| /* |
| * 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.consensus.request.write.region; |
| |
| import org.apache.iotdb.common.rpc.thrift.TRegionReplicaSet; |
| import org.apache.iotdb.commons.utils.BasicStructureSerDeUtil; |
| import org.apache.iotdb.commons.utils.ThriftCommonsSerDeUtils; |
| import org.apache.iotdb.confignode.consensus.request.ConfigPhysicalPlan; |
| import org.apache.iotdb.confignode.consensus.request.ConfigPhysicalPlanType; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import java.util.Objects; |
| |
| /** Create regions for specific StorageGroups */ |
| public class CreateRegionGroupsPlan extends ConfigPhysicalPlan { |
| |
| // Map<StorageGroupName, List<TRegionReplicaSet>> |
| protected final Map<String, List<TRegionReplicaSet>> regionGroupMap; |
| |
| public CreateRegionGroupsPlan() { |
| super(ConfigPhysicalPlanType.CreateRegionGroups); |
| this.regionGroupMap = new HashMap<>(); |
| } |
| |
| public CreateRegionGroupsPlan(ConfigPhysicalPlanType type) { |
| super(type); |
| this.regionGroupMap = new HashMap<>(); |
| } |
| |
| public Map<String, List<TRegionReplicaSet>> getRegionGroupMap() { |
| return regionGroupMap; |
| } |
| |
| public void addRegionGroup(String storageGroup, TRegionReplicaSet regionReplicaSet) { |
| regionGroupMap |
| .computeIfAbsent(storageGroup, regionReplicaSets -> new ArrayList<>()) |
| .add(regionReplicaSet); |
| } |
| |
| public void serializeForProcedure(DataOutputStream stream) throws IOException { |
| this.serializeImpl(stream); |
| } |
| |
| public void deserializeForProcedure(ByteBuffer buffer) throws IOException { |
| // to remove the ordinal of ConfigPhysicalPlanType |
| buffer.getInt(); |
| this.deserializeImpl(buffer); |
| } |
| |
| @Override |
| protected void serializeImpl(DataOutputStream stream) throws IOException { |
| stream.writeInt(ConfigPhysicalPlanType.CreateRegionGroups.ordinal()); |
| |
| stream.writeInt(regionGroupMap.size()); |
| for (Entry<String, List<TRegionReplicaSet>> entry : regionGroupMap.entrySet()) { |
| String storageGroup = entry.getKey(); |
| List<TRegionReplicaSet> regionReplicaSets = entry.getValue(); |
| BasicStructureSerDeUtil.write(storageGroup, stream); |
| stream.writeInt(regionReplicaSets.size()); |
| regionReplicaSets.forEach( |
| regionReplicaSet -> |
| ThriftCommonsSerDeUtils.serializeTRegionReplicaSet(regionReplicaSet, stream)); |
| } |
| } |
| |
| @Override |
| protected void deserializeImpl(ByteBuffer buffer) throws IOException { |
| int storageGroupNum = buffer.getInt(); |
| for (int i = 0; i < storageGroupNum; i++) { |
| String storageGroup = BasicStructureSerDeUtil.readString(buffer); |
| regionGroupMap.put(storageGroup, new ArrayList<>()); |
| |
| int regionReplicaSetNum = buffer.getInt(); |
| for (int j = 0; j < regionReplicaSetNum; j++) { |
| TRegionReplicaSet regionReplicaSet = |
| ThriftCommonsSerDeUtils.deserializeTRegionReplicaSet(buffer); |
| regionGroupMap.get(storageGroup).add(regionReplicaSet); |
| } |
| } |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| CreateRegionGroupsPlan that = (CreateRegionGroupsPlan) o; |
| return regionGroupMap.equals(that.regionGroupMap); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(regionGroupMap); |
| } |
| } |