| /* |
| * 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.execution.load; |
| |
| import org.apache.iotdb.commons.exception.IllegalPathException; |
| import org.apache.iotdb.db.storageengine.dataregion.modification.Deletion; |
| import org.apache.iotdb.db.storageengine.dataregion.modification.ModificationFile; |
| import org.apache.iotdb.tsfile.utils.ReadWriteIOUtils; |
| |
| import java.io.DataInputStream; |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| public class DeletionData implements TsFileData { |
| private final Deletion deletion; |
| |
| public DeletionData(Deletion deletion) { |
| this.deletion = deletion; |
| } |
| |
| @Override |
| public long getDataSize() { |
| return deletion.getSerializedSize(); |
| } |
| |
| public void writeToModificationFile(ModificationFile modificationFile, long fileOffset) |
| throws IOException { |
| deletion.setFileOffset(fileOffset); |
| modificationFile.writeWithoutSync(deletion); |
| } |
| |
| @Override |
| public boolean isModification() { |
| return true; |
| } |
| |
| @Override |
| public void serialize(DataOutputStream stream) throws IOException { |
| ReadWriteIOUtils.write(isModification(), stream); |
| deletion.serializeWithoutFileOffset(stream); |
| } |
| |
| public static DeletionData deserialize(InputStream stream) |
| throws IllegalPathException, IOException { |
| return new DeletionData(Deletion.deserializeWithoutFileOffset(new DataInputStream(stream))); |
| } |
| } |