jorgecasariego

fun main() = runBlocking {
    println("Start")

    val job = GlobalScope.launch {
        delay(1000L)
        println("Hello")
    }

    job.join()
    println("Done")

jorgecasariego

fun main() = runBlocking {
    println("Start")

    GlobalScope.launch {
        delay(1000L)
        println("Hello")
    }

    delay(2000L)
    println("Done")

jorgecasariego

fun main() {
    println("Start")

    // Start a coroutine
    GlobalScope.launch {
        delay(1000L)
        println("Hello")
    }

    runBlocking {

jorgecasariego

interface Continuation<in T> {
   val context: CoroutineContext
   fun resume(value: T)
   fun resumeWithException(exception: Throwable)
}

jorgecasariego

fun backgroundTask(param: Int, callback: Continuation<Int>): Int {
   // long running operation
}

jorgecasariego

suspend fun backgroundTask(param: Int): Int {
     // long running operation
}

jorgecasariego

fun main() {
    println("Start")

    // Start a coroutine
    GlobalScope.launch {
        delay(1000L)
        println("Hello")
    }

    Thread.sleep(2000L)

jorgecasariego

fun main() {
    println("Start")

    Thread {
        Thread.sleep(3000L)
        println("Hello")
    }.start()

    println("Done")
}

jorgecasariego

// Dispatchers.Main
suspend fun fetchDocs() {
    // Dispatchers.Main
    val result = get("developer.android.com")
    // Dispatchers.Main
    show(result)
}
// Dispatchers.Main
suspend fun get(url: String) =
    // Dispatchers.Main

jorgecasariego

// Dispatchers.Main
suspend fun fetchDocs() {
    // Dispatchers.Main
    val result = get("developer.android.com")
    // Dispatchers.Main
    show(result)
}
// look at this in the next section
suspend fun get(url: String) = withContext(Dispatchers.IO){/*...*/}