Tom猫-Socket

• Client

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
import java.net.UnknownHostException;
import java.util.Scanner;
public class TestSockClient {
    public static void main(String[] args) {
        DataInputStream dis = null;
        DataOutputStream dos = null;
        Socket socket = null;
        Scanner scan = null;
        String  sendStr;
        String receiveStr;
        try {
            socket = new Socket("localhost", 8888);
            dis = new DataInputStream(socket.getInputStream());
            dos = new DataOutputStream( socket.getOutputStream());
            scan = new Scanner(System.in);
            do {
                System.out.print("我：");
                sendStr = scan.nextLine();
                dos.writeUTF(sendStr);
                if ((receiveStr = dis.readUTF()) != null) {
                    System.out.println(receiveStr);
                }
            } while (!sendStr.equals("88"));
        } catch (UnknownHostException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
        }
        finally {
            try {
                dis.close();
                dos.close();
                socket.close();
                scan.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

• Server

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.EOFException;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;

public class TestSockServer {
    public static void main(String[] args) {
        ServerSocket server = null;
        Socket socket = null;
        DataOutputStream dos = null;
        DataInputStream dis = null;
        try{
            server = new ServerSocket(8888);
            System.out.println("服务器已开启");
            socket = server.accept();
            dos = new DataOutputStream(socket.getOutputStream());
            dis = new DataInputStream(socket.getInputStream());
            String receiveStr ;
            while((receiveStr = dis.readUTF())!= null) {
                System.out.println("客户端发送："+receiveStr);
                dos.writeUTF("Tom:"+receiveStr);
            }

        } catch(EOFException e) {
            System.out.println("服务器已关闭");
        }catch(IOException e){
            e.printStackTrace();
        }catch (Exception e) {
            e.printStackTrace();
        }
        finally{
            try{
                dis.close();
                dos.close();
                socket.close();
                server.close();
            }catch(IOException e){
                e.printStackTrace();
            }
        }
    }
}

• 运行结果