Example usage for io.netty.channel ChannelHandlerContext name

List of usage examples for io.netty.channel ChannelHandlerContext name

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Introduction

In this page you can find the example usage for io.netty.channel ChannelHandlerContext name.

Prototype

String name();

Source Link

Document

The unique name of the ChannelHandlerContext .The name was used when then ChannelHandler was added to the ChannelPipeline .

Usage

From source file:org.jfxvnc.net.rfb.codec.ProtocolHandler.java

License:Apache License

@Override
public void handlerAdded(ChannelHandlerContext ctx) {
    ChannelPipeline cp = ctx.pipeline();
    if (cp.get(ProtocolHandshakeHandler.class) == null) {
        cp.addBefore(ctx.name(), "rfb-handshake-handler", new ProtocolHandshakeHandler(config));
    }// ww w  . j  a v  a 2 s.c  om
}

From source file:org.jfxvnc.net.rfb.codec.ProtocolHandshakeHandler.java

License:Apache License

@Override
public void channelActive(final ChannelHandlerContext ctx) throws Exception {
    ctx.pipeline().addBefore(ctx.name(), "rfb-version-decoder", new ProtocolVersionDecoder());
}

From source file:org.jfxvnc.net.rfb.codec.security.RfbSecurityHandshaker.java

License:Apache License

public final ChannelFuture handshake(Channel channel, boolean sendResponse, ChannelPromise promise) {
    ChannelPipeline p = channel.pipeline();
    ChannelHandlerContext ctx = p.context(RfbClientDecoder.class);
    p.addBefore(ctx.name(), "rfb-security-decoder", newSecurityDecoder());

    ChannelHandlerContext ctx2 = p.context(RfbClientEncoder.class);
    p.addBefore(ctx2.name(), "rfb-security-encoder", newSecurityEncoder());
    if (!sendResponse) {
        return promise.setSuccess();
    }//from   ww w. ja  v  a  2 s.c o m
    channel.writeAndFlush(Unpooled.buffer(1).writeByte(securityType.getType()), promise);
    return promise;
}

From source file:org.radarlab.client.ws.WebSocketClientHandler.java

License:Apache License

@Override
public void channelRead0(ChannelHandlerContext ctx, Object msg) throws Exception {
    Channel ch = ctx.channel();//from w  ww.j  a v a2 s .  c  om
    if (!handshaker.isHandshakeComplete()) {
        handshaker.finishHandshake(ch, (FullHttpResponse) msg);
        logger.info("WebSocket Client:" + ctx.name() + " connected!");
        handshakeFuture.setSuccess();
        return;
    }

    if (msg instanceof FullHttpResponse) {
        FullHttpResponse response = (FullHttpResponse) msg;
        throw new IllegalStateException("Unexpected FullHttpResponse (getStatus=" + response.getStatus()
                + ", content=" + response.content().toString(CharsetUtil.UTF_8) + ')');
    }

    WebSocketFrame frame = (WebSocketFrame) msg;
    if (frame instanceof TextWebSocketFrame) {
        TextWebSocketFrame textFrame = (TextWebSocketFrame) frame;
        String result = textFrame.text();
        JSONObject json = new JSONObject(result);
        if (json.has("id")) {
            RadarWebSocketClient.queues.get(json.getLong("id")).put(result);
        } else {
            RadarWebSocketClient.subscribeQueue.offer(result);
        }
    } else if (frame instanceof PongWebSocketFrame) {
        System.out.println("WebSocket Client received pong");
    } else if (frame instanceof CloseWebSocketFrame) {
        System.out.println("WebSocket Client received closing");
        ch.close();
    }
}

From source file:org.springframework.web.reactive.socket.adapter.RxNettyWebSocketSession.java

License:Apache License

/**
 * Insert an {@link WebSocketFrameAggregator} after the
 * {@code WebSocketFrameDecoder} for receiving full messages.
 * @param channel the channel for the session
 * @param frameDecoderName the name of the WebSocketFrame decoder
 *//*from w w w.  j a  v a2s.c om*/
public RxNettyWebSocketSession aggregateFrames(Channel channel, String frameDecoderName) {
    ChannelPipeline pipeline = channel.pipeline();
    if (pipeline.context(FRAME_AGGREGATOR_NAME) != null) {
        return this;
    }
    ChannelHandlerContext frameDecoder = pipeline.context(frameDecoderName);
    if (frameDecoder == null) {
        throw new IllegalArgumentException("WebSocketFrameDecoder not found: " + frameDecoderName);
    }
    ChannelHandler frameAggregator = new WebSocketFrameAggregator(DEFAULT_FRAME_MAX_SIZE);
    pipeline.addAfter(frameDecoder.name(), FRAME_AGGREGATOR_NAME, frameAggregator);
    return this;
}

From source file:org.wso2.carbon.transport.http.netty.listener.CustomHttpObjectAggregator.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, HttpObject msg, List<Object> out) throws Exception {
    try {// w w  w  .j  a v a2  s  .  c o  m
        super.decode(ctx, msg, out);
    } catch (Exception e) {
        log.warn("Message length validation failed");

        Iterator<Map.Entry<String, ChannelHandler>> iterator = ctx.pipeline().iterator();

        boolean canRemove = false;
        while (iterator.hasNext()) {
            Map.Entry<String, ChannelHandler> channelHandlerEntry = iterator.next();
            if (channelHandlerEntry.getKey().equalsIgnoreCase(ctx.name())) {
                canRemove = true;
            }
            if (canRemove && !channelHandlerEntry.getKey().equalsIgnoreCase(ctx.name())) {
                ctx.pipeline().remove(channelHandlerEntry.getKey());
            }
        }

