001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package org.apache.commons.beanutils;
019
020/**
021 * Thrown to indicate that the <em>Bean Access Language</em> cannot execute query
022 * against given bean since a nested bean referenced is null.
023 *
024 * @since 1.7
025 * @version $Id$
026 */
027
028public class NestedNullException extends BeanAccessLanguageException {
029
030    // --------------------------------------------------------- Constuctors
031
032    /**
033     * Constructs a <code>NestedNullException</code> without a detail message.
034     */
035    public NestedNullException() {
036        super();
037    }
038
039    /**
040     * Constructs a <code>NestedNullException</code> without a detail message.
041     *
042     * @param message the detail message explaining this exception
043     */
044    public NestedNullException(final String message) {
045        super(message);
046    }
047}