class Dispatch(private val label: String = "main") {

var handler: Handler? = null
var handlerThread: HandlerThread? = null

init {
    if (label == "main") {
        handlerThread = null
        handler = Handler(Looper.getMainLooper())
    } else {
        handlerThread = HandlerThread(label)
        handlerThread!!.start()
        handler = Handler(handlerThread!!.looper)
    }
}

fun getSomething(forceNetwork: Boolean ) {

        val queue1 = Dispatch("thread1") // Create a thread called "thread1"
        queue1.async {
            for (i in 0..2_000_000) {
                 print("Hello World")
                 // Do everything i want in the current thread
            }

            // And on the main thread I call my callback
            Dispatch.main.async {
                //callback?.invoke(.........)
            }
        }
    }

val button = findViewById<Button>(R.id.button)
    button.setOnClickListener {
        DataManager.getTickets(true)
    }


    val button2 = findViewById<Button>(R.id.button2)
    button2.setOnClickListener {
        val intent = Intent(this, Test::class.java) // Switch to my Test Controller
        intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY)
        startActivity(intent)
        finish()
    }