Example usage for io.netty.buffer ByteBuf readInt

List of usage examples for io.netty.buffer ByteBuf readInt

Introduction

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

Prototype

public abstract int readInt();

Document

Gets a 32-bit integer at the current readerIndex and increases the readerIndex by 4 in this buffer.

Usage

From source file:com.srotya.sidewinder.core.ingress.binary.SeriesDataPointDecoder.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext arg0, ByteBuf buf, List<Object> output) throws Exception {
    int dpCount = buf.readInt();
    for (int i = 0; i < dpCount; i++) {
        DataPoint d = decodeBufToDPoint(buf);
        if (d == null) {
            System.out.println("Bad data point");
            return;
        } else {/*from   w  w  w .  j  a  va 2s.c o m*/
            output.add(d);
        }
    }
}

From source file:com.srotya.sidewinder.core.ingress.binary.SeriesDataPointDecoder.java

License:Apache License

public static DataPoint decodeBufToDPoint(ByteBuf buf) {
    int dbNameLength = buf.readInt();
    if (dbNameLength < 0) {
        return null;
    }//from  ww w . j a  v  a2  s  .com
    byte[] dbBytes = new byte[dbNameLength];
    buf.readBytes(dbBytes);
    String dbName = new String(dbBytes);
    int measurementNameLength = buf.readInt();
    if (measurementNameLength < 0) {
        return null;
    }
    byte[] measurementNameBytes = new byte[measurementNameLength];
    buf.readBytes(measurementNameBytes);
    String measurementName = new String(measurementNameBytes);

    int valueNameLength = buf.readInt();
    if (valueNameLength < 0) {
        return null;
    }
    byte[] valueNameBytes = new byte[valueNameLength];
    buf.readBytes(valueNameBytes);
    String valueFieldName = new String(valueNameBytes);
    long timestamp = buf.readLong();
    byte flag = buf.readByte();
    DataPoint dp;
    if (flag == '0') {
        double value = buf.readDouble();
        dp = new DataPoint(dbName, measurementName, valueFieldName, null, timestamp, value);
        dp.setFp(true);
    } else {
        long value = buf.readLong();
        dp = new DataPoint(dbName, measurementName, valueFieldName, null, timestamp, value);
    }
    return dp;
}

From source file:com.teambr.bookshelf.network.SyncableFieldPacket.java

License:Creative Commons License

/*******************************************************************************************************************
 * IMessage                                                                                                        *
 *******************************************************************************************************************/

@Override//from w  ww.ja v  a  2 s .c o  m
public void fromBytes(ByteBuf buf) {
    returnValue = buf.readBoolean();
    id = buf.readInt();
    value = buf.readDouble();
    blockPosition = BlockPos.fromLong(buf.readLong());
}

From source file:com.teambr.modularsystems.core.network.DeleteValuesPacket.java

License:Creative Commons License

@Override
public void fromBytes(ByteBuf buf) {
    this.blockID = buf.readInt();
    this.meta = buf.readInt();
}

From source file:com.teambr.modularsystems.core.network.SyncBlockValues.java

License:Creative Commons License

@Override
public void fromBytes(ByteBuf buf) {
    byte[] compressedBytes = null;
    int readableBytes = buf.readInt();

    if (readableBytes > 0)
        compressedBytes = buf.readBytes(readableBytes).array();

    if (compressedBytes != null)
        this.jsonBlockValues = CompressionFunctions.decompressStringFromByteArray(compressedBytes);
}

From source file:com.teambr.modularsystems.storage.network.StorageMessage.java

License:Creative Commons License

@Override
public void fromBytes(ByteBuf buf) {
    message = MESSAGE_ACTION.values()[buf.readInt()];
}

From source file:com.teambrmodding.neotech.network.OpenContainerGuiPacket.java

License:Creative Commons License

/*******************************************************************************************************************
 * IMessage                                                                                                        *
 *******************************************************************************************************************/

