abstract class TimeoutTask<T>(val countdown: Long) {
    private val thread = Thread({
        var result = doInBackground()
        if (!Thread.currentThread().isInterrupted()) {
            onComplete(result)
            Thread.currentThread().interrupt()
        }
    })

    private val timerTask = object: TimerTask() {
        override fun run() {
            if(!thread.isInterrupted()) {
                thread.interrupt()
                onInterrupt()
            }
        }
    }

    fun start() {
        thread.start()
        Timer().schedule(timerTask, countdown)
    }

    abstract fun onComplete(result: T)

    abstract fun doInBackground(): T

    abstract fun onInterrupt()
}