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.util;
  
  import org.apache.carbondata.core.metadata.ColumnarFormatVersion;
  
  /**
   * Factory class to get the thrift reader object based on version
   */
  public class DataFileFooterConverterFactory {
  
    /**
     * static instance
     */
    private static final DataFileFooterConverterFactory FOOTER_CONVERTER_FACTORY =
        new DataFileFooterConverterFactory();
  
    /**
     * private constructor
     */
    private DataFileFooterConverterFactory() {
  
    }
  
    /**
     * Below method will be used to get the instance of this class
     *
     * @return DataFileFooterConverterFactory instance
     */
    public static DataFileFooterConverterFactory getInstance() {
      return FOOTER_CONVERTER_FACTORY;
    }
  
    /**
     * Method will be used to get the file footer converter instance based on version
     *
     * @param version
     * @return footer reader instance
     */
    public AbstractDataFileFooterConverter getDataFileFooterConverter(
        final ColumnarFormatVersion version) {
      switch (version) {
        case V3:
          return new DataFileFooterConverterV3();
        default:
          throw new UnsupportedOperationException("Unsupported file version: " + version);
      }
    }
  
  }
  