Example usage for io.netty.buffer ByteBuf readShort

Introduction

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

Prototype

public abstract short readShort();

Source Link

Document

Gets a 16-bit short integer at the current readerIndex and increases the readerIndex by 2 in this buffer.

Usage

From source file:io.datty.msgpack.core.AbstractMessageReader.java

License:Apache License

public int readUnsignedShort(ByteBuf buffer) {
    return buffer.readShort() & 0xFFFF;
}

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From source file:io.github.stormcloud_dev.stormcloud.seralization.RORObjectDecoder.java

License:Apache License

private Object readNextObject(ByteBuf buf) {

    if (buf.readableBytes() < 12) {
        return null;
    }// ww  w  . j  av  a 2s  .co m

    byte[] header = new byte[8];
    buf.readBytes(8).readBytes(header);

    //Handshake header
    if (Arrays.equals(header, new byte[] { -66, -70, -2, -54, 11, -80, -83, -34 })) {
        if (buf.readableBytes() >= 8) {
            buf.readBytes(8); //We read the rest of the handshake packet
            //Contains the length (inclusive the header) and 2 unknown numbers
            return new HandshakeFrame();
        } else {
            return null;
        }
    }

    int length = buf.readByte();
    buf.readBytes(3);
    byte id = buf.readByte();

    if (id != 16) {
        int readerIndex = buf.readerIndex(), writerIndex = buf.writerIndex();
        byte[] bytes = new byte[buf.readableBytes()];
        buf.readBytes(buf.readableBytes()).readBytes(bytes);
        buf.setIndex(readerIndex, writerIndex);
        // Print packets - debugging purposes
        //System.out.println("ID: " + id + " - " + Arrays.toString(bytes));
    }

