processing/src/main/java/org/apache/carbondata/processing/sort/SortTempRowUpdater.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 KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.carbondata.processing.sort;

import java.io.Serializable;

import org.apache.carbondata.processing.loading.row.IntermediateSortTempRow;

/**
 * Below class will be used to update the sort output row based on schema order during filnal merge
 * this is required because in case of older version(eg:1.1) alter add column was supported
 * only with sort columns and sort step will return the data based on
 * sort column order(sort columns first) so as writer step understand format based on schema order
 * so we need to arrange based on schema order
 */
public interface SortTempRowUpdater extends Serializable {

  /**
   * @param intermediateSortTempRow
   */
  void updateSortTempRow(IntermediateSortTempRow intermediateSortTempRow);

  void updateOutputRow(Object[] out, int[] dimArray,
      Object[] noDictArray, Object[] measureArray);
}