Threaded Echoing Server in Java

ClientWorker.java

import java.io.*;
import java.net.*;

public class ClientWorker implements Runnable {

    private Socket clientSocket;

    ClientWorker(Socket clientSocket){
        this.clientSocket = clientSocket;
    }

    public void run() {
        try {
            BufferedReader in = new BufferedReader(new InputStreamReader(this.clientSocket.getInputStream()));
            PrintWriter out = new PrintWriter(this.clientSocket.getOutputStream(), true);

            while (true) {
                String line = in.readLine();
                out.println(line);
            }
            
        } catch (IOException e) {
            System.out.println("Something went wrong.");
            System.exit(-1);
        }
    }
}

Server.java

import java.io.*;
import java.net.*;

public class Server {

    public static void main(String[] args) throws IOException {
        int port = 5000;
        ServerSocket serverSocket = new ServerSocket(port);
        System.out.println("Listening on port " + port);

        while (true) {
            Socket clientSocket = serverSocket.accept();
            ClientWorker clientWorker = new ClientWorker(clientSocket);
            Thread thread = new Thread(clientWorker);
            thread.start();
        }
    }
}