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.vfs2; 018 019/** 020 * A {@link FileSelector} that selects files of a particular type. 021 */ 022public class FileTypeSelector implements FileSelector { 023 /** The FileType */ 024 private final FileType type; 025 026 /** 027 * Creates a new selector for the given file type. 028 * 029 * @param type The file type to select 030 */ 031 public FileTypeSelector(final FileType type) { 032 this.type = type; 033 } 034 035 /** 036 * Determines if a file or folder should be selected. 037 * 038 * @param fileInfo The file selection information. 039 * @return true if the file or folder should be selected. 040 * @throws FileSystemException if an error occurs 041 */ 042 @Override 043 public boolean includeFile(final FileSelectInfo fileInfo) throws FileSystemException { 044 return fileInfo.getFile().getType() == type; 045 } 046 047 /** 048 * Determines whether a folder should be traversed. 049 * 050 * @param fileInfo The file selection information. 051 * @return true if the file or folder should be traversed. 052 */ 053 @Override 054 public boolean traverseDescendents(final FileSelectInfo fileInfo) { 055 return true; 056 } 057}