content: /*
   * 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.core.index;
  
  import java.io.Serializable;
  import java.util.List;
  
  import org.apache.carbondata.core.indexstore.BlockletIndexWrapper;
  import org.apache.carbondata.core.indexstore.ExtendedBlocklet;
  import org.apache.carbondata.core.metadata.schema.table.CarbonTable;
  
  import org.apache.hadoop.conf.Configuration;
  import org.apache.hadoop.mapreduce.lib.input.FileInputFormat;
  
  /**
   * Distributable index job to execute the #IndexInputFormat in cluster. it prunes the
   * indexes distributed and returns the final blocklet list
   */
  public interface IndexJob extends Serializable {
  
    void execute(CarbonTable carbonTable, FileInputFormat<Void, BlockletIndexWrapper> format);
  
    Object[] execute(String sql);
  
    List<ExtendedBlocklet> execute(IndexInputFormat indexInputFormat, Configuration configuration);
  
    Long executeCountJob(IndexInputFormat indexInputFormat, Configuration configuration);
  
  }
  