java nio mina 学习笔记1 Simple Server and Client

//服务端程序 

/* * To change this template, choose Tools | Templates * and open the template in the editor. */package javaapplication1;import java.io.IOException;import java.net.InetSocketAddress;import java.nio.charset.Charset;import org.apache.mina.core.service.IoAcceptor;import org.apache.mina.core.session.IdleStatus;import org.apache.mina.filter.codec.ProtocolCodecFilter;import org.apache.mina.filter.codec.textline.LineDelimiter;import org.apache.mina.filter.codec.textline.TextLineCodecFactory;import org.apache.mina.transport.socket.nio.NioSocketAcceptor;/** * * @author user */public class MyServer {    /**     * @param args the command line arguments     */    public static void main(String[] args) throws Exception {        // TODO code application logic here

        //IoAcceptor for socket transport (TCP/IP). This class handles incoming TCP/IP based socket connections.        IoAcceptor accpter=new NioSocketAcceptor();        accpter.getSessionConfig().setReadBufferSize(2048);//设置读取数据的缓冲区大小        accpter.getSessionConfig().setIdleTime(IdleStatus.BOTH_IDLE,10);//读写通道均在 10 秒内无任何操作就进入空闲状态

//设置编码 addLast(String name, IoFilter filter) 
   //name - The filter's name 
   //filter - The filter to add

        accpter.getFilterChain().addLast("codec",new ProtocolCodecFilter(new TextLineCodecFactory(             Charset.forName("UTF-8")                //,LineDelimiter.WINDOWS.getValue(),             //LineDelimiter.WINDOWS.getValue()         ) ));        accpter.setHandler(new MyIoHandler());//IoHandler 注册到 IoService        accpter.bind(new InetSocketAddress(9123));//绑定端口号    }}

//编写IoHandler

/* * To change this template, choose Tools | Templates * and open the template in the editor. */package javaapplication1;import org.apache.mina.core.service.IoHandlerAdapter;import org.apache.mina.core.session.IoSession;import org.slf4j.Logger;import org.slf4j.LoggerFactory;

/** * * @author user */public class MyIoHandler extends IoHandlerAdapter{    // 这里我们使用的SLF4J作为日志门面，至于为什么在后面说明。 private final static Logger log = LoggerFactory.getLogger(MyIoHandler.class); 

//收到客户端消息，当前方法就会执行@Override public void messageReceived(IoSession session, Object message)     throws Exception {     System.out.println(message.toString());  String str = message.toString();   log.info("The message received is [" + str + "]");   if (str.endsWith("quit")) {     session.close(true);     return;   } } }

//客户端程序

/* * To change this template, choose Tools | Templates * and open the template in the editor. */package javaapplication1;

import java.net.InetSocketAddress;import java.nio.charset.Charset;import org.apache.mina.core.service.IoConnector;import org.apache.mina.filter.codec.ProtocolCodecFilter;import org.apache.mina.filter.codec.textline.LineDelimiter;import org.apache.mina.filter.codec.textline.TextLineCodecFactory;import org.apache.mina.transport.socket.nio.NioSocketConnector;

/** * * @author user */public class MyClient {    public  static void main(String[] args){        IoConnector connector=new NioSocketConnector();         connector.setConnectTimeoutMillis(30000);         connector.getFilterChain().addLast("codec",         new ProtocolCodecFilter(         new TextLineCodecFactory(         Charset.forName("UTF-8"),         LineDelimiter.WINDOWS.getValue(),                     LineDelimiter.WINDOWS.getValue()         )         )         );         connector.setHandler(new ClientHandler("你好\r\nHello World"));;        connector.connect(new InetSocketAddress("127.0.0.1", 9123));     }}

//编写IoHandler

/* * To change this template, choose Tools | Templates * and open the template in the editor. */package javaapplication1;
import org.apache.mina.core.service.IoHandlerAdapter;import org.apache.mina.core.session.IoSession;import org.slf4j.Logger;import org.slf4j.LoggerFactory;
/** * * @author user */public class ClientHandler extends IoHandlerAdapter{    private final static Logger LOGGER = LoggerFactory .getLogger(ClientHandler.class);     private final String values;     public ClientHandler(String values) {          this.values = values;     } 
    //当连接服务器是，向服务器发送消息    @Override     public void sessionOpened(IoSession session) {            session.write(values);     } }