private <In, Out> Channel listen(int port, NetworkEndpointFactory<In, Out> endpointFactory) {
ServerBootstrap bootstrap = new ServerBootstrap(channelFactory);
bootstrap.setPipelineFactory(
() ->
Channels.pipeline(
new ObjectEncoder(),
new ObjectDecoder(ClassResolvers.softCachingResolver(getClass().getClassLoader())),
new LoggingHandler(NettyNetworkServer.class, logLevel),
new NettyNetworkEndpointAdapter<>(endpointFactory.createEndpoint()),
new AddToChannelGroupHandler(allChannels)));
bootstrap.setOption("child.tcpNoDelay", true);
bootstrap.setOption("child.keepAlive", true);
Channel channel = bootstrap.bind(new InetSocketAddress(port));
allChannels.add(channel);
return channel;
}
@Override
public ChannelPipeline getPipeline() throws Exception {
idleStateHandler =
new IdleStateHandler(new HashedWheelTimer(), 6000, 0, 0, TimeUnit.MILLISECONDS);
ChannelPipeline pipeline = pipeline();
pipeline.addLast("encoder", new ObjectEncoder());
pipeline.addLast(
"decoder", new ObjectDecoder(ClassResolvers.cacheDisabled(getClass().getClassLoader())));
// 添加心跳机制
pipeline.addLast("idle", idleStateHandler);
// 具体逻辑管理者Handler
pipeline.addLast("nexus", nexusHandler);
return pipeline;
}