1 /** 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 package org.apache.hadoop.hbase.chaos.policies; 20 21 import java.util.Arrays; 22 import java.util.List; 23 24 /** A policy that runs multiple other policies one after the other */ 25 public class CompositeSequentialPolicy extends Policy { 26 private List<Policy> policies; 27 public CompositeSequentialPolicy(Policy... policies) { 28 this.policies = Arrays.asList(policies); 29 } 30 31 @Override 32 public void stop(String why) { 33 super.stop(why); 34 for (Policy p : policies) { 35 p.stop(why); 36 } 37 } 38 39 @Override 40 public void run() { 41 for (Policy p : policies) { 42 p.run(); 43 } 44 } 45 46 @Override 47 public void init(PolicyContext context) throws Exception { 48 super.init(context); 49 for (Policy p : policies) { 50 p.init(context); 51 } 52 } 53 }