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:com.example.time2.TimeDecoder.java

License:Apache License

@Override
protected void decode(final ChannelHandlerContext ctx, final ByteBuf in, final List<Object> out) {
    if (in.readableBytes() >= 8) {
        final long epochSeconds = in.readLong();
        out.add(Instant.ofEpochSecond(epochSeconds).atOffset(ZoneOffset.UTC));
    }/*from w w w.ja  v a2 s.c o m*/
}

---

From source file:com.farsunset.cim.sdk.server.filter.decoder.WebMessageDecoder.java

License:Apache License

@Override
public void decode(ChannelHandlerContext arg0, ByteBuf iobuffer, List<Object> queue) throws Exception {

    iobuffer.markReaderIndex();//from ww  w . j  av  a 2  s  . com

    /**
     * ?fin??1 0 ??
     */
    byte tag = iobuffer.readByte();
    int frameFin = tag > 0 ? 0 : 1; // ?byte ?1 ?0 fin 0  1
    if (frameFin == 0) {
        iobuffer.resetReaderIndex();
        return;
    }

    /**
     * ?protobuf?? OPCODE_BINARY? OPCODE_CLOSE
     */
    int frameOqcode = tag & TAG_MASK;

    if (OPCODE_BINARY == frameOqcode) {

        byte head = iobuffer.readByte();
        byte datalength = (byte) (head & PAYLOADLEN);
        int realLength = 0;

        /**
         * Payload len7?7+16?7+64????? 0-125payload
         * data 1267????2payload data
         * 1277????8payload data
         */
        if (datalength == HAS_EXTEND_DATA) {
            realLength = iobuffer.readShort();
        } else if (datalength == HAS_EXTEND_DATA_CONTINUE) {
            realLength = (int) iobuffer.readLong();
        } else {
            realLength = datalength;
        }

        boolean masked = (head >> 7 & MASK) == 1;
        if (masked) {// ?
            // ??
            byte[] mask = new byte[4];
            iobuffer.readBytes(mask);

            byte[] data = new byte[realLength];
            iobuffer.readBytes(data);
            for (int i = 0; i < realLength; i++) {
                // ??
                data[i] = (byte) (data[i] ^ mask[i % 4]);
            }

            handleMessage(data, queue);
        }

    } else if (OPCODE_CLOSE == frameOqcode) {
        handleClose(arg0);
    } else {
        // ?
        iobuffer.readBytes(new byte[iobuffer.readableBytes()]);
    }

}

---

From source file:com.flowpowered.engine.util.FlowByteBufUtils.java

License:MIT License

public static UUID readUUID(ByteBuf buffer) {
    final long lsb = buffer.readLong();
    final long msb = buffer.readLong();
    return new UUID(msb, lsb);
}

---

From source file:com.friz.game.network.codec.LoginDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf buf, List<Object> out) throws Exception {
    int type = buf.readUnsignedByte();
    int size = buf.readUnsignedShort();

    int major = buf.readInt();
    int minor = buf.readInt();
    boolean dropped = buf.readBoolean();

    int rsaSize = buf.readUnsignedShort();
    byte[] rsa = new byte[rsaSize];
    buf.readBytes(rsa);/*from   ww  w .  ja  va 2s  . c  o  m*/

    ByteBuf rsaBuf = Unpooled.wrappedBuffer(
            new BigInteger(rsa).modPow(Constants.LOGIN_EXPONENT, Constants.LOGIN_MODULUS).toByteArray());
    int rsaMagic = rsaBuf.readUnsignedByte();

    int[] key = new int[4];
    for (int i = 0; i < key.length; i++)
        key[i] = rsaBuf.readInt();

    int block = rsaBuf.readUnsignedByte();

    if (block == 1 || block == 3) {
        int code = rsaBuf.readUnsignedMedium();
        rsaBuf.readerIndex(rsaBuf.readerIndex() + 1);
    } else if (block == 0) {
        int trusted = rsaBuf.readInt();
    } else if (block == 2) {
        rsaBuf.readerIndex(rsaBuf.readerIndex() + 4);
    }

