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.asterix.external.input.record.reader.gcs.delta;
  
  import java.util.Collections;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.asterix.common.api.IApplicationContext;
  import org.apache.asterix.external.input.record.reader.aws.delta.DeltaReaderFactory;
  import org.apache.asterix.external.util.ExternalDataConstants;
  import org.apache.asterix.external.util.google.gcs.GCSAuthUtils;
  import org.apache.asterix.external.util.google.gcs.GCSUtils;
  import org.apache.hadoop.mapred.JobConf;
  import org.apache.hyracks.algebricks.common.exceptions.AlgebricksException;
  
  public class GCSDeltaReaderFactory extends DeltaReaderFactory {
      private static final long serialVersionUID = 1L;
      private static final List<String> RECORD_READER_NAMES =
              Collections.singletonList(ExternalDataConstants.KEY_ADAPTER_NAME_GCS);
  
      @Override
      protected void configureJobConf(IApplicationContext appCtx, JobConf conf, Map<String, String> configuration)
              throws AlgebricksException {
          int numberOfPartitions = getPartitionConstraint().getLocations().length;
          GCSAuthUtils.configureHdfsJobConf(conf, configuration, numberOfPartitions);
      }
  
      @Override
      protected String getTablePath(Map<String, String> configuration) throws AlgebricksException {
          return GCSUtils.getPath(configuration);
      }
  
      @Override
      public List<String> getRecordReaderNames() {
          return RECORD_READER_NAMES;
      }
  
  }
  