Example usage for io.netty.channel ChannelHandler ChannelHandler

Introduction

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

Prototype

ChannelHandler

Source Link

Usage

From source file:io.crate.plugin.PipelineRegistryTest.java

License:Apache License

private static PipelineRegistry.ChannelPipelineItem channelPipelineItem(String base, String name) {
    return new PipelineRegistry.ChannelPipelineItem(base, name, () -> new ChannelHandler() {
        @Override/*from  ww  w.j a v  a 2  s .  co m*/
        public void handlerAdded(ChannelHandlerContext ctx) throws Exception {

        }

        @Override
        public void handlerRemoved(ChannelHandlerContext ctx) throws Exception {

        }

        @Override
        public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {

        }
    });
}

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From source file:org.helios.octo.server.OctoServer.java

License:Open Source License

/**
 * <p>Starts the OctoServer</p>
 * @throws Exception Thrown on any error
 *//*from www.j a  v  a 2 s.  c om*/
protected void startService() throws Exception {
    log.info(
            "\n\t===========================================\n\tStarting OctoServer\n\t===========================================");
    InternalLoggerFactory.setDefaultFactory(new Log4JLoggerFactory());
    initClassLoader();
    log.info("Starting listener on [" + address + ":" + port + "]");
    bossGroup = new NioEventLoopGroup();
    workerGroup = new NioEventLoopGroup();
    channelGroup = new DefaultChannelGroup(workerGroup.next());
    ServerBootstrap b = new ServerBootstrap();
    b.group(bossGroup, workerGroup).channel(NioServerSocketChannel.class)
            .localAddress(new InetSocketAddress(address, port)).childHandler(new ChannelHandler() {
                @Override
                public void handlerAdded(ChannelHandlerContext ctx) throws Exception {
                    channelGroup.add(ctx.channel());
                }

                @Override
                public void handlerRemoved(ChannelHandlerContext ctx) throws Exception {
                    /* No Op */
                }

                @Override
                public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
                    log.error("Exception caught in client pipeline", cause);

                }

            }).childHandler(new ChannelInitializer<SocketChannel>() {
                @Override
                public void initChannel(SocketChannel ch) throws Exception {
                    //ch.pipeline().addLast("logging", logging);
                    ch.pipeline().addLast("objectDecoder", new ObjectDecoder(classResolver));
                    //ch.pipeline().addLast("objectEncoder", objectEncoder);

                    ch.pipeline().addLast("logging", logging);

                    ch.pipeline().addLast("out", outAdapter);
                    ch.pipeline().addLast("stringEncoder", new StringEncoder());
                    //ch.pipeline().addLast("err", errAdapter);

                    ch.pipeline().addLast("invHandler", invocationHandler);
                }
            });

    b.bind().addListener(new ChannelFutureListener() {
        @Override
        public void operationComplete(ChannelFuture f) throws Exception {
            if (f.isSuccess()) {
                serverChannel = (NioServerSocketChannel) f.channel();
                closeFuture = serverChannel.closeFuture();
                log.info("Started and listening on " + serverChannel.localAddress());
                if (!SystemStreamRedirector.isInstalledOnCurrentThread()) {
                    SystemStreamRedirector.install();
                }
                log.info(
                        "\n\t===========================================\n\tStarted OctoServer\n\t===========================================");
            }
        }
    });

}

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From source file:org.kaazing.messaging.driver.transport.netty.udp.NettyTransportContext.java

License:Apache License

public NettyTransportContext() {
    super();//from  ww w .  j a v a 2  s  .c o  m
    bootstrap = new Bootstrap();
    group = new NioEventLoopGroup();
    bootstrap.group(group).channel(NioDatagramChannel.class).handler(new ChannelHandler() {

        @Override
        public void handlerAdded(ChannelHandlerContext ctx) throws Exception {
            LOGGER.debug("Handler added with ctx {}", ctx);
        }

        @Override
        public void handlerRemoved(ChannelHandlerContext ctx) throws Exception {
            LOGGER.debug("Handler removed with ctx {}", ctx);
        }

        @Override
        public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
            LOGGER.debug("exceptionCaught {}", ctx, cause);
        }
    });
}

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