Examples with CompositeByteBuf org.apache.flink.shaded.netty4.io.netty.buffer.CompositeByteBuf used on opensource projects

Example 66 with CompositeByteBuf

use of org.apache.flink.shaded.netty4.io.netty.buffer.CompositeByteBuf in project alluxio by Alluxio.

the class GrpcSerializationUtils method getByteBufFromReadableBuffer.

/**
 * Gets a Netty buffer directly from a gRPC ReadableBuffer.
 *
 * @param buffer the input buffer
 * @return the raw ByteBuf, or null if the ByteBuf cannot be extracted
 */
public static ByteBuf getByteBufFromReadableBuffer(ReadableBuffer buffer) {
    if (!sZeroCopyReceiveSupported) {
        return null;
    }
    try {
        if (buffer instanceof CompositeReadableBuffer) {
            Queue<ReadableBuffer> buffers = (Queue<ReadableBuffer>) sCompositeBuffers.get(buffer);
            if (buffers.size() == 1) {
                return getByteBufFromReadableBuffer(buffers.peek());
            } else {
                CompositeByteBuf buf = PooledByteBufAllocator.DEFAULT.compositeBuffer();
                for (ReadableBuffer readableBuffer : buffers) {
                    ByteBuf subBuffer = getByteBufFromReadableBuffer(readableBuffer);
                    if (subBuffer == null) {
                        return null;
                    }
                    buf.addComponent(true, subBuffer);
                }
                return buf;
            }
        } else if (buffer.getClass().equals(sReadableByteBuf.getDeclaringClass())) {
            return (ByteBuf) sReadableByteBuf.get(buffer);
        }
    } catch (Exception e) {
        LOG.warn("Failed to get data buffer from stream: {}.", e.toString());
        return null;
    }
    return null;
}

Example 67 with CompositeByteBuf

use of org.apache.flink.shaded.netty4.io.netty.buffer.CompositeByteBuf in project netty by netty.

the class HttpObjectAggregatorTest method checkContentBuffer.

private static void checkContentBuffer(FullHttpRequest aggregatedMessage) {
    CompositeByteBuf buffer = (CompositeByteBuf) aggregatedMessage.content();
    assertEquals(2, buffer.numComponents());
    List<ByteBuf> buffers = buffer.decompose(0, buffer.capacity());
    assertEquals(2, buffers.size());
    for (ByteBuf buf : buffers) {
        // This should be false as we decompose the buffer before to not have deep hierarchy
        assertFalse(buf instanceof CompositeByteBuf);
    }
    aggregatedMessage.release();
}

Example 68 with CompositeByteBuf

use of org.apache.flink.shaded.netty4.io.netty.buffer.CompositeByteBuf in project netty by netty.

the class SnappyFrameEncoderTest method testStreamStartIsOnlyWrittenOnce.

@Test
public void testStreamStartIsOnlyWrittenOnce() throws Exception {
    ByteBuf in = Unpooled.wrappedBuffer(new byte[] { 'n', 'e', 't', 't', 'y' });
    channel.writeOutbound(in.retain());
    // rewind the buffer to write the same data
    in.resetReaderIndex();
    channel.writeOutbound(in);
    assertTrue(channel.finish());
    ByteBuf expected = Unpooled.wrappedBuffer(new byte[] { (byte) 0xff, 0x06, 0x00, 0x00, 0x73, 0x4e, 0x61, 0x50, 0x70, 0x59, 0x01, 0x09, 0x00, 0x00, 0x6f, -0x68, 0x2e, -0x47, 'n', 'e', 't', 't', 'y', 0x01, 0x09, 0x00, 0x00, 0x6f, -0x68, 0x2e, -0x47, 'n', 'e', 't', 't', 'y' });
    CompositeByteBuf actual = Unpooled.compositeBuffer();
    for (; ; ) {
        ByteBuf m = channel.readOutbound();
        if (m == null) {
            break;
        }
        actual.addComponent(true, m);
    }
    assertEquals(expected, actual);
    expected.release();
    actual.release();
}

Example 69 with CompositeByteBuf

use of org.apache.flink.shaded.netty4.io.netty.buffer.CompositeByteBuf in project netty by netty.

the class BrotliEncoderTest method readDecompressed.