    String password = BufferUtils.getString(rsaBuf);

    long serverKey = rsaBuf.readLong();
    long clientKey = rsaBuf.readLong();

    byte[] xtea = new byte[buf.readableBytes()];
    buf.readBytes(xtea);
    ByteBuf xteaBuf = Unpooled.wrappedBuffer(new XTEA(xtea).decrypt(key).toByteArray());

    String username = "";
    boolean asString = xteaBuf.readBoolean();
    if (asString)
        username = BufferUtils.getString(xteaBuf);
    else
        username = BufferUtils.getBase37(xteaBuf);

    int display = xteaBuf.readUnsignedByte();
    int width = xteaBuf.readUnsignedShort();
    int height = xteaBuf.readUnsignedShort();

    int multisample = xteaBuf.readByte();

    byte[] uid = new byte[24];
    for (int i = 0; i < uid.length; i++)
        uid[i] = xteaBuf.readByte();

    String token = BufferUtils.getString(xteaBuf);

    int prefSize = xteaBuf.readUnsignedByte();
    int prefVersion = xteaBuf.readUnsignedByte();
    int aPref = xteaBuf.readUnsignedByte();
    int antiAliasing = xteaBuf.readUnsignedByte();
    int aPref1 = xteaBuf.readUnsignedByte();
    int bloom = xteaBuf.readUnsignedByte();
    int brightness = xteaBuf.readUnsignedByte();
    int buildArea = xteaBuf.readUnsignedByte();
    int aPref2 = xteaBuf.readUnsignedByte();
    int flickeringEffects = xteaBuf.readUnsignedByte();
    int fog = xteaBuf.readUnsignedByte();
    int groundBlending = xteaBuf.readUnsignedByte();
    int groundDecoration = xteaBuf.readUnsignedByte();
    int idleAnimations = xteaBuf.readUnsignedByte();
    int lighting = xteaBuf.readUnsignedByte();
    int sceneryShadows = xteaBuf.readUnsignedByte();
    int aPref3 = xteaBuf.readUnsignedByte();
    int nullPref = xteaBuf.readUnsignedByte();
    int orthoMode = xteaBuf.readUnsignedByte();
    int particles = xteaBuf.readUnsignedByte();
    int removeRoofs = xteaBuf.readUnsignedByte();
    int maxScreenSize = xteaBuf.readUnsignedByte();
    int skyboxes = xteaBuf.readUnsignedByte();
    int mobShadows = xteaBuf.readUnsignedByte();
    int textures = xteaBuf.readUnsignedByte();
    int desiredToolkit = xteaBuf.readUnsignedByte();
    int nullPref1 = xteaBuf.readUnsignedByte();
    int water = xteaBuf.readUnsignedByte();
    int screenSize = xteaBuf.readUnsignedByte();
    int customCursors = xteaBuf.readUnsignedByte();
    int graphics = xteaBuf.readUnsignedByte();
    int cpu = xteaBuf.readUnsignedByte();
    int aPref4 = xteaBuf.readUnsignedByte();
    int safeMode = xteaBuf.readUnsignedByte();
    int aPref5 = xteaBuf.readUnsignedByte();
    int aPref6 = xteaBuf.readUnsignedByte();
    int aPref7 = xteaBuf.readUnsignedByte();
    int soundEffectsVolume = xteaBuf.readUnsignedByte();
    int areaSoundsVolume = xteaBuf.readUnsignedByte();
    int voiceOverVolume = xteaBuf.readUnsignedByte();
    int musicVolume = xteaBuf.readUnsignedByte();
    int themeMusicVolume = xteaBuf.readUnsignedByte();
    int steroSound = xteaBuf.readUnsignedByte();

