Example usage for io.netty.buffer ByteBuf readInt

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

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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.basho.riak.client.core.netty.HealthCheckDecoder.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext chc, ByteBuf in, List<Object> list) throws Exception {
    // Make sure we have 4 bytes
    if (in.readableBytes() >= 4) {
        in.markReaderIndex();/*www  . j ava 2s.co m*/
        int length = in.readInt();

        // See if we have the full frame.
        if (in.readableBytes() < length) {
            in.resetReaderIndex();
        } else {
            byte code = in.readByte();
            byte[] protobuf = new byte[length - 1];
            in.readBytes(protobuf);

            chc.channel().pipeline().remove(this);
            if (code == RiakMessageCodes.MSG_ErrorResp) {
                logger.debug("Received MSG_ErrorResp reply to healthcheck");
                future.setException((riakErrorToException(protobuf)));
            } else {
                logger.debug("Healthcheck op successful; returned code {}", code);
                future.setMessage(new RiakMessage(code, protobuf));
            }
        }
    }
}

From source file:com.basho.riak.client.core.netty.RiakMessageCodec.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
    // Make sure we have 4 bytes
    if (in.readableBytes() >= 4) {
        in.markReaderIndex();//  w ww.jav a 2  s  .  c  o  m
        int length = in.readInt();

        // See if we have the full frame.
        if (in.readableBytes() < length) {
            in.resetReaderIndex();
            return;
        } else {
            byte code = in.readByte();
            byte[] array = new byte[length - 1];
            in.readBytes(array);
            out.add(new RiakMessage(code, array));
        }

    }
}

From source file:com.basho.riak.client.core.netty.RiakSecurityDecoder.java

License:Apache License

@Override
protected void decode(ChannelHandlerContext chc, ByteBuf in, List<Object> out) throws Exception {
    // Make sure we have 4 bytes
    if (in.readableBytes() >= 4) {
        in.markReaderIndex();//from  w ww. ja  v  a 2s  .c  o  m
        int length = in.readInt();

        // See if we have the full frame.
        if (in.readableBytes() < length) {
            in.resetReaderIndex();
        } else {
            byte code = in.readByte();
            byte[] protobuf = new byte[length - 1];
            in.readBytes(protobuf);

            switch (state) {
            case TLS_WAIT:
                switch (code) {
                case RiakMessageCodes.MSG_StartTls:
                    logger.debug("Received MSG_RpbStartTls reply");
                    // change state
                    this.state = State.SSL_WAIT;
                    // insert SSLHandler
                    SslHandler sslHandler = new SslHandler(sslEngine);
                    // get promise
                    Future<Channel> hsFuture = sslHandler.handshakeFuture();
                    // register callback
                    hsFuture.addListener(new SslListener());
                    // Add handler
                    chc.channel().pipeline().addFirst(Constants.SSL_HANDLER, sslHandler);
                    break;
                case RiakMessageCodes.MSG_ErrorResp:
                    logger.debug("Received MSG_ErrorResp reply to startTls");
                    promise.tryFailure((riakErrorToException(protobuf)));
                    break;
                default:
                    promise.tryFailure(
                            new RiakResponseException(0, "Invalid return code during StartTLS; " + code));
                }
                break;
            case AUTH_WAIT:
                chc.channel().pipeline().remove(this);
                switch (code) {
                case RiakMessageCodes.MSG_AuthResp:
                    logger.debug("Received MSG_RpbAuthResp reply");
                    promise.trySuccess(null);
                    break;
                case RiakMessageCodes.MSG_ErrorResp:
                    logger.debug("Received MSG_ErrorResp reply to auth");
                    promise.tryFailure(riakErrorToException(protobuf));
                    break;
                default:
                    promise.tryFailure(
                            new RiakResponseException(0, "Invalid return code during Auth; " + code));
                }
                break;
            default:
                // WTF?
                logger.error("Received message while not in TLS_WAIT or AUTH_WAIT");
                promise.tryFailure(
                        new IllegalStateException("Received message while not in TLS_WAIT or AUTH_WAIT"));
            }
        }
    }
}

From source file:com.blogspot.jabelarminecraft.blocksmith.proxy.CommonProxy.java

License:Open Source License

public List<ItemStack> convertPayloadToItemStackList(ByteBuf theBuffer) {
    List<ItemStack> theList = new ArrayList();

    while (theBuffer.isReadable()) {
        int theID = theBuffer.readInt();
        int theMetadata = theBuffer.readInt();
        ItemStack theStack = new ItemStack(Item.getItemById(theID), 1, theMetadata);

