configureClearText() — netty Function Reference

Source Code

example/src/main/java/io/netty/example/http2/helloworld/server/Http2ServerInitializer.java lines 88–110

    private void configureClearText(SocketChannel ch) {
        final ChannelPipeline p = ch.pipeline();
        final HttpServerCodec sourceCodec = new HttpServerCodec();
        final HttpServerUpgradeHandler upgradeHandler = new HttpServerUpgradeHandler(sourceCodec, upgradeCodecFactory);
        final CleartextHttp2ServerUpgradeHandler cleartextHttp2ServerUpgradeHandler =
                new CleartextHttp2ServerUpgradeHandler(sourceCodec, upgradeHandler,
                                                       new HelloWorldHttp2HandlerBuilder().build());

        p.addLast(cleartextHttp2ServerUpgradeHandler);
        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.
                System.err.println("Directly talking: " + msg.protocolVersion() + " (no upgrade was attempted)");
                ChannelPipeline pipeline = ctx.pipeline();
                pipeline.addAfter(ctx.name(), null, new HelloWorldHttp1Handler("Direct. No Upgrade Attempted."));
                pipeline.replace(this, null, new HttpObjectAggregator(maxHttpContentLength));
                ctx.fireChannelRead(ReferenceCountUtil.retain(msg));
            }
        });

        p.addLast(new UserEventLogger());
    }