Example usage for io.netty.buffer ByteBufUtil hexDump

List of usage examples for io.netty.buffer ByteBufUtil hexDump

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Introduction

In this page you can find the example usage for io.netty.buffer ByteBufUtil hexDump.

Prototype

public static String hexDump(byte[] array)

Source Link

Document

Returns a <a href="http://en.wikipedia.org/wiki/Hex_dump">hex dump</a> of the specified byte array.

Usage

From source file:org.traccar.protocol.Vt200ProtocolDecoder.java

License:Apache License

@Override
protected Object decode(Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {

    ByteBuf buf = (ByteBuf) msg;//from  w  w w. jav a2  s.com

    buf.skipBytes(1); // header

    String id = ByteBufUtil.hexDump(buf.readSlice(6));
    DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, id);
    if (deviceSession == null) {
        return null;
    }

    int type = buf.readUnsignedShort();
    buf.readUnsignedShort(); // length

    if (type == 0x2086 || type == 0x2084 || type == 0x2082) {

        Position position = new Position(getProtocolName());
        position.setDeviceId(deviceSession.getDeviceId());

        buf.readUnsignedByte(); // data type
        buf.readUnsignedShort(); // trip id

        position.setTime(decodeDate(buf));

        position.setLatitude(decodeCoordinate(BcdUtil.readInteger(buf, 8)));
        position.setLongitude(decodeCoordinate(BcdUtil.readInteger(buf, 9)));

        int flags = buf.readUnsignedByte();
        position.setValid(BitUtil.check(flags, 0));
        if (!BitUtil.check(flags, 1)) {
            position.setLatitude(-position.getLatitude());
        }
        if (!BitUtil.check(flags, 2)) {
            position.setLongitude(-position.getLongitude());
        }

        position.setSpeed(UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
        position.setCourse(buf.readUnsignedByte() * 2);

        position.set(Position.KEY_SATELLITES, buf.readUnsignedByte());
        position.set(Position.KEY_RSSI, buf.readUnsignedByte());
        position.set(Position.KEY_ODOMETER, buf.readUnsignedInt() * 1000);
        position.set(Position.KEY_STATUS, buf.readUnsignedInt());

        // additional data

        return position;

    } else if (type == 0x3088) {

        Position position = new Position(getProtocolName());
        position.setDeviceId(deviceSession.getDeviceId());

        getLastLocation(position, null);

        buf.readUnsignedShort(); // trip id
        buf.skipBytes(8); // imei
        buf.skipBytes(8); // imsi

        position.set("tripStart", decodeDate(buf).getTime());
        position.set("tripEnd", decodeDate(buf).getTime());
        position.set("drivingTime", buf.readUnsignedShort());

        position.set(Position.KEY_FUEL_CONSUMPTION, buf.readUnsignedInt());
        position.set(Position.KEY_ODOMETER_TRIP, buf.readUnsignedInt());

        position.set("maxSpeed", UnitsConverter.knotsFromKph(buf.readUnsignedByte()));
        position.set("maxRpm", buf.readUnsignedShort());
        position.set("maxTemp", buf.readUnsignedByte() - 40);
        position.set("hardAccelerationCount", buf.readUnsignedByte());
        position.set("hardBrakingCount", buf.readUnsignedByte());

        for (String speedType : Arrays.asList("over", "high", "normal", "low")) {
            position.set(speedType + "SpeedTime", buf.readUnsignedShort());
            position.set(speedType + "SpeedDistance", buf.readUnsignedInt());
            position.set(speedType + "SpeedFuel", buf.readUnsignedInt());
        }

        position.set("idleTime", buf.readUnsignedShort());
        position.set("idleFuel", buf.readUnsignedInt());

        position.set("hardCorneringCount", buf.readUnsignedByte());
        position.set("overspeedCount", buf.readUnsignedByte());
        position.set("overheatCount", buf.readUnsignedShort());
        position.set("laneChangeCount", buf.readUnsignedByte());
        position.set("emergencyRefueling", buf.readUnsignedByte());

        return position;

