riku
2019-09-05 28b10b7255483c8e2eb5e3e828f8cda658e94c44
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
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
import io.netty.handler.codec.string.StringDecoder
 
/**
 * socket长连接服务端
 * 2019.8.26
 * @author riku
 */
class SocketServerClient {
 
    private val bossGroup = NioEventLoopGroup()
    private val workerGroup = NioEventLoopGroup()
 
    fun startServer(port: Int) {
        initialize()?.bind(port)?.sync()
    }
 
    fun stopServer() {
        bossGroup.shutdownGracefully()
        workerGroup.shutdownGracefully()
    }
 
    private fun initialize(): ServerBootstrap? {
 
        try {
            return ServerBootstrap()
                    .group(bossGroup, workerGroup)
                    .channel(NioServerSocketChannel::class.java)
                    .childHandler(object : ChannelInitializer<NioSocketChannel>() {
                        override fun initChannel(p0: NioSocketChannel?) {
                            p0?.pipeline()
                                    ?.addLast(StringDecoder())
                                    ?.addLast(ServerHandler())
                        }
                    })
                    .option(ChannelOption.SO_BACKLOG, 128)
                    .childOption(ChannelOption.SO_KEEPALIVE, true)
        } catch (e: Throwable) {
            e.printStackTrace()
        }
 
        return null
    }
}