| /* |
| * 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.db.queryengine.plan.planner.plan.node.metedata.write; |
| |
| import org.apache.iotdb.common.rpc.thrift.TRegionReplicaSet; |
| import org.apache.iotdb.commons.path.PartialPath; |
| import org.apache.iotdb.commons.path.PathDeserializeUtil; |
| import org.apache.iotdb.db.queryengine.plan.analyze.Analysis; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanNode; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanNodeId; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanNodeType; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.PlanVisitor; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.node.WritePlanNode; |
| import org.apache.iotdb.tsfile.utils.Pair; |
| import org.apache.iotdb.tsfile.utils.ReadWriteIOUtils; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Objects; |
| |
| public class BatchActivateTemplateNode extends WritePlanNode { |
| |
| // devicePath -> <templateId, templateSetLevel> |
| private final Map<PartialPath, Pair<Integer, Integer>> templateActivationMap; |
| |
| private TRegionReplicaSet regionReplicaSet; |
| |
| public BatchActivateTemplateNode( |
| PlanNodeId id, Map<PartialPath, Pair<Integer, Integer>> templateActivationMap) { |
| super(id); |
| this.templateActivationMap = templateActivationMap; |
| } |
| |
| private BatchActivateTemplateNode( |
| PlanNodeId id, |
| Map<PartialPath, Pair<Integer, Integer>> templateActivationMap, |
| TRegionReplicaSet regionReplicaSet) { |
| super(id); |
| this.templateActivationMap = templateActivationMap; |
| this.regionReplicaSet = regionReplicaSet; |
| } |
| |
| public Map<PartialPath, Pair<Integer, Integer>> getTemplateActivationMap() { |
| return templateActivationMap; |
| } |
| |
| public PartialPath getPathSetTemplate(PartialPath devicePath) { |
| return new PartialPath( |
| Arrays.copyOf(devicePath.getNodes(), templateActivationMap.get(devicePath).right + 1)); |
| } |
| |
| @Override |
| public TRegionReplicaSet getRegionReplicaSet() { |
| return regionReplicaSet; |
| } |
| |
| @Override |
| public List<PlanNode> getChildren() { |
| return new ArrayList<>(); |
| } |
| |
| @Override |
| public void addChild(PlanNode child) { |
| // Do nothing |
| } |
| |
| @Override |
| public PlanNodeType getType() { |
| return PlanNodeType.BATCH_ACTIVATE_TEMPLATE; |
| } |
| |
| @Override |
| public PlanNode clone() { |
| return new BatchActivateTemplateNode(getPlanNodeId(), templateActivationMap, regionReplicaSet); |
| } |
| |
| @Override |
| public int allowedChildCount() { |
| return 0; |
| } |
| |
| @Override |
| public List<String> getOutputColumnNames() { |
| return null; |
| } |
| |
| @Override |
| protected void serializeAttributes(ByteBuffer byteBuffer) { |
| PlanNodeType.BATCH_ACTIVATE_TEMPLATE.serialize(byteBuffer); |
| |
| int size = templateActivationMap.size(); |
| ReadWriteIOUtils.write(size, byteBuffer); |
| for (Map.Entry<PartialPath, Pair<Integer, Integer>> entry : templateActivationMap.entrySet()) { |
| entry.getKey().serialize(byteBuffer); |
| ReadWriteIOUtils.write(entry.getValue().left, byteBuffer); |
| ReadWriteIOUtils.write(entry.getValue().right, byteBuffer); |
| } |
| } |
| |
| @Override |
| protected void serializeAttributes(DataOutputStream stream) throws IOException { |
| PlanNodeType.BATCH_ACTIVATE_TEMPLATE.serialize(stream); |
| |
| int size = templateActivationMap.size(); |
| ReadWriteIOUtils.write(size, stream); |
| for (Map.Entry<PartialPath, Pair<Integer, Integer>> entry : templateActivationMap.entrySet()) { |
| entry.getKey().serialize(stream); |
| ReadWriteIOUtils.write(entry.getValue().left, stream); |
| ReadWriteIOUtils.write(entry.getValue().right, stream); |
| } |
| } |
| |
| public static BatchActivateTemplateNode deserialize(ByteBuffer byteBuffer) { |
| int size = ReadWriteIOUtils.readInt(byteBuffer); |
| Map<PartialPath, Pair<Integer, Integer>> templateActivationMap = new HashMap<>(size); |
| for (int i = 0; i < size; i++) { |
| templateActivationMap.put( |
| (PartialPath) PathDeserializeUtil.deserialize(byteBuffer), |
| new Pair<>(ReadWriteIOUtils.readInt(byteBuffer), ReadWriteIOUtils.readInt(byteBuffer))); |
| } |
| |
| PlanNodeId planNodeId = PlanNodeId.deserialize(byteBuffer); |
| return new BatchActivateTemplateNode(planNodeId, templateActivationMap); |
| } |
| |
| @Override |
| public List<WritePlanNode> splitByPartition(Analysis analysis) { |
| // gather devices to same target region |
| Map<TRegionReplicaSet, Map<PartialPath, Pair<Integer, Integer>>> splitMap = new HashMap<>(); |
| for (Map.Entry<PartialPath, Pair<Integer, Integer>> entry : templateActivationMap.entrySet()) { |
| TRegionReplicaSet regionReplicaSet = |
| analysis.getSchemaPartitionInfo().getSchemaRegionReplicaSet(entry.getKey().getFullPath()); |
| splitMap |
| .computeIfAbsent(regionReplicaSet, k -> new HashMap<>()) |
| .put(entry.getKey(), entry.getValue()); |
| } |
| |
| List<WritePlanNode> result = new ArrayList<>(); |
| for (Map.Entry<TRegionReplicaSet, Map<PartialPath, Pair<Integer, Integer>>> entry : |
| splitMap.entrySet()) { |
| result.add(new BatchActivateTemplateNode(getPlanNodeId(), entry.getValue(), entry.getKey())); |
| } |
| |
| return result; |
| } |
| |
| @Override |
| public <R, C> R accept(PlanVisitor<R, C> visitor, C context) { |
| return visitor.visitBatchActivateTemplate(this, context); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| if (!super.equals(o)) { |
| return false; |
| } |
| BatchActivateTemplateNode that = (BatchActivateTemplateNode) o; |
| return Objects.equals(templateActivationMap, that.templateActivationMap) |
| && Objects.equals(regionReplicaSet, that.regionReplicaSet); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(super.hashCode(), templateActivationMap, regionReplicaSet); |
| } |
| } |