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.hadoop.readsupport.impl;
  
  import java.sql.Date;
  import java.sql.Timestamp;
  import java.util.Calendar;
  
  import org.apache.carbondata.core.datastore.row.CarbonRow;
  import org.apache.carbondata.core.metadata.datatype.DataTypes;
  import org.apache.carbondata.core.metadata.schema.table.CarbonTable;
  import org.apache.carbondata.core.metadata.schema.table.column.CarbonColumn;
  import org.apache.carbondata.hadoop.readsupport.CarbonReadSupport;
  
  /**
   * A read support implementation to return CarbonRow after handling
   * date/timestamp conversion
   */
  public class CarbonRowReadSupport implements CarbonReadSupport<CarbonRow> {
  
    private CarbonColumn[] carbonColumns;
  
    @Override
    public void initialize(CarbonColumn[] carbonColumns, CarbonTable carbonTable) {
      this.carbonColumns = carbonColumns;
    }
  
    @Override
    public CarbonRow readRow(Object[] data) {
      for (int i = 0; i < carbonColumns.length; i++) {
        if (carbonColumns[i].getDataType() == DataTypes.DATE) {
          Calendar c = Calendar.getInstance();
          c.setTime(new Date(0));
          c.add(Calendar.DAY_OF_YEAR, (Integer) data[i]);
          c.add(Calendar.DATE, 1);
          data[i] = new Date(c.getTime().getTime());
        } else if (carbonColumns[i].getDataType() == DataTypes.TIMESTAMP) {
          data[i] = new Timestamp((long) data[i] / 1000);
        }
      }
      return new CarbonRow(data);
    }
  }
  