Android Open Source - android Spdy Transport






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License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * Copyright (C) 2012 The Android Open Source Project
 *//w  w  w  .  j a  va2s .c o m
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.squareup.okhttp.internal.http;

import com.squareup.okhttp.internal.spdy.ErrorCode;
import com.squareup.okhttp.internal.spdy.SpdyConnection;
import com.squareup.okhttp.internal.spdy.SpdyStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.CacheRequest;
import java.net.URL;
import java.util.List;

public final class SpdyTransport implements Transport {
  private final HttpEngine httpEngine;
  private final SpdyConnection spdyConnection;
  private SpdyStream stream;

  public SpdyTransport(HttpEngine httpEngine, SpdyConnection spdyConnection) {
    this.httpEngine = httpEngine;
    this.spdyConnection = spdyConnection;
  }

  @Override public OutputStream createRequestBody() throws IOException {
    long fixedContentLength = httpEngine.policy.getFixedContentLength();
    if (fixedContentLength != -1) {
      httpEngine.requestHeaders.setContentLength(fixedContentLength);
    }
    // TODO: if we aren't streaming up to the server, we should buffer the whole request
    writeRequestHeaders();
    return stream.getOutputStream();
  }

  @Override public void writeRequestHeaders() throws IOException {
    if (stream != null) {
      return;
    }
    httpEngine.writingRequestHeaders();
    RawHeaders requestHeaders = httpEngine.requestHeaders.getHeaders();
    String version = httpEngine.connection.getHttpMinorVersion() == 1 ? "HTTP/1.1" : "HTTP/1.0";
    URL url = httpEngine.policy.getURL();
    requestHeaders.addSpdyRequestHeaders(httpEngine.method, HttpEngine.requestPath(url), version,
        HttpEngine.getOriginAddress(url), httpEngine.uri.getScheme());
    boolean hasRequestBody = httpEngine.hasRequestBody();
    boolean hasResponseBody = true;
    stream = spdyConnection.newStream(requestHeaders.toNameValueBlock(), hasRequestBody,
        hasResponseBody);
    stream.setReadTimeout(httpEngine.client.getReadTimeout());
  }

  @Override public void writeRequestBody(RetryableOutputStream requestBody) throws IOException {
    throw new UnsupportedOperationException();
  }

  @Override public void flushRequest() throws IOException {
    stream.getOutputStream().close();
  }

  @Override public ResponseHeaders readResponseHeaders() throws IOException {
    List<String> nameValueBlock = stream.getResponseHeaders();
    RawHeaders rawHeaders = RawHeaders.fromNameValueBlock(nameValueBlock);
    httpEngine.receiveHeaders(rawHeaders);

    ResponseHeaders headers = new ResponseHeaders(httpEngine.uri, rawHeaders);
    headers.setTransport("spdy/3");
    return headers;
  }

  @Override public InputStream getTransferStream(CacheRequest cacheRequest) throws IOException {
    return new UnknownLengthHttpInputStream(stream.getInputStream(), cacheRequest, httpEngine);
  }

  @Override public boolean makeReusable(boolean streamCanceled, OutputStream requestBodyOut,
      InputStream responseBodyIn) {
    if (streamCanceled) {
      if (stream != null) {
        stream.closeLater(ErrorCode.CANCEL);
        return true;
      } else {
        // If stream is null, it either means that writeRequestHeaders wasn't called
        // or that SpdyConnection#newStream threw an IOException. In both cases there's
        // nothing to do here and this stream can't be reused.
        return false;
      }
    }
    return true;
  }
}




