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.actions;
20
21 /**
22 * Action that tries to force a balancer run.
23 */
24 public class ForceBalancerAction extends Action {
25 @Override
26 public void perform() throws Exception {
27 // Don't try the flush if we're stopping
28 if (context.isStopping()) {
29 return;
30 }
31 LOG.info("Balancing regions");
32 forceBalancer();
33 }
34 }