1bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook/* 2bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * Licensed to the Apache Software Foundation (ASF) under one or more 3bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * contributor license agreements. See the NOTICE file distributed with 4bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * this work for additional information regarding copyright ownership. 5bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * The ASF licenses this file to You under the Apache License, Version 2.0 6bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * (the "License"); you may not use this file except in compliance with 7bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * the License. You may obtain a copy of the License at 8bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * 9bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * http://www.apache.org/licenses/LICENSE-2.0 10bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * 11bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * Unless required by applicable law or agreed to in writing, software 12bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * distributed under the License is distributed on an "AS IS" BASIS, 13bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * See the License for the specific language governing permissions and 15bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * limitations under the License. 16bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook */ 17bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrookpackage org.apache.commons.io.filefilter; 18bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook 19bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrookimport java.io.File; 20bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrookimport java.io.Serializable; 21bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook 22bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook/** 23bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * A file filter that always returns true. 24bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * 25bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @since Commons IO 1.0 26bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @version $Revision: 587978 $ $Date: 2007-10-24 20:36:51 +0100 (Wed, 24 Oct 2007) $ 27bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * 28bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @author Stephen Colebourne 29bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook */ 30bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrookpublic class TrueFileFilter implements IOFileFilter, Serializable { 31bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook 32bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook /** 33bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * Singleton instance of true filter. 34bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @since Commons IO 1.3 35bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook */ 36bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook public static final IOFileFilter TRUE = new TrueFileFilter(); 37bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook /** 38bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * Singleton instance of true filter. 39bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * Please use the identical TrueFileFilter.TRUE constant. 40bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * The new name is more JDK 1.5 friendly as it doesn't clash with other 41bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * values when using static imports. 42bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook */ 43bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook public static final IOFileFilter INSTANCE = TRUE; 44bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook 45bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook /** 46bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * Restrictive consructor. 47bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook */ 48bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook protected TrueFileFilter() { 49bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook } 50bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook 51bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook /** 52bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * Returns true. 53bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * 54bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @param file the file to check 55bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @return true 56bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook */ 57bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook public boolean accept(File file) { 58bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook return true; 59bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook } 60bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook 61bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook /** 62bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * Returns true. 63bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * 64bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @param dir the directory to check 65bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @param name the filename 66bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook * @return true 67bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook */ 68bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook public boolean accept(File dir, String name) { 69bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook return true; 70bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook } 71bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook 72bc47398187c6ffd132435e51d8d61e6ec79a79dbPaul Westbrook} 73