コード例 #1
0
  @VisibleForTesting
  static void prepareHeaders(
      Metadata headers,
      CallOptions callOptions,
      String userAgent,
      DecompressorRegistry decompressorRegistry,
      Compressor compressor) {
    // Fill out the User-Agent header.
    headers.removeAll(USER_AGENT_KEY);
    if (userAgent != null) {
      headers.put(USER_AGENT_KEY, userAgent);
    }

    headers.removeAll(MESSAGE_ENCODING_KEY);
    if (compressor != Codec.Identity.NONE) {
      headers.put(MESSAGE_ENCODING_KEY, compressor.getMessageEncoding());
    }

    headers.removeAll(MESSAGE_ACCEPT_ENCODING_KEY);
    if (!decompressorRegistry.getAdvertisedMessageEncodings().isEmpty()) {
      String acceptEncoding =
          ACCEPT_ENCODING_JOINER.join(decompressorRegistry.getAdvertisedMessageEncodings());
      headers.put(MESSAGE_ACCEPT_ENCODING_KEY, acceptEncoding);
    }
  }
コード例 #2
0
 private void writeStatusToTrailers(Status status) {
   stashedTrailers.removeAll(Status.CODE_KEY);
   stashedTrailers.removeAll(Status.MESSAGE_KEY);
   stashedTrailers.put(Status.CODE_KEY, status);
   if (status.getDescription() != null) {
     stashedTrailers.put(Status.MESSAGE_KEY, status.getDescription());
   }
 }
コード例 #3
0
  @Override
  public final void writeHeaders(Metadata headers) {
    Preconditions.checkNotNull(headers, "headers");
    headers.removeAll(MESSAGE_ENCODING_KEY);
    if (messageEncoding != null) {
      headers.put(MESSAGE_ENCODING_KEY, messageEncoding);
    }
    headers.removeAll(MESSAGE_ACCEPT_ENCODING_KEY);
    if (!decompressorRegistry().getAdvertisedMessageEncodings().isEmpty()) {
      String acceptEncoding =
          ACCEPT_ENCODING_JOINER.join(decompressorRegistry().getAdvertisedMessageEncodings());
      headers.put(MESSAGE_ACCEPT_ENCODING_KEY, acceptEncoding);
    }

    outboundPhase(Phase.HEADERS);
    headersSent = true;
    internalSendHeaders(headers);
    outboundPhase(Phase.MESSAGE);
  }
コード例 #4
0
  /** Based on the deadline, calculate and set the timeout to the given headers. */
  private static void updateTimeoutHeaders(
      @Nullable Deadline effectiveDeadline,
      @Nullable Deadline callDeadline,
      @Nullable Deadline outerCallDeadline,
      Metadata headers) {
    headers.removeAll(TIMEOUT_KEY);

    if (effectiveDeadline == null) {
      return;
    }

    long effectiveTimeout = max(0, effectiveDeadline.timeRemaining(TimeUnit.NANOSECONDS));
    headers.put(TIMEOUT_KEY, effectiveTimeout);

    logIfContextNarrowedTimeout(
        effectiveTimeout, effectiveDeadline, outerCallDeadline, callDeadline);
  }