Example usage for io.netty.channel ChannelPipeline context

Introduction

In this page you can find the example usage for io.netty.channel ChannelPipeline context.

Prototype

ChannelHandlerContext context(Class<? extends ChannelHandler> handlerType);

Source Link

Document

Returns the context object of the ChannelHandler of the specified type in this pipeline.

Usage

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  w w w .  j a  va  2s.  com*/
    channel.writeAndFlush(Unpooled.buffer(1).writeByte(securityType.getType()), promise);
    return promise;
}

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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 a  2  s. co m*/
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;
}

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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
 *///from w w  w.j a va2 s .co  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());
}

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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);//  w w w .  j  a va2  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());
}

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From source file:sailfish.remoting.handler.NegotiateChannelHandler.java

License:Apache License

@SuppressWarnings("deprecation")
private void remove(ChannelHandlerContext ctx) {
    try {/*from   w  ww . j  ava  2s. c  o m*/
        ctx.channel().attr(OneTime.channelConfig).remove();
        ChannelPipeline pipeline = ctx.pipeline();
        if (pipeline.context(this) != null) {
            pipeline.remove(this);
        }
    } finally {
        negotiateMap.remove(ctx);
    }
}

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