    int infoVersion = xteaBuf.readUnsignedByte();
    int osType = xteaBuf.readUnsignedByte();
    boolean arch64 = xteaBuf.readBoolean();
    int versionType = xteaBuf.readUnsignedByte();
    int vendorType = xteaBuf.readUnsignedByte();
    int jMajor = xteaBuf.readUnsignedByte();
    int jMinor = xteaBuf.readUnsignedByte();
    int jPatch = xteaBuf.readUnsignedByte();
    boolean falseBool = xteaBuf.readBoolean();
    int heapSize = xteaBuf.readUnsignedShort();
    int pocessorCount = xteaBuf.readUnsignedByte();
    int cpuPhyscialMemory = xteaBuf.readUnsignedMedium();
    int cpuClock = xteaBuf.readUnsignedShort();
    String gpuName = BufferUtils.getJagString(xteaBuf);
    String aString = BufferUtils.getJagString(xteaBuf);
    String dxVersion = BufferUtils.getJagString(xteaBuf);
    String aString1 = BufferUtils.getJagString(xteaBuf);
    int gpuDriverMonth = xteaBuf.readUnsignedByte();
    int gpuDriverYear = xteaBuf.readUnsignedShort();
    String cpuType = BufferUtils.getJagString(xteaBuf);
    String cpuName = BufferUtils.getJagString(xteaBuf);
    int cpuThreads = xteaBuf.readUnsignedByte();
    int anInt = xteaBuf.readUnsignedByte();
    int anInt1 = xteaBuf.readInt();
    int anInt2 = xteaBuf.readInt();
    int anInt3 = xteaBuf.readInt();
    int anInt4 = xteaBuf.readInt();
    String aString2 = BufferUtils.getString(xteaBuf);

    int anInt5 = xteaBuf.readInt();
    int anInt6 = xteaBuf.readInt();
    int anInt7 = xteaBuf.readInt();
    String aString3 = BufferUtils.getString(xteaBuf);

    boolean hasAdditional = xteaBuf.readBoolean();
    String additionalInfo = "";
    if (hasAdditional)
        additionalInfo = BufferUtils.getString(xteaBuf);

    int anInt8 = xteaBuf.readUnsignedByte();
    int anInt9 = xteaBuf.readUnsignedByte();
    int anInt10 = xteaBuf.readUnsignedByte();
    int anInt11 = xteaBuf.readInt();
    String aString4 = BufferUtils.getString(xteaBuf);

    boolean newWorld = xteaBuf.readBoolean();
    int lobbyId = xteaBuf.readUnsignedShort();

    int[] checksums = new int[(xteaBuf.readableBytes() / 4) + 1];
    for (int i = 0; i < checksums.length; i++) {
        if (i == 32)
            checksums[i] = -1;
        else
            checksums[i] = xteaBuf.readInt();
    }
}

---

From source file:com.friz.lobby.network.codec.LoginDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf buf, List<Object> out) throws Exception {
    if (!buf.isReadable())
        return;//from   w w w  .  j  a  va  2 s  . c o m

    int type = buf.readUnsignedByte();
    int size = buf.readUnsignedShort();

    if (!buf.isReadable(size))
        return;

    int major = buf.readInt();
    int minor = buf.readInt();

    int rsaSize = buf.readUnsignedShort();
    byte[] rsa = new byte[rsaSize];
    buf.readBytes(rsa);

    ByteBuf rsaBuf = Unpooled.wrappedBuffer(
            new BigInteger(rsa).modPow(Constants.LOGIN_EXPONENT, Constants.LOGIN_MODULUS).toByteArray());
    int rsaMagic = rsaBuf.readUnsignedByte();

    int[] key = new int[4];
    for (int i = 0; i < key.length; i++)
        key[i] = rsaBuf.readInt();

    int block = rsaBuf.readUnsignedByte();

    if (block == 1 || block == 3) {
        int code = rsaBuf.readUnsignedMedium();
        rsaBuf.readerIndex(rsaBuf.readerIndex() + 1);
        System.out.println(new GoogleAuthenticator().authorize("OE2ZSYF6T7N2R5CG", code));
    } else if (block == 0) {
        int trusted = rsaBuf.readInt();
    } else if (block == 2) {
        rsaBuf.readerIndex(rsaBuf.readerIndex() + 4);
    }

