Example usage 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();

Source Link

Document

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

Usage

From source file:com.hazelcast.simulator.protocol.core.SimulatorMessageCodec.java

License:Open Source License

public static SimulatorMessage decodeSimulatorMessage(ByteBuf buffer) {
    int frameLength = buffer.readInt();
    int dataLength = frameLength - HEADER_SIZE;

    if (buffer.readInt() != MAGIC_BYTES) {
        throw new IllegalArgumentException("Invalid magic bytes for SimulatorMessage");
    }//  ww  w  .j a v a2  s.  c  om

    SimulatorAddress destination = decodeSimulatorAddress(buffer);
    SimulatorAddress source = decodeSimulatorAddress(buffer);

    long messageId = buffer.readLong();
    OperationType operationType = OperationType.fromInt(buffer.readInt());

    String operationData = buffer.readSlice(dataLength).toString(UTF_8);

    return new SimulatorMessage(destination, source, messageId, operationType, operationData);
}

From source file:com.heliosapm.ohcrs.core.AbstractDriverCodec.java

License:Apache License

/**
 * {@inheritDoc}/*  www .j av  a2s.  c  om*/
 * @see com.heliosapm.ohcrs.core.DriverCodec#readInt(io.netty.buffer.ByteBuf)
 */
@Override
public Integer readInt(final ByteBuf b) throws SQLException {
    if (checkNull(b))
        return null;
    return b.readInt();
}

From source file:com.heliosapm.ohcrs.core.AbstractDriverCodec.java

License:Apache License

/**
 * {@inheritDoc}/*from  w w w . jav a  2  s  . c o m*/
 * @see com.heliosapm.ohcrs.core.DriverCodec#readint(io.netty.buffer.ByteBuf)
 */
@Override
public int readint(final ByteBuf b) throws SQLException {
    if (checkNull(b))
        return 0;
    return b.readInt();
}

From source file:com.heliosapm.ohcrs.impls.oracle.OracleDriverCodec.java

License:Apache License

@Override
public Datum read(final DBType d, final ByteBuf b) throws SQLException {
    final short typeCode = b.readShort();
    if (checkNull(b))
        return null;
    final int size = b.readInt();
    final byte[] bytes = new byte[size];
    b.readBytes(bytes);//from ww w.  j  av  a2 s. c o  m
    final DBType dbType = DBType.forCode(typeCode);
    switch (dbType) {
    case BIT:
    case BIGINT:
    case DECIMAL:
    case DOUBLE:
    case FLOAT:
    case INTEGER:
    case NUMERIC:
    case TINYINT:
    case SMALLINT:
        return new NUMBER(bytes);
    case DATE:
    case TIME:
        return new oracle.sql.DATE(bytes);
    case TIMESTAMP:
        return new oracle.sql.TIMESTAMP(bytes);
    case ROWID:
        return new oracle.sql.ROWID(bytes);
    case CHAR:
    case NCHAR:
    case VARCHAR:
    case LONGVARCHAR:
    case LONGNVARCHAR:
    case NVARCHAR:
        final int charsetCode = b.readInt();
        final CharacterSet cs = CharacterSet.make(charsetCode);
        return new oracle.sql.CHAR(bytes, cs);
    default:
        throw new UnsupportedOperationException(dbType.name());
        //         case STRUCT:
        //         case BINARY:
        //         case BIT:
        //         case BLOB:
        //         case BOOLEAN:
        //         case CLOB:
        //         case DATALINK:
        //         case DISTINCT:
        //         case JAVA_OBJECT:
        //         case LONGVARBINARY:
        //         case NCLOB:
        //         case NULL:
        //         case OTHER:
        //         case REAL:
        //         case REF:
        //         case SQLXML:
        //         case VARBINARY:
    }
}

From source file:com.hiido.eagle.hes.transfer.FileTransferServer.java

License:Apache License

protected FileStoreInfo createAndStoreFile(ChannelHandlerContext ctx, Object msg) throws Exception {
    ByteBuf in = (ByteBuf) msg;
    int filePathSize = in.readInt();
    String fileName = new String(in.readBytes(filePathSize).array());
    long fileSize = in.readLong();

