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geomagilles
/ kotlinPulsarConsumerProducer.kt
Last active
December 14, 2020 21:35
Building Pulsar Producer<T> and Consumer<T> in kotlin using native serialization
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| import com.github.avrokotlin.avro4k.Avro | |
| import com.github.avrokotlin.avro4k.io.AvroEncodeFormat | |
| import io.infinitic.common.tasks.executors.messages.RunTask | |
| import kotlinx.serialization.KSerializer | |
| import org.apache.avro.file.SeekableByteArrayInput | |
| import org.apache.avro.generic.GenericDatumReader | |
| import org.apache.avro.generic.GenericRecord | |
| import org.apache.avro.io.DecoderFactory | |
| import org.apache.pulsar.client.api.Consumer | |
| import org.apache.pulsar.client.api.Producer |
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| @Serializable | |
| sealed class TaskEngineMessage() { | |
| abstract val taskId: TaskId | |
| } | |
| @Serializable | |
| data class DispatchTask( | |
| override val taskId: TaskId, | |
| val taskName: TaskName, | |
| val methodName: MethodName, |
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| @Serializable | |
| data class TaskEngineEnvelope( | |
| val taskId: TaskId, | |
| val type: TaskEngineMessageType, | |
| val dispatchTask: DispatchTask? = null, | |
| val cancelTask: CancelTask? = null, | |
| val taskCanceled: TaskCanceled? = null, | |
| val taskCompleted: TaskCompleted? = null, | |
| ) { | |
| init { |
geomagilles
/ TaskEngineWorker.kt
Last active
December 15, 2020 11:19
Building Workers With Coroutines
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| typealias TaskEngineMessageToProcess = MessageToProcess<TaskEngineMessage> | |
| fun CoroutineScope.startPulsarTaskEngineWorker( | |
| taskEngineConsumer: Consumer<TaskEngineEnvelope>, | |
| taskEngine: TaskEngine, | |
| logChannel: SendChannel<TaskEngineMessageToProcess>?, | |
| enginesNumber: Int | |
| ) = launch(Dispatchers.IO) { | |
| val taskInputChannel = Channel<TaskEngineMessageToProcess>() |
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