Example usage for io.netty.buffer ByteBuf writableBytes

Introduction

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

Prototype

public abstract int writableBytes();

Source Link

Document

Returns the number of writable bytes which is equal to (this.capacity - this.writerIndex) .

Usage

From source file:io.nodyn.netty.pipe.NioDuplexStreamChannel.java

License:Apache License

@Override
protected int doReadBytes(ByteBuf byteBuf) throws Exception {
    return byteBuf.writeBytes(javaChannel(), byteBuf.writableBytes());
}

From source file:me.melchor9000.net.Socket.java

License:Open Source License

/**
 * Receives some data from the socket into the {@link ByteBuf}. This method
 * doesn't ensure to write exactly {@code data.remaining()} bytes. Use instead
 * {@link SocketUtil} methods.//from ww w  . ja  va  2 s . c om
 * @param data {@link ByteBuf} where to write the data
 * @return number of bytes read
 * @throws Throwable If something bad happens while receiving the data
 */
public long receive(@NotNull ByteBuf data) throws Throwable {
    return receive(data, data.writableBytes());
}

From source file:me.melchor9000.net.Socket.java

License:Open Source License

/**
 * Receives some data from the socket into the {@link ByteBuf}. This method
 * doesn't ensure to write exactly {@code data.remaining()} bytes. Use instead
 * {@link SocketUtil} methods. This is an asynchronous operation, so it returns
 * a {@link Future} about this task.//w  w  w  .j a v a 2  s.  c  o  m
 * @param data {@link ByteBuf} where to write the data
 * @return a {@link Future} representing the task
 */
public @NotNull Future<Long> receiveAsync(@NotNull ByteBuf data) {
    return receiveAsync(data, data.writableBytes());
}

From source file:me.melchor9000.net.SocketUtil.java

License:Open Source License

/**
 * Reads from the socket exactly the number of writable bytes
 * {@link ByteBuf#writableBytes()} of the buffer into the buffer synchronously.
 * @param socket Socket to read from/*  w w w  .  j  a  v  a 2 s .  co  m*/
 * @param buffer Buffer to write the data
 * @throws Throwable If the operation fails
 */
public static void read(@NotNull Socket socket, @NotNull ByteBuf buffer) throws Throwable {
    read(socket, buffer, buffer.writableBytes());
}

From source file:me.melchor9000.net.SocketUtil.java

License:Open Source License

/**
 * Reads from the socket exactly the number of writable bytes
 * {@link ByteBuf#writableBytes()} of the buffer into the buffer asynchronously.
 * If there's an error, everything that could read is kept inside the buffer.
 * @param socket Socket to read from/*www  . j av  a 2  s  .c  o  m*/
 * @param buffer Buffer to write the data
 * @return a {@link Future}
 */
public static Future<Long> readAsync(@NotNull Socket socket, @NotNull ByteBuf buffer) {
    return readAsync(socket, buffer, buffer.writableBytes());
}

From source file:me.melchor9000.net.UDPSocket.java

License:Open Source License

public Packet receiveFrom(ByteBuf data) throws Throwable {
    return receiveFrom(data, data.writableBytes());
}

From source file:me.melchor9000.net.UDPSocket.java

License:Open Source License

public Future<Packet> receiveAsyncFrom(ByteBuf data) {
    return receiveAsyncFrom(data, data.writableBytes());
}

From source file:nearenough.protocol.RtWire.java

License:Open Source License

/**
 * Encode the given message for network transmission using the provided ByteBuf allocator.
 *
 * @return A {@link ByteBuf} containing this message encoded for transmission.
 *//*w  w w.  jav  a2 s  . com*/
public static ByteBuf toWire(RtMessage msg, ByteBufAllocator allocator) {
    checkNotNull(msg, "msg");
    checkNotNull(allocator, "allocator");

    int encodedSize = computeEncodedSize(msg.mapping());
    ByteBuf buf = allocator.buffer(encodedSize);
    checkState(buf.writableBytes() >= 4, "nonsensical output buf size %s", buf.writableBytes());

    writeNumTags(msg, buf);
    writeOffsets(msg, buf);
    writeTags(msg, buf);
    writeValues(msg, buf);

    // Output buffer should have been completely used
    checkState(buf.writableBytes() == 0, "message was not completely written");

    return buf;
}

From source file:net.petercashel.nettyCore.common.packetCore.PacketBase.java

License:Apache License

public void sendPacket(ChannelHandlerContext ctx) {
    ByteBuf b = ctx.alloc().buffer(Packet.packetBufSize + Packet.packetHeaderSize,
            Packet.packetBufSize + Packet.packetHeaderSize);
    b.writeInt(PacketRegistry.GetOtherSide());
    b.writeInt(packetID);/*w  w  w . j av a  2s  .c om*/
    b.writeBytes(packet);
    if (b.readableBytes() == (Packet.packetBufSize + Packet.packetHeaderSize)) {
        ctx.writeAndFlush(b);
    } else if (b.readableBytes() > (Packet.packetBufSize + Packet.packetHeaderSize)) {
        System.out.println("INVALID PACKET! DISCARDING!");
    } else {
        b.writeZero(b.writableBytes());

        if (b.readableBytes() == (Packet.packetBufSize + Packet.packetHeaderSize)) {
            ctx.writeAndFlush(b);
        } else if (b.readableBytes() > (Packet.packetBufSize + Packet.packetHeaderSize)) {
            System.out.println("INVALID PACKET! DISCARDING!");
        }
    }

}

From source file:net.petercashel.nettyCore.common.packetCore.PacketBase.java

License:Apache License

public void sendPacket(Channel c) {
    ByteBuf b = c.alloc().buffer(Packet.packetBufSize + Packet.packetHeaderSize,
            Packet.packetBufSize + Packet.packetHeaderSize);
    b.writeInt(PacketRegistry.GetOtherSide());
    b.writeInt(packetID);// w  ww  .j  ava  2  s.c  om
    b.writeBytes(packet);
    if (b.readableBytes() == (Packet.packetBufSize + Packet.packetHeaderSize)) {
        c.writeAndFlush(b);
    } else if (b.readableBytes() > (Packet.packetBufSize + Packet.packetHeaderSize)) {
        System.out.println("INVALID PACKET! DISCARDING!");
    } else {
        b.writeZero(b.writableBytes());

        if (b.readableBytes() == (Packet.packetBufSize + Packet.packetHeaderSize)) {
            c.writeAndFlush(b);
        } else if (b.readableBytes() > (Packet.packetBufSize + Packet.packetHeaderSize)) {
            System.out.println("INVALID PACKET! DISCARDING!");
        }
    }

}