttpConnectionFactory httpConnectionFactory) {
    NegotiatingServerConnectionFactory.checkProtocolNegotiationAvailable();
    ALPNServerConnectionFactory alpn = new ALPNServerConnectionFactory();
    alpn.setDefaultProtocol(httpConnectionFactory.getProtocol());
    return alpn;
}

/**
 * Configure the http2 server.
 *
 * @param server the server
 * @return the server
 */
@VisibleForTesting
Server configureServerForHttp2(Server server) {
  // HTTP Configuration
  HttpConfiguration http11Config = new HttpConfiguration();
  http11Config.setSecureScheme("https");
  http11Config.setSecurePort(httpsPort);

  // SSL Context Factory for HTTPS and HTTP/2
  SslContextFactory sslContextFactory = new SslContextFactory();
  sslContextFactory.setKeyStoreResource(newClassPathResource("sample.jks"));
  sslContextFactory.setKeyStorePassword("secret");
  sslContextFactory.setKeyManagerPassword("secret");
  sslContextFactory.setCipherComparator(HTTP2Cipher.COMPARATOR);
  sslContextFactory.setUseCipherSuitesOrder(true);

  // HTTPS Configuration
  HttpConfiguration httpsConfig = new HttpConfiguration(http11Config);
  httpsConfig.addCustomizer(new SecureRequestCustomizer());

  // HTTP/2 Connection Factory
  HTTP2ServerConnectionFactory h2 = new HTTP2ServerConnectionFactory(httpsConfig);

  NegotiatingServerConnectionFactory.checkProtocolNegotiationAvailable();
  ALPNServerConnectionFactory alpnServerConnectionFactory = new ALPNServerConnectionFactory();
  alpnServerConnectionFactory.setDefaultProtocol("h2");
  alpnServerConnectionFactory.getALPNProcessor();

  // SSL Connection Factory
  SslConnectionFactory sslConnectionFactory =
      new SslConnectionFactory(sslContextFactory,
          alpnServerConnectionFactory.getProtocol());

  // HTTP/2 Connector
  ServerConnector http2Connector =
      new ServerConnector(server, sslConnectionFactory, alpnServerConnectionFactory, h2,
          new HttpConnectionFactory(httpsConfig));
  http2Connector.setPort(httpPort);
  server.addConnector(http2Connector);

  return server;
}