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 */
017package org.apache.commons.configuration2.io;
018
019/**
020 * <p>
021 * An adapter class simplifying the implementation of custom {@code FileHandlerListener} classes.
022 * </p>
023 * <p>
024 * This class provides empty dummy implementations for all methods defined by the {@code FileHandlerListener} interface.
025 * Custom listener implementations can extend this adapter class and override only the methods they actually need.
026 * </p>
027 *
028 * @since 2.0
029 */
030public class FileHandlerListenerAdapter implements FileHandlerListener {
031    @Override
032    public void loading(final FileHandler handler) {
033    }
034
035    @Override
036    public void loaded(final FileHandler handler) {
037    }
038
039    @Override
040    public void saving(final FileHandler handler) {
041    }
042
043    @Override
044    public void saved(final FileHandler handler) {
045    }
046
047    @Override
048    public void locationChanged(final FileHandler handler) {
049    }
050}