| /* |
| * 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.parameter; |
| |
| import org.apache.iotdb.db.queryengine.execution.operator.window.WindowType; |
| |
| import org.apache.tsfile.utils.ReadWriteIOUtils; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.Objects; |
| |
| public class GroupByVariationParameter extends GroupByParameter { |
| |
| double delta; |
| |
| boolean ignoringNull; |
| |
| public GroupByVariationParameter(boolean ignoringNull, double delta) { |
| super(WindowType.VARIATION_WINDOW); |
| this.delta = delta; |
| this.ignoringNull = ignoringNull; |
| } |
| |
| @Override |
| protected void serializeAttributes(ByteBuffer byteBuffer) { |
| ReadWriteIOUtils.write(ignoringNull, byteBuffer); |
| ReadWriteIOUtils.write(delta, byteBuffer); |
| } |
| |
| @Override |
| protected void serializeAttributes(DataOutputStream stream) throws IOException { |
| ReadWriteIOUtils.write(ignoringNull, stream); |
| ReadWriteIOUtils.write(delta, stream); |
| } |
| |
| public double getDelta() { |
| return delta; |
| } |
| |
| public boolean isIgnoringNull() { |
| return ignoringNull; |
| } |
| |
| public static GroupByParameter deserialize(ByteBuffer buffer) { |
| boolean ignoringNull = ReadWriteIOUtils.readBool(buffer); |
| double delta = ReadWriteIOUtils.readDouble(buffer); |
| return new GroupByVariationParameter(ignoringNull, delta); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null || getClass() != obj.getClass()) { |
| return false; |
| } |
| if (!super.equals(obj)) { |
| return false; |
| } |
| return this.delta == ((GroupByVariationParameter) obj).getDelta() |
| && this.ignoringNull == ((GroupByVariationParameter) obj).isIgnoringNull(); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(super.hashCode(), delta, ignoringNull); |
| } |
| } |