Roman Elizarov | f16fd27 | 2017-02-07 11:26:00 +0300 | [diff] [blame] | 1 | /* |
Roman Elizarov | 1f74a2d | 2018-06-29 19:19:45 +0300 | [diff] [blame] | 2 | * Copyright 2016-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. |
Roman Elizarov | f16fd27 | 2017-02-07 11:26:00 +0300 | [diff] [blame] | 3 | */ |
| 4 | |
Roman Elizarov | b3d55a5 | 2017-02-03 12:47:21 +0300 | [diff] [blame] | 5 | // This file was automatically generated from coroutines-guide.md by Knit tool. Do not edit. |
Roman Elizarov | 0950dfa | 2018-07-13 10:33:25 +0300 | [diff] [blame] | 6 | package kotlinx.coroutines.guide.cancel02 |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 7 | |
Roman Elizarov | 0950dfa | 2018-07-13 10:33:25 +0300 | [diff] [blame] | 8 | import kotlinx.coroutines.* |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 9 | |
Prendota | 65e6c8c | 2018-10-17 11:51:08 +0300 | [diff] [blame] | 10 | fun main() = runBlocking { |
| 11 | //sampleStart |
Roman Elizarov | 7afb62e | 2018-07-23 20:32:48 +0300 | [diff] [blame] | 12 | val startTime = timeSource.currentTimeMillis() |
Roman Elizarov | dc29b07 | 2018-09-11 18:42:03 +0300 | [diff] [blame] | 13 | val job = launch(Dispatchers.Default) { |
Roman Elizarov | 24cd654 | 2017-08-03 21:20:04 -0700 | [diff] [blame] | 14 | var nextPrintTime = startTime |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 15 | var i = 0 |
Roman Elizarov | 8b38fa2 | 2017-09-27 17:44:31 +0300 | [diff] [blame] | 16 | while (i < 5) { // computation loop, just wastes CPU |
Roman Elizarov | 24cd654 | 2017-08-03 21:20:04 -0700 | [diff] [blame] | 17 | // print a message twice a second |
Roman Elizarov | 7afb62e | 2018-07-23 20:32:48 +0300 | [diff] [blame] | 18 | if (timeSource.currentTimeMillis() >= nextPrintTime) { |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 19 | println("I'm sleeping ${i++} ...") |
Roman Elizarov | 35d2c34 | 2017-07-20 14:54:39 +0300 | [diff] [blame] | 20 | nextPrintTime += 500L |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 21 | } |
| 22 | } |
| 23 | } |
| 24 | delay(1300L) // delay a bit |
Roman Elizarov | 1293ccd | 2017-02-01 18:49:54 +0300 | [diff] [blame] | 25 | println("main: I'm tired of waiting!") |
Roman Elizarov | 8b38fa2 | 2017-09-27 17:44:31 +0300 | [diff] [blame] | 26 | job.cancelAndJoin() // cancels the job and waits for its completion |
Roman Elizarov | 1293ccd | 2017-02-01 18:49:54 +0300 | [diff] [blame] | 27 | println("main: Now I can quit.") |
Prendota | 65e6c8c | 2018-10-17 11:51:08 +0300 | [diff] [blame] | 28 | //sampleEnd |
Roman Elizarov | b3d55a5 | 2017-02-03 12:47:21 +0300 | [diff] [blame] | 29 | } |