java tcp socket实例

java tcp socket实例

2011-04-20 13:58 2364人阅读 评论(1) 收藏 举报

socketjavatcpthreadserverclass

package com.network;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.InetSocketAddress;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Arrays;


public class ServerChat {
    /**
     * @param args
     * @throws IOException
     */
    public static void main(String[] args) throws IOException {
        // TODO Auto-generated method stub

        InetSocketAddress isa = new InetSocketAddress("10.140.86.98",5858);

        ServerSocket server = new ServerSocket();

        server.bind(isa);
        System.out.println("isBound: " + server.isBound());
        System.out.println("SocketAddress: " + server.getLocalSocketAddress());

        new Thread(new WorkingServer(server)).start();

        while(true){
            Socket client = server.accept();
            System.out.println("this main thread");

            InputStream in = client.getInputStream();

            InputStreamReader read = new InputStreamReader(new BufferedInputStream(in));

            OutputStream out = client.getOutputStream();

            OutputStreamWriter write = new OutputStreamWriter( new BufferedOutputStream(out));

            write.write("hello");
            write.flush();

            char [] cbuf = new char[100];
            Arrays.fill(cbuf, '/0');
            int len = read.read(cbuf, 0, 100);
            StringBuilder sb = new StringBuilder(100);
            sb.append(cbuf, 0, len);

            System.out.println(sb.toString());

            read.close();
            client.close();
            write.close();

        }






    }
}

package com.network;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.ServerSocket;
import java.net.Socket;
import java.util.Arrays;
public class WorkingServer implements Runnable {
    private ServerSocket server;

    WorkingServer(ServerSocket s){
        server = s;
    }

    void communicat( Socket client) throws IOException{
        System.out.println("this sub thread: " + Thread.currentThread().getId());

        InputStream in = client.getInputStream();

        InputStreamReader read = new InputStreamReader(new BufferedInputStream(in));

        OutputStream out = client.getOutputStream();

        OutputStreamWriter write = new OutputStreamWriter( new BufferedOutputStream(out));

        write.write("hello");
        write.flush();

        char [] cbuf = new char[100];
        Arrays.fill(cbuf, '/0');
        int len = read.read(cbuf, 0, 100);
        StringBuilder sb = new StringBuilder(100);
        sb.append(cbuf, 0, len);

        System.out.println(sb.toString());

        read.close();
//      /client.close();
        write.close();

    }

    @Override
    public void run() {
        // TODO Auto-generated method stub
        System.out.println(Thread.currentThread());
        while(true){
            try {
                Socket client = server.accept();
                Thread.sleep(5000);
                communicat(client);
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
    }
}

package com.network;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.net.Socket;
import java.net.UnknownHostException;
public class ClientSock {
    /**
     * @param args
     * @throws IOException
     * @throws UnknownHostException
     */
    public static void main(String[] args) throws UnknownHostException, IOException {
        // TODO Auto-generated method stub
        Socket s = new Socket("10.140.86.98", 5858);

        System.out.println( "remote socket " + s.getRemoteSocketAddress());

        InputStream in = s.getInputStream();

        InputStreamReader reader = new InputStreamReader(in);

        char [] cbuf = new char[100];
        int len = reader.read(cbuf);
        StringBuilder sb = new StringBuilder(100);

        sb.append(cbuf, 0, len);
        System.out.println(sb.toString());

        OutputStreamWriter writer = new OutputStreamWriter(s.getOutputStream());

        writer.write("from client");

        writer.close();
        reader.close();
        s.close();

    }
}