Package io.netty.buffer

Examples of io.netty.buffer.ByteBuf.writerIndex()

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        ByteBuf binaryData = ctx.alloc().buffer(frameSize);
        buffer.readBytes(binaryData);
        buffer.skipBytes(1);

        int ffDelimPos = binaryData.indexOf(binaryData.readerIndex(), binaryData.writerIndex(), (byte) 0xFF);
        if (ffDelimPos >= 0) {
            throw new IllegalArgumentException("a text frame should not contain 0xFF.");
        }

        return new TextWebSocketFrame(binaryData);
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        ByteBuf buf = ctx.alloc().heapBuffer(chunkSize);
        boolean release = true;
        try {
            file.readFully(buf.array(), buf.arrayOffset(), chunkSize);
            buf.writerIndex(chunkSize);
            this.offset = offset + chunkSize;
            release = false;
            return buf;
        } finally {
            if (release) {
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            if (msg.isFinalFragment()) {
                out.add(msg.retain());
                return;
            }
            ByteBuf buf = ctx.alloc().compositeBuffer().addComponent(msg.content().retain());
            buf.writerIndex(buf.writerIndex() + msg.content().readableBytes());

            if (msg instanceof TextWebSocketFrame) {
                currentFrame = new TextWebSocketFrame(true, msg.rsv(), buf);
            } else if (msg instanceof BinaryWebSocketFrame) {
                currentFrame = new BinaryWebSocketFrame(true, msg.rsv(), buf);
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            if (msg.isFinalFragment()) {
                out.add(msg.retain());
                return;
            }
            ByteBuf buf = ctx.alloc().compositeBuffer().addComponent(msg.content().retain());
            buf.writerIndex(buf.writerIndex() + msg.content().readableBytes());

            if (msg instanceof TextWebSocketFrame) {
                currentFrame = new TextWebSocketFrame(true, msg.rsv(), buf);
            } else if (msg instanceof BinaryWebSocketFrame) {
                currentFrame = new BinaryWebSocketFrame(true, msg.rsv(), buf);
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                            read = false;
                            pipeline.fireChannelRead(byteBuf);
                            byteBuf = alloc().buffer();
                        }
                    } else {
                        final int writerIndex = byteBuf.writerIndex();
                        if (writerIndex + available > maxCapacity) {
                            byteBuf.capacity(maxCapacity);
                        } else {
                            byteBuf.ensureWritable(available);
                        }
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        try {
            int len = byteBuf.readInt();
            ByteBuf out = Unpooled.buffer(len);
            inflater.setInput(byteBuf.array(), byteBuf.readerIndex(), byteBuf.readableBytes());
            inflater.inflate(out.array());
            out.writerIndex(len);
            byteBuf = out;
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            inflater.end();
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            if (clen >= len - 5 || !deflater.finished())//not worth compressing, gets larger
                return;

            out.setByte(0, type | 0x80);
            out.setInt(1, len);
            out.writerIndex(clen + 5);
            byteBuf = out;
        } catch (Exception e) {
            throw new RuntimeException(e);
        } finally {
            byteBuf.readerIndex(0);
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                            in.writerIndex(in.readerIndex() + chunkLength - 4);
                            snappy.decode(in, uncompressed);
                        } finally {
                            in.writerIndex(oldWriterIndex);
                        }
                        validateChecksum(checksum, uncompressed, 0, uncompressed.writerIndex());
                    } else {
                        snappy.decode(in.readSlice(chunkLength - 4), uncompressed);
                    }
                    out.add(uncompressed);
                    snappy.reset();
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            InetSocketAddress remoteAddr = (InetSocketAddress) tmpPacket.getSocketAddress();

            int readBytes = tmpPacket.getLength();
            allocHandle.record(readBytes);
            buf.add(new DatagramPacket(data.writerIndex(readBytes), localAddress(), remoteAddr));
            free = false;
            return 1;
        } catch (SocketTimeoutException e) {
            // Expected
            return 0;
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            try {
                for (;;) {
                    ByteBuf data = null;
                    try {
                        data = allocHandle.allocate(config.getAllocator());
                        int writerIndex = data.writerIndex();
                        DatagramSocketAddress remoteAddress;
                        if (data.hasMemoryAddress()) {
                            // has a memory address so use optimized call
                            remoteAddress = Native.recvFromAddress(
                                    fd, data.memoryAddress(), writerIndex, data.capacity());
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