| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.hadoop.ozone.container.upgrade; |
| |
| import org.apache.hadoop.hdds.upgrade.HDDSUpgradeAction; |
| import org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Upgrade Action for DataNode for the very first first Upgrade Version. |
| */ |
| public class DataNodeUpgradeActionFirstUpgradeVersion |
| implements HDDSUpgradeAction<DatanodeStateMachine> { |
| |
| public static final Logger LOG = |
| LoggerFactory.getLogger(DataNodeUpgradeActionFirstUpgradeVersion.class); |
| @Override |
| public void executeAction(DatanodeStateMachine arg) throws Exception { |
| LOG.info("Executing datanode upgrade action for the very First Upgrade " + |
| "Version."); |
| } |
| } |