    }

    return null;
}

From source file:se.sics.kompics.network.netty.DatagramHandler.java

License:Open Source License

@Override
protected void messageReceived(ChannelHandlerContext ctx, DatagramPacket msg) throws Exception {
    try {/*from   www . j a v a 2 s .  c  o m*/
        Object m = Serializers.fromBinary(msg.content(), Optional.absent());
        if (m instanceof Msg) {
            component.deliverMessage((Msg) m);
        } else {
            NettyNetwork.LOG.warn("Got unexpected Datagram message type: {} -> {}",
                    m.getClass().getCanonicalName(), m);
        }
    } catch (Exception e) { // Catch anything...the Serializer could through any kind of weird exception if you get message that were send by someone else
        NettyNetwork.LOG.warn("Got weird Datagram message, ignoring it: {}",
                ByteBufUtil.hexDump(msg.content()));
    }
}

From source file:se.sics.kompics.network.netty.MessageEncoder.java

License:Open Source License

@Override
protected void encode(ChannelHandlerContext ctx, Msg msg, List<Object> outL) throws Exception {
    ByteBuf out = ctx.alloc().buffer(NettyNetwork.INITIAL_BUFFER_SIZE, NettyNetwork.SEND_BUFFER_SIZE);
    NettyNetwork.LOG.trace("Trying to encode outgoing data to {} from {}.", ctx.channel().remoteAddress(),
            ctx.channel().localAddress());
    int startIdx = out.writerIndex();
    out.writeBytes(LENGTH_PLACEHOLDER);//from ww  w . j  av  a2s .  co  m

    Serializers.toBinary(msg, out);

    int endIdx = out.writerIndex();
    int diff = endIdx - startIdx - LENGTH_PLACEHOLDER.length;
    if (diff > 65532) { //2^16 - 2bytes for the length header (snappy wants no more than 65536 bytes uncompressed)
        throw new Exception("Can't encode message longer than 65532 bytes!");
    }
    out.setShort(startIdx, diff);
    NettyNetwork.LOG.trace("Encoded outgoing {} bytes of data to {}: {}.",
            new Object[] { diff, ctx.channel().remoteAddress(), ByteBufUtil.hexDump(out) });
    outL.add(out);
}

From source file:se.sics.kompics.network.netty.serialization.SerializationTest.java

License:Open Source License

@Test
public void byteTest() {
    byte[] some = new byte[] { 1, 2, 3, 4 };
    ByteBuf buf = Unpooled.directBuffer();
    Serializers.toBinary(some, buf);//from w ww. j av  a  2 s.  c o m
    System.out.println("Bytes: " + ByteBufUtil.hexDump(buf));
    byte[] someRes = (byte[]) Serializers.fromBinary(buf, Optional.absent());
    assertArrayEquals(some, someRes);
}

From source file:se.sics.kompics.network.netty.serialization.SerializationTest.java

License:Open Source License

@Test
public void nullTest() {
    Object some = null;/*from w  ww.j a  v a2 s.  c  o  m*/
    ByteBuf buf = Unpooled.directBuffer();
    Serializers.toBinary(some, buf);
    System.out.println("Nulls: " + ByteBufUtil.hexDump(buf));
    Object someRes = Serializers.fromBinary(buf, Optional.absent());
    assertEquals(some, someRes);
}

From source file:se.sics.kompics.network.netty.serialization.SerializationTest.java

License:Open Source License

@Test
public void intTest() {
    Integer some = 1234;/*from w w  w. jav a2s  . co m*/
    ByteBuf buf = Unpooled.directBuffer();
    Serializers.toBinary(some, buf);
    System.out.println("Ints: " + ByteBufUtil.hexDump(buf) + " : " + ByteBufUtil.hexDump(buf).length());
    Integer someRes = (Integer) Serializers.fromBinary(buf, Optional.absent());
    assertEquals(some, someRes);

    int someI = 1234;
    Serializers.toBinary(someI, buf);
    System.out.println("Ints2: " + ByteBufUtil.hexDump(buf) + " : " + ByteBufUtil.hexDump(buf).length());
    int someResI = (int) Serializers.fromBinary(buf, Optional.absent());
    assertEquals(someI, someResI);
}

