Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one |
| 3 | * or more contributor license agreements. See the NOTICE file |
| 4 | * distributed with this work for additional information |
| 5 | * regarding copyright ownership. The ASF licenses this file |
| 6 | * to you under the Apache License, Version 2.0 (the |
| 7 | * "License"); you may not use this file except in compliance |
| 8 | * with the License. You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, |
| 13 | * software distributed under the License is distributed on an |
| 14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| 15 | * KIND, either express or implied. See the License for the |
| 16 | * specific language governing permissions and limitations |
| 17 | * under the License. |
| 18 | */ |
| 19 | package org.apache.commons.compress.archivers.tar; |
| 20 | |
| 21 | import java.io.File; |
| 22 | import java.util.Date; |
| 23 | import java.util.Locale; |
| 24 | |
| 25 | import org.apache.commons.compress.archivers.ArchiveEntry; |
| 26 | |
| 27 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 28 | * This class represents an entry in a Tar archive. It consists |
| 29 | * of the entry's header, as well as the entry's File. Entries |
| 30 | * can be instantiated in one of three ways, depending on how |
| 31 | * they are to be used. |
| 32 | * <p> |
| 33 | * TarEntries that are created from the header bytes read from |
| 34 | * an archive are instantiated with the TarEntry( byte[] ) |
| 35 | * constructor. These entries will be used when extracting from |
| 36 | * or listing the contents of an archive. These entries have their |
| 37 | * header filled in using the header bytes. They also set the File |
| 38 | * to null, since they reference an archive entry not a file. |
| 39 | * <p> |
| 40 | * TarEntries that are created from Files that are to be written |
| 41 | * into an archive are instantiated with the TarEntry( File ) |
| 42 | * constructor. These entries have their header filled in using |
| 43 | * the File's information. They also keep a reference to the File |
| 44 | * for convenience when writing entries. |
| 45 | * <p> |
| 46 | * Finally, TarEntries can be constructed from nothing but a name. |
| 47 | * This allows the programmer to construct the entry by hand, for |
| 48 | * instance when only an InputStream is available for writing to |
| 49 | * the archive, and the header information is constructed from |
| 50 | * other information. In this case the header fields are set to |
| 51 | * defaults and the File is set to null. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 52 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 53 | * <p> |
| 54 | * The C structure for a Tar Entry's header is: |
| 55 | * <pre> |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 56 | * struct header { |
Sebastian Bazley | 8118f82 | 2009-04-02 23:34:48 +0000 | [diff] [blame] | 57 | * char name[100]; // TarConstants.NAMELEN - offset 0 |
| 58 | * char mode[8]; // TarConstants.MODELEN - offset 100 |
| 59 | * char uid[8]; // TarConstants.UIDLEN - offset 108 |
| 60 | * char gid[8]; // TarConstants.GIDLEN - offset 116 |
| 61 | * char size[12]; // TarConstants.SIZELEN - offset 124 |
| 62 | * char mtime[12]; // TarConstants.MODTIMELEN - offset 136 |
| 63 | * char chksum[8]; // TarConstants.CHKSUMLEN - offset 148 |
| 64 | * char linkflag[1]; // - offset 156 |
| 65 | * char linkname[100]; // TarConstants.NAMELEN - offset 157 |
Sebastian Bazley | 24f9c9b | 2009-04-02 15:19:17 +0000 | [diff] [blame] | 66 | * The following fields are only present in new-style POSIX tar archives: |
Sebastian Bazley | 8118f82 | 2009-04-02 23:34:48 +0000 | [diff] [blame] | 67 | * char magic[6]; // TarConstants.MAGICLEN - offset 257 |
| 68 | * char version[2]; // TarConstants.VERSIONLEN - offset 263 |
| 69 | * char uname[32]; // TarConstants.UNAMELEN - offset 265 |
| 70 | * char gname[32]; // TarConstants.GNAMELEN - offset 297 |
| 71 | * char devmajor[8]; // TarConstants.DEVLEN - offset 329 |
| 72 | * char devminor[8]; // TarConstants.DEVLEN - offset 337 |
| 73 | * char prefix[155]; // TarConstants.PREFIXLEN - offset 345 |
| 74 | * // Used if "name" field is not long enough to hold the path |
| 75 | * char pad[12]; // NULs - offset 500 |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 76 | * } header; |
Sebastian Bazley | 24f9c9b | 2009-04-02 15:19:17 +0000 | [diff] [blame] | 77 | * All unused bytes are set to null. |
| 78 | * New-style GNU tar files are slightly different from the above. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 79 | * </pre> |
Sebastian Bazley | 99870ef | 2009-03-28 00:04:36 +0000 | [diff] [blame] | 80 | * |
| 81 | * @NotThreadSafe |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 82 | */ |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 83 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 84 | public class TarArchiveEntry implements TarConstants, ArchiveEntry { |
