example-cancel-03.kt

/*
 * Copyright 2016-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
 */

// This file was automatically generated from cancellation-and-timeouts.md by Knit tool. Do not edit.
package kotlinx.coroutines.guide.exampleCancel03

import kotlinx.coroutines.*

fun main() = runBlocking {
    val startTime = currentTimeMillis()
    val job = launch(Dispatchers.Default) {
        var nextPrintTime = startTime
        repeat(5) { i ->
            try {
                // print a message twice a second
                println("job: I'm sleeping $i ...")
                delay(500)
            } catch (e: Exception) {
                // log the exception
                println(e)
            }
        }
    }
    delay(1300L) // delay a bit
    println("main: I'm tired of waiting!")
    job.cancelAndJoin() // cancels the job and waits for its completion
    println("main: Now I can quit.")
}