1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.commons.io.filefilter; 18 19 import java.io.File; 20 21 /** 22 * This filter accepts <code>File</code>s that are files (not directories). 23 * <p> 24 * For example, here is how to print out a list of the real files 25 * within the current directory: 26 * 27 * <pre> 28 * File dir = new File("."); 29 * String[] files = dir.list( FileFileFilter.FILE ); 30 * for ( int i = 0; i < files.length; i++ ) { 31 * System.out.println(files[i]); 32 * } 33 * </pre> 34 * 35 * @since Commons IO 1.3 36 * @version $Revision: 155419 $ $Date: 2006-08-28 08:39:07 +0200 (Mo, 28 Aug 2006) $ 37 */ 38 public class FileFileFilter extends AbstractFileFilter { 39 40 /** Singleton instance of file filter */ 41 public static final IOFileFilter FILE = new FileFileFilter(); 42 43 /** 44 * Restrictive consructor. 45 */ 46 protected FileFileFilter() { 47 } 48 49 /** 50 * Checks to see if the file is a file. 51 * 52 * @param file the File to check 53 * @return true if the file is a file 54 */ 55 public boolean accept(File file) { 56 return file.isFile(); 57 } 58 59 }