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.processing.loading;
  
  import org.apache.carbondata.common.CarbonIterator;
  import org.apache.carbondata.common.logging.LogServiceFactory;
  import org.apache.carbondata.processing.loading.exception.BadRecordFoundException;
  import org.apache.carbondata.processing.loading.exception.CarbonDataLoadingException;
  import org.apache.carbondata.processing.loading.exception.NoRetryException;
  import org.apache.carbondata.processing.loading.model.CarbonLoadModel;
  import org.apache.carbondata.processing.util.CarbonBadRecordUtil;
  
  import org.apache.log4j.Logger;
  
  /**
   * It executes the data load.
   */
  public class DataLoadExecutor {
  
    private static final Logger LOGGER =
        LogServiceFactory.getLogService(DataLoadExecutor.class.getName());
  
    private AbstractDataLoadProcessorStep loadProcessorStep;
  
    private boolean isClosed;
  
    public void execute(CarbonLoadModel loadModel, String[] storeLocation,
        CarbonIterator<Object[]>[] inputIterators) {
      try {
        loadProcessorStep =
            new DataLoadProcessBuilder().build(loadModel, storeLocation, inputIterators);
        // 1. initialize
        loadProcessorStep.initialize();
        LOGGER.info("Data Loading is started for table " + loadModel.getTableName());
        // 2. execute the step
        loadProcessorStep.execute();
        // check and remove any bad record key from bad record entry logger static map
        if (CarbonBadRecordUtil.hasBadRecord(loadModel)) {
          LOGGER.error("Data Load is partially success for table " + loadModel.getTableName());
        }
      } catch (CarbonDataLoadingException e) {
        if (e instanceof BadRecordFoundException) {
          throw new NoRetryException(e.getMessage());
        } else {
          throw e;
        }
      } catch (Exception e) {
        LOGGER.error("Data Loading failed for table " + loadModel.getTableName(), e);
        throw new CarbonDataLoadingException(
            "Data Loading failed for table " + loadModel.getTableName(), e);
      }
    }
  
    /**
     * Method to clean all the resource
     */
    public void close() {
      if (!isClosed && loadProcessorStep != null) {
        loadProcessorStep.close();
      }
      isClosed = true;
    }
  }
  