| /* |
| * 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.read; |
| |
| import org.apache.iotdb.common.rpc.thrift.TSchemaNode; |
| import org.apache.iotdb.commons.utils.ThriftCommonsSerDeUtils; |
| 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.process.ProcessNode; |
| import org.apache.iotdb.tsfile.utils.ReadWriteIOUtils; |
| |
| import com.google.common.collect.ImmutableList; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.Set; |
| |
| public class NodeManagementMemoryMergeNode extends ProcessNode { |
| private final Set<TSchemaNode> data; |
| |
| private PlanNode child; |
| |
| public NodeManagementMemoryMergeNode(PlanNodeId id, Set<TSchemaNode> data) { |
| super(id); |
| this.data = data; |
| } |
| |
| public Set<TSchemaNode> getData() { |
| return data; |
| } |
| |
| public PlanNode getChild() { |
| return child; |
| } |
| |
| @Override |
| public List<PlanNode> getChildren() { |
| return ImmutableList.of(child); |
| } |
| |
| @Override |
| public void addChild(PlanNode child) { |
| this.child = child; |
| } |
| |
| @Override |
| public PlanNodeType getType() { |
| return PlanNodeType.NODE_MANAGEMENT_MEMORY_MERGE; |
| } |
| |
| @Override |
| public PlanNode clone() { |
| return new NodeManagementMemoryMergeNode(getPlanNodeId(), this.data); |
| } |
| |
| @Override |
| public int allowedChildCount() { |
| return ONE_CHILD; |
| } |
| |
| @Override |
| public List<String> getOutputColumnNames() { |
| return child.getOutputColumnNames(); |
| } |
| |
| @Override |
| public <R, C> R accept(PlanVisitor<R, C> visitor, C context) { |
| return visitor.visitNodeManagementMemoryMerge(this, context); |
| } |
| |
| @Override |
| protected void serializeAttributes(ByteBuffer byteBuffer) { |
| PlanNodeType.NODE_MANAGEMENT_MEMORY_MERGE.serialize(byteBuffer); |
| int size = data.size(); |
| ReadWriteIOUtils.write(size, byteBuffer); |
| data.forEach(node -> ThriftCommonsSerDeUtils.serializeTSchemaNode(node, byteBuffer)); |
| } |
| |
| @Override |
| protected void serializeAttributes(DataOutputStream stream) throws IOException { |
| PlanNodeType.NODE_MANAGEMENT_MEMORY_MERGE.serialize(stream); |
| int size = data.size(); |
| ReadWriteIOUtils.write(size, stream); |
| data.forEach(node -> ThriftCommonsSerDeUtils.serializeTSchemaNode(node, stream)); |
| } |
| |
| public static NodeManagementMemoryMergeNode deserialize(ByteBuffer byteBuffer) { |
| Set<TSchemaNode> data = new HashSet<>(); |
| int size = byteBuffer.getInt(); |
| for (int i = 0; i < size; i++) { |
| data.add(ThriftCommonsSerDeUtils.deserializeTSchemaNode(byteBuffer)); |
| } |
| PlanNodeId planNodeId = PlanNodeId.deserialize(byteBuffer); |
| return new NodeManagementMemoryMergeNode(planNodeId, data); |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("NodeManagementMemoryMergeNode-%s", this.getPlanNodeId()); |
| } |
| |
| @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; |
| NodeManagementMemoryMergeNode that = (NodeManagementMemoryMergeNode) o; |
| return Objects.equals(data, that.data) && Objects.equals(child, that.child); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(super.hashCode(), data, child); |
| } |
| } |