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.heliosapm.ohcrs.core.AbstractDriverCodec.java

License:Apache License

/**
 * {@inheritDoc}//from w w  w  . ja v a  2s  .c om
 * @see com.heliosapm.ohcrs.core.DriverCodec#readLong(io.netty.buffer.ByteBuf)
 */
@Override
public Long readLong(final ByteBuf b) throws SQLException {
    if (checkNull(b))
        return null;
    return b.readLong();
}

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

License:Apache License

/**
 * {@inheritDoc}/*from   ww  w.j  av  a 2  s  . c  o  m*/
 * @see com.heliosapm.ohcrs.core.DriverCodec#readlong(io.netty.buffer.ByteBuf)
 */
@Override
public long readlong(final ByteBuf b) throws SQLException {
    if (checkNull(b))
        return 0L;
    return b.readLong();
}

From source file:com.heliosapm.streams.metrics.StreamedMetric.java

License:Open Source License

void readFromBuff(final ByteBuf buff) {
    final byte v = buff.readByte();
    if (v == 0) {
        valueType = null;/*from   w  w w .jav a  2s.  com*/
    } else {
        valueType = ValueType.ordinal(v - 1);
    }
    timestamp = buff.readLong();
    metricName = BufferManager.readUTF(buff);
    final int tsize = buff.readByte();
    for (int i = 0; i < tsize; i++) {
        final String key = BufferManager.readUTF(buff);
        final String val = BufferManager.readUTF(buff);
        tags.put(key, val);
    }
}

From source file:com.heliosapm.streams.metrics.StreamedMetricValue.java

License:Apache License

/**
 * Updates this StreamedMetricValue using the next serialized version in the passed ByteBuf. 
 * @param buf The buffer to update from/* w w w . j a v a2s . c  om*/
 * @return this StreamedMetricValue
 */
@Override
public StreamedMetricValue update(final ByteBuf buf) {
    super.update(buf);
    if (buf.readByte() == ZERO_BYTE) {
        isDoubleValue = true;
        doubleValue = buf.readDouble();
    } else {
        isDoubleValue = false;
        longValue = buf.readLong();
    }
    return this;
}

From source file:com.heliosapm.streams.metrics.StreamedMetricValue.java

License:Apache License

/**
 * Reads a StreamedMetricValue from the passed buffer
 * @param buff The buffer to read from/*from w ww. j  a  v  a  2s .c  o m*/
 * @return the StreamedMetricValue
 */
public static StreamedMetricValue from(final ByteBuf buff) {
    buff.readByte();
    final byte vt = buff.readByte();
    final ValueType valueType = vt == 0 ? null : ValueType.ordinal(vt);
    final long ts = buff.readLong();
    final String mn = BufferManager.readUTF(buff);
    final int tagCount = buff.readByte();
    final Map<String, String> tags = new HashMap<String, String>(tagCount);
    for (int i = 0; i < tagCount; i++) {
        tags.put(BufferManager.readUTF(buff), BufferManager.readUTF(buff));
    }
    final byte lord = buff.readByte();
    if (lord == 0) {
        return new StreamedMetricValue(ts, buff.readDouble(), mn, tags).setValueType(valueType);
    }
    return new StreamedMetricValue(ts, buff.readLong(), mn, tags).setValueType(valueType);

}

From source file:com.heliosapm.streams.metrics.StreamedMetricValue.java

License:Apache License

/**
 * Creates a StreamedMetricValue from the passed buffer
 * @param bytes The byte to read the StreamedMetric from
 * @return the created StreamedMetric/*from  ww w .j  a v  a  2  s  .  c o m*/
 */
static StreamedMetricValue fromBuff(final ByteBuf buff) {
    final StreamedMetricValue sm = new StreamedMetricValue();
    sm.byteSize = buff.readableBytes() + 1;
    sm.readFromBuff(buff);
    final byte type = buff.readByte();
    if (type == 0) {
        sm.isDoubleValue = true;
        sm.doubleValue = buff.readDouble();
    } else {
        sm.isDoubleValue = false;
        sm.longValue = buff.readLong();
    }
    return sm;
}

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   w  w  w . j av a  2 s . c o m

    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.ibm.crail.namenode.rpc.netty.common.NettyRequest.java

License:Apache License

public void update(ByteBuf buffer) throws IOException {

    this.cookie = buffer.readLong();
    this.cmd = buffer.readShort();
    this.type = buffer.readShort();

    nioBuffer.clear();/*from  ww  w.  ja v  a  2 s. co m*/
    buffer.readBytes(nioBuffer);
    nioBuffer.flip();

    switch (type) {
    case NameNodeProtocol.REQ_CREATE_FILE:
        this.createFileReq = new RpcRequestMessage.CreateFileReq();
        createFileReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_GET_FILE:
        this.fileReq = new RpcRequestMessage.GetFileReq();
        fileReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_SET_FILE:
        this.setFileReq = new RpcRequestMessage.SetFileReq();
        setFileReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_REMOVE_FILE:
        this.removeReq = new RpcRequestMessage.RemoveFileReq();
        removeReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_RENAME_FILE:
        this.renameFileReq = new RpcRequestMessage.RenameFileReq();
        renameFileReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_GET_BLOCK:
        this.getBlockReq = new RpcRequestMessage.GetBlockReq();
        getBlockReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_GET_LOCATION:
        this.getLocationReq = new RpcRequestMessage.GetLocationReq();
        getLocationReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_SET_BLOCK:
        this.setBlockReq = new RpcRequestMessage.SetBlockReq();
        setBlockReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_GET_DATANODE:
        this.getDataNodeReq = new RpcRequestMessage.GetDataNodeReq();
        getDataNodeReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_DUMP_NAMENODE:
        this.dumpNameNodeReq = new RpcRequestMessage.DumpNameNodeReq();
        dumpNameNodeReq.update(nioBuffer);
        break;
    case NameNodeProtocol.REQ_PING_NAMENODE:
        this.pingNameNodeReq = new RpcRequestMessage.PingNameNodeReq();
        pingNameNodeReq.update(nioBuffer);
        break;
    }
}

From source file:com.ibm.crail.namenode.rpc.netty.common.ResponseDecoder.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext channelHandlerContext, ByteBuf byteBuf, List<Object> list)
        throws Exception {
    if (byteBuf.readableBytes() < NettyResponse.CSIZE) {
        return;//from  ww w  .  j av  a2 s.  c  o  m
    }
    long cookie = byteBuf.readLong();
    /* allocate a new response here and then proceed */
    NettyResponse resp = this.group.retriveAndRemove(cookie);
    resp.update(cookie, byteBuf);
    resp.getNettyCommonFuture().markDone();
}