12ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair/* 22ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * Copyright 2008 the original author or authors. 32ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * 42ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * Licensed under the Apache License, Version 2.0 (the "License"); 52ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * you may not use this file except in compliance with the License. 62ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * You may obtain a copy of the License at 72ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * 82ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * http://www.apache.org/licenses/LICENSE-2.0 92ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * 102ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * Unless required by applicable law or agreed to in writing, software 112ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * distributed under the License is distributed on an "AS IS" BASIS, 122ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 132ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * See the License for the specific language governing permissions and 142ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * limitations under the License. 152ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair */ 162ab05e83458f35931075adca0d7b0fce4ea7cccbchrismairpackage org.mockftpserver.fake.filesystem; 172ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 182ab05e83458f35931075adca0d7b0fce4ea7cccbchrismairimport org.mockftpserver.core.util.Assert; 192ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 202ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair/** 212ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * Implementation of the {@link FileSystem} interface that simulates a Unix 222ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * file system. The rules for file and directory names include: 232ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * <ul> 242ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * <li>Filenames are case-sensitive</li> 252ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * <li>Forward slashes (/) are the only valid path separators</li> 262ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * </ul> 272ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * <p/> 282ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * The <code>directoryListingFormatter</code> property is automatically initialized to an instance 292ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * of {@link UnixDirectoryListingFormatter}. 302ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * 312ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * @author Chris Mair 322ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * @version $Revision$ - $Date$ 332ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair */ 342ab05e83458f35931075adca0d7b0fce4ea7cccbchrismairpublic class UnixFakeFileSystem extends AbstractFakeFileSystem { 352ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 362ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair public static final char SEPARATOR = '/'; 372ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 382ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair /** 392ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * Construct a new instance and initialize the directoryListingFormatter to a UnixDirectoryListingFormatter. 402ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair */ 412ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair public UnixFakeFileSystem() { 422ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair this.setDirectoryListingFormatter(new UnixDirectoryListingFormatter()); 432ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair } 442ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 452ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair //------------------------------------------------------------------------- 462ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair // Abstract Method Implementations 472ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair //------------------------------------------------------------------------- 482ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 492ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair protected char getSeparatorChar() { 502ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair return SEPARATOR; 512ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair } 522ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 532ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair /** 542ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * Return true if the specified path designates a valid (absolute) file path. For Unix, 552ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * a path is valid if it starts with the '/' character, followed by an optional sequence of 562ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * any characters except '/'. 572ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * 582ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * @param path - the path 592ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * @return true if path is valid, false otherwise 602ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * @throws AssertionError - if path is null 612ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair */ 622ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair protected boolean isValidName(String path) { 632ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair Assert.notNull(path, "path"); 642ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair // Any character but '/' 652ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair return path.matches("\\/|(\\/[^\\/]+)+"); 662ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair } 672ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 682ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair /** 692ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * Return true if the specified char is a separator character ('\' or '/') 702ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * 712ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * @param c - the character to test 722ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * @return true if the specified char is a separator character ('\' or '/') 732ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair */ 742ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair protected boolean isSeparator(char c) { 752ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair return c == SEPARATOR; 762ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair } 772ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 782ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair /** 792ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair * @return true if the specified path component is a root for this filesystem 802ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair */ 812ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair protected boolean isRoot(String pathComponent) { 822ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair return pathComponent.indexOf(":") != -1; 832ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair } 842ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair 852ab05e83458f35931075adca0d7b0fce4ea7cccbchrismair}