| /** |
| * 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.hdfs.server.protocol; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.classification.InterfaceStability; |
| import org.apache.hadoop.hdfs.protocol.RollingUpgradeStatus; |
| |
| @InterfaceAudience.Private |
| @InterfaceStability.Evolving |
| /** |
| * Response to {@link DatanodeProtocol#sendHeartbeat} |
| */ |
| public class HeartbeatResponse { |
| /** Commands returned from the namenode to the datanode */ |
| private final DatanodeCommand[] commands; |
| |
| /** Information about the current HA-related state of the NN */ |
| private final NNHAStatusHeartbeat haStatus; |
| |
| private final RollingUpgradeStatus rollingUpdateStatus; |
| |
| public HeartbeatResponse(DatanodeCommand[] cmds, |
| NNHAStatusHeartbeat haStatus, RollingUpgradeStatus rollingUpdateStatus) { |
| commands = cmds; |
| this.haStatus = haStatus; |
| this.rollingUpdateStatus = rollingUpdateStatus; |
| } |
| |
| public DatanodeCommand[] getCommands() { |
| return commands; |
| } |
| |
| public NNHAStatusHeartbeat getNameNodeHaState() { |
| return haStatus; |
| } |
| |
| public RollingUpgradeStatus getRollingUpdateStatus() { |
| return rollingUpdateStatus; |
| } |
| } |