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, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019package org.apache.hadoop.hbase.chaos.monkies;
020
021/**
022 * Chaos Monkey that does nothing.
023 */
024public class CalmChaosMonkey extends ChaosMonkey {
025  @Override
026  public void start() throws Exception {
027
028  }
029
030  @Override
031  public void stop(String why) {
032
033  }
034
035  @Override
036  public boolean isStopped() {
037    return false;
038  }
039
040  @Override
041  public void waitForStop() throws InterruptedException {
042
043  }
044
045  @Override
046  public boolean isDestructive() {
047    return false;
048  }
049}