        // Handle the case of mods like Tinker's Construct that use NBT instead of metadata
        boolean hasNBT = theBuffer.readBoolean();
        if (hasNBT) {
            theStack.setTagCompound(ByteBufUtils.readTag(theBuffer));
            // DEBUG
            System.out.println(/*from   ww w  .  jav  a  2 s.c  o  m*/
                    "The stack " + theStack.toString() + " has NBT = " + theStack.getTagCompound().toString());
        }

        theList.add(theStack);
    }

    // DEBUG
    System.out.println(theList.toString());

    return theList;
}

From source file:com.bluepowermod.network.message.LocationIntPacket.java

License:Open Source License

@Override
public void fromBytes(ByteBuf buf) {

    x = buf.readInt();
    y = buf.readInt();
    z = buf.readInt();
}

From source file:com.bluepowermod.network.message.MessageGuiUpdate.java

License:Open Source License

@Override
public void fromBytes(ByteBuf buf) {

    super.fromBytes(buf);
    messageId = buf.readInt();
    partId = buf.readInt();/*from w  w  w  .j av  a 2  s  .  c  om*/
    value = buf.readInt();
    icId = buf.readInt();
}

From source file:com.bluepowermod.network.message.MessageSendClientServerTemplates.java

License:Open Source License

@Override
public void fromBytes(ByteBuf buf) {

    int amount = buf.readInt();
    stacks = new ArrayList<ItemStack>();
    for (int i = 0; i < amount; i++) {
        stacks.add(ByteBufUtils.readItemStack(buf));
    }/* w w  w .j a  v a 2 s.co  m*/
}

From source file:com.bluepowermod.network.message.MessageUpdateTextfield.java

License:Open Source License

@Override
public void fromBytes(ByteBuf buffer) {

    super.fromBytes(buffer);
    textFieldID = buffer.readInt();
    text = ByteBufUtils.readUTF8String(buffer);
}

From source file:com.bosscs.spark.commons.extractor.client.codecs.ActionDecoder.java

License:Apache License

protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) {

    // Wait until the length prefix is available.
    if (in.readableBytes() < 5) {
        return;/*  www  . j ava 2  s .  co  m*/
    }

    // Wait until the whole data is available.
    int dataLength = in.readInt();
    if (in.readableBytes() < dataLength) {
        in.resetReaderIndex();
        return;
    }

    // Convert the received data into a new BigInteger.
    byte[] decoded = new byte[dataLength];
    in.readBytes(decoded);

    ByteArrayInputStream bis = new ByteArrayInputStream(decoded);
    ObjectInput inObj = null;
    Action action = null;
    try {
        inObj = new ObjectInputStream(bis);
        action = (Action) inObj.readObject();
    } catch (IOException | ClassNotFoundException e) {
        LOG.error(e.getMessage());
    } finally {
        try {
            bis.close();
        } catch (IOException ex) {
            // ignore close exception
        }
        try {
            if (inObj != null) {
                inObj.close();
            }
        } catch (IOException ex) {
            // ignore close exception
        }
    }

    out.add(action);
}

From source file:com.bosscs.spark.commons.extractor.client.codecs.ResponseDecoder.java

License:Apache License

protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) {

    // Wait until the length prefix is available.
    if (in.readableBytes() < 5) {
        return;//  w  w  w .  java2  s. co m
    }

    // Wait until the whole data is available.
    int dataLength = in.readInt();
    if (in.readableBytes() < dataLength) {
        in.resetReaderIndex();
        return;
    }

    // Convert the received data into a new BigInteger.
    byte[] decoded = new byte[dataLength];
    in.readBytes(decoded);

    ByteArrayInputStream bis = new ByteArrayInputStream(decoded);
    ObjectInput inObj = null;
    Response response = null;
    try {
        inObj = new ObjectInputStream(bis);
        response = (Response) inObj.readObject();
    } catch (IOException | ClassNotFoundException e) {
        e.printStackTrace();
    } finally {
        try {
            bis.close();
        } catch (IOException ex) {
            // ignore close exception
        }
        try {
            if (inObj != null) {
                inObj.close();
            }
        } catch (IOException ex) {
            // ignore close exception
        }
    }

    out.add(response);
}