Roman Elizarov | f16fd27 | 2017-02-07 11:26:00 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016-2017 JetBrains s.r.o. |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
Roman Elizarov | b3d55a5 | 2017-02-03 12:47:21 +0300 | [diff] [blame] | 17 | // This file was automatically generated from coroutines-guide.md by Knit tool. Do not edit. |
Roman Elizarov | fa7723e | 2017-02-06 11:17:51 +0300 | [diff] [blame] | 18 | package guide.cancel.example03 |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 19 | |
Roman Elizarov | 9669578 | 2017-10-01 10:48:15 -0700 | [diff] [blame] | 20 | import kotlinx.coroutines.experimental.* |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 21 | |
| 22 | fun main(args: Array<String>) = runBlocking<Unit> { |
Roman Elizarov | 24cd654 | 2017-08-03 21:20:04 -0700 | [diff] [blame] | 23 | val startTime = System.currentTimeMillis() |
Roman Elizarov | 66f018c | 2017-09-29 21:39:03 +0300 | [diff] [blame] | 24 | val job = launch { |
Roman Elizarov | 24cd654 | 2017-08-03 21:20:04 -0700 | [diff] [blame] | 25 | var nextPrintTime = startTime |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 26 | var i = 0 |
| 27 | while (isActive) { // cancellable computation loop |
Roman Elizarov | 24cd654 | 2017-08-03 21:20:04 -0700 | [diff] [blame] | 28 | // print a message twice a second |
| 29 | if (System.currentTimeMillis() >= nextPrintTime) { |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 30 | println("I'm sleeping ${i++} ...") |
Roman Elizarov | 24cd654 | 2017-08-03 21:20:04 -0700 | [diff] [blame] | 31 | nextPrintTime += 500L |
Roman Elizarov | 7deefb8 | 2017-01-31 10:33:17 +0300 | [diff] [blame] | 32 | } |
| 33 | } |
| 34 | } |
| 35 | delay(1300L) // delay a bit |
Roman Elizarov | 1293ccd | 2017-02-01 18:49:54 +0300 | [diff] [blame] | 36 | println("main: I'm tired of waiting!") |
Roman Elizarov | 8b38fa2 | 2017-09-27 17:44:31 +0300 | [diff] [blame] | 37 | job.cancelAndJoin() // cancels the job and waits for its completion |
Roman Elizarov | 1293ccd | 2017-02-01 18:49:54 +0300 | [diff] [blame] | 38 | println("main: Now I can quit.") |
Roman Elizarov | b3d55a5 | 2017-02-03 12:47:21 +0300 | [diff] [blame] | 39 | } |