From source file:se.sics.kompics.network.netty.serialization.SerializationTest.java

License:Open Source License

@Test
public void serializableTest() {
    SomeSerializable some = new SomeSerializable();
    ByteBuf buf = Unpooled.directBuffer();
    Serializers.toBinary(some, buf);/*from ww  w. j a v  a 2s  .c  o m*/
    System.out.println(
            "SomeSerializable: " + ByteBufUtil.hexDump(buf) + " : " + ByteBufUtil.hexDump(buf).length());
    SomeSerializable someRes = (SomeSerializable) Serializers.fromBinary(buf, Optional.absent());
    assertEquals(some.getField(), someRes.getField());
}

From source file:se.sics.kompics.network.netty.serialization.SerializationTest.java

License:Open Source License

@Test
public void parentSerializableTest() {
    SomeSerializable someI = new SomeSerializable();
    ParentSome some = new ParentSome(someI);
    ByteBuf buf = Unpooled.directBuffer();
    Serializers.toBinary(some, buf);/*from   w  w  w.  ja  va2 s.  com*/
    System.out.println("SomeParent: " + ByteBufUtil.hexDump(buf) + " : " + ByteBufUtil.hexDump(buf).length());
    ParentSome someRes = (ParentSome) Serializers.fromBinary(buf, Optional.absent());
    assertEquals(some.getMySer().getField(), someRes.getMySer().getField());
}

From source file:se.sics.kompics.network.netty.serialization.SerializationTest.java

License:Open Source License

@Test
public void addressTest() {
    try {/*  w  ww .j ava2s . c  om*/
        Address addr = new Address(InetAddress.getByName("127.0.0.1"), 1234, new byte[] { 1, 2, 3, 4 });
        Address hostAddr = addr.hostAddress();
        ByteBuf buf = Unpooled.directBuffer();
        Serializers.toBinary(addr, buf);
        System.out.println("Address: " + ByteBufUtil.hexDump(buf));
        Address someRes = (Address) Serializers.fromBinary(buf, Optional.absent());
        assertEquals(addr, someRes);

        buf.clear();

        Serializers.toBinary(hostAddr, buf);
        System.out.println("HostAddress: " + ByteBufUtil.hexDump(buf));
        Address someHostRes = (Address) Serializers.fromBinary(buf, Optional.absent());
        assertEquals(hostAddr, someHostRes);

        buf.release();
    } catch (UnknownHostException ex) {
        Assert.fail(ex.getMessage());
    }
}

From source file:se.sics.kompics.network.netty.serialization.SerializationTest.java

License:Open Source License

@Test
public void disambTest() {
    for (Transport proto : Transport.values()) {
        try {/*from  www  . j  a v  a  2 s  .c o  m*/
            Address src = new Address(InetAddress.getByName("127.0.0.1"), 1234, new byte[] { 1, 2, 3, 4 });
            Address dst = new Address(InetAddress.getByName("127.0.0.1"), 5678, new byte[] { 5, 6, 7, 8 });
            DisambiguateConnection.Req req = new DisambiguateConnection.Req(src, dst, proto, 1234, 5678);
            DisambiguateConnection.Resp resp = new DisambiguateConnection.Resp(src, dst, proto, 1234, 5678,
                    9876);
            ByteBuf buf = Unpooled.directBuffer();
            Serializers.toBinary(req, buf);
            System.out.println("DisambReq: " + ByteBufUtil.hexDump(buf));
            Object someRes = Serializers.fromBinary(buf, Optional.absent());
            Assert.assertNotNull(someRes);
            someRes = null;
            buf.clear();
            Serializers.toBinary(resp, buf);
            System.out.println("DisambResp: " + ByteBufUtil.hexDump(buf));
            someRes = Serializers.fromBinary(buf, Optional.absent());
            Assert.assertNotNull(someRes);
        } catch (UnknownHostException ex) {
            Assert.fail(ex.getMessage());
        }
    }
}