diff options
| author | Fabian Mastenbroek <mail.fabianm@gmail.com> | 2020-10-01 00:49:53 +0200 |
|---|---|---|
| committer | Fabian Mastenbroek <mail.fabianm@gmail.com> | 2020-10-01 10:19:13 +0200 |
| commit | 8a9f5573bef3f68316add17c04a47cc4e5fe75fa (patch) | |
| tree | 8dff00c904d5db65e9baf0e7ca2d18a8a61800c1 /simulator/opendc/opendc-utils | |
| parent | 27ddd462d148d70760e45f967387905054e21d20 (diff) | |
Move OpenDC modules into simulator root
This change moves the OpenDC modules previously living in the simulator/opendc
directory to the simulator directory itself given that we do not make a
distinction between OpenDC and odcsim anymore.
Diffstat (limited to 'simulator/opendc/opendc-utils')
3 files changed, 0 insertions, 207 deletions
diff --git a/simulator/opendc/opendc-utils/build.gradle.kts b/simulator/opendc/opendc-utils/build.gradle.kts deleted file mode 100644 index d66148c4..00000000 --- a/simulator/opendc/opendc-utils/build.gradle.kts +++ /dev/null @@ -1,32 +0,0 @@ -/* - * Copyright (c) 2020 AtLarge Research - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -description = "Utilities used across OpenDC modules" - -/* Build configuration */ -plugins { - `kotlin-library-convention` -} - -dependencies { - api("org.jetbrains.kotlinx:kotlinx-coroutines-core:${Library.KOTLINX_COROUTINES}") -} diff --git a/simulator/opendc/opendc-utils/src/main/kotlin/org/opendc/utils/flow/EventFlow.kt b/simulator/opendc/opendc-utils/src/main/kotlin/org/opendc/utils/flow/EventFlow.kt deleted file mode 100644 index 948595b1..00000000 --- a/simulator/opendc/opendc-utils/src/main/kotlin/org/opendc/utils/flow/EventFlow.kt +++ /dev/null @@ -1,96 +0,0 @@ -/* - * Copyright (c) 2020 AtLarge Research - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -package org.opendc.utils.flow - -import kotlinx.coroutines.ExperimentalCoroutinesApi -import kotlinx.coroutines.FlowPreview -import kotlinx.coroutines.InternalCoroutinesApi -import kotlinx.coroutines.channels.Channel -import kotlinx.coroutines.channels.SendChannel -import kotlinx.coroutines.flow.Flow -import kotlinx.coroutines.flow.FlowCollector -import kotlinx.coroutines.flow.consumeAsFlow - -/** - * A [Flow] that can be used to emit events. - */ -public interface EventFlow<T> : Flow<T> { - /** - * Emit the specified [event]. - */ - public fun emit(event: T) - - /** - * Close the flow. - */ - public fun close() -} - -/** - * Creates a new [EventFlow]. - */ -@Suppress("FunctionName") -public fun <T> EventFlow(): EventFlow<T> = EventFlowImpl() - -/** - * Internal implementation of the [EventFlow] class. - */ -@OptIn(ExperimentalCoroutinesApi::class, FlowPreview::class) -private class EventFlowImpl<T> : EventFlow<T> { - private var closed: Boolean = false - private val subscribers = HashMap<SendChannel<T>, Unit>() - - override fun emit(event: T) { - synchronized(this) { - for ((chan, _) in subscribers) { - chan.offer(event) - } - } - } - - override fun close() { - synchronized(this) { - closed = true - - for ((chan, _) in subscribers) { - chan.close() - } - } - } - - @InternalCoroutinesApi - override suspend fun collect(collector: FlowCollector<T>) { - val channel: Channel<T> - synchronized(this) { - if (closed) { - return - } - - channel = Channel(Channel.UNLIMITED) - subscribers[channel] = Unit - } - channel.consumeAsFlow().collect(collector) - } - - override fun toString(): String = "EventFlow" -} diff --git a/simulator/opendc/opendc-utils/src/main/kotlin/org/opendc/utils/flow/StateFlow.kt b/simulator/opendc/opendc-utils/src/main/kotlin/org/opendc/utils/flow/StateFlow.kt deleted file mode 100644 index 996e7700..00000000 --- a/simulator/opendc/opendc-utils/src/main/kotlin/org/opendc/utils/flow/StateFlow.kt +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright (c) 2020 AtLarge Research - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in all - * copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -package org.opendc.utils.flow - -import kotlinx.coroutines.ExperimentalCoroutinesApi -import kotlinx.coroutines.FlowPreview -import kotlinx.coroutines.InternalCoroutinesApi -import kotlinx.coroutines.channels.BroadcastChannel -import kotlinx.coroutines.channels.ConflatedBroadcastChannel -import kotlinx.coroutines.flow.Flow -import kotlinx.coroutines.flow.FlowCollector -import kotlinx.coroutines.flow.asFlow - -/** - * A [Flow] that contains a single value that changes over time. - * - * This class exists to implement the DataFlow/StateFlow functionality that will be implemented in `kotlinx-coroutines` - * in the future, but is not available yet. - * See: https://github.com/Kotlin/kotlinx.coroutines/pull/1354 - */ -public interface StateFlow<T> : Flow<T> { - /** - * The current value of this flow. - * - * Setting a value that is [equal][Any.equals] to the previous one does nothing. - */ - public var value: T -} - -/** - * Creates a [StateFlow] with a given initial [value]. - */ -@Suppress("FunctionName") -public fun <T> StateFlow(value: T): StateFlow<T> = StateFlowImpl(value) - -/** - * Internal implementation of the [StateFlow] interface. - */ -@OptIn(ExperimentalCoroutinesApi::class, FlowPreview::class) -private class StateFlowImpl<T>(initialValue: T) : StateFlow<T> { - /** - * The [BroadcastChannel] to back this flow. - */ - private val chan = ConflatedBroadcastChannel(initialValue) - - /** - * The internal [Flow] backing this flow. - */ - private val flow = chan.asFlow() - - public override var value: T = initialValue - set(value) { - chan.offer(value) - field = value - } - - @InternalCoroutinesApi - override suspend fun collect(collector: FlowCollector<T>) = flow.collect(collector) -} |
