Manually run and then stop worker thread

public class Main {

    public static void main(String[] args) throws InterruptedException {
        final Thread w = new Thread() {
            @Override
            public void run() {
                boolean toExit = false;
                while (!isInterrupted() && !toExit) {
                    try {
                        Thread.sleep(500);
                        System.out.println("Thread.sleep(500);");
                    } catch (InterruptedException e) {
                        System.err.println(e.getLocalizedMessage());
                        toExit = true;
                    }
                }
            }
        };
        // w.setDaemon(true);
        w.start();

        long date = new Date().getTime();
        int i = 0;
        Thread.sleep(5000);
        w.interrupt();
        System.err.println("finish all");
    }
}