| 85 | /** The entry's name. */ |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 86 | private String name; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 87 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 88 | /** The entry's permission mode. */ |
| 89 | private int mode; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 90 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 91 | /** The entry's user id. */ |
| 92 | private int userId; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 93 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 94 | /** The entry's group id. */ |
| 95 | private int groupId; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 96 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 97 | /** The entry's size. */ |
| 98 | private long size; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 99 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 100 | /** The entry's modification time. */ |
| 101 | private long modTime; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 102 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 103 | /** The entry's link flag. */ |
| 104 | private byte linkFlag; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 105 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 106 | /** The entry's link name. */ |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 107 | private String linkName; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 108 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 109 | /** The entry's magic tag. */ |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 110 | private String magic; |
Sebastian Bazley | 8118f82 | 2009-04-02 23:34:48 +0000 | [diff] [blame] | 111 | /** The version of the format */ |
| 112 | private String version; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 113 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 114 | /** The entry's user name. */ |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 115 | private String userName; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 116 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 117 | /** The entry's group name. */ |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 118 | private String groupName; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 119 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 120 | /** The entry's major device number. */ |
| 121 | private int devMajor; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 122 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 123 | /** The entry's minor device number. */ |
| 124 | private int devMinor; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 125 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 126 | /** The entry's file reference */ |
| 127 | private File file; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 128 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 129 | /** Maximum length of a user's name in the tar file */ |
| 130 | public static final int MAX_NAMELEN = 31; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 131 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 132 | /** Default permissions bits for directories */ |
| 133 | public static final int DEFAULT_DIR_MODE = 040755; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 134 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 135 | /** Default permissions bits for files */ |
| 136 | public static final int DEFAULT_FILE_MODE = 0100644; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 137 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 138 | /** Convert millis to seconds */ |
| 139 | public static final int MILLIS_PER_SECOND = 1000; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 140 | |
| 141 | /** |
| 142 | * Construct an empty entry and prepares the header values. |
| 143 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 144 | private TarArchiveEntry () { |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 145 | this.magic = MAGIC_POSIX; |
Sebastian Bazley | 8118f82 | 2009-04-02 23:34:48 +0000 | [diff] [blame] | 146 | this.version = VERSION_POSIX; |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 147 | this.name = ""; |
| 148 | this.linkName = ""; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 149 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 150 | String user = System.getProperty("user.name", ""); |
| 151 | |
| 152 | if (user.length() > MAX_NAMELEN) { |
| 153 | user = user.substring(0, MAX_NAMELEN); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 154 | } |
| 155 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 156 | this.userId = 0; |
| 157 | this.groupId = 0; |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 158 | this.userName = user; |
| 159 | this.groupName = ""; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 160 | this.file = null; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 161 | } |
| 162 | |
| 163 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 164 | * Construct an entry with only a name. This allows the programmer |
