public class Client extends Thread {
    private Server server;
    private String name;

    public Client(Server server, String name) {
        super();
        this.server = server;
        this.name = name;
    }

    public void run() {
        for (int i=0; i<5; i++) {
            try {
                Thread.sleep((int)(Math.random()*3000));
                server.message(name);
            } catch (InterruptedException ignore) { return; }
        }
    }
}