Example usage for io.netty.handler.codec.http DefaultFullHttpResponse toString

Introduction

In this page you can find the example usage for io.netty.handler.codec.http DefaultFullHttpResponse toString.

Prototype

@Override
    public String toString() 

Source Link

Usage

From source file:org.mitre.svmp.webrtc.http.PeerConnectionServerHandler.java

License:Open Source License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {

    //System.out.println(msg.getClass().getName());

    DefaultFullHttpResponse response = null;

    if (msg instanceof HttpRequest) {

        // All HTTP messages used by the peerconnection_client:
        ///*w w w  .  ja  va 2s  .  c om*/
        // "GET /sign_in?%s HTTP/1.0\r\n\r\n", client_name_.c_str());
        // "POST /message?peer_id=%i&to=%i HTTP/1.0\r\n"
        // "GET /sign_out?peer_id=%i HTTP/1.0\r\n\r\n", my_id_);
        // "GET /wait?peer_id=%i HTTP/1.0\r\n\r\n", my_id_);

        HttpRequest request = (HttpRequest) msg;

        System.out.println(request.toString());

        HttpMethod method = request.getMethod();
        String uri = request.getUri();
        //        QueryStringDecoder queryDecoder = new QueryStringDecoder(uri);
        //        Map<String, List<String>> params = queryDecoder.parameters();

        System.out.println("Incoming HTTP request:\n" + method + " " + uri);

        if (method.equals(HttpMethod.GET)) {

            // Case: GET /sign_in?%s
            if (uri.startsWith("/sign_in")) {
                // should have a username parameter and it should be "fbstreamer"
                String username = uri.split("[?]")[1];

                // return a comma delimited list of name,peer_id,is_connected
                // where the first line is the info of the peer we're talking to
                // and all subsequent lines are the set of other connected peers

                // since fbstreamer on the HTTP side will always be the first peer to connect
                // lie about the other peer being there

                ByteBuf content = copiedBuffer(
                        username + "," + FBSTREAM_PEER_ID + ",1\n" + "svmpclient," + CLIENT_PEER_ID + ",1",
                        CharsetUtil.US_ASCII);
                response = new DefaultFullHttpResponse(HTTP_1_1, HttpResponseStatus.OK, content);

                response.headers().set(CONTENT_TYPE, "text/plain");
                response.headers().set(CONNECTION, "close");
                response.headers().set(PRAGMA, FBSTREAM_PEER_ID);

                // do we have to set the content-length header ourselves?
                // if so, how do we calculate it?
            }

            // Case: GET /sign_out?peer_id=%i
            else if (uri.startsWith("/sign_out")) {
                // TODO might be worth checking that the peer_id is actually FBSTREAM_PEER_ID
                // doesn't really matter though

                response = new DefaultFullHttpResponse(HTTP_1_1, HttpResponseStatus.OK);
                response.headers().set(CONNECTION, "close");
                response.headers().set(CONTENT_LENGTH, 0);

                // create a BYE message, no other peers to notify
                // add it to the sendQueue
                // TODO
            }

            // Case: GET /wait?peer_id=%i
            else if (uri.startsWith("/wait")) {
                // pull something off receiveQueue
                SVMPProtocol.Request pbMsg = receiveQueue.take();

                // convert it to JSON
                String json = Translator.ProtobufToJSON(pbMsg.getWebrtcMsg());
                ByteBuf content = copiedBuffer(json, CharsetUtil.US_ASCII);

                System.out.println("JSON from client:\n" + json);

                // make HTTP response
                response = new DefaultFullHttpResponse(HTTP_1_1, HttpResponseStatus.OK, content);
                response.headers().set(CONTENT_TYPE, "text/plain");

                // if it's a peer presence info message, set pragma to the client's ID
                // function handleServerNotification(data) {(String)
                //   trace("Server notification: " + data);
                //   var parsed = data.split(',');
                //   if (parseInt(parsed[2]) != 0)
                //   other_peers[parseInt(parsed[1])] = parsed[0];
                // }

                // shouldn't be any presence messages since we're hard coding
                // it above in the sign_in case

                // if it's a message from another peer, set pragma to that peer's ID
                response.headers().set(PRAGMA, CLIENT_PEER_ID);
                // peerconnection_server appears to set "Connection: close" for these
                response.headers().set(CONNECTION, "close");

                // send in HTTP response
                response = null;
            } else {
                // some other bad URL
                response = new DefaultFullHttpResponse(HTTP_1_1, HttpResponseStatus.NOT_FOUND);
            }

            // send response
            System.out.println("HTTP response:\n" + response.toString());
            ctx.write(response).addListener(ChannelFutureListener.CLOSE);

        } else if (method.equals(HttpMethod.POST) && uri.startsWith("/message")) {
            // Case: POST /message?peer_id=%i&to=%i

            isProcessingPost = true;

        } else {
            // some other HTTP request we don't support
            // send an error or something
            response = new DefaultFullHttpResponse(HTTP_1_1, HttpResponseStatus.BAD_REQUEST);

            // send response
            System.out.println("HTTP response:\n" + response.toString());
            ctx.write(response).addListener(ChannelFutureListener.CLOSE);
        }
    } else if (msg instanceof HttpContent && isProcessingPost) {
        // handle body of the POST /message

        // decode the JSON payload
        String content = ((HttpContent) msg).content().toString(CharsetUtil.UTF_8);
        System.out.println("JSON in from fbstream:\n" + content);

        // convert it to protobuf
        SVMPProtocol.Response.Builder pbResp = SVMPProtocol.Response.newBuilder();
        pbResp.setType(ResponseType.WEBRTC);
        pbResp.setWebrtcMsg(Translator.JSONToProtobuf(content));

        // add it to sendQueue
        sendQueue.add(pbResp.build());

        // generate appropriate HTTP response
        response = new DefaultFullHttpResponse(HTTP_1_1, HttpResponseStatus.OK);
        response.headers().set(CONNECTION, "close");

        // send response
        System.out.println("HTTP response:\n" + response.toString());
        ctx.write(response).addListener(ChannelFutureListener.CLOSE);

        isProcessingPost = false;
    }
}

---