@@ -0,0 +1,2856 @@
+package io.elssa.nn;%0A%0Aimport java.util.ArrayList;%0Aimport java.util.HashMap;%0Aimport java.util.List;%0Aimport java.util.Map;%0Aimport java.util.concurrent.TimeUnit;%0A%0Aimport io.netty.bootstrap.Bootstrap;%0Aimport io.netty.channel.ChannelFuture;%0Aimport io.netty.channel.ChannelInitializer;%0Aimport io.netty.channel.ChannelOption;%0Aimport io.netty.channel.EventLoopGroup;%0Aimport io.netty.channel.nio.NioEventLoopGroup;%0Aimport io.netty.channel.socket.SocketChannel;%0Aimport io.netty.channel.socket.nio.NioSocketChannel;%0A%0Apublic class ClientMessageRouter %7B%0A%0A    private EventLoopGroup workerGroup;%0A    private Bootstrap bootstrap;%0A%0A    private Map%3CNetworkEndpoint, ChannelFuture%3E connections = new HashMap%3C%3E();%0A%0A    public ClientMessageRouter() %7B%0A        workerGroup = new NioEventLoopGroup();%0A%0A        bootstrap = new Bootstrap();%0A        bootstrap.group(workerGroup);%0A        bootstrap.channel(NioSocketChannel.class);%0A        bootstrap.option(ChannelOption.SO_KEEPALIVE, true);%0A        bootstrap.handler(new ChannelInitializer%3CSocketChannel%3E() %7B%0A            @Override%0A            public void initChannel(SocketChannel ch) throws Exception %7B%0A                ch.pipeline().addLast(new MessageEncoder());%0A            %7D%0A        %7D);%0A    %7D%0A%0A    public ClientMessageRouter(int readBufferSize, int maxWriteQueueSize) %7B%0A        this();%0A    %7D%0A%0A    /**%0A     * Sends a message to multiple network destinations.%0A     */%0A    public List%3CTransmission%3E broadcastMessage(%0A            Iterable%3CNetworkEndpoint%3E endpoints, ElssaMessage message) %7B%0A        List%3CTransmission%3E transmissions = new ArrayList%3C%3E();%0A        for (NetworkEndpoint endpoint : endpoints) %7B%0A            Transmission trans = sendMessage(endpoint, message);%0A            transmissions.add(trans);%0A        %7D%0A        return transmissions;%0A    %7D%0A%0A    public Transmission sendMessage(%0A            NetworkEndpoint endpoint, ElssaMessage msg) %7B%0A        ChannelFuture cf = ensureConnected(endpoint);%0A        cf.channel().writeAndFlush(msg);%0A        return new Transmission(cf);%0A    %7D%0A%0A    private ChannelFuture ensureConnected(NetworkEndpoint ep) %7B%0A        ChannelFuture cf = connections.get(ep);%0A        if (cf == null) %7B%0A            ChannelFuture channel = bootstrap.connect(ep.hostname(), ep.port());%0A            channel.syncUninterruptibly();%0A            connections.put(ep, channel);%0A            cf = channel;%0A        %7D%0A%0A        return cf;%0A    %7D%0A%0A    public void shutdown() %7B%0A        workerGroup.shutdownGracefully().syncUninterruptibly();%0A    %7D%0A%0A    public void forceShutdown() %7B%0A        workerGroup.shutdownGracefully(0, 0, TimeUnit.MILLISECONDS)%0A            .syncUninterruptibly();%0A    %7D%0A%0A    public static void main(String%5B%5D args) throws Exception %7B%0A        ClientMessageRouter cmr = new ClientMessageRouter();%0A        cmr.sendMessage(new NetworkEndpoint(%22localhost%22, 5555), new ElssaMessage(new byte%5B2024%5D));%0A    %7D%0A%7D%0A

Implement ClientMessageRouter