content: /*
   * 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;
  
  import org.apache.spark.scheduler.*;
  
  /**
   * Class that allows users to receive all SparkListener events.
   * Users should override the onEvent method.
   *
   * This is a concrete Java class in order to ensure that we don't forget to update it when adding
   * new methods to SparkListener: forgetting to add a method will result in a compilation error (if
   * this was a concrete Scala class, default implementations of new event handlers would be inherited
   * from the SparkListener trait).
   */
  public class SparkFirehoseListener implements SparkListenerInterface {
  
      public void onEvent(SparkListenerEvent event) { }
  
      @Override
      public final void onStageCompleted(SparkListenerStageCompleted stageCompleted) {
          onEvent(stageCompleted);
      }
  
      @Override
      public final void onStageSubmitted(SparkListenerStageSubmitted stageSubmitted) {
          onEvent(stageSubmitted);
      }
  
      @Override
      public final void onTaskStart(SparkListenerTaskStart taskStart) {
          onEvent(taskStart);
      }
  
      @Override
      public final void onTaskGettingResult(SparkListenerTaskGettingResult taskGettingResult) {
          onEvent(taskGettingResult);
      }
  
      @Override
      public final void onTaskEnd(SparkListenerTaskEnd taskEnd) {
          onEvent(taskEnd);
      }
  
      @Override
      public final void onJobStart(SparkListenerJobStart jobStart) {
          onEvent(jobStart);
      }
  
      @Override
      public final void onJobEnd(SparkListenerJobEnd jobEnd) {
          onEvent(jobEnd);
      }
  
      @Override
      public final void onEnvironmentUpdate(SparkListenerEnvironmentUpdate environmentUpdate) {
          onEvent(environmentUpdate);
      }
  
      @Override
      public final void onBlockManagerAdded(SparkListenerBlockManagerAdded blockManagerAdded) {
          onEvent(blockManagerAdded);
      }
  
      @Override
      public final void onBlockManagerRemoved(SparkListenerBlockManagerRemoved blockManagerRemoved) {
          onEvent(blockManagerRemoved);
      }
  
      @Override
      public final void onUnpersistRDD(SparkListenerUnpersistRDD unpersistRDD) {
          onEvent(unpersistRDD);
      }
  
      @Override
      public final void onApplicationStart(SparkListenerApplicationStart applicationStart) {
          onEvent(applicationStart);
      }
  
      @Override
      public final void onApplicationEnd(SparkListenerApplicationEnd applicationEnd) {
          onEvent(applicationEnd);
      }
  
      @Override
      public final void onExecutorMetricsUpdate(
              SparkListenerExecutorMetricsUpdate executorMetricsUpdate) {
          onEvent(executorMetricsUpdate);
      }
  
      @Override
      public final void onExecutorAdded(SparkListenerExecutorAdded executorAdded) {
          onEvent(executorAdded);
      }
  
      @Override
      public final void onExecutorRemoved(SparkListenerExecutorRemoved executorRemoved) {
          onEvent(executorRemoved);
      }
  
      @Override
      public void onBlockUpdated(SparkListenerBlockUpdated blockUpdated) {
          onEvent(blockUpdated);
      }
  
      @Override
      public void onOtherEvent(SparkListenerEvent event) {
          onEvent(event);
      }
  }
  