Java Source Code List

com.phonegap.helloworld.BuildConfig.java
com.phonegap.helloworld.HelloWorld.java
com.squareup.okhttp.Address.java
com.squareup.okhttp.ConnectionPool.java
com.squareup.okhttp.Connection.java
com.squareup.okhttp.Dispatcher.java
com.squareup.okhttp.Failure.java
com.squareup.okhttp.HttpResponseCache.java
com.squareup.okhttp.Job.java
com.squareup.okhttp.MediaType.java
com.squareup.okhttp.OkAuthenticator.java
com.squareup.okhttp.OkHttpClient.java
com.squareup.okhttp.OkResponseCache.java
com.squareup.okhttp.Request.java
com.squareup.okhttp.ResponseSource.java
com.squareup.okhttp.Response.java
com.squareup.okhttp.RouteDatabase.java
com.squareup.okhttp.Route.java
com.squareup.okhttp.TunnelRequest.java
com.squareup.okhttp.internal.AbstractOutputStream.java
com.squareup.okhttp.internal.Base64.java
com.squareup.okhttp.internal.DiskLruCache.java
com.squareup.okhttp.internal.Dns.java
com.squareup.okhttp.internal.FaultRecoveringOutputStream.java
com.squareup.okhttp.internal.NamedRunnable.java
com.squareup.okhttp.internal.Platform.java
com.squareup.okhttp.internal.StrictLineReader.java
com.squareup.okhttp.internal.Util.java
com.squareup.okhttp.internal.http.AbstractHttpInputStream.java
com.squareup.okhttp.internal.http.HeaderParser.java
com.squareup.okhttp.internal.http.HttpAuthenticator.java
com.squareup.okhttp.internal.http.HttpDate.java
com.squareup.okhttp.internal.http.HttpEngine.java
com.squareup.okhttp.internal.http.HttpTransport.java
com.squareup.okhttp.internal.http.HttpURLConnectionImpl.java
com.squareup.okhttp.internal.http.HttpsEngine.java
com.squareup.okhttp.internal.http.HttpsURLConnectionImpl.java
com.squareup.okhttp.internal.http.OkResponseCacheAdapter.java
com.squareup.okhttp.internal.http.Policy.java
com.squareup.okhttp.internal.http.RawHeaders.java
com.squareup.okhttp.internal.http.RequestHeaders.java
com.squareup.okhttp.internal.http.ResponseHeaders.java
com.squareup.okhttp.internal.http.RetryableOutputStream.java
com.squareup.okhttp.internal.http.RouteSelector.java
com.squareup.okhttp.internal.http.SpdyTransport.java
com.squareup.okhttp.internal.http.Transport.java
com.squareup.okhttp.internal.http.UnknownLengthHttpInputStream.java
com.squareup.okhttp.internal.spdy.ErrorCode.java
com.squareup.okhttp.internal.spdy.FrameReader.java
com.squareup.okhttp.internal.spdy.FrameWriter.java
com.squareup.okhttp.internal.spdy.HeadersMode.java
com.squareup.okhttp.internal.spdy.Hpack.java
com.squareup.okhttp.internal.spdy.Http20Draft06.java
com.squareup.okhttp.internal.spdy.IncomingStreamHandler.java
com.squareup.okhttp.internal.spdy.NameValueBlockReader.java
com.squareup.okhttp.internal.spdy.Ping.java
com.squareup.okhttp.internal.spdy.Settings.java
com.squareup.okhttp.internal.spdy.Spdy3.java
com.squareup.okhttp.internal.spdy.SpdyConnection.java
com.squareup.okhttp.internal.spdy.SpdyStream.java
com.squareup.okhttp.internal.spdy.Variant.java
com.squareup.okhttp.internal.tls.DistinguishedNameParser.java
com.squareup.okhttp.internal.tls.OkHostnameVerifier.java
org.apache.cordova.App.java
org.apache.cordova.AuthenticationToken.java
org.apache.cordova.BuildConfig.java
org.apache.cordova.CallbackContext.java
org.apache.cordova.Config.java
org.apache.cordova.CordovaActivity.java
org.apache.cordova.CordovaArgs.java
org.apache.cordova.CordovaChromeClient.java
org.apache.cordova.CordovaInterface.java
org.apache.cordova.CordovaPlugin.java
org.apache.cordova.CordovaResourceApi.java
org.apache.cordova.CordovaUriHelper.java
org.apache.cordova.CordovaWebViewClient.java
org.apache.cordova.CordovaWebView.java
org.apache.cordova.DirectoryManager.java
org.apache.cordova.DroidGap.java
org.apache.cordova.ExifHelper.java
org.apache.cordova.ExposedJsApi.java
org.apache.cordova.FileHelper.java
org.apache.cordova.IceCreamCordovaWebViewClient.java
org.apache.cordova.JSONUtils.java
org.apache.cordova.LOG.java
org.apache.cordova.LinearLayoutSoftKeyboardDetect.java
org.apache.cordova.NativeToJsMessageQueue.java
org.apache.cordova.PluginEntry.java
org.apache.cordova.PluginManager.java
org.apache.cordova.PluginResult.java
org.apache.cordova.ScrollEvent.java
org.apache.cordova.Whitelist.java