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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.exampleChannel09
import kotlinx.coroutines.*
import kotlinx.coroutines.channels.*
data class Ball(var hits: Int)
fun main() = runBlocking {
val table = Channel<Ball>() // a shared table
launch { player("ping", table) }
launch { player("pong", table) }
table.send(Ball(0)) // serve the ball
delay(1000) // delay 1 second
coroutineContext.cancelChildren() // game over, cancel them
}
suspend fun player(name: String, table: Channel<Ball>) {
for (ball in table) { // receive the ball in a loop
ball.hits++
println("$name $ball")
delay(300) // wait a bit
table.send(ball) // send the ball back
}
}