| /* |
| * 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.iotdb.confignode.client.async.handlers; |
| |
| import org.apache.iotdb.common.rpc.thrift.TConsensusGroupId; |
| import org.apache.iotdb.common.rpc.thrift.TDataNodeLocation; |
| import org.apache.iotdb.confignode.manager.load.heartbeat.DataNodeHeartbeatCache; |
| import org.apache.iotdb.confignode.manager.load.heartbeat.IRegionGroupCache; |
| import org.apache.iotdb.confignode.manager.load.heartbeat.NodeHeartbeatSample; |
| import org.apache.iotdb.confignode.manager.load.heartbeat.RegionGroupCache; |
| import org.apache.iotdb.confignode.manager.load.heartbeat.RegionHeartbeatSample; |
| import org.apache.iotdb.mpp.rpc.thrift.THeartbeatResp; |
| |
| import org.apache.thrift.async.AsyncMethodCallback; |
| |
| import java.util.Map; |
| |
| public class DataNodeHeartbeatHandler implements AsyncMethodCallback<THeartbeatResp> { |
| |
| // Update DataNodeHeartbeatCache when success |
| private final TDataNodeLocation dataNodeLocation; |
| private final DataNodeHeartbeatCache dataNodeHeartbeatCache; |
| private final Map<TConsensusGroupId, IRegionGroupCache> regionGroupCacheMap; |
| |
| public DataNodeHeartbeatHandler( |
| TDataNodeLocation dataNodeLocation, |
| DataNodeHeartbeatCache dataNodeHeartbeatCache, |
| Map<TConsensusGroupId, IRegionGroupCache> regionGroupCacheMap) { |
| this.dataNodeLocation = dataNodeLocation; |
| this.dataNodeHeartbeatCache = dataNodeHeartbeatCache; |
| this.regionGroupCacheMap = regionGroupCacheMap; |
| } |
| |
| @Override |
| public void onComplete(THeartbeatResp heartbeatResp) { |
| long receiveTime = System.currentTimeMillis(); |
| |
| // Update NodeCache |
| dataNodeHeartbeatCache.cacheHeartbeatSample( |
| new NodeHeartbeatSample(heartbeatResp, receiveTime)); |
| |
| // Update RegionCache |
| if (heartbeatResp.isSetJudgedLeaders()) { |
| heartbeatResp |
| .getJudgedLeaders() |
| .forEach( |
| (consensusGroupId, isLeader) -> |
| regionGroupCacheMap |
| .computeIfAbsent( |
| consensusGroupId, empty -> new RegionGroupCache(consensusGroupId)) |
| .cacheHeartbeatSample( |
| new RegionHeartbeatSample( |
| heartbeatResp.getHeartbeatTimestamp(), |
| receiveTime, |
| dataNodeLocation.getDataNodeId(), |
| isLeader))); |
| } |
| } |
| |
| @Override |
| public void onError(Exception e) { |
| // Do nothing |
| } |
| } |