| 165 | * to construct the entry's header "by hand". File is set to null. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 166 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 167 | * @param name the entry name |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 168 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 169 | public TarArchiveEntry(String name) { |
Stefan Bodewig | 3e2ddad | 2009-08-25 08:11:44 +0000 | [diff] [blame^] | 170 | this(name, false); |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * Construct an entry with only a name. This allows the programmer |
| 175 | * to construct the entry's header "by hand". File is set to null. |
| 176 | * |
| 177 | * @param name the entry name |
| 178 | * @param preserveLeadingSlashes whether to allow leading slashes |
| 179 | * in the name. |
| 180 | */ |
| 181 | public TarArchiveEntry(String name, boolean preserveLeadingSlashes) { |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 182 | this(); |
| 183 | |
Stefan Bodewig | 3e2ddad | 2009-08-25 08:11:44 +0000 | [diff] [blame^] | 184 | name = normalizeFileName(name, preserveLeadingSlashes); |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 185 | boolean isDir = name.endsWith("/"); |
| 186 | |
| 187 | this.devMajor = 0; |
| 188 | this.devMinor = 0; |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 189 | this.name = name; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 190 | this.mode = isDir ? DEFAULT_DIR_MODE : DEFAULT_FILE_MODE; |
| 191 | this.linkFlag = isDir ? LF_DIR : LF_NORMAL; |
| 192 | this.userId = 0; |
| 193 | this.groupId = 0; |
| 194 | this.size = 0; |
| 195 | this.modTime = (new Date()).getTime() / MILLIS_PER_SECOND; |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 196 | this.linkName = ""; |
| 197 | this.userName = ""; |
| 198 | this.groupName = ""; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 199 | this.devMajor = 0; |
| 200 | this.devMinor = 0; |
| 201 | |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 202 | } |
| 203 | |
| 204 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 205 | * Construct an entry with a name and a link flag. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 206 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 207 | * @param name the entry name |
| 208 | * @param linkFlag the entry link flag. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 209 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 210 | public TarArchiveEntry(String name, byte linkFlag) { |
| 211 | this(name); |
| 212 | this.linkFlag = linkFlag; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 213 | } |
| 214 | |
| 215 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 216 | * Construct an entry for a file. File is set to file, and the |
| 217 | * header is constructed from information from the file. |
Sebastian Bazley | fec51a1 | 2009-03-31 00:35:56 +0000 | [diff] [blame] | 218 | * The name is set from the normalized file path. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 219 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 220 | * @param file The file that the entry represents. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 221 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 222 | public TarArchiveEntry(File file) { |
Stefan Bodewig | 3e2ddad | 2009-08-25 08:11:44 +0000 | [diff] [blame^] | 223 | this(file, normalizeFileName(file.getPath(), false)); |
Sebastian Bazley | fec51a1 | 2009-03-31 00:35:56 +0000 | [diff] [blame] | 224 | } |
| 225 | |
| 226 | /** |
| 227 | * Construct an entry for a file. File is set to file, and the |
| 228 | * header is constructed from information from the file. |
| 229 | * |
| 230 | * @param file The file that the entry represents. |
| 231 | * @param fileName the name to be used for the entry. |
| 232 | */ |
| 233 | public TarArchiveEntry(File file, String fileName) { |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 234 | this(); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 235 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 236 | this.file = file; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 237 | |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 238 | this.linkName = ""; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 239 | |
| 240 | if (file.isDirectory()) { |
| 241 | this.mode = DEFAULT_DIR_MODE; |
| 242 | this.linkFlag = LF_DIR; |
| 243 | |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 244 | int nameLength = fileName.length(); |
Christian Grobmeier | 3bb9282 | 2009-05-04 09:15:01 +0000 | [diff] [blame] | 245 | if (nameLength == 0 || fileName.charAt(nameLength - 1) != '/') { |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 246 | this.name = fileName + "/"; |
| 247 | } else { |
| 248 | this.name = fileName; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 249 | } |
Stefan Bodewig | c013e28 | 2009-03-18 04:38:47 +0000 | [diff] [blame] | 250 | this.size = 0; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 251 | } else { |
| 252 | this.mode = DEFAULT_FILE_MODE; |
| 253 | this.linkFlag = LF_NORMAL; |
