Java HttpsURLConnection.getServerCertificates方法代码示例

import javax.net.ssl.HttpsURLConnection; //导入方法依赖的package包/类
private void processResponseCertificates(HttpURLConnection con, Response response) throws SSLPeerUnverifiedException {
  if (con instanceof HttpsURLConnection) {
    try {
      HttpsURLConnection secureConn = (HttpsURLConnection) con;
      response.cipherSuite = secureConn.getCipherSuite();
      response.serverCertificates = secureConn.getServerCertificates();
      response.clientCertificates = secureConn.getLocalCertificates();
    } catch (IllegalStateException e) {
      // If the response is not a 200, getting response certificates will fail with the (misleading) message
      // "connection not yet open". Ignore this.
    }
  }
}
 

import javax.net.ssl.HttpsURLConnection; //导入方法依赖的package包/类
/**
 * Creates an OkHttp {@link Response} using the supplied {@link URI} and {@link URLConnection} to
 * supply the data. The URLConnection is assumed to already be connected. If this method returns
 * {@code null} the response is uncacheable.
 */
public static Response createOkResponseForCachePut(URI uri, URLConnection urlConnection)
    throws IOException {

  HttpURLConnection httpUrlConnection = (HttpURLConnection) urlConnection;

  Response.Builder okResponseBuilder = new Response.Builder();

  // Request: Create one from the URL connection.
  Headers responseHeaders = createHeaders(urlConnection.getHeaderFields());
  // Some request headers are needed for Vary caching.
  Headers varyHeaders = varyHeaders(urlConnection, responseHeaders);
  if (varyHeaders == null) {
    return null;
  }

  // OkHttp's Call API requires a placeholder body; the real body will be streamed separately.
  String requestMethod = httpUrlConnection.getRequestMethod();
  RequestBody placeholderBody = HttpMethod.requiresRequestBody(requestMethod)
      ? Util.EMPTY_REQUEST
      : null;

  Request okRequest = new Request.Builder()
      .url(uri.toString())
      .method(requestMethod, placeholderBody)
      .headers(varyHeaders)
      .build();
  okResponseBuilder.request(okRequest);

  // Status line
  StatusLine statusLine = StatusLine.parse(extractStatusLine(httpUrlConnection));
  okResponseBuilder.protocol(statusLine.protocol);
  okResponseBuilder.code(statusLine.code);
  okResponseBuilder.message(statusLine.message);

  // A network response is required for the Cache to find any Vary headers it needs.
  Response networkResponse = okResponseBuilder.build();
  okResponseBuilder.networkResponse(networkResponse);

  // Response headers
  Headers okHeaders = extractOkResponseHeaders(httpUrlConnection, okResponseBuilder);
  okResponseBuilder.headers(okHeaders);

  // Response body
  ResponseBody okBody = createOkBody(urlConnection);
  okResponseBuilder.body(okBody);

  // Handle SSL handshake information as needed.
  if (httpUrlConnection instanceof HttpsURLConnection) {
    HttpsURLConnection httpsUrlConnection = (HttpsURLConnection) httpUrlConnection;

    Certificate[] peerCertificates;
    try {
      peerCertificates = httpsUrlConnection.getServerCertificates();
    } catch (SSLPeerUnverifiedException e) {
      peerCertificates = null;
    }

    Certificate[] localCertificates = httpsUrlConnection.getLocalCertificates();

    String cipherSuiteString = httpsUrlConnection.getCipherSuite();
    CipherSuite cipherSuite = CipherSuite.forJavaName(cipherSuiteString);
    Handshake handshake = Handshake.get(null, cipherSuite,
        nullSafeImmutableList(peerCertificates), nullSafeImmutableList(localCertificates));
    okResponseBuilder.handshake(handshake);
  }

  return okResponseBuilder.build();
}
 

import javax.net.ssl.HttpsURLConnection; //导入方法依赖的package包/类
/**
 * Creates an OkHttp {@link Response} using the supplied {@link URI} and {@link URLConnection} to
 * supply the data. The URLConnection is assumed to already be connected. If this method returns
 * {@code null} the response is uncacheable.
 */
public static Response createOkResponseForCachePut(URI uri, URLConnection urlConnection)
    throws IOException {

  HttpURLConnection httpUrlConnection = (HttpURLConnection) urlConnection;

  Response.Builder okResponseBuilder = new Response.Builder();

  // Request: Create one from the URL connection.
  Headers responseHeaders = createHeaders(urlConnection.getHeaderFields());
  // Some request headers are needed for Vary caching.
  Headers varyHeaders = varyHeaders(urlConnection, responseHeaders);
  if (varyHeaders == null) {
    return null;
  }

  // OkHttp's Call API requires a placeholder body; the real body will be streamed separately.
  String requestMethod = httpUrlConnection.getRequestMethod();
  RequestBody placeholderBody = HttpMethod.requiresRequestBody(requestMethod)
      ? Util.EMPTY_REQUEST
      : null;

  Request okRequest = new Request.Builder()
      .url(uri.toString())
      .method(requestMethod, placeholderBody)
      .headers(varyHeaders)
      .build();
  okResponseBuilder.request(okRequest);

  // Status line
  StatusLine statusLine = StatusLine.parse(extractStatusLine(httpUrlConnection));
  okResponseBuilder.protocol(statusLine.protocol);
  okResponseBuilder.code(statusLine.code);
  okResponseBuilder.message(statusLine.message);

  // A network response is required for the Cache to find any Vary headers it needs.
  Response networkResponse = okResponseBuilder.build();
  okResponseBuilder.networkResponse(networkResponse);

  // Response headers
  Headers okHeaders = extractOkResponseHeaders(httpUrlConnection, okResponseBuilder);
  okResponseBuilder.headers(okHeaders);

  // Response body
  ResponseBody okBody = createOkBody(urlConnection);
  okResponseBuilder.body(okBody);

  // Handle SSL handshake information as needed.
  if (httpUrlConnection instanceof HttpsURLConnection) {
    HttpsURLConnection httpsUrlConnection = (HttpsURLConnection) httpUrlConnection;

    Certificate[] peerCertificates;
    try {
      peerCertificates = httpsUrlConnection.getServerCertificates();
    } catch (SSLPeerUnverifiedException e) {
      peerCertificates = null;
    }

    Certificate[] localCertificates = httpsUrlConnection.getLocalCertificates();

    String cipherSuiteString = httpsUrlConnection.getCipherSuite();
    CipherSuite cipherSuite = CipherSuite.forJavaName(cipherSuiteString);
    Handshake handshake = Handshake.get(TlsVersion.SSL_3_0, cipherSuite,
        nullSafeImmutableList(peerCertificates), nullSafeImmutableList(localCertificates));
    okResponseBuilder.handshake(handshake);
  }

  return okResponseBuilder.build();
}