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 { 023 024 /** The FileType */ 025 private final FileType type; 026 027 /** 028 * Creates a new selector for the given file type. 029 * 030 * @param type The file type to select 031 */ 032 public FileTypeSelector(final FileType type) { 033 this.type = type; 034 } 035 036 /** 037 * Determines if a file or folder should be selected. 038 * 039 * @param fileInfo The file selection information. 040 * @return true if the file or folder should be selected. 041 * @throws FileSystemException if an error occurs 042 */ 043 @Override 044 public boolean includeFile(final FileSelectInfo fileInfo) throws Exception { 045 return fileInfo.getFile().getType() == type; 046 } 047 048 /** 049 * Determines whether a folder should be traversed. 050 * 051 * @param fileInfo The file selection information. 052 * @return true if the file or folder should be traversed. 053 */ 054 @Override 055 public boolean traverseDescendents(final FileSelectInfo fileInfo) throws Exception { 056 return true; 057 } 058}