first commit

riku

2019-08-26 e074a057b0a9c11022c57185d6e559e45cea1b3a

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package com.flightfeather.obd.socket
 
import io.netty.bootstrap.ServerBootstrap
import io.netty.channel.ChannelInitializer
import io.netty.channel.ChannelOption
import io.netty.channel.nio.NioEventLoopGroup
import io.netty.channel.socket.SocketChannel
import io.netty.channel.socket.nio.NioServerSocketChannel
import io.netty.channel.socket.nio.NioSocketChannel
 
/**
 * socket长连接服务端
 * 2019.8.26
 * @author riku
 */
class SocketServerClient {
 
//    val sessionMap = HashMap<String, IoSession>
 
    fun startServer(port: Int) {
        initialize()?.bind(port)?.sync()
                ?.channel()?.closeFuture()?.sync()
    }
 
    private fun initialize(): ServerBootstrap? {
        val bossGroup = NioEventLoopGroup()
        val workerGroup = NioEventLoopGroup()
 
        try {
            return ServerBootstrap()
                    .group(bossGroup, workerGroup)
                    .channel(NioServerSocketChannel::class.java)
                    .childHandler(object : ChannelInitializer<NioSocketChannel>() {
                        override fun initChannel(p0: NioSocketChannel?) {
                            p0?.pipeline()?.addLast(ServerHandler())
                        }
                    })
                    .option(ChannelOption.SO_BACKLOG, 128)
                    .childOption(ChannelOption.SO_KEEPALIVE, true)
        } catch (e: Throwable) {
            e.printStackTrace()
        } finally {
            bossGroup.shutdownGracefully()
            workerGroup.shutdownGracefully()
        }
 
        return null
    }
}