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package test;

import com.backblaze.erasure.FecAdapt;
import com.backblaze.erasure.fec.Snmp;
import io.netty.buffer.ByteBuf;
import io.netty.channel.DefaultEventLoop;
import io.netty.channel.EventLoop;
import kcp.ChannelConfig;
import kcp.KcpListener;
import kcp.KcpServer;
import kcp.Ukcp;
import threadPool.disruptor.DisruptorExecutorPool;
import threadPool.disruptor.DisruptorSingleExecutor;
import threadPool.netty.NettyMessageExecutor;

/**
 * 测试单连接吞吐量
 * mbp 2.3 GHz Intel Core i9 16GRam 单连接 带fec 5W/s qps 单连接 不带fec 8W/s qps
 * Created by JinMiao
 * 2019-06-27.
 */
public class KcpPingPongExampleServer implements KcpListener {
    static DefaultEventLoop logicThread = new DefaultEventLoop();
    public static void main(String[] args) {

        KcpPingPongExampleServer kcpRttExampleServer = new KcpPingPongExampleServer();
        ChannelConfig channelConfig = new ChannelConfig();
        channelConfig.nodelay(true,40,2,true);
        channelConfig.setSndwnd(1024);
        channelConfig.setRcvwnd(1024);
        channelConfig.setMtu(1400);
        //channelConfig.setiMessageExecutorPool(new DisruptorExecutorPool(Runtime.getRuntime().availableProcessors()));
        //channelConfig.setFecAdapt(new FecAdapt(10,3));
        channelConfig.setAckNoDelay(false);
        //channelConfig.setCrc32Check(true);
        channelConfig.setTimeoutMillis(10000);
        KcpServer kcpServer = new KcpServer();
        kcpServer.init(kcpRttExampleServer, channelConfig, 10001);
    }


    @Override
    public void onConnected(Ukcp ukcp) {
        System.out.println("有连接进来" + Thread.currentThread().getName() + ukcp.user().getRemoteAddress());
    }

    int i = 0;

    long start = System.currentTimeMillis();

    @Override
    public void handleReceive(ByteBuf buf, Ukcp kcp) {
        ByteBuf newBuf = buf.retainedDuplicate();
        logicThread.execute(() -> {
            try {
                i++;
                long now = System.currentTimeMillis();
                if(now-start>1000){
                    System.out.println("收到消息 time: "+(now-start) +"  message :" +i);
                    start = now;
                    i=0;
                }
                kcp.write(newBuf);
                newBuf.release();
            }catch (Exception e){
                e.printStackTrace();
            }

        });
    }

    @Override
    public void handleException(Throwable ex, Ukcp kcp) {
        ex.printStackTrace();
    }

    @Override
    public void handleClose(Ukcp kcp) {
        System.out.println(Snmp.snmp.toString());
        Snmp.snmp= new Snmp();
        System.out.println("连接断开了");
    }
}