        String rejectMessage = requestSizeValidationConfig.getRequestRejectMessage();
        byte[] errorMessageBytes = rejectMessage.getBytes(Charset.defaultCharset());
        ByteBuf content = Unpooled.wrappedBuffer(errorMessageBytes);
        DefaultFullHttpResponse rejectResponse = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                HttpResponseStatus.valueOf(requestSizeValidationConfig.getRequestRejectStatusCode()), content);
        rejectResponse.headers().set(Constants.HTTP_CONTENT_LENGTH, errorMessageBytes.length);
        rejectResponse.headers().set(Constants.HTTP_CONTENT_TYPE,
                requestSizeValidationConfig.getRequestRejectMsgContentType());

        ctx.writeAndFlush(rejectResponse);
    }
}

From source file:org.wso2.carbon.transport.http.netty.listener.CustomHttpRequestDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf buffer, List<Object> out) throws Exception {
    super.decode(ctx, buffer, out);

    for (Object o : out) {
        if (o instanceof DefaultHttpRequest) {
            DefaultHttpRequest httpRequest = (DefaultHttpRequest) o;
            if (httpRequest.getDecoderResult().isFailure()
                    && httpRequest.getDecoderResult().cause() instanceof TooLongFrameException) {

                log.warn("Header size is larger than the valid limit");

                Iterator<Map.Entry<String, ChannelHandler>> iterator = ctx.pipeline().iterator();

                boolean canRemove = false;
                while (iterator.hasNext()) {
                    Map.Entry<String, ChannelHandler> channelHandlerEntry = iterator.next();
                    if (channelHandlerEntry.getKey().equalsIgnoreCase(ctx.name())) {
                        canRemove = true;
                    }//from w  w w  . j  av a  2s  .  co m
                    if (canRemove && !channelHandlerEntry.getKey().equalsIgnoreCase(ctx.name())) {
                        ctx.pipeline().remove(channelHandlerEntry.getKey());
                    }
                }

                String rejectMessage = requestSizeValidationConfig.getHeaderRejectMessage();
                byte[] errorMessageBytes = rejectMessage.getBytes(Charset.defaultCharset());
                ByteBuf content = Unpooled.wrappedBuffer(errorMessageBytes);
                DefaultFullHttpResponse rejectResponse = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                        HttpResponseStatus.valueOf(requestSizeValidationConfig.getHeaderRejectStatusCode()),
                        content);
                rejectResponse.headers().set(Constants.HTTP_CONTENT_LENGTH, errorMessageBytes.length);
                rejectResponse.headers().set(Constants.HTTP_CONTENT_TYPE,
                        requestSizeValidationConfig.getHeaderRejectMsgContentType());

                ctx.writeAndFlush(rejectResponse);
                break;
            }
        }
    }
}

From source file:org.wso2.custom.inbound.InboundHttp2ServerInitializer.java

License:Apache License

/**
 * Configure the pipeline for a clear text upgrade from HTTP to HTTP/2.0
 */// w w  w .j  a v  a2 s  .c  o  m
private void configureClearText(SocketChannel ch) {
    final ChannelPipeline p = ch.pipeline();
    final HttpServerCodec sourceCodec = new HttpServerCodec();

    p.addLast(sourceCodec);
    p.addLast(new HttpServerUpgradeHandler(sourceCodec, upgradeCodecFactory));
    p.addLast(new SimpleChannelInboundHandler<HttpMessage>() {
        @Override
        protected void channelRead0(ChannelHandlerContext ctx, HttpMessage msg) throws Exception {
            // If this handler is hit then no upgrade has been attempted and the client is just talking HTTP.
            log.info("No upgrade done: continue with " + msg.protocolVersion());
            ChannelPipeline pipeline = ctx.pipeline();
            ChannelHandlerContext thisCtx = pipeline.context(this);
            pipeline.addAfter(thisCtx.name(), null, new InboundHttpSourceHandler(config));
            pipeline.replace(this, null, new HttpObjectAggregator(maxHttpContentLength));
            ctx.fireChannelRead(msg);
        }
    });
    p.addLast(new UserEventLogger());
}

From source file:org.wso2.esb.integration.common.utils.servers.http2.Http2ServerInitializer.java

License:Open Source License

private void configureClearText(SocketChannel ch) {
    final ChannelPipeline p = ch.pipeline();
    final HttpServerCodec sourceCodec = new HttpServerCodec();

    p.addLast(sourceCodec);//  www .j ava  2 s . c o  m
    p.addLast(new HttpServerUpgradeHandler(sourceCodec, upgradeCodecFactory));
    p.addLast(new SimpleChannelInboundHandler<HttpMessage>() {
        @Override
        protected void channelRead0(ChannelHandlerContext ctx, HttpMessage msg) throws Exception {
            ChannelPipeline pipeline = ctx.pipeline();
            ChannelHandlerContext thisCtx = pipeline.context(this);
            pipeline.addAfter(thisCtx.name(), null, new Http1Handler("Direct. No Upgrade Attempted."));
            pipeline.replace(this, null, new HttpObjectAggregator(maxHttpContentLength));
            ctx.fireChannelRead(msg);
        }
    });

    p.addLast(new UserEventLogger());
}

From source file:pers.zlf.fhsp.socks.RelayHandler.java

License:Apache License

@Override
public void handlerAdded(ChannelHandlerContext ctx) throws Exception {
    // Split plaintext transferred within HTTP only
    if (((InetSocketAddress) relayChannel.remoteAddress()).getPort() == 80) {
        ctx.pipeline().addBefore(ctx.name(), ByteBufSplitter.class.getName(), SPLITTER);
    }//from   w  ww  .j  a va2 s.  c o  m
}