    String localPath = TransferServerConfig.class.getResource("/").getPath() + fileName;
    logger.info("Start to handler the file [{}] with size [{}b] which be writen to local disk [{}]", fileName,
            fileSize, localPath);/*from   ww w  . ja v a  2s. c om*/

    long currFileSize = in.readableBytes();
    ByteBuffer buf = ByteBuffer.allocate((int) currFileSize);
    in.readBytes(buf);

    RandomAccessFile accessfile = new RandomAccessFile(localPath, "rw");
    FileChannel fileChannel = accessfile.getChannel();
    fileChannel.write(buf);
    return new FileStoreInfo(accessfile, fileChannel, fileName, fileSize, currFileSize);
}

From source file:com.ibm.crail.datanode.netty.rpc.RdmaMsgHeader.java

License:Apache License

public void decodeHeader(ByteBuf src) {
    this.address = src.readLong();
    this.opLength = src.readInt();
    this.stag = src.readInt();
    this.type = src.readInt();
    this.status = src.readInt();
    this.cookie = src.readLong();
}

From source file:com.jadarstudios.rankcapes.forge.network.packet.C1PacketCapePack.java

License:MIT License

@Override
public void read(ByteBuf data) throws IndexOutOfBoundsException {
    this.packSize = data.readInt();
    int length = data.readInt();
    this.packBytes = data.readBytes(length).array();
}

From source file:com.jadarstudios.rankcapes.forge.network.packet.PacketBase.java

License:MIT License

/**
 * Reads a string from a {@link ByteBuf}.
 *
 * @param data the buffer to read from// w  w w. j  a v  a2  s . c  o m
 *
 * @throws IndexOutOfBoundsException thrown if the buffer does not have enough bytes from which to read
 */
public String readString(ByteBuf data) throws IndexOutOfBoundsException {
    int length = data.readInt();
    byte[] stringBytes = new byte[length];
    data.readBytes(stringBytes);

    return new String(stringBytes);
}

From source file:com.jayqqaa12.jbase.tcp.netty.code.DreamJSONDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
    while (true) {

        if (in.readableBytes() <= 4) {
            break;
        }//  w w  w .java 2  s  . c  om
        in.markReaderIndex();
        int length = in.readInt();
        if (length <= 0) {
            throw new Exception("a negative length occurd while decode!");
        }
        if (in.readableBytes() < length) {
            in.resetReaderIndex();
            break;
        }
        byte[] msg = new byte[length];
        in.readBytes(msg);
        out.add(new String(msg, "UTF-8"));
    }

}

From source file:com.kaijin.AdvPowerMan.ClientPacketHandler.java

License:Open Source License

@SubscribeEvent
public void onClientPacket(ClientCustomPacketEvent event) {
    ByteBuf stream = event.packet.payload();
    // DataInputStream stream = new DataInputStream(new
    // ByteArrayInputStream(packet.data));

    // Determine packet type and coordinates of affected tile entity
    int packetType = -1;
    int x = 0;//from  ww  w  .  ja  v a 2s.co m
    int y = 0;
    int z = 0;

    packetType = stream.readInt();
    x = stream.readInt();
    y = stream.readInt();
    z = stream.readInt();

    if (packetType == 0) {
        World world = FMLClientHandler.instance().getClient().theWorld;
        TileEntity tile = world.getTileEntity(x, y, z);

        Exception e;
        try {
            ((TECommon) tile).receiveDescriptionData(packetType, stream);
            return;
        } catch (ClassCastException ex) {
            e = ex;
        } catch (NullPointerException ex) {
            e = ex;
        }
        FMLLog.getLogger()
                .info("[AdvancedPowerManagement] " + "Client received description packet for " + x + ", " + y
                        + ", " + z + " but couldn't deliver to tile entity. (Details: " + e.toString() + ")");
        return;
    }
}