    String password = BufferUtils.getString(rsaBuf);

    long serverKey = rsaBuf.readLong();
    long clientKey = rsaBuf.readLong();

    byte[] xtea = new byte[buf.readableBytes()];
    buf.readBytes(xtea);
    ByteBuf xteaBuf = Unpooled.wrappedBuffer(new XTEA(xtea).decrypt(key).toByteArray());

    String username = "";
    boolean asString = xteaBuf.readBoolean();
    if (asString)
        username = BufferUtils.getString(xteaBuf);
    else
        username = BufferUtils.getBase37(xteaBuf);

    int game = xteaBuf.readUnsignedByte();
    int lang = xteaBuf.readUnsignedByte();
    int display = xteaBuf.readUnsignedByte();
    int width = xteaBuf.readUnsignedShort();
    int height = xteaBuf.readUnsignedShort();

    int multisample = xteaBuf.readByte();

    byte[] uid = new byte[24];
    for (int i = 0; i < uid.length; i++)
        uid[i] = xteaBuf.readByte();

    String token = BufferUtils.getString(xteaBuf);

    int prefSize = xteaBuf.readUnsignedByte();
    int prefVersion = xteaBuf.readUnsignedByte();
    int aPref = xteaBuf.readUnsignedByte();
    int antiAliasing = xteaBuf.readUnsignedByte();
    int aPref1 = xteaBuf.readUnsignedByte();
    int bloom = xteaBuf.readUnsignedByte();
    int brightness = xteaBuf.readUnsignedByte();
    int buildArea = xteaBuf.readUnsignedByte();
    int aPref2 = xteaBuf.readUnsignedByte();
    int flickeringEffects = xteaBuf.readUnsignedByte();
    int fog = xteaBuf.readUnsignedByte();
    int groundBlending = xteaBuf.readUnsignedByte();
    int groundDecoration = xteaBuf.readUnsignedByte();
    int idleAnimations = xteaBuf.readUnsignedByte();
    int lighting = xteaBuf.readUnsignedByte();
    int sceneryShadows = xteaBuf.readUnsignedByte();
    int aPref3 = xteaBuf.readUnsignedByte();
    int nullPref = xteaBuf.readUnsignedByte();
    int orthoMode = xteaBuf.readUnsignedByte();
    int particles = xteaBuf.readUnsignedByte();
    int removeRoofs = xteaBuf.readUnsignedByte();
    int maxScreenSize = xteaBuf.readUnsignedByte();
    int skyboxes = xteaBuf.readUnsignedByte();
    int mobShadows = xteaBuf.readUnsignedByte();
    int textures = xteaBuf.readUnsignedByte();
    int desiredToolkit = xteaBuf.readUnsignedByte();
    int nullPref1 = xteaBuf.readUnsignedByte();
    int water = xteaBuf.readUnsignedByte();
    int screenSize = xteaBuf.readUnsignedByte();
    int customCursors = xteaBuf.readUnsignedByte();
    int graphics = xteaBuf.readUnsignedByte();
    int cpu = xteaBuf.readUnsignedByte();
    int aPref4 = xteaBuf.readUnsignedByte();
    int safeMode = xteaBuf.readUnsignedByte();
    int aPref5 = xteaBuf.readUnsignedByte();
    int aPref6 = xteaBuf.readUnsignedByte();
    int aPref7 = xteaBuf.readUnsignedByte();
    int soundEffectsVolume = xteaBuf.readUnsignedByte();
    int areaSoundsVolume = xteaBuf.readUnsignedByte();
    int voiceOverVolume = xteaBuf.readUnsignedByte();
    int musicVolume = xteaBuf.readUnsignedByte();
    int themeMusicVolume = xteaBuf.readUnsignedByte();
    int steroSound = xteaBuf.readUnsignedByte();

