jvmTest.guide.example-channel-07.kt Maven / Gradle / Ivy

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Coroutines support libraries for Kotlin

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/*
 * 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 channels.md by Knit tool. Do not edit.
package kotlinx.coroutines.guide.exampleChannel07

import kotlinx.coroutines.*
import kotlinx.coroutines.channels.*

fun main() = runBlocking {
    val channel = Channel()
    launch { sendString(channel, "foo", 200L) }
    launch { sendString(channel, "BAR!", 500L) }
    repeat(6) { // receive first six
        println(channel.receive())
    }
    coroutineContext.cancelChildren() // cancel all children to let main finish
}

suspend fun sendString(channel: SendChannel, s: String, time: Long) {
    while (true) {
        delay(time)
        channel.send(s)
    }
}