Examples with Entry org.eclipse.jetty.http2.hpack.HpackContext.Entry used on opensource projects

Example 1 with Entry

use of org.eclipse.jetty.http2.hpack.HpackContext.Entry in project jetty.project by eclipse.

the class HpackContextTest method testGetAddStatic.

@Test
public void testGetAddStatic() {
    HpackContext ctx = new HpackContext(4096);
    // Look for the field.  Should find static version.
    HttpField methodGet = new HttpField(":method", "GET");
    assertEquals(methodGet, ctx.get(methodGet).getHttpField());
    assertTrue(ctx.get(methodGet).isStatic());
    // Add static version to dynamic table
    Entry e0 = ctx.add(ctx.get(methodGet).getHttpField());
    // Look again and should see dynamic version
    assertEquals(methodGet, ctx.get(methodGet).getHttpField());
    assertFalse(methodGet == ctx.get(methodGet).getHttpField());
    assertFalse(ctx.get(methodGet).isStatic());
    // Duplicates allows
    Entry e1 = ctx.add(ctx.get(methodGet).getHttpField());
    // Look again and should see dynamic version
    assertEquals(methodGet, ctx.get(methodGet).getHttpField());
    assertFalse(methodGet == ctx.get(methodGet).getHttpField());
    assertFalse(ctx.get(methodGet).isStatic());
    assertFalse(e0 == e1);
}

Example 2 with Entry

use of org.eclipse.jetty.http2.hpack.HpackContext.Entry in project jetty.project by eclipse.

the class HpackContextTest method testStaticHuffmanValues.

@Test
public void testStaticHuffmanValues() {
    HpackContext ctx = new HpackContext(4096);
    for (int i = 2; i <= 14; i++) {
        Entry entry = ctx.get(i);
        assertTrue(entry.isStatic());
        ByteBuffer buffer = ByteBuffer.wrap(entry.getStaticHuffmanValue());
        int huff = 0xff & buffer.get();
        assertTrue((0x80 & huff) == 0x80);
        int len = NBitInteger.decode(buffer, 7);
        assertEquals(len, buffer.remaining());
        String value = Huffman.decode(buffer);
        assertEquals(entry.getHttpField().getValue(), value);
    }
}

Example 3 with Entry

use of org.eclipse.jetty.http2.hpack.HpackContext.Entry in project jetty.project by eclipse.

the class HpackContextTest method testStaticName.

@Test
public void testStaticName() {
    HpackContext ctx = new HpackContext(4096);
    Entry entry = ctx.get(":method");
    assertEquals(":method", entry.getHttpField().getName());
    Assert.assertTrue(entry.isStatic());
    Assert.assertThat(entry.toString(), Matchers.startsWith("{S,2,:method: "));
}

Example 4 with Entry

use of org.eclipse.jetty.http2.hpack.HpackContext.Entry in project jetty.project by eclipse.

the class HTTP2Session method newStream.

@Override
public void newStream(HeadersFrame frame, Promise<Stream> promise, Stream.Listener listener) {
    // Synchronization is necessary to atomically create
    // the stream id and enqueue the frame to be sent.
    boolean queued;
    synchronized (this) {
        int streamId = frame.getStreamId();
        if (streamId <= 0) {
            streamId = streamIds.getAndAdd(2);
            PriorityFrame priority = frame.getPriority();
            priority = priority == null ? null : new PriorityFrame(streamId, priority.getParentStreamId(), priority.getWeight(), priority.isExclusive());
            frame = new HeadersFrame(streamId, frame.getMetaData(), priority, frame.isEndStream());
        }
        final IStream stream = createLocalStream(streamId, promise);
        if (stream == null)
            return;
        stream.setListener(listener);
        ControlEntry entry = new ControlEntry(frame, stream, new PromiseCallback<>(promise, stream));
        queued = flusher.append(entry);
    }
    // Iterate outside the synchronized block.
    if (queued)
        flusher.iterate();
}

Example 5 with Entry

use of org.eclipse.jetty.http2.hpack.HpackContext.Entry in project jetty.project by eclipse.

the class HTTP2Session method onSettings.

public void onSettings(SettingsFrame frame, boolean reply) {
    if (LOG.isDebugEnabled())
        LOG.debug("Received {}", frame);
    if (frame.isReply())
        return;
    // Iterate over all settings
    for (Map.Entry<Integer, Integer> entry : frame.getSettings().entrySet()) {
        int key = entry.getKey();
        int value = entry.getValue();
        switch(key) {
            case SettingsFrame.HEADER_TABLE_SIZE:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update HPACK header table size to {} for {}", value, this);
                    generator.setHeaderTableSize(value);
                    break;
                }
            case SettingsFrame.ENABLE_PUSH:
                {
                    // SPEC: check the value is sane.
                    if (value != 0 && value != 1) {
                        onConnectionFailure(ErrorCode.PROTOCOL_ERROR.code, "invalid_settings_enable_push");
                        return;
                    }
                    pushEnabled = value == 1;
                    if (LOG.isDebugEnabled())
                        LOG.debug("{} push for {}", pushEnabled ? "Enable" : "Disable", this);
                    break;
                }
            case SettingsFrame.MAX_CONCURRENT_STREAMS:
                {
                    maxLocalStreams = value;
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update max local concurrent streams to {} for {}", maxLocalStreams, this);
                    break;
                }
            case SettingsFrame.INITIAL_WINDOW_SIZE:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update initial window size to {} for {}", value, this);
                    flowControl.updateInitialStreamWindow(this, value, false);
                    break;
                }
            case SettingsFrame.MAX_FRAME_SIZE:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update max frame size to {} for {}", value, this);
                    // SPEC: check the max frame size is sane.
                    if (value < Frame.DEFAULT_MAX_LENGTH || value > Frame.MAX_MAX_LENGTH) {
                        onConnectionFailure(ErrorCode.PROTOCOL_ERROR.code, "invalid_settings_max_frame_size");
                        return;
                    }
                    generator.setMaxFrameSize(value);
                    break;
                }
            case SettingsFrame.MAX_HEADER_LIST_SIZE:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Update max header list size to {} for {}", value, this);
                    generator.setMaxHeaderListSize(value);
                    break;
                }
            default:
                {
                    if (LOG.isDebugEnabled())
                        LOG.debug("Unknown setting {}:{} for {}", key, value, this);
                    break;
                }
        }
    }
    notifySettings(this, frame);
    if (reply) {
        SettingsFrame replyFrame = new SettingsFrame(Collections.emptyMap(), true);
        settings(replyFrame, Callback.NOOP);
    }
}