Examples of io.netty.handler.codec.http.FullHttpMessage

io.netty.handler.codec.http.FullHttpMessage
Combines {@link FullHttpMessage} and {@link LastHttpContent} into onemessage. So it represent a complete http message.


        } else if (msg instanceof SpdyDataFrame) {


            SpdyDataFrame spdyDataFrame = (SpdyDataFrame) msg;
            Integer streamID = Integer.valueOf(spdyDataFrame.getStreamId());
            FullHttpMessage fullHttpMessage = messageMap.get(streamID);


            // If message is not in map discard Data Frame.
            // SpdySessionHandler should prevent this from happening.
            if (fullHttpMessage == null) {
                return null;
            }


            ByteBuf content = fullHttpMessage.data();
            if (content.readableBytes() > maxContentLength - spdyDataFrame.data().readableBytes()) {
                messageMap.remove(streamID);
                throw new TooLongFrameException(
                        "HTTP content length exceeded " + maxContentLength + " bytes.");
            }

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        } else if (msg instanceof SpdyHeadersFrame) {


            SpdyHeadersFrame spdyHeadersFrame = (SpdyHeadersFrame) msg;
            int streamId = spdyHeadersFrame.streamId();
            FullHttpMessage fullHttpMessage = getMessage(streamId);


            // If message is not in map discard HEADERS frame.
            if (fullHttpMessage == null) {
                return;
            }


            // Ignore trailers in a truncated HEADERS frame.
            if (!spdyHeadersFrame.isTruncated()) {
                for (Map.Entry<String, String> e: spdyHeadersFrame.headers()) {
                    fullHttpMessage.headers().add(e.getKey(), e.getValue());
                }
            }


            if (spdyHeadersFrame.isLast()) {
                HttpHeaders.setContentLength(fullHttpMessage, fullHttpMessage.content().readableBytes());
                removeMessage(streamId);
                out.add(fullHttpMessage);
            }


        } else if (msg instanceof SpdyDataFrame) {


            SpdyDataFrame spdyDataFrame = (SpdyDataFrame) msg;
            int streamId = spdyDataFrame.streamId();
            FullHttpMessage fullHttpMessage = getMessage(streamId);


            // If message is not in map discard Data Frame.
            if (fullHttpMessage == null) {
                return;
            }


            ByteBuf content = fullHttpMessage.content();
            if (content.readableBytes() > maxContentLength - spdyDataFrame.content().readableBytes()) {
                removeMessage(streamId);
                throw new TooLongFrameException(
                        "HTTP content length exceeded " + maxContentLength + " bytes.");
            }

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     * @param httpMessage check this HTTP message
     * @return whether the given HTTP message should generate a <em>last</em> SPDY frame.
     */
    private static boolean isLast(HttpMessage httpMessage) {
        if (httpMessage instanceof FullHttpMessage) {
            FullHttpMessage fullMessage = (FullHttpMessage) httpMessage;
            if (fullMessage.trailingHeaders().isEmpty() && !fullMessage.content().isReadable()) {
                return true;
            }
        }


        return false;

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     *         {@code allowAppend} is {@code false} and the stream already exists.
     * @throws Http2Exception If the stream id is not in the correct state to process the headers request
     */
    protected FullHttpMessage processHeadersBegin(ChannelHandlerContext ctx, int streamId, Http2Headers headers,
                boolean endOfStream, boolean allowAppend, boolean appendToTrailer) throws Http2Exception {
        FullHttpMessage msg = messageMap.get(streamId);
        if (msg == null) {
            msg = newMessage(streamId, headers, validateHttpHeaders);
        } else if (allowAppend) {
            try {
                addHttp2ToHttpHeaders(streamId, headers, msg, appendToTrailer);

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    }


    @Override
    public void onDataRead(ChannelHandlerContext ctx, int streamId, ByteBuf data, int padding, boolean endOfStream)
                    throws Http2Exception {
        FullHttpMessage msg = messageMap.get(streamId);
        if (msg == null) {
            throw Http2Exception.protocolError("Data Frame recieved for unknown stream id %d", streamId);
        }


        ByteBuf content = msg.content();
        if (content.readableBytes() > maxContentLength - data.readableBytes()) {
            throw Http2Exception.format(Http2Error.INTERNAL_ERROR,
                            "Content length exceeded max of %d for stream id %d", maxContentLength, streamId);
        }

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    }


    @Override
    public void onHeadersRead(ChannelHandlerContext ctx, int streamId, Http2Headers headers, int padding,
                    boolean endOfStream) throws Http2Exception {
        FullHttpMessage msg = processHeadersBegin(ctx, streamId, headers, endOfStream, true, true);
        if (msg != null) {
            processHeadersEnd(ctx, streamId, msg, endOfStream);
        }
    }

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    }


    @Override
    public void onHeadersRead(ChannelHandlerContext ctx, int streamId, Http2Headers headers, int streamDependency,
                    short weight, boolean exclusive, int padding, boolean endOfStream) throws Http2Exception {
        FullHttpMessage msg = processHeadersBegin(ctx, streamId, headers, endOfStream, true, true);
        if (msg != null) {
            processHeadersEnd(ctx, streamId, msg, endOfStream);
        }
    }

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        }
    }


    @Override
    public void onRstStreamRead(ChannelHandlerContext ctx, int streamId, long errorCode) throws Http2Exception {
        FullHttpMessage msg = messageMap.get(streamId);
        if (msg != null) {
            fireChannelRead(ctx, msg, streamId);
        }
    }

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    @Override
    public void onPushPromiseRead(ChannelHandlerContext ctx, int streamId, int promisedStreamId,
            Http2Headers headers, int padding) throws Http2Exception {
        // A push promise should not be allowed to add headers to an existing stream
        FullHttpMessage msg = processHeadersBegin(ctx, promisedStreamId, headers, false, false, false);
        if (msg == null) {
            throw Http2Exception.protocolError("Push Promise Frame recieved for pre-existing stream id %d",
                            promisedStreamId);
        }


        msg.headers().set(HttpUtil.ExtensionHeaders.Names.STREAM_PROMISE_ID, streamId);


        processHeadersEnd(ctx, promisedStreamId, msg, false);
    }

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    private static FullHttpMessage newHttpResponse(int streamId, Http2Headers http2Headers, boolean validateHttpHeaders)
                    throws Http2Exception {
        HttpResponseStatus status = HttpUtil.parseStatus(http2Headers.status());
        // HTTP/2 does not define a way to carry the version or reason phrase that is included in an HTTP/1.1
        // status line.
        FullHttpMessage msg = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, status, validateHttpHeaders);
        addHttp2ToHttpHeaders(streamId, http2Headers, msg, false, HEADER_NAME_TRANSLATIONS_RESPONSE);
        return msg;
    }

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Related Classes of io.netty.handler.codec.http.FullHttpMessage

io.netty.handler.codec.http2.DelegatingHttp2HttpConnectionHandler

io.netty.handler.codec.http2.Http2ToHttpConnectionHandler

io.netty.handler.codec.http2.InboundHttp2ToHttpAdapter

io.netty.handler.codec.http2.InboundHttp2ToHttpAdapterTest

io.netty.handler.codec.http2.InboundHttp2ToHttpPriorityAdapter

io.netty.handler.codec.spdy.SpdyHttpDecoder

io.netty.handler.codec.spdy.SpdyHttpEncoder

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