ThreadJoin

        //Keep track of the threads doing work
        Thread[] threads = new Thread[10];
        //Create 10 threads
        for (int i = 0; i < 10; i++) {
            //You need to create a Runnable class instance (anonymous class works too)
            threads[i] = new Thread(new BluSunrizeSuperItemCheckerThing());
            //Start the thread processing immediately
            threads[i].start();
        }
        //iterate over each thread individually
        for (final Thread thread : threads)
        {
            try {
                //Wait for this thread to finish. If it's already finished, this will proceed immediately.
                thread.join();
            } catch (InterruptedException e)
            {
                e.printStackTrace();
            }
        }
        //This line will only execute once all 10 threads have finished
        System.out.print("done!");