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.io.filefilter; 018 019import java.io.File; 020 021/** 022 * An abstract class which implements the Java FileFilter and FilenameFilter 023 * interfaces via the IOFileFilter interface. 024 * <p> 025 * Note that a subclass <b>must</b> override one of the accept methods, 026 * otherwise your class will infinitely loop. 027 * 028 * @since 1.0 029 * 030 */ 031public abstract class AbstractFileFilter implements IOFileFilter { 032 033 /** 034 * Checks to see if the File should be accepted by this filter. 035 * 036 * @param file the File to check 037 * @return true if this file matches the test 038 */ 039 @Override 040 public boolean accept(final File file) { 041 return accept(file.getParentFile(), file.getName()); 042 } 043 044 /** 045 * Checks to see if the File should be accepted by this filter. 046 * 047 * @param dir the directory File to check 048 * @param name the file name within the directory to check 049 * @return true if this file matches the test 050 */ 051 @Override 052 public boolean accept(final File dir, final String name) { 053 return accept(new File(dir, name)); 054 } 055 056 /** 057 * Provide a String representation of this file filter. 058 * 059 * @return a String representation 060 */ 061 @Override 062 public String toString() { 063 return getClass().getSimpleName(); 064 } 065 066}