CS357 Coroutine Example

Main.kt

package edu.gvsu.computing.cs357
import kotlinx.coroutines.*
import kotlin.system.measureTimeMillis

fun sample1() {
    println ("Begin Sample 1")
    runBlocking {
        launch {
            println("Begin A")
            delay(5000)
            println("End A")
        }
        launch {
            println("Begin B")
            delay(3000)
            println("End B")
        }
        println("Begin C")
        delay(7500)
        println("End C")
    }
    println ("End Sample 1")
}

fun sample2() {
    println("Begin of sample 2")
    runBlocking {
        launch {
            coroutineScope {
                launch {
                    println("Begin Code 1")
                    delay(2000)
                    println("End Code 1")
                }
                launch {
                    println("Begin Code 2")
                    delay(3000)
                    println("End Code 2")
                }
                println("Begin Code 3")
                delay(2000)
                println("End Code 3")
            }
            println("Begin Code 4")
            delay(1500)
            println("End Code 4")
        }
        launch {
            println("Begin Code 5")
            delay(4000)
            println("End Code 5")
        }
    }
    println("End of Sample 2")
}

fun main() {
    val elapse = measureTimeMillis {
        sample2()
    }
    println("Elapse time: $elapse")
}