1 /* 2 * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package java.io; 27 28 29 /** 30 * A filter for abstract pathnames. 31 * 32 * <p> Instances of this interface may be passed to the <code>{@link 33 * File#listFiles(java.io.FileFilter) listFiles(FileFilter)}</code> method 34 * of the <code>{@link java.io.File}</code> class. 35 * 36 * @since 1.2 37 */ 38 @FunctionalInterface 39 public interface FileFilter { 40 41 /** 42 * Tests whether or not the specified abstract pathname should be 43 * included in a pathname list. 44 * 45 * @param pathname The abstract pathname to be tested 46 * @return <code>true</code> if and only if <code>pathname</code> 47 * should be included 48 */ 49 boolean accept(File pathname); 50 } 51
