com.squareup.okhttp.internal.Platform#getNpnSelectedProtocol ( )源码实例Demo

下面列出了com.squareup.okhttp.internal.Platform#getNpnSelectedProtocol ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： L.TileLayer.Cordova 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码2 项目： IoTgo_Android_App 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码3 项目： android-discourse 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
    Platform platform = Platform.get();

    // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
    if (requiresTunnel()) {
        makeTunnel(tunnelRequest);
    }

    // Create the wrapper over connected socket.
    socket = route.address.sslSocketFactory.createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
    SSLSocket sslSocket = (SSLSocket) socket;
    if (route.modernTls) {
        platform.enableTlsExtensions(sslSocket, route.address.uriHost);
    } else {
        platform.supportTlsIntolerantServer(sslSocket);
    }

    boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
    if (useNpn) {
        platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
    }

    // Force handshake. This can throw!
    sslSocket.startHandshake();

    // Verify that the socket's certificates are acceptable for the target host.
    if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
        throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
    }

    out = sslSocket.getOutputStream();
    in = sslSocket.getInputStream();

    byte[] selectedProtocol;
    if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
        if (Arrays.equals(selectedProtocol, SPDY3)) {
            sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
            spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out).build();
            spdyConnection.sendConnectionHeader();
        } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
            throw new IOException("Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
        }
    }
}

源代码4 项目： bluemix-parking-meter 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码5 项目： reader 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码6 项目： reader 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码7 项目： cordova-amazon-fireos 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码8 项目： phonegapbootcampsite 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码9 项目： CordovaYoutubeVideoPlayer 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码10 项目： cordova-android-chromeview 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  if (route.modernTls) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();

  byte[] selectedProtocol;
  if (route.modernTls
      && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码11 项目： wildfly-samples 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码12 项目： phonegap-plugin-loading-spinner 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  if (route.modernTls) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();

  byte[] selectedProtocol;
  if (route.modernTls
      && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

源代码13 项目： crosswalk-cordova-android 文件： Connection.java

/**
 * Create an {@code SSLSocket} and perform the TLS handshake and certificate
 * validation.
 */
private void upgradeToTls(TunnelRequest tunnelRequest) throws IOException {
  Platform platform = Platform.get();

  // Make an SSL Tunnel on the first message pair of each SSL + proxy connection.
  if (requiresTunnel()) {
    makeTunnel(tunnelRequest);
  }

  // Create the wrapper over connected socket.
  socket = route.address.sslSocketFactory
      .createSocket(socket, route.address.uriHost, route.address.uriPort, true /* autoClose */);
  SSLSocket sslSocket = (SSLSocket) socket;
  if (route.modernTls) {
    platform.enableTlsExtensions(sslSocket, route.address.uriHost);
  } else {
    platform.supportTlsIntolerantServer(sslSocket);
  }

  boolean useNpn = route.modernTls && route.address.transports.contains("spdy/3");
  if (useNpn) {
    platform.setNpnProtocols(sslSocket, NPN_PROTOCOLS);
  }

  // Force handshake. This can throw!
  sslSocket.startHandshake();

  // Verify that the socket's certificates are acceptable for the target host.
  if (!route.address.hostnameVerifier.verify(route.address.uriHost, sslSocket.getSession())) {
    throw new IOException("Hostname '" + route.address.uriHost + "' was not verified");
  }

  out = sslSocket.getOutputStream();
  in = sslSocket.getInputStream();
  streamWrapper();

  byte[] selectedProtocol;
  if (useNpn && (selectedProtocol = platform.getNpnSelectedProtocol(sslSocket)) != null) {
    if (Arrays.equals(selectedProtocol, SPDY3)) {
      sslSocket.setSoTimeout(0); // SPDY timeouts are set per-stream.
      spdyConnection = new SpdyConnection.Builder(route.address.getUriHost(), true, in, out)
          .build();
      spdyConnection.sendConnectionHeader();
    } else if (!Arrays.equals(selectedProtocol, HTTP_11)) {
      throw new IOException(
          "Unexpected NPN transport " + new String(selectedProtocol, "ISO-8859-1"));
    }
  }
}

方法所在类

com.squareup.okhttp.internal.Platform