Example usage for io.netty.buffer Unpooled buffer

Introduction

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

Prototype

public static ByteBuf buffer()

Source Link

Document

Creates a new big-endian Java heap buffer with reasonably small initial capacity, which expands its capacity boundlessly on demand.

Usage

From source file:buildcraft.core.lib.utils.Utils.java

License:Minecraft Mod Public

/**
 * This subprogram transforms a packet into a FML packet to be send in the
 * minecraft default packet mechanism. This always use BC-CORE as a
 * channel, and as a result, should use discriminators declared there.
 *
 * WARNING! The implementation of this subprogram relies on the internal
 * behavior of #FMLIndexedMessageToMessageCodec (in particular the encode
 * member). It is probably opening a maintenance issue and should be
 * replaced eventually by some more solid mechanism.
 *///from w ww. j ava  2  s . co  m
public static FMLProxyPacket toPacket(Packet packet, int discriminator) {
    ByteBuf buf = Unpooled.buffer();

    buf.writeByte((byte) discriminator);
    packet.writeData(buf);

    return new FMLProxyPacket(buf, DefaultProps.NET_CHANNEL_NAME + "-CORE");
}

From source file:buildcraft.core.network.PacketRPC.java

License:Minecraft Mod Public

public ArrayList<PacketRPC> breakIntoSmallerPackets(int maxSize) {
    ArrayList<PacketRPC> messages = new ArrayList<PacketRPC>();

    if (contents.readableBytes() < maxSize) {
        messages.add(this);
        return messages;
    }//w w  w .j  a  va  2 s.c  o  m

    int start = 0;

    while (true) {
        ByteBuf subContents = contents
                .readBytes(contents.readableBytes() > maxSize ? maxSize : contents.readableBytes());

        PacketRPCPart subPacket = new PacketRPCPart();
        subPacket.id = id;
        subPacket.contents = subContents;

        messages.add(subPacket);

        start += maxSize;

        if (contents.readableBytes() == 0) {
            break;
        }
    }

    contents = Unpooled.buffer();

    messages.add(this);

    return messages;
}

From source file:buildcraft.core.network.PacketRPCTile.java

License:Minecraft Mod Public

public void call(EntityPlayer sender) {
    World world = null;/*from w w w.j av a 2 s . c  o m*/

    if (!sender.worldObj.isRemote) {
        // if this is a server, then get the world

        world = DimensionManager.getProvider(dimId).worldObj;
    } else if (sender.worldObj.provider.dimensionId == dimId) {
        // if the player is on this world, then synchronize things

        world = sender.worldObj;
    }

    TileEntity localTile = world.getTileEntity(x, y, z);

    setTile(localTile);

    RPCMessageInfo info = new RPCMessageInfo();
    info.sender = sender;

    ByteBuf previousData = bufferedPackets.get(id);
    bufferedPackets.remove(id);

    ByteBuf completeData;

    if (previousData != null) {
        completeData = previousData.writeBytes(contents);
    } else {
        completeData = Unpooled.buffer();
        completeData.writeBytes(contents);
    }

    if (!moreDataToCome) {
        RPCHandler.receiveRPC(localTile, info, completeData);
    } else {
        bufferedPackets.put(id, completeData);
    }
}

From source file:buildcraft.core.network.PacketTileState.java

License:Minecraft Mod Public

@Override
public void writeData(ByteBuf data) {
    super.writeData(data);

    ByteBuf tmpState = Unpooled.buffer();

    tmpState.writeByte(stateList.size());
    for (StateWithId stateWithId : stateList) {
        tmpState.writeByte(stateWithId.stateId);
        stateWithId.state.writeData(tmpState);
    }//  ww  w .  ja v a  2s.c o  m

    data.writeInt(tmpState.readableBytes());
    data.writeBytes(tmpState.readBytes(tmpState.readableBytes()));
}

