Example usage for io.netty.buffer ByteBuf readLong

Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf readLong.

Prototype

public abstract long readLong();

Source Link

Document

Gets a 64-bit integer at the current readerIndex and increases the readerIndex by 8 in this buffer.

Usage

From source file:org.apache.jackrabbit.oak.plugins.segment.standby.codec.ReplyDecoder.java

License:Apache License

private IdArrayBasedBlob decodeBlob(ByteBuf in, int length, byte type) {
    int inIdLen = in.readInt();
    byte[] bid = new byte[inIdLen];
    in.readBytes(bid);//from  w  ww  .ja  v a  2  s  .co  m
    String id = new String(bid, Charset.forName("UTF-8"));

    long hash = in.readLong();
    // #readBytes throws a 'REPLAY' exception if there are not enough bytes
    // available for reading
    ByteBuf data = in.readBytes(length);
    byte[] blob;
    if (data.hasArray()) {
        blob = data.array();
    } else {
        blob = new byte[length];
        data.readBytes(blob);
    }

    Hasher hasher = Hashing.murmur3_32().newHasher();
    long check = hasher.putBytes(blob).hash().padToLong();
    if (hash == check) {
        log.debug("received blob with id {} and size {}", id, blob.length);
        return new IdArrayBasedBlob(blob, id);
    }
    log.debug("received corrupted binary {}, ignoring", id);
    return null;
}

From source file:org.apache.jackrabbit.oak.plugins.segment.standby.codec.SegmentDecoder.java

License:Apache License

@Override
protected Object decode(ChannelHandlerContext ctx, ByteBuf in) throws Exception {
    ByteBuf frame = (ByteBuf) super.decode(ctx, in);
    if (frame == null) {
        return null;
    }/* ww  w  .j av  a  2  s  . c o m*/
    int len = frame.readInt();
    byte type = frame.readByte();
    long msb = frame.readLong();
    long lsb = frame.readLong();
    long hash = frame.readLong();
    byte[] segment = new byte[len - 25];
    frame.getBytes(29, segment);
    Hasher hasher = Hashing.murmur3_32().newHasher();
    long check = hasher.putBytes(segment).hash().padToLong();
    if (hash == check) {
        SegmentId id = new SegmentId(store.getTracker(), msb, lsb);
        Segment s = new Segment(store.getTracker(), id, ByteBuffer.wrap(segment));
        log.debug("received type {} with id {} and size {}", type, id, s.size());
        return s;
    }
    log.debug("received corrupted segment {}, ignoring", new UUID(msb, lsb));
    return null;

}

From source file:org.apache.servicecomb.transport.highway.TestHighwayClient.java

License:Apache License

@Test
public void testCreateLogin(@Mocked NetClientWrapper netClientWrapper) throws Exception {
    ProtobufCompatibleUtils.init();//from   ww w  .  j a  va2 s  .c  o  m

    HighwayClientConnection connection = new HighwayClientConnection(null, netClientWrapper,
            "highway://127.0.0.1:7890");
    TcpOutputStream os = connection.createLogin();
    ByteBuf buf = os.getBuffer().getByteBuf();

    byte[] magic = new byte[TcpParser.TCP_MAGIC.length];
    buf.readBytes(magic);
    Assert.assertArrayEquals(TcpParser.TCP_MAGIC, magic);
    Assert.assertEquals(os.getMsgId(), buf.readLong());

    int start = TcpParser.TCP_HEADER_LENGTH;
    int totalLen = buf.readInt();
    int headerLen = buf.readInt();
    Buffer headerBuffer = os.getBuffer().slice(start, start + headerLen);
    int end = start + totalLen;
    start += headerLen;
    Buffer bodyBuffer = os.getBuffer().slice(start, end);

    RequestHeader header = RequestHeader.readObject(headerBuffer);
    Assert.assertEquals(MsgType.LOGIN, header.getMsgType());

    LoginRequest login = LoginRequest.readObject(bodyBuffer);
    Assert.assertEquals(Const.HIGHWAY, login.getProtocol());
}

