public class Client {
String idString;
public Client(User user) {
try {
Socket s=new Socket("127.0.0.1",10081);
ObjectOutputStream oos=new ObjectOutputStream(s.getOutputStream());
oos.writeObject(user);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void main(String args[]) {
User user=new User();
user.setIdString("33");
new Client(user);
}
}
public class Server {
public Server() {
try {
System.out.println(444);
ServerSocket ss=new ServerSocket(10081);
Socket s=ss.accept();
System.out.println(445);
ObjectInputStream ois=new ObjectInputStream(s.getInputStream());
try {
User user=(User) ois.readObject();
System.out.print(user.getIdString());
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void main(String args[] ) {
new Server();
}
}
此时会报错
解决途径:客户端和服务端在最后加上s.close()即可
至于原因 知道的大佬麻烦评论区留言…