iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/transformation/dag/column/ternary/TernaryColumnTransformer.java

/*
 * 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
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package org.apache.iotdb.db.queryengine.transformation.dag.column.ternary;

import org.apache.iotdb.db.queryengine.transformation.dag.column.ColumnTransformer;

import org.apache.tsfile.read.common.type.Type;

public abstract class TernaryColumnTransformer extends ColumnTransformer {

  protected ColumnTransformer firstColumnTransformer;

  protected ColumnTransformer secondColumnTransformer;

  protected ColumnTransformer thirdColumnTransformer;

  protected TernaryColumnTransformer(
      Type returnType,
      ColumnTransformer firstColumnTransformer,
      ColumnTransformer secondColumnTransformer,
      ColumnTransformer thirdColumnTransformer) {
    super(returnType);
    this.firstColumnTransformer = firstColumnTransformer;
    this.secondColumnTransformer = secondColumnTransformer;
    this.thirdColumnTransformer = thirdColumnTransformer;
    checkType();
  }

  public ColumnTransformer getFirstColumnTransformer() {
    return firstColumnTransformer;
  }

  public ColumnTransformer getSecondColumnTransformer() {
    return secondColumnTransformer;
  }

  public ColumnTransformer getThirdColumnTransformer() {
    return thirdColumnTransformer;
  }
}