From source file:org.apache.spark.network.protocol.MessageWithHeaderSuite.java

License:Apache License

@Test
public void testByteBufBody() throws Exception {
    ByteBuf header = Unpooled.copyLong(42);
    ByteBuf bodyPassedToNettyManagedBuffer = Unpooled.copyLong(84);
    assertEquals(1, header.refCnt());/*from   w ww  .java 2s  . c o  m*/
    assertEquals(1, bodyPassedToNettyManagedBuffer.refCnt());
    ManagedBuffer managedBuf = new NettyManagedBuffer(bodyPassedToNettyManagedBuffer);

    Object body = managedBuf.convertToNetty();
    assertEquals(2, bodyPassedToNettyManagedBuffer.refCnt());
    assertEquals(1, header.refCnt());

    MessageWithHeader msg = new MessageWithHeader(managedBuf, header, body, managedBuf.size());
    ByteBuf result = doWrite(msg, 1);
    assertEquals(msg.count(), result.readableBytes());
    assertEquals(42, result.readLong());
    assertEquals(84, result.readLong());

    assertTrue(msg.release());
    assertEquals(0, bodyPassedToNettyManagedBuffer.refCnt());
    assertEquals(0, header.refCnt());
}

From source file:org.apache.spark.network.protocol.MessageWithHeaderSuite.java

License:Apache License

private void testFileRegionBody(int totalWrites, int writesPerCall) throws Exception {
    ByteBuf header = Unpooled.copyLong(42);
    int headerLength = header.readableBytes();
    TestFileRegion region = new TestFileRegion(totalWrites, writesPerCall);
    MessageWithHeader msg = new MessageWithHeader(null, header, region, region.count());

    ByteBuf result = doWrite(msg, totalWrites / writesPerCall);
    assertEquals(headerLength + region.count(), result.readableBytes());
    assertEquals(42, result.readLong());
    for (long i = 0; i < 8; i++) {
        assertEquals(i, result.readLong());
    }/*  w  ww. j a v a  2  s .  c  om*/
    assertTrue(msg.release());
}

From source file:org.apache.spark.network.protocol.UploadStream.java

License:Apache License

public static UploadStream decode(ByteBuf buf) {
    long requestId = buf.readLong();
    int metaSize = buf.readInt();
    ManagedBuffer meta = new NettyManagedBuffer(buf.readRetainedSlice(metaSize));
    long bodyByteCount = buf.readLong();
    // This is called by the frame decoder, so the data is still null.  We need a StreamInterceptor
    // to read the data.
    return new UploadStream(requestId, meta, bodyByteCount);
}

From source file:org.apache.spark.network.shuffle.protocol.mesos.RegisterDriver.java

License:Apache License

public static RegisterDriver decode(ByteBuf buf) {
    String appId = Encoders.Strings.decode(buf);
    long heartbeatTimeout = buf.readLong();
    return new RegisterDriver(appId, heartbeatTimeout);
}

From source file:org.apache.spark.network.shuffle.protocol.StreamHandle.java

License:Apache License

public static StreamHandle decode(ByteBuf buf) {
    long streamId = buf.readLong();
    int numChunks = buf.readInt();
    return new StreamHandle(streamId, numChunks);
}

From source file:org.blockartistry.mod.DynSurround.network.PacketAurora.java

License:MIT License

public void fromBytes(final ByteBuf buf) {
    this.dimension = buf.readInt();
    this.seed = buf.readLong();
    this.posX = buf.readInt();
    this.posZ = buf.readInt();
    this.colorSet = buf.readByte();
    this.preset = buf.readByte();
}

From source file:org.blockartistry.mod.DynSurround.network.PacketHealthChange.java

License:MIT License

@Override
public void fromBytes(final ByteBuf buf) {
    this.entityId = new UUID(buf.readLong(), buf.readLong());
    this.posX = buf.readFloat();
    this.posY = buf.readFloat();
    this.posZ = buf.readFloat();
    this.isCritical = buf.readBoolean();
    this.amount = buf.readInt();
}