Example usage for io.netty.buffer ByteBuf readByte

Introduction

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

Prototype

public abstract byte readByte();

Source Link

Document

Gets a byte at the current readerIndex and increases the readerIndex by 1 in this buffer.

Usage

From source file:com.flowpowered.networking.util.ByteBufUtils.java

License:MIT License

/**
 * Reads an integer written into the byte buffer as one of various bit sizes.
 *
 * @param buf The byte buffer to read from
 * @return The read integer/*ww w .jav a 2s.c  om*/
 * @throws java.io.IOException If the reading fails
 */
public static int readVarInt(ByteBuf buf) throws IOException {
    int out = 0;
    int bytes = 0;
    byte in;
    while (true) {
        in = buf.readByte();
        out |= (in & 0x7F) << (bytes * 7);
        if (bytes > 32) {
            throw new IOException("Attempt to read int bigger than allowed for a varint!");
        }
        if ((in & 0x80) != 0x80) {
            break;
        }
    }
    return out;
}

---

From source file:com.forgetutorials.lib.network.SubPacketTileEntityType.java

License:LGPL

public static SubPacketTileEntityChild buildPacket(ByteBuf data) {

    int selector = data.readByte();

    SubPacketTileEntityChild packet = null;

    try {//from www. j  ava2  s  .c o m
        packet = SubPacketTileEntityType.values()[selector]._class.newInstance();
    } catch (Exception e) {
        e.printStackTrace(System.err);
    }

    packet.readPopulate(data);

    return packet;
}

---

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);//  ww  w  .j av  a2 s  .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 ww . ja  va  2 s .  c om

    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.lobby.network.codec.SocialDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf buf, List<Object> out) throws Exception {
    if (!buf.isReadable())
        return;/*from w  ww. java  2s  .  c  om*/

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

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

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

    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 gameToken = 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();
    xteaBuf.readMedium();
    xteaBuf.readMedium();

    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 seed = BufferUtils.getString(xteaBuf);
    int affiliate = xteaBuf.readInt();
    int anInt6 = xteaBuf.readInt();
    String updateToken = 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();
    }

    System.out.println(seed);
}

---

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

License:Open Source License

/**
 * Reads a string from a bytebuf./*w  w w . ja v a2  s . co  m*/
 * @param buf The bytebuf.
 * @return The decoded string.
 */
public static String getString(ByteBuf buf) {
    StringBuilder bldr = new StringBuilder();
    byte b;
    while (buf.isReadable() && (b = buf.readByte()) != 0) {
        bldr.append((char) b);
    }
    return bldr.toString();
}

---

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

License:Open Source License

/**
 * Reads a string from a bytebuf./*from  w w w.  j av  a 2s  .co  m*/
 * @param buf The bytebuf.
 * @return The decoded string.
 */
public static String getJagString(ByteBuf buf) {
    StringBuilder bldr = new StringBuilder();
    byte b;
    buf.readByte();
    while (buf.isReadable() && (b = buf.readByte()) != 0) {
        bldr.append((char) b);
    }
    return bldr.toString();
}

---

From source file:com.gemstone.gemfire.internal.redis.ByteToCommandDecoder.java

License:Apache License

private Command parse(ByteBuf buffer) throws RedisCommandParserException {
    if (buffer == null)
        throw new NullPointerException();
    if (!buffer.isReadable())
        return null;

    byte firstB = buffer.readByte();
    if (firstB != arrayID)
        throw new RedisCommandParserException("Expected: " + (char) arrayID + " Actual: " + (char) firstB);
    ArrayList<byte[]> commandElems = new ArrayList<byte[]>();

    if (!parseArray(commandElems, buffer))
        return null;

    return new Command(commandElems);
}

---

From source file:com.gemstone.gemfire.internal.redis.ByteToCommandDecoder.java

License:Apache License

private boolean parseArray(ArrayList<byte[]> commandElems, ByteBuf buffer) throws RedisCommandParserException {
    byte currentChar;
    int arrayLength = parseCurrentNumber(buffer);
    if (arrayLength == Integer.MIN_VALUE || !parseRN(buffer))
        return false;
    if (arrayLength < 0 || arrayLength > 1000000000)
        throw new RedisCommandParserException("invalid multibulk length");

    for (int i = 0; i < arrayLength; i++) {
        if (!buffer.isReadable())
            return false;
        currentChar = buffer.readByte();
        if (currentChar == bulkStringID) {
            byte[] newBulkString = parseBulkString(buffer);
            if (newBulkString == null)
                return false;
            commandElems.add(newBulkString);
        } else/*w w w. j ava2  s . c  om*/
            throw new RedisCommandParserException("expected: \'$\', got \'" + (char) currentChar + "\'");
    }
    return true;
}

---

From source file:com.gemstone.gemfire.internal.redis.ByteToCommandDecoder.java

License:Apache License

/**
 * Helper method to parse the number at the beginning of the buffer
 * //from w ww. j  a  v  a 2s.co  m
 * @param buffer Buffer to read
 * @return The number found at the beginning of the buffer
 */
private int parseCurrentNumber(ByteBuf buffer) {
    int number = 0;
    int readerIndex = buffer.readerIndex();
    byte b = 0;
    while (true) {
        if (!buffer.isReadable())
            return Integer.MIN_VALUE;
        b = buffer.readByte();
        if (Character.isDigit(b)) {
            number = number * 10 + (int) (b - '0');
            readerIndex++;
        } else {
            buffer.readerIndex(readerIndex);
            break;
        }
    }
    return number;
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• 21
• 22
• 23
• 24
• 25
• 26
• 27
• 28
• 29
• 30
• 31
• 32
• 33
• 34
• 35
• 36
• 37
• 38
• 39
• 40
• 41
• 42
• 43
• 44
• 45
• 46
• 47
• 48
• 49
• 50
• »