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 | b7721cf | 2017-02-03 19:23:08 +0300 | [diff] [blame] | 17 | // This file was automatically generated from coroutines-guide.md by Knit tool. Do not edit. |
| 18 | package guide.channel.example06 |
| 19 | |
Roman Elizarov | a5e653f | 2017-02-13 13:49:55 +0300 | [diff] [blame^] | 20 | import kotlinx.coroutines.experimental.CommonPool |
| 21 | import kotlinx.coroutines.experimental.channels.ReceiveChannel |
| 22 | import kotlinx.coroutines.experimental.channels.produce |
| 23 | import kotlinx.coroutines.experimental.delay |
| 24 | import kotlinx.coroutines.experimental.launch |
| 25 | import kotlinx.coroutines.experimental.runBlocking |
Roman Elizarov | b7721cf | 2017-02-03 19:23:08 +0300 | [diff] [blame] | 26 | |
Roman Elizarov | a5e653f | 2017-02-13 13:49:55 +0300 | [diff] [blame^] | 27 | fun produceNumbers() = produce<Int>(CommonPool) { |
Roman Elizarov | b7721cf | 2017-02-03 19:23:08 +0300 | [diff] [blame] | 28 | var x = 1 // start from 1 |
| 29 | while (true) { |
| 30 | send(x++) // produce next |
| 31 | delay(100) // wait 0.1s |
| 32 | } |
| 33 | } |
| 34 | |
| 35 | fun launchProcessor(id: Int, channel: ReceiveChannel<Int>) = launch(CommonPool) { |
| 36 | while (true) { |
| 37 | val x = channel.receive() |
| 38 | println("Processor #$id received $x") |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | fun main(args: Array<String>) = runBlocking<Unit> { |
| 43 | val producer = produceNumbers() |
| 44 | repeat(5) { launchProcessor(it, producer) } |
| 45 | delay(1000) |
| 46 | producer.cancel() // cancel producer coroutine and thus kill them all |
| 47 | } |