From source file:buildcraft.core.network.PacketTileState.java

License:Minecraft Mod Public

@Override
public void readData(ByteBuf data) {
    super.readData(data);

    state = Unpooled.buffer();
    int length = data.readInt();
    state.writeBytes(data.readBytes(length));
}

From source file:buildcraft.core.network.RPCHandler.java

License:Minecraft Mod Public

private PacketRPCPipe createRCPPacket(Pipe pipe, String method, Object... actuals) {
    ByteBuf data = Unpooled.buffer();

    try {/*from  ww  w  .ja v  a  2s  .  c  om*/
        TileEntity tile = pipe.container;

        // In order to save space on message, we assuming dimensions ids
        // small. Maybe worth using a varint instead
        data.writeShort(tile.getWorldObj().provider.dimensionId);
        data.writeInt(tile.xCoord);
        data.writeInt(tile.yCoord);
        data.writeInt(tile.zCoord);

        writeParameters(method, data, actuals);
    } catch (IOException e) {
        e.printStackTrace();
    } catch (IllegalArgumentException e) {
        e.printStackTrace();
    } catch (IllegalAccessException e) {
        e.printStackTrace();
    }

    byte[] bytes = new byte[data.readableBytes()];
    data.readBytes(bytes);

    return new PacketRPCPipe(bytes);
}

From source file:buildcraft.core.network.RPCHandler.java

License:Minecraft Mod Public

private PacketRPCTile createRCPPacket(TileEntity tile, String method, Object... actuals) {
    ByteBuf data = Unpooled.buffer();

    try {/*from ww  w  .j a v  a2  s .  co m*/
        writeParameters(method, data, actuals);
    } catch (IOException e) {
        e.printStackTrace();
    } catch (IllegalArgumentException e) {
        e.printStackTrace();
    } catch (IllegalAccessException e) {
        e.printStackTrace();
    }

    byte[] bytes = new byte[data.readableBytes()];
    data.readBytes(bytes);

    return new PacketRPCTile(tile, bytes);
}

From source file:buildcraft.core.utils.Utils.java

License:Minecraft Mod Public

/**
 * This subprogram transforms a packet into a FML packet to be send in the
 * minecraft default packet mechanism. This always use BC-CORE as a
 * channel, and as a result, should use discriminators declared there.
 *
 * WARNING! The implementation of this subprogram relies on the internal
 * behavior of #FMLIndexedMessageToMessageCodec (in particular the encode
 * member). It is probably opening a maintenance issue and should be
 * replaced eventually by some more solid mechanism.
 *//*from  w w  w  . j a  va  2s  . c o m*/
public static FMLProxyPacket toPacket(BuildCraftPacket packet, int discriminator) {
    ByteBuf buf = Unpooled.buffer();

    buf.writeByte((byte) discriminator);
    packet.writeData(buf);

    return new FMLProxyPacket(buf, DefaultProps.NET_CHANNEL_NAME + "-CORE");
}

From source file:buildcraft.lib.tile.TileBC_Neptune.java

License:Mozilla Public License

public final MessageUpdateTile createMessage(int id, IPayloadWriter writer) {
    PacketBufferBC buffer = new PacketBufferBC(Unpooled.buffer());
    buffer.writeShort(id);//from  w w w  .j  a  va  2 s. c o  m
    writer.write(buffer);
    return new MessageUpdateTile(getPos(), buffer);
}

From source file:buildcraft.lib.tile.TileBC_Neptune.java

License:Mozilla Public License

@Override
public NBTTagCompound getUpdateTag() {
    ByteBuf buf = Unpooled.buffer();
    buf.writeShort(NET_RENDER_DATA);/* w  w w.j a  v a 2 s .  com*/
    writePayload(NET_RENDER_DATA, new PacketBufferBC(buf), world.isRemote ? Side.CLIENT : Side.SERVER);
    byte[] bytes = new byte[buf.readableBytes()];
    buf.readBytes(bytes);

    NBTTagCompound nbt = super.getUpdateTag();
    nbt.setByteArray("d", bytes);
    return nbt;
}