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.sort;
  
  import org.apache.carbondata.processing.loading.exception.CarbonDataLoadingException;
  import org.apache.carbondata.processing.loading.sort.impl.ThreadStatusObserver;
  
  /**
   * The class defines the common methods used in across various type of sort
   */
  public abstract class AbstractMergeSorter implements Sorter {
    /**
     * instance of thread status observer
     */
    protected ThreadStatusObserver threadStatusObserver;
  
    /**
     * Below method will be used to check error in exception
     */
    public void checkError() {
      if (threadStatusObserver.getThrowable() != null) {
        if (threadStatusObserver.getThrowable() instanceof CarbonDataLoadingException) {
          throw (CarbonDataLoadingException) threadStatusObserver.getThrowable();
        } else {
          throw new CarbonDataLoadingException(threadStatusObserver.getThrowable());
        }
      }
    }
  }
  