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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.spark.scheduler
import org.apache.spark.util.ListenerBus
/**
* A [[SparkListenerEvent]] bus that relays [[SparkListenerEvent]]s to its listeners
*/
private[spark] trait SparkListenerBus
extends ListenerBus[SparkListenerInterface, SparkListenerEvent] {
protected override def doPostEvent(
listener: SparkListenerInterface,
event: SparkListenerEvent): Unit = {
event match {
case stageSubmitted: SparkListenerStageSubmitted =>
listener.onStageSubmitted(stageSubmitted)
case stageCompleted: SparkListenerStageCompleted =>
listener.onStageCompleted(stageCompleted)
case jobStart: SparkListenerJobStart =>
listener.onJobStart(jobStart)
case jobEnd: SparkListenerJobEnd =>
listener.onJobEnd(jobEnd)
case taskStart: SparkListenerTaskStart =>
listener.onTaskStart(taskStart)
case taskGettingResult: SparkListenerTaskGettingResult =>
listener.onTaskGettingResult(taskGettingResult)
case taskEnd: SparkListenerTaskEnd =>
listener.onTaskEnd(taskEnd)
case environmentUpdate: SparkListenerEnvironmentUpdate =>
listener.onEnvironmentUpdate(environmentUpdate)
case blockManagerAdded: SparkListenerBlockManagerAdded =>
listener.onBlockManagerAdded(blockManagerAdded)
case blockManagerRemoved: SparkListenerBlockManagerRemoved =>
listener.onBlockManagerRemoved(blockManagerRemoved)
case unpersistRDD: SparkListenerUnpersistRDD =>
listener.onUnpersistRDD(unpersistRDD)
case applicationStart: SparkListenerApplicationStart =>
listener.onApplicationStart(applicationStart)
case applicationEnd: SparkListenerApplicationEnd =>
listener.onApplicationEnd(applicationEnd)
case metricsUpdate: SparkListenerExecutorMetricsUpdate =>
listener.onExecutorMetricsUpdate(metricsUpdate)
case executorAdded: SparkListenerExecutorAdded =>
listener.onExecutorAdded(executorAdded)
case executorRemoved: SparkListenerExecutorRemoved =>
listener.onExecutorRemoved(executorRemoved)
case blockUpdated: SparkListenerBlockUpdated =>
listener.onBlockUpdated(blockUpdated)
case logStart: SparkListenerLogStart => // ignore event log metadata
case _ => listener.onOtherEvent(event)
}
}
}
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