IM/src/main/java/com/zhentao/config/NettyConfig.java

package com.zhentao.config;

import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.ChannelOption;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * Netty服务器配置类
 */
@Configuration
public class NettyConfig {

    @Value("${netty.port:8888}")
    private int port;

    @Bean
    public ServerBootstrap serverBootstrap() {
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(new NioEventLoopGroup(), new NioEventLoopGroup())
                .channel(NioServerSocketChannel.class)
                .option(ChannelOption.SO_BACKLOG, 128)
                .childOption(ChannelOption.SO_KEEPALIVE, true);
        return bootstrap;
    }
}