    int infoVersion = xteaBuf.readUnsignedByte();
    int osType = xteaBuf.readUnsignedByte();
    boolean arch64 = xteaBuf.readBoolean();
    int versionType = xteaBuf.readUnsignedByte();
    int vendorType = xteaBuf.readUnsignedByte();
    int jMajor = xteaBuf.readUnsignedByte();
    int jMinor = xteaBuf.readUnsignedByte();
    int jPatch = xteaBuf.readUnsignedByte();
    boolean falseBool = xteaBuf.readBoolean();
    int heapSize = xteaBuf.readUnsignedShort();
    int pocessorCount = xteaBuf.readUnsignedByte();
    int cpuPhyscialMemory = xteaBuf.readUnsignedMedium();
    int cpuClock = xteaBuf.readUnsignedShort();
    String gpuName = BufferUtils.getJagString(xteaBuf);
    String aString = BufferUtils.getJagString(xteaBuf);
    String dxVersion = BufferUtils.getJagString(xteaBuf);
    String aString1 = BufferUtils.getJagString(xteaBuf);
    int gpuDriverMonth = xteaBuf.readUnsignedByte();
    int gpuDriverYear = xteaBuf.readUnsignedShort();
    String cpuType = BufferUtils.getJagString(xteaBuf);
    String cpuName = BufferUtils.getJagString(xteaBuf);
    int cpuThreads = xteaBuf.readUnsignedByte();
    int anInt = xteaBuf.readUnsignedByte();
    int anInt1 = xteaBuf.readInt();
    int anInt2 = xteaBuf.readInt();
    int anInt3 = xteaBuf.readInt();
    int anInt4 = xteaBuf.readInt();
    String aString2 = BufferUtils.getJagString(xteaBuf);

    int anInt5 = xteaBuf.readInt();
    String aString3 = BufferUtils.getString(xteaBuf);
    int affiliate = xteaBuf.readInt();
    int anInt6 = xteaBuf.readInt();
    String aString4 = BufferUtils.getString(xteaBuf);
    int anInt7 = xteaBuf.readUnsignedByte();

    int[] checksums = new int[(xteaBuf.readableBytes() / 4) + 1];
    for (int i = 0; i < checksums.length; i++) {
        if (i == 32)
            checksums[i] = -1;
        else
            checksums[i] = xteaBuf.readInt();
    }

    final List<Module> modules = new ArrayList<>();
    modules.add(new ClientVersionModule(major, minor));
    modules.add(new ClientTypeModule(game, lang, display, width, height));
    out.add(new LoginRequestEvent(modules));
}

---

From source file:com.friz.network.utility.BufferUtils.java

License:Open Source License

/**
 * Reads a string from a bytebuf.//ww  w.j ava 2 s. c  o m
 * @param buf The bytebuf.
 * @return The decoded string.
 */
public static String getBase37(ByteBuf buf) {
    long value = buf.readLong();

    char[] chars = new char[12];
    int pos = 0;
    while (value != 0) {
        int remainder = (int) (value % 37);
        value /= 37;

        char c;
        if (remainder >= 1 && remainder <= 26)
            c = (char) ('a' + remainder - 1);
        else if (remainder >= 27 && remainder <= 36)
            c = (char) ('0' + remainder - 27);
        else
            c = '_';

        chars[chars.length - pos++ - 1] = c;
    }
    return new String(chars, chars.length - pos, pos);
}

---

From source file:com.friz.owari.network.codec.PatchInitDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
    if (!in.isReadable())
        return;/*from w w w. j ava 2 s.co m*/

    int count = in.readInt();
    long size = in.readLong();
    out.add(new PatchInitEvent(count, size));
}

---

From source file:com.github.milenkovicm.kafka.protocol.Convert.java

License:Apache License

public static long decodeLong(ByteBuf buf) {
    return buf.readLong();
}

---

From source file:com.github.sparkfy.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());//ww w  .jav a  2  s. c om
    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());

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

---

From source file:com.github.sparkfy.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());
    }//from  ww w. j av a  2s.  c  om
    assert (msg.release());
}

---

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