001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.reef.runtime.common.evaluator.task.defaults;
020
021import org.apache.reef.annotations.audience.Private;
022import org.apache.reef.task.events.DriverMessage;
023import org.apache.reef.wake.EventHandler;
024
025import javax.inject.Inject;
026
027/**
028 * A default implementation of {@code EventHandler<DriverMessage>}.
029 */
030@Private
031public final class DefaultDriverMessageHandler implements EventHandler<DriverMessage> {
032
033  @Inject
034  public DefaultDriverMessageHandler() {
035  }
036
037  @Override
038  public void onNext(final DriverMessage driverMessage) {
039    throw new RuntimeException("No DriverMessage handler bound. Message received:" + driverMessage);
040  }
041}