Package io.netty.buffer

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

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            // We just need to reset the readerIndex this time
            if (buffer.readerIndex() == buffer.writerIndex()) {
                buffer.setIndex(0, buffer.writerIndex());
            }
            // TODO How to enable the chunk transport
            int len = buffer.readableBytes();
            // set content-length
            response.headers().set(HttpHeaders.Names.CONTENT_LENGTH, len);
            LOG.trace("Content-Length: {}", len);
        } else {
            response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.valueOf(code));
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                    buffer = NettyConverter.toByteBuffer(data);
                }
            }
            if (buffer != null) {
                request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST, uri, buffer);
                int len = buffer.readableBytes();
                // set content-length
                request.headers().set(HttpHeaders.Names.CONTENT_LENGTH, len);
                LOG.trace("Content-Length: {}", len);
            } else {
                // we do not support this kind of body
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      batchDef.writeDelimitedTo(output);

            /* If we have a selection vector, dump it to file first */
      if (svBuf != null)
      {
        svBuf.getBytes(0, output, svBuf.readableBytes());
        sv2.setBuffer(svBuf);
        svBuf.release(); // sv2 now owns the buffer
        sv2.setRecordCount(svCount);
      }

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        cos.writeRawVarint32(rawBodyLength);
        cos.flush(); // need to flush so that dbody goes after if cos is caching.
       
        CompositeByteBuf cbb = new CompositeByteBuf(buf.alloc(), true, msg.dBodies.length + 1);
        cbb.addComponent(buf);
        int bufLength = buf.readableBytes();
        for(ByteBuf b : msg.dBodies){
          cbb.addComponent(b);
          bufLength += b.readableBytes();
        }
        cbb.writerIndex(bufLength);
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      ByteBuf buf = batch.getBody();
      if (buf == null) {
        bodyLength = 0;
        return;
      }
      bodyLength = buf.readableBytes();
      buf.getBytes(0, stream, bodyLength);
      stream.sync();
      long t = watch.elapsed(TimeUnit.MICROSECONDS);
      logger.debug("Took {} us to spool {} to disk. Rate {} mb/s", t, bodyLength, bodyLength / t);
      buf.release();
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         int offset;
         int len;
         if (buffer.hasArray()) {
             bytes = buffer.array();
             offset = buffer.arrayOffset() + buffer.readerIndex();
             len = buffer.readableBytes();
         } else {
             bytes = readBytes(buffer);
             offset = 0;
             len = bytes.length;
         }
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            final ByteBuf data = ctx.alloc().buffer();
            data.writeBytes(FRAME_START.duplicate());
            data.writeBytes(frame.content());
            data.writeBytes(FRAME_END.duplicate());
            final int dataSize = data.readableBytes();
            ctx.writeAndFlush(new DefaultHttpContent(data));
            frame.release();

            if (maxBytesLimit(dataSize)) {
                if (logger.isDebugEnabled()) {
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            final Frame frame = (Frame) msg;
            final ByteBuf content = wrapWithFunction(frame.content(), ctx);
            frame.release();
            final FullHttpResponse response = new DefaultFullHttpResponse(request.getProtocolVersion(), OK, content);
            response.headers().set(CONTENT_TYPE, Transports.CONTENT_TYPE_JAVASCRIPT);
            response.headers().set(CONTENT_LENGTH, content.readableBytes());
            response.headers().set(CONNECTION, HttpHeaders.Values.CLOSE);
            Transports.setNoCacheHeaders(response);
            Transports.setSessionIdCookie(response, config, request);
            ctx.writeAndFlush(response, promise);
        } else {
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     * @param content the content to be written.
     * @param contentType the content-type that will be set as the Content-Type Http response header.
     */
    public static void writeContent(final FullHttpResponse response, final String content, final String contentType) {
        final ByteBuf buf = copiedBuffer(content, CharsetUtil.UTF_8);
        response.headers().set(CONTENT_LENGTH, buf.readableBytes());
        response.content().writeBytes(buf);
        response.headers().set(CONTENT_TYPE, contentType);
        buf.release();
    }

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    }

    @SuppressWarnings("resource")
    public static String[] decode(final TextWebSocketFrame frame) throws IOException {
        final ByteBuf content = frame.content();
        if (content.readableBytes() == 0) {
            return EMPTY_STRING_ARRAY;
        }
        final ByteBufInputStream byteBufInputStream = new ByteBufInputStream(content);
        final byte firstByte = content.getByte(0);
        if (firstByte == '[') {
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