JavaExercises/Head First Java/MusicServer.java at master · biblelamp/JavaExercises · GitHub

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import java.io.*;

import java.net.*;

import java.util.*;

public class MusicServer {

ArrayList clientOutputStreams;

public static void main(String[] args) {

new MusicServer().go();

}

public class ClientHandler implements Runnable {

ObjectInputStream in;

Socket sock;

public ClientHandler(Socket clientSOcket) {

try {

sock = clientSOcket;

in = new ObjectInputStream(sock.getInputStream());

} catch (Exception ex) { ex.printStackTrace(); }

}

public void run() {

Object o1;

Object o2;

try {

while ((o1 = in.readObject()) != null) {

o2 = in.readObject();

System.out.println("Read two objects");

tellEveryone(o1, o2);

}

} catch (Exception ex) { ex.printStackTrace(); }

}

public void go() {

clientOutputStreams = new ArrayList();

try {

ServerSocket serverSock = new ServerSocket(4242);

while(true) {

Socket clientSocket = serverSock.accept();

ObjectOutputStream out = new ObjectOutputStream(clientSocket.getOutputStream());

clientOutputStreams.add(out);

Thread t = new Thread(new ClientHandler(clientSocket));

t.start();

System.out.println("Got a connection");

}

} catch (Exception ex) { ex.printStackTrace(); }

}

public void tellEveryone(Object one, Object two) {

Iterator it = clientOutputStreams.iterator();

while (it.hasNext()) {

try {

ObjectOutputStream out = (ObjectOutputStream) it.next();

out.writeObject(one);

out.writeObject(two);

} catch (Exception ex) { ex.printStackTrace(); }

}

JavaExercises/Head First Java/MusicServer.java at master · biblelamp/JavaExercises · GitHub

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