    switch (id) {
    case 0:
        //if (length < 39) return null;
        return new PositionInfoServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readByte(),
                buf.readByte(), buf.readByte(), buf.readByte(), buf.readByte(), buf.readByte());
    case 1:
        return new SetReadyServerBoundFrame(buf.readByte());
    case 2:
        return new SetPlayerServerBoundFrame(buf.readDouble(), buf.readDouble(), readString(buf));
    case 3:
        return new AddPlayerServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(),
                buf.readInt(), buf.readInt(), readString(buf));
    case 4:
        return new ChatPlayerServerBoundFrame(readString(buf));
    case 5:
        return new UpdatePlayerServerBoundFrame(buf.readInt(), buf.readDouble(), buf.readDouble(),
                readString(buf));
    case 6:
        return new KeyPlayerServerBoundFrame(buf.readShort(), buf.readShort(), buf.readByte(), buf.readByte(),
                buf.readByte(), buf.readByte(), buf.readShort(), buf.readByte());
    case 7:
        return new HealPlayerServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(),
                buf.readDouble());
    case 8:
        return new NPCHPServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(), buf.readShort(),
                buf.readShort(), buf.readShort());
    case 9:
        return new MDeadServerBoundFrame();
    case 10:
        return new NPCTargetServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readInt(), buf.readShort(),
                buf.readByte());
    case 11:
        return new KeyMonsterServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readByte(),
                buf.readByte(), buf.readByte(), buf.readByte(), buf.readShort());
    case 12:
        return new CreateObjectServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readDouble());
    case 13:
        return new CreateLevelObjectServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(),
                buf.readDouble(), buf.readInt());
    case 14:
        return new SyncAlarmServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(),
                buf.readDouble(), buf.readInt());
    case 15:
        return new SpawnClassicServerBoundFrame(buf.readShort(), buf.readDouble(), buf.readDouble(),
                buf.readByte(), buf.readShort(), buf.readShort(), buf.readShort());
    case 16:
        return new LagPlayerServerBoundFrame(readString(buf));
    case 17:
        return new DisPlayerServerBoundFrame();
    case 18:
        return new TransportServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(),
                buf.readDouble(), buf.readDouble(), buf.readByte());
    case 19:
        return new ActivateObjectServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readShort(),
                buf.readShort(), buf.readByte(), buf.readByte());
    case 20:
        return new SpawnItemServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readInt());
    case 21:
        return new SyncVarServerBoundFrame(buf.readDouble());
    case 22:
        return new SpawnBossServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readByte(),
                buf.readDouble());
    case 23:
        return new SpawnClassicBossServerBoundFrame(buf.readDouble(), buf.readDouble(), buf.readInt(),
                buf.readInt(), buf.readDouble(), buf.readByte(), buf.readShort(), buf.readShort(),
                buf.readShort(), buf.readDouble());
    case 24:
        return new LevelUpServerBoundFrame();
    case 25:
        return new ItemPickupServerBoundFrame(buf.readInt(), buf.readByte());
    case 26:
        return new ChatSystemServerBoundFrame(buf.readByte(), readString(buf));
    case 27:
        return new TestServerBoundFrame();
    case 28:
        return new ItemSwapServerBoundFrame();
    case 29:
        return readItemProcFrame(buf);
    case 30:
        return new ShrineProcServerBoundFrame(buf.readByte());
    case 31:
        return new SpawnDroneServerBoundFrame(buf.readShort(), buf.readShort(), buf.readShort(),
                buf.readShort(), buf.readShort(), buf.readShort(), buf.readShort());
    case 32:
        return new SetPriceServerBoundFrame(buf.readShort(), buf.readShort());
    case 33:
        return new CreateChestServerBoundFrame();
    case 34:
        return new UpdateBuffsServerBoundFrame(buf.readDouble(), buf.readShort(), buf.readShort());
    case 35:
        return new SpawnImpmServerboundFrame(buf.readShort(), buf.readShort(), buf.readShort(), buf.readByte(),
                buf.readByte());
    case 36:
        return new UpdateChest4ServerBoundFrame(buf.readShort());
    case 37:
        return new EliteTeleportServerBoundFrame(buf.readShort(), buf.readShort());
    case 38:
        return new UpdateHpServerBoundFrame(buf.readShort());
    case 39:
        return new UpdateDiffServerBoundFrame(buf.readByte(), buf.readByte(), buf.readByte(), buf.readByte(),
                buf.readByte(), buf.readByte(), buf.readByte(), buf.readByte(), buf.readByte(), buf.readByte(),
                buf.readByte(), buf.readByte());
    case 40:
        return new SpawnGhostServerBoundFrame(buf.readShort(), buf.readShort(), buf.readFloat(),
                buf.readFloat());
    case 41:
        return new StopTimeServerBoundFrame(buf.readShort());
    case 42:
        return new LandLizardServerBoundFrame(buf.readShort(), buf.readShort());
    case 43:
        return new DestroyObjectServerBoundFrame();
    case 44:
        return new CreateSlimeServerBoundFrame(buf.readShort(), buf.readShort(), buf.readFloat(),
                buf.readShort(), buf.readShort(), buf.readShort(), buf.readByte(), buf.readShort(),
                buf.readDouble());
    case 45:
        return new CrewChoiceServerBoundFrame(buf.readShort());
    case 46:
        return new CreateItemServerBoundFrame(buf.readShort(), buf.readShort(), buf.readShort());
    case 47:
        return new ActivateSwitchServerBoundFrame(buf.readShort(), buf.readShort());
    default:
        return null;
    }
}

---

From source file:io.github.stormcloud_dev.stormcloud.seralization.RORObjectDecoder.java

