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.exception;
  
  import java.util.Collection;
  
  /**
   * Represents a collection of exceptions.
   */
  public class AggregateException extends Exception {
    private final Collection<Exception> mExceptions;
  
    /**
     * Creates a new instance of {@link AggregateException}.
     *
     * @param exceptions the nested exceptions
     */
    public AggregateException(Collection<Exception> exceptions) {
      mExceptions = exceptions;
    }
  
    @Override
    public String getMessage() {
      return toString();
    }
  
    @Override
    public String toString() {
      StringBuilder sb = new StringBuilder();
      int i = 0;
      for (Exception e : mExceptions) {
        sb.append("Exception #").append(++i).append(":\n");
        sb.append(e.toString()).append("\n");
      }
      return sb.toString();
    }
  }
  