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 }