License:Apache License

private Object readItemProcFrame(ByteBuf buf) {
    short id = buf.readShort();
    switch (id) {
    case 1://from w  ww .  j av  a  2s.  co  m
        return new PauldronItemProcFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(), buf.readShort(),
                readString(buf));
    case 3:
        return new DebuffsItemProcFrame(buf.readDouble(), buf.readShort(), buf.readShort(), buf.readShort());
    case 4:
        return new MortarItemProcFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(), buf.readShort());
    case 5:
        return new ScopeItemProcFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(), buf.readShort());
    case 6:
        return new PlasmaChainItemProcFrame(buf.readShort(), buf.readDouble(), buf.readShort(),
                buf.readShort());
    case 8:
        return new BleedItemProcFrame(buf.readDouble(), buf.readShort(), buf.readShort());
    case 9:
        return new LightningItemProcFrame(buf.readDouble(), buf.readDouble(), buf.readShort(), readString(buf));
    case 10:
        return new MissileItemProcFrame(buf.readDouble(), buf.readDouble(), buf.readShort(), buf.readShort(),
                buf.readShort());
    case 11:
        return new MineItemProcFrame(buf.readShort(), buf.readShort(), buf.readShort(), buf.readShort(),
                buf.readShort());
    case 12:
        return new EnemyMissileItemProcFrame(buf.readDouble(), buf.readDouble(), buf.readShort(),
                buf.readShort(), buf.readShort());
    case 13:
        return new StickyItemProcFrame(buf.readShort(), buf.readShort(), buf.readShort());
    case 14:
        return new MeteorItemProcFrame(buf.readDouble(), buf.readDouble());
    case 15:
        return new GoldItemProcFrame(buf.readDouble(), buf.readDouble(), buf.readDouble());
    case 16:
        return new BottleItemProcFrame(buf.readDouble(), buf.readDouble(), buf.readDouble(), buf.readByte());
    case 17:
        return new HornItemProcFrame(buf.readShort(), buf.readDouble(), buf.readDouble(), buf.readByte(),
                buf.readDouble());
    default:
        return null;
    }
}

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From source file:io.github.vastframework.codecs.primitives.DecodingPrimitiveSupport.java

License:Apache License

default short decodeShort(ByteBuf buffer) {
    return buffer.readShort();
}

---

From source file:io.hydramq.core.type.converters.MessagePropertiesConverter.java

License:Open Source License

@Override
public MessageProperties read(final ConversionContext context, final ByteBuf buffer) {
    MessageProperties properties = new MessageProperties();
    int flags = buffer.readInt();
    if ((flags & HAS_STRING_PROPERTIES) == HAS_STRING_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setString(context.read(String.class, buffer), context.read(String.class, buffer));
        }/*from   w  ww .  ja va  2  s .c  o m*/
    }
    if ((flags & HAS_BOOLEAN_PROPERTIES) == HAS_BOOLEAN_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setBoolean(context.read(String.class, buffer), buffer.readBoolean());
        }
    }
    if ((flags & HAS_INTEGER_PROPERTIES) == HAS_INTEGER_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setInteger(context.read(String.class, buffer), buffer.readInt());
        }
    }
    if ((flags & HAS_LONG_PROPERTIES) == HAS_LONG_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setLong(context.read(String.class, buffer), buffer.readLong());
        }
    }
    if ((flags & HAS_FLOAT_PROPERTIES) == HAS_FLOAT_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setFloat(context.read(String.class, buffer), buffer.readFloat());
        }
    }
    if ((flags & HAS_DOUBLE_PROPERTIES) == HAS_DOUBLE_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setDouble(context.read(String.class, buffer), buffer.readDouble());
        }
    }
    if ((flags & HAS_BYTES_PROPERTIES) == HAS_BYTES_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setBytes(context.read(String.class, buffer), context.read(byte[].class, buffer));
        }
    }
    if ((flags & HAS_SHORT_PROPERTIES) == HAS_SHORT_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setShort(context.read(String.class, buffer), buffer.readShort());
        }
    }
    if ((flags & HAS_BYTE_PROPERTIES) == HAS_BYTE_PROPERTIES) {
        int count = buffer.readInt();
        for (int i = 0; i < count; i++) {
            properties.setByte(context.read(String.class, buffer), buffer.readByte());
        }
    }

    return properties;
}

---

From source file:io.netlibs.bgp.netty.codec.UpdatePacketDecoder.java

License:Apache License

private ExtendedCommunityPathAttribute decodeExtendedCommunityPathAttribute(final ByteBuf buffer) {
    final ExtendedCommunityPathAttribute attr = new ExtendedCommunityPathAttribute();

