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 * https://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.io.monitor; 018 019import java.io.File; 020 021/** 022 * Convenience {@link FileAlterationListener} implementation that does nothing. 023 * 024 * @see FileAlterationObserver 025 * @since 2.0 026 */ 027public class FileAlterationListenerAdaptor implements FileAlterationListener { 028 029 /** 030 * Construct a new instance. 031 */ 032 public FileAlterationListenerAdaptor() { 033 // empty 034 } 035 036 /** 037 * Directory changed Event. 038 * 039 * @param directory The directory changed (ignored) 040 */ 041 @Override 042 public void onDirectoryChange(final File directory) { 043 // noop 044 } 045 046 /** 047 * Directory created Event. 048 * 049 * @param directory The directory created (ignored) 050 */ 051 @Override 052 public void onDirectoryCreate(final File directory) { 053 // noop 054 } 055 056 /** 057 * Directory deleted Event. 058 * 059 * @param directory The directory deleted (ignored) 060 */ 061 @Override 062 public void onDirectoryDelete(final File directory) { 063 // noop 064 } 065 066 /** 067 * File changed Event. 068 * 069 * @param file The file changed (ignored) 070 */ 071 @Override 072 public void onFileChange(final File file) { 073 // noop 074 } 075 076 /** 077 * File created Event. 078 * 079 * @param file The file created (ignored) 080 */ 081 @Override 082 public void onFileCreate(final File file) { 083 // noop 084 } 085 086 /** 087 * File deleted Event. 088 * 089 * @param file The file deleted (ignored) 090 */ 091 @Override 092 public void onFileDelete(final File file) { 093 // noop 094 } 095 096 /** 097 * File system observer started checking event. 098 * 099 * @param observer The file system observer (ignored) 100 */ 101 @Override 102 public void onStart(final FileAlterationObserver observer) { 103 // noop 104 } 105 106 /** 107 * File system observer finished checking event. 108 * 109 * @param observer The file system observer (ignored) 110 */ 111 @Override 112 public void onStop(final FileAlterationObserver observer) { 113 // noop 114 } 115 116}