| /* |
| * 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.qp.physical.crud; |
| |
| import org.apache.iotdb.commons.exception.IllegalPathException; |
| import org.apache.iotdb.commons.path.MeasurementPath; |
| import org.apache.iotdb.commons.path.PartialPath; |
| import org.apache.iotdb.db.qp.logical.Operator.OperatorType; |
| import org.apache.iotdb.db.qp.physical.PhysicalPlan; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class SelectIntoPlan extends PhysicalPlan { |
| |
| private QueryPlan queryPlan; |
| private PartialPath fromPath; |
| private List<PartialPath> intoPaths; |
| private boolean isIntoPathsAligned; |
| |
| public SelectIntoPlan() { |
| super(OperatorType.SELECT_INTO); |
| } |
| |
| public SelectIntoPlan( |
| QueryPlan queryPlan, |
| PartialPath fromPath, |
| List<PartialPath> intoPaths, |
| boolean isIntoPathsAligned) { |
| super(OperatorType.SELECT_INTO); |
| this.queryPlan = queryPlan; |
| this.fromPath = fromPath; |
| this.intoPaths = intoPaths; |
| this.isIntoPathsAligned = isIntoPathsAligned; |
| } |
| |
| @Override |
| public boolean isSelectInto() { |
| return true; |
| } |
| |
| @Override |
| public void serialize(DataOutputStream outputStream) throws IOException { |
| outputStream.writeByte((byte) PhysicalPlanType.SELECT_INTO.ordinal()); |
| |
| queryPlan.serialize(outputStream); |
| |
| putString(outputStream, fromPath.getFullPath()); |
| |
| outputStream.writeInt(intoPaths.size()); |
| for (PartialPath intoPath : intoPaths) { |
| putString(outputStream, intoPath.getFullPath()); |
| } |
| |
| outputStream.writeByte(isIntoPathsAligned ? 1 : 0); |
| } |
| |
| @Override |
| public void serializeImpl(ByteBuffer buffer) { |
| buffer.put((byte) PhysicalPlanType.SELECT_INTO.ordinal()); |
| |
| queryPlan.serialize(buffer); |
| |
| putString(buffer, fromPath.getFullPath()); |
| |
| buffer.putInt(intoPaths.size()); |
| for (PartialPath intoPath : intoPaths) { |
| putString(buffer, intoPath.getFullPath()); |
| } |
| |
| buffer.put((byte) (isIntoPathsAligned ? 1 : 0)); |
| } |
| |
| @Override |
| public void deserialize(ByteBuffer buffer) throws IllegalPathException, IOException { |
| queryPlan = (QueryPlan) Factory.create(buffer); |
| |
| fromPath = new PartialPath(readString(buffer)); |
| |
| int intoPathsSize = buffer.getInt(); |
| intoPaths = new ArrayList<>(intoPathsSize); |
| for (int i = 0; i < intoPathsSize; ++i) { |
| intoPaths.add(new PartialPath(readString(buffer))); |
| } |
| |
| isIntoPathsAligned = buffer.get() == (byte) 1; |
| } |
| |
| /** mainly for query auth. */ |
| @Override |
| public List<MeasurementPath> getPaths() { |
| return queryPlan.getPaths(); |
| } |
| |
| public QueryPlan getQueryPlan() { |
| return queryPlan; |
| } |
| |
| public PartialPath getFromPath() { |
| return fromPath; |
| } |
| |
| public List<PartialPath> getIntoPaths() { |
| return intoPaths; |
| } |
| |
| public boolean isIntoPathsAligned() { |
| return isIntoPathsAligned; |
| } |
| } |