    if ((buffer.readableBytes() < 8) || ((buffer.readableBytes() % 8) != 0)) {
        throw new OptionalAttributeErrorException();
    }//from   w w  w.j  a v  a  2 s.c  o m

    while (buffer.isReadable()) {
        AbstractExtendedCommunityInterface extcomm;
        // we need to check whether this is a transitive or non-transitive value
        // and then determine whether we need to red the lower type byte
        byte higherType = buffer.readByte();
        byte higherTypeCompare = (byte) (higherType & ~(1 << 6));
        if (((higherType >> 6) & 1) == 0) {
            // bit 7 is not set in the byte, therefore this is a transitive type
            // clear bit 8, not interested in this value
            TransitiveExtendedCommunityType transCommType = TransitiveExtendedCommunityType
                    .fromCode((byte) (higherType & (~(3 << 6))));

            switch (transCommType) {
            case TWO_OCTET_AS_SPECIFIC:
                TransitiveTwoOctetASSpecificExtCommSubTypes twoOctASNLowerType = TransitiveTwoOctetASSpecificExtCommSubTypes
                        .fromCode(buffer.readByte());
                switch (twoOctASNLowerType) {
                case ROUTE_TARGET:
                    extcomm = new TransitiveTwoByteASNFourByteAdministratorRT((int) buffer.readShort(),
                            (long) buffer.readInt());
                    break;
                default:
                    // all non-RT types are currently unimplemented
                    extcomm = new UnknownTransitiveTwoByteASNSpecificExtendedCommunity(transCommType,
                            twoOctASNLowerType, buffer.readBytes(6).array());
                }
                break;

            case TWO_OCTET_IPv4_ADDRESS_SPECIFIC:

                TransitiveIPv4AddressSpecificExtCommSubTypes ipv4LowerType = TransitiveIPv4AddressSpecificExtCommSubTypes
                        .fromCode(buffer.readByte());

                switch (ipv4LowerType) {
                case ROUTE_TARGET:
                    try {
                        extcomm = new TransitiveIPv4AddressTwoByteAdministratorRT(
                                (Inet4Address) InetAddresses
                                        .fromLittleEndianByteArray(buffer.readBytes(4).array()),
                                (int) buffer.readShort());
                    } catch (UnknownHostException e) {
                        ByteBuf data = Unpooled.buffer();
                        data.getByte(ipv4LowerType.toCode());
                        data.readBytes(buffer.readBytes(6));
                        extcomm = new UnknownTransitiveExtendedCommunity(transCommType, data.array());
                    }
                    break;

                default:

                    // all non-RT types are currently unimplemented
                    extcomm = new UnknownTransitiveIPv4AddressSpecificExtendedCommunity(transCommType,
                            ipv4LowerType, buffer.readBytes(6).array());
                    break;

                }
                break;

            default:
                // by default, just create an unknown type, reading the subsequent
                // 7 bytes (we have already read byte 1)
                extcomm = new UnknownTransitiveExtendedCommunity(transCommType, buffer.readBytes(7).array());
            }
        } else {
            // bit 7 is set, these are non-transitive
            NonTransitiveExtendedCommunityType nonTransCommType = NonTransitiveExtendedCommunityType
                    .fromCode((byte) (higherType & (~(3 << 6))));
            // all non-transitive types are currently unimplemented
            extcomm = new UnknownNonTransitiveExtendedCommunity(nonTransCommType, buffer.readBytes(7).array());
        }
        attr.getMembers().add(extcomm);
    }
    return attr;
}

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From source file:io.netlibs.bgp.netty.protocol.open.CapabilityCodec.java

