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}