Java tutorial
/* * Copyright (c) 2012 Mike Heath. All rights reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ package cloudeventbus.server; import cloudeventbus.Subject; import cloudeventbus.codec.Codec; import cloudeventbus.codec.Frame; import cloudeventbus.codec.PublishFrame; import cloudeventbus.hub.AbstractHub; import cloudeventbus.hub.SubscribeableHub; import io.netty.channel.ChannelInitializer; import io.netty.channel.ChannelPipeline; import io.netty.channel.socket.SocketChannel; /** * @author Mike Heath <elcapo@gmail.com> */ public class ServerChannelInitializer extends ChannelInitializer<SocketChannel> { private final ServerConfig serverConfig; private final ClusterManager clusterManager; private final GlobalHub globalHub; final SubscribeableHub<Frame> clientSubscriptionHub = new AbstractHub<Frame>() { @Override protected Frame encode(Subject subject, Subject replySubject, String body, int recipientCount) { return new PublishFrame(subject, replySubject, body); } }; public ServerChannelInitializer(ServerConfig serverConfig, ClusterManager clusterManager, GlobalHub globalHub) { this.serverConfig = serverConfig; this.clusterManager = clusterManager; this.globalHub = globalHub; globalHub.addLocalHub(clientSubscriptionHub); } @Override public void initChannel(SocketChannel ch) throws Exception { final ChannelPipeline pipeline = ch.pipeline(); pipeline.addLast(new Codec()); pipeline.addLast(new ServerHandler(serverConfig, clusterManager, globalHub, clientSubscriptionHub)); } }