| /* |
| * Copyright 2016-2017 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package kotlinx.coroutines.experimental.rx2 |
| |
| import io.reactivex.Scheduler |
| import kotlinx.coroutines.experimental.CancellableContinuation |
| import kotlinx.coroutines.experimental.CoroutineDispatcher |
| import kotlinx.coroutines.experimental.Delay |
| import kotlinx.coroutines.experimental.DisposableHandle |
| import java.util.concurrent.TimeUnit |
| import kotlin.coroutines.experimental.CoroutineContext |
| |
| /** |
| * Converts an instance of [Scheduler] to an implementation of [CoroutineDispatcher] |
| * and provides native [delay][Delay.delay] support. |
| */ |
| public fun Scheduler.asCoroutineDispatcher() = SchedulerCoroutineDispatcher(this) |
| |
| /** |
| * Implements [CoroutineDispatcher] on top of an arbitrary [Scheduler]. |
| * @param scheduler a scheduler. |
| */ |
| public class SchedulerCoroutineDispatcher(private val scheduler: Scheduler) : CoroutineDispatcher(), Delay { |
| override fun dispatch(context: CoroutineContext, block: Runnable) { |
| scheduler.scheduleDirect(block) |
| } |
| |
| override fun scheduleResumeAfterDelay(time: Long, unit: TimeUnit, continuation: CancellableContinuation<Unit>) { |
| val disposable = scheduler.scheduleDirect({ |
| with(continuation) { resumeUndispatched(Unit) } |
| }, time, unit) |
| continuation.disposeOnCancellation(disposable) |
| } |
| |
| override fun invokeOnTimeout(time: Long, unit: TimeUnit, block: Runnable): DisposableHandle { |
| val disposable = scheduler.scheduleDirect(block, time, unit) |
| return object : DisposableHandle { |
| override fun dispose() { |
| disposable.dispose() |
| } |
| } |
| } |
| |
| override fun toString(): String = scheduler.toString() |
| override fun equals(other: Any?): Boolean = other is SchedulerCoroutineDispatcher && other.scheduler === scheduler |
| override fun hashCode(): Int = System.identityHashCode(scheduler) |
| } |