Stefan Bodewig | c013e28 | 2009-03-18 04:38:47 +0000 | [diff] [blame] | 254 | this.size = file.length(); |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 255 | this.name = fileName; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 256 | } |
| 257 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 258 | this.modTime = file.lastModified() / MILLIS_PER_SECOND; |
| 259 | this.devMajor = 0; |
| 260 | this.devMinor = 0; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 261 | } |
| 262 | |
| 263 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 264 | * Construct an entry from an archive's header bytes. File is set |
| 265 | * to null. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 266 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 267 | * @param headerBuf The header bytes from a tar archive entry. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 268 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 269 | public TarArchiveEntry(byte[] headerBuf) { |
| 270 | this(); |
| 271 | parseTarHeader(headerBuf); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 272 | } |
| 273 | |
| 274 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 275 | * Determine if the two entries are equal. Equality is determined |
| 276 | * by the header names being equal. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 277 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 278 | * @param it Entry to be checked for equality. |
| 279 | * @return True if the entries are equal. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 280 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 281 | public boolean equals(TarArchiveEntry it) { |
| 282 | return getName().equals(it.getName()); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 283 | } |
| 284 | |
| 285 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 286 | * Determine if the two entries are equal. Equality is determined |
| 287 | * by the header names being equal. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 288 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 289 | * @param it Entry to be checked for equality. |
| 290 | * @return True if the entries are equal. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 291 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 292 | public boolean equals(Object it) { |
| 293 | if (it == null || getClass() != it.getClass()) { |
| 294 | return false; |
| 295 | } |
| 296 | return equals((TarArchiveEntry) it); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 297 | } |
| 298 | |
| 299 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 300 | * Hashcodes are based on entry names. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 301 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 302 | * @return the entry hashcode |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 303 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 304 | public int hashCode() { |
| 305 | return getName().hashCode(); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 306 | } |
| 307 | |
| 308 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 309 | * Determine if the given entry is a descendant of this entry. |
| 310 | * Descendancy is determined by the name of the descendant |
| 311 | * starting with this entry's name. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 312 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 313 | * @param desc Entry to be checked as a descendent of this. |
| 314 | * @return True if entry is a descendant of this. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 315 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 316 | public boolean isDescendent(TarArchiveEntry desc) { |
| 317 | return desc.getName().startsWith(getName()); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 318 | } |
| 319 | |
| 320 | /** |
| 321 | * Get this entry's name. |
| 322 | * |
| 323 | * @return This entry's name. |
| 324 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 325 | public String getName() { |
| 326 | return name.toString(); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 327 | } |
| 328 | |
| 329 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 330 | * Set this entry's name. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 331 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 332 | * @param name This entry's new name. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 333 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 334 | public void setName(String name) { |
Stefan Bodewig | 3e2ddad | 2009-08-25 08:11:44 +0000 | [diff] [blame^] | 335 | this.name = normalizeFileName(name, false); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 336 | } |
| 337 | |
| 338 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 339 | * Set the mode for this entry |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 340 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 341 | * @param mode the mode for this entry |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 342 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 343 | public void setMode(int mode) { |
