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.bookkeeper.conf;
  
  import java.util.Objects;
  import org.apache.commons.configuration2.ex.ConfigurationException;
  
  /**
   * Wraps a {@link org.apache.commons.configuration2.ex.ConfigurationException} with an unchecked exception.
   *
   * @since 4.7.0
   */
  public class UncheckedConfigurationException extends RuntimeException {
  
      /**
       * Constructs an instance of this class.
       *
       * @param   message
       *          the detail message, can be null
       * @param   cause
       *          the {@code ConfigurationException}
       *
       * @throws  NullPointerException
       *          if the cause is {@code null}
       */
      public UncheckedConfigurationException(String message, ConfigurationException cause) {
          super(message, Objects.requireNonNull(cause));
      }
  
      /**
       * Constructs an instance of this class.
       *
       * @param   cause
       *          the {@code IOException}
       *
       * @throws  NullPointerException
       *          if the cause is {@code null}
       */
      public UncheckedConfigurationException(ConfigurationException cause) {
          super(Objects.requireNonNull(cause));
      }
  
      /**
       * Returns the cause of this exception.
       *
       * @return  the {@code IOException} which is the cause of this exception.
       */
      @Override
      public ConfigurationException getCause() {
          return (ConfigurationException) super.getCause();
      }
  
  }
  