content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.job;
  
  import org.apache.commons.lang3.exception.ExceptionUtils;
  
  /**
   * Utility for getting error information in job service.
   */
  public class ErrorUtils {
  
    /**
     * @param t exception that was thrown
     * @return error type of the root cause
     */
    public static String getErrorType(Throwable t) {
      Throwable cause = ExceptionUtils.getRootCause(t);
  
      if (cause == null) {
        cause = t;
      }
  
      return cause.getClass().getSimpleName();
    }
  
    private ErrorUtils() {} // prevent instantiation
  }
  