@Override//from  w ww .  ja  v  a  2  s  .  c om
public void fromBytes(ByteBuf buf) {
    blockPos = BlockPos.fromLong(buf.readLong());
    id = buf.readInt();
}

From source file:com.tesora.dve.db.mysql.libmy.MyFieldPktResponse.java

License:Open Source License

private void unpackTypeInfo(ByteBuf cb) {
    int remainingPayload = cb.readableBytes();
    int charsetOffset = remainingPayload + CHARSET_OFFSET_RELATIVE_TO_EOF;
    cb.skipBytes(charsetOffset);//from www.  ja v a  2  s.  c  o  m

    charset = cb.readByte();
    cb.skipBytes(1);
    column_length = cb.readInt();//TODO: this should be an unsigned int.  Will cause problems if length exceeds Integer.MAX_VALUE.
    column_type = MyFieldType.fromByte(cb.readByte());
    flags = cb.readShort();
    scale = cb.readByte();
    //plus two pad bytes of zero
}

From source file:com.tesora.dve.db.mysql.libmy.MyHandshakeV10.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    protocolVersion = cb.readByte();// w w  w.  ja va  2s.c  o  m
    serverVersion = cb.readSlice(cb.bytesBefore((byte) 0)).toString(CharsetUtil.UTF_8);
    cb.skipBytes(1); // skip the NULL terminator
    threadID = cb.readInt();
    scrambleBuffer1st = MysqlAPIUtils.readBytesAsString(cb, 8, CharsetUtil.ISO_8859_1);
    cb.skipBytes(1);
    long sc1 = cb.readUnsignedShort();
    serverCharset = cb.readByte();
    serverStatus = cb.readShort();
    long sc2 = Long.rotateLeft(cb.readUnsignedShort(), 16);
    setServerCapabilities(sc1 + sc2);
    scrambleBufferSize = new Integer(cb.readByte());
    cb.skipBytes(10); //unused bytes
    scrambleBuffer2nd = cb.readSlice(cb.bytesBefore((byte) 0)).toString(CharsetUtil.ISO_8859_1);
    cb.skipBytes(1);
    if ((serverCapabilitiesasLong
            & ClientCapabilities.CLIENT_PLUGIN_AUTH) == ClientCapabilities.CLIENT_PLUGIN_AUTH) {
        plugInProvidedData = cb.readSlice(cb.bytesBefore((byte) 0)).toString(CharsetUtil.UTF_8);
    }
}

From source file:com.tesora.dve.db.mysql.libmy.MyLoginRequest.java

License:Open Source License

@Override
public void unmarshallMessage(ByteBuf cb) {
    clientCapabilities = cb.readUnsignedInt();
    boolean hasConnectDatabase = ((clientCapabilities
            & ClientCapabilities.CLIENT_CONNECT_WITH_DB) == ClientCapabilities.CLIENT_CONNECT_WITH_DB);
    maxPacketSize = cb.readInt();
    clientCharset = cb.readByte();/*from   w  w  w  .  j a va 2s .  c  o  m*/

    cb.skipBytes(23); // login request has a 23 byte filler
    username = cb.readSlice(cb.bytesBefore((byte) 0)).toString(CharsetUtil.UTF_8);
    cb.skipBytes(1); // skip the NULL terminator
    byte passwordLength = cb.readByte();
    byte[] passwordBytes = new byte[passwordLength];
    cb.getBytes(cb.readerIndex(), passwordBytes, 0, passwordLength);
    password = new String(passwordBytes, CharsetUtil.ISO_8859_1);
    cb.skipBytes(passwordLength);
    // if the clientCapabilities flag has the CLIENT_CONNECT_WITH_DB bit set,
    // then this message contains an initial database to connect to
    if (hasConnectDatabase) {
        database = cb.readSlice(cb.bytesBefore((byte) 0)).toString(CharsetUtil.UTF_8);
        if (database.length() < 1) {
            database = null;
        }
    }
}