@Override
protected ByteBuf readDecompressed(final int dataLength) throws Exception {
    CompositeByteBuf decompressed = Unpooled.compositeBuffer();
    ByteBuf msg;
    while ((msg = channel.readOutbound()) != null) {
        if (msg.isReadable()) {
            decompressed.addComponent(true, decompress(msg, -1));
        } else {
            msg.release();
        }
    }
    return decompressed;
}

Example 70 with CompositeByteBuf

use of org.apache.flink.shaded.netty4.io.netty.buffer.CompositeByteBuf in project netty by netty.

the class MessageAggregator method decode.

@Override
protected void decode(final ChannelHandlerContext ctx, I msg, List<Object> out) throws Exception {
    assert aggregating;
    if (isStartMessage(msg)) {
        handlingOversizedMessage = false;
        if (currentMessage != null) {
            currentMessage.release();
            currentMessage = null;
            throw new MessageAggregationException();
        }
        @SuppressWarnings("unchecked") S m = (S) msg;
        // Send the continue response if necessary (e.g. 'Expect: 100-continue' header)
        // Check before content length. Failing an expectation may result in a different response being sent.
        Object continueResponse = newContinueResponse(m, maxContentLength, ctx.pipeline());
        if (continueResponse != null) {
            // Cache the write listener for reuse.
            ChannelFutureListener listener = continueResponseWriteListener;
            if (listener == null) {
                continueResponseWriteListener = listener = new ChannelFutureListener() {

                    @Override
                    public void operationComplete(ChannelFuture future) throws Exception {
                        if (!future.isSuccess()) {
                            ctx.fireExceptionCaught(future.cause());
                        }
                    }
                };
            }
            // Make sure to call this before writing, otherwise reference counts may be invalid.
            boolean closeAfterWrite = closeAfterContinueResponse(continueResponse);
            handlingOversizedMessage = ignoreContentAfterContinueResponse(continueResponse);
            final ChannelFuture future = ctx.writeAndFlush(continueResponse).addListener(listener);
            if (closeAfterWrite) {
                future.addListener(ChannelFutureListener.CLOSE);
                return;
            }
            if (handlingOversizedMessage) {
                return;
            }
        } else if (isContentLengthInvalid(m, maxContentLength)) {
            // if content length is set, preemptively close if it's too large
            invokeHandleOversizedMessage(ctx, m);
            return;
        }
        if (m instanceof DecoderResultProvider && !((DecoderResultProvider) m).decoderResult().isSuccess()) {
            O aggregated;
            if (m instanceof ByteBufHolder) {
                aggregated = beginAggregation(m, ((ByteBufHolder) m).content().retain());
            } else {
                aggregated = beginAggregation(m, EMPTY_BUFFER);
            }
            finishAggregation0(aggregated);
            out.add(aggregated);
            return;
        }
        // A streamed message - initialize the cumulative buffer, and wait for incoming chunks.
        CompositeByteBuf content = ctx.alloc().compositeBuffer(maxCumulationBufferComponents);
        if (m instanceof ByteBufHolder) {
            appendPartialContent(content, ((ByteBufHolder) m).content());
        }
        currentMessage = beginAggregation(m, content);
    } else if (isContentMessage(msg)) {
        if (currentMessage == null) {
            // until the begging of the next request/response.
            return;
        }
        // Merge the received chunk into the content of the current message.
        CompositeByteBuf content = (CompositeByteBuf) currentMessage.content();
        @SuppressWarnings("unchecked") final C m = (C) msg;
        // Handle oversized message.
        if (content.readableBytes() > maxContentLength - m.content().readableBytes()) {
            // By convention, full message type extends first message type.
            @SuppressWarnings("unchecked") S s = (S) currentMessage;
            invokeHandleOversizedMessage(ctx, s);
            return;
        }
        // Append the content of the chunk.
        appendPartialContent(content, m.content());
        // Give the subtypes a chance to merge additional information such as trailing headers.
        aggregate(currentMessage, m);
        final boolean last;
        if (m instanceof DecoderResultProvider) {
            DecoderResult decoderResult = ((DecoderResultProvider) m).decoderResult();
            if (!decoderResult.isSuccess()) {
                if (currentMessage instanceof DecoderResultProvider) {
                    ((DecoderResultProvider) currentMessage).setDecoderResult(DecoderResult.failure(decoderResult.cause()));
                }
                last = true;
            } else {
                last = isLastContentMessage(m);
            }
        } else {
            last = isLastContentMessage(m);
        }
        if (last) {
            finishAggregation0(currentMessage);
            // All done
            out.add(currentMessage);
            currentMessage = null;
        }
    } else {
        throw new MessageAggregationException();
    }
}