| 344 | this.mode = mode; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 345 | } |
| 346 | |
| 347 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 348 | * Get this entry's link name. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 349 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 350 | * @return This entry's link name. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 351 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 352 | public String getLinkName() { |
| 353 | return linkName.toString(); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 354 | } |
| 355 | |
| 356 | /** |
| 357 | * Get this entry's user id. |
| 358 | * |
| 359 | * @return This entry's user id. |
| 360 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 361 | public int getUserId() { |
| 362 | return userId; |
| 363 | } |
| 364 | |
| 365 | /** |
| 366 | * Set this entry's user id. |
| 367 | * |
| 368 | * @param userId This entry's new user id. |
| 369 | */ |
| 370 | public void setUserId(int userId) { |
| 371 | this.userId = userId; |
| 372 | } |
| 373 | |
| 374 | /** |
| 375 | * Get this entry's group id. |
| 376 | * |
| 377 | * @return This entry's group id. |
| 378 | */ |
| 379 | public int getGroupId() { |
| 380 | return groupId; |
| 381 | } |
| 382 | |
| 383 | /** |
| 384 | * Set this entry's group id. |
| 385 | * |
| 386 | * @param groupId This entry's new group id. |
| 387 | */ |
| 388 | public void setGroupId(int groupId) { |
| 389 | this.groupId = groupId; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 390 | } |
| 391 | |
| 392 | /** |
| 393 | * Get this entry's user name. |
| 394 | * |
| 395 | * @return This entry's user name. |
| 396 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 397 | public String getUserName() { |
| 398 | return userName.toString(); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 402 | * Set this entry's user name. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 403 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 404 | * @param userName This entry's new user name. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 405 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 406 | public void setUserName(String userName) { |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 407 | this.userName = userName; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 408 | } |
| 409 | |
| 410 | /** |
| 411 | * Get this entry's group name. |
| 412 | * |
| 413 | * @return This entry's group name. |
| 414 | */ |
| 415 | public String getGroupName() { |
| 416 | return groupName.toString(); |
| 417 | } |
| 418 | |
| 419 | /** |
| 420 | * Set this entry's group name. |
| 421 | * |
| 422 | * @param groupName This entry's new group name. |
| 423 | */ |
| 424 | public void setGroupName(String groupName) { |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 425 | this.groupName = groupName; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 426 | } |
| 427 | |
| 428 | /** |
| 429 | * Convenience method to set this entry's group and user ids. |
| 430 | * |
| 431 | * @param userId This entry's new user id. |
| 432 | * @param groupId This entry's new group id. |
| 433 | */ |
| 434 | public void setIds(int userId, int groupId) { |
| 435 | setUserId(userId); |
| 436 | setGroupId(groupId); |
| 437 | } |
| 438 | |
| 439 | /** |
| 440 | * Convenience method to set this entry's group and user names. |
| 441 | * |
| 442 | * @param userName This entry's new user name. |
| 443 | * @param groupName This entry's new group name. |
| 444 | */ |
| 445 | public void setNames(String userName, String groupName) { |
| 446 | setUserName(userName); |
| 447 | setGroupName(groupName); |
| 448 | } |
| 449 | |
| 450 | /** |
| 451 | * Set this entry's modification time. The parameter passed |
| 452 | * to this method is in "Java time". |
| 453 | * |
| 454 | * @param time This entry's new modification time. |
| 455 | */ |
| 456 | public void setModTime(long time) { |
| 457 | modTime = time / MILLIS_PER_SECOND; |
| 458 | } |
| 459 | |
| 460 | /** |
| 461 | * Set this entry's modification time. |
| 462 | * |
| 463 | * @param time This entry's new modification time. |
| 464 | */ |
| 465 | public void setModTime(Date time) { |
| 466 | modTime = time.getTime() / MILLIS_PER_SECOND; |
| 467 | } |
| 468 | |
| 469 | /** |
| 470 | * Set this entry's modification time. |
| 471 | * |
| 472 | * @return time This entry's new modification time. |
| 473 | */ |
| 474 | public Date getModTime() { |
| 475 | return new Date(modTime * MILLIS_PER_SECOND); |
| 476 | } |
| 477 | |
Stefan Bodewig | 17ffd7f | 2009-08-01 14:52:15 +0000 | [diff] [blame] | 478 | /** {@inheritDocs} */ |
| 479 | public Date getLastModifiedDate() { |
| 480 | return getModTime(); |
| 481 | } |
| 482 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 483 | /** |
| 484 | * Get this entry's file. |
| 485 | * |
| 486 | * @return This entry's file. |
| 487 | */ |
| 488 | public File getFile