License:Apache License

private static Capability decodeMultiProtocolCapability(final ByteBuf buffer) {
    final MultiProtocolCapability cap = new MultiProtocolCapability();

    assertFixedLength(buffer, BGPv4Constants.BGP_CAPABILITY_LENGTH_MULTIPROTOCOL);

    cap.setAfi(AddressFamily.fromCode(buffer.readShort()));
    buffer.readByte(); // reserved

    int safiCode = Ints.fromBytes((byte) 0, (byte) 0, (byte) 0, buffer.readByte());
    cap.setSafi(SubsequentAddressFamily.fromCode(safiCode));

    return cap;/*from w  w  w  .j  av  a2 s  .c o m*/
}

---

From source file:io.reactiverse.pgclient.impl.codec.decoder.MessageDecoder.java

License:Apache License

private void decodeRowDescription(ByteBuf in) {
    ColumnDesc[] columns = new ColumnDesc[in.readUnsignedShort()];
    for (int c = 0; c < columns.length; ++c) {
        String fieldName = Util.readCStringUTF8(in);
        int tableOID = in.readInt();
        short columnAttributeNumber = in.readShort();
        int typeOID = in.readInt();
        short typeSize = in.readShort();
        int typeModifier = in.readInt();
        int textOrBinary = in.readUnsignedShort(); // Useless for now
        ColumnDesc column = new ColumnDesc(fieldName, tableOID, columnAttributeNumber,
                DataType.valueOf(typeOID), typeSize, typeModifier, DataFormat.valueOf(textOrBinary));
        columns[c] = column;// w  w w  . ja va2 s.c  om
    }
    RowDescription rowDesc = new RowDescription(columns);
    inflight.peek().handleRowDescription(rowDesc);
}

---

From source file:it.jnrpe.net.JNRPERequestDecoder.java

License:Apache License

/**
 * Method decode.//from w ww.  j a v  a  2 s  . co  m
 * @param ctx ChannelHandlerContext
 * @param in ByteBuf
 * @param out List<Object>
 * @throws Exception
 */
@Override
protected final void decode(final ChannelHandlerContext ctx, final ByteBuf in, final List<Object> out)
        throws Exception {

    STAGE stage = state();

    switch (stage) {
    case PACKET_VERSION:
        packetVersion = PacketVersion.fromIntValue(in.readShort());
        checkpoint(STAGE.PACKET_TYPE_CODE);
    case PACKET_TYPE_CODE:
        PacketType type = PacketType.fromIntValue(in.readShort());
        switch (type) {
        case QUERY:
            packet = new JNRPERequest();
            break;
        case RESPONSE:
            packet = new JNRPEResponse();
            break;
        default:
            throw new Exception("Unknown packet type: " + stage);
        }

        packet.setPacketVersion(packetVersion);
        checkpoint(STAGE.CRC);
    case CRC:
        packet.setCRC(in.readInt());
        checkpoint(STAGE.RESULT_CODE);
    case RESULT_CODE:
        packet.setResultCode(in.readShort());
        checkpoint(STAGE.BUFFER);
    case BUFFER:
        byte[] buff = new byte[PACKETBUFFER_LENGTH];
        in.readBytes(buff);
        packet.setBuffer(ztString2String(buff));
        checkpoint(STAGE.DUMMY);
    case DUMMY:
        byte[] dummy = new byte[DUMMYLENGTH];
        packet.setDummy(dummy);
        out.add(packet);
        reset();
        break;
    default:
        throw new Error("Shouldn't reach here.");
    }
}

---

From source file:mal.carbonization.network.FluidTransportMessageServer.java

License:Open Source License

@Override
public void fromBytes(ByteBuf buf) {
    xpos = buf.readInt();/*  www.  j  av a  2 s.  co  m*/
    ypos = buf.readInt();
    zpos = buf.readInt();

    int fluidID = buf.readShort();
    if (fluidID > 0)
        tank.setFluid(new FluidStack(fluidID, buf.readInt()));
    else
        tank.setFluid(null);
    int capacity = buf.readInt();
    tank.setCapacity(capacity);

    maxcooldown = buf.readInt();
    cooldown = buf.readInt();
    transferAmount = buf.readInt();

    int bsize = buf.readInt();
    sidestates = new byte[bsize];
    for (int i = 0; i < bsize; i++) {
        sidestates[i] = buf.readByte();
    }
    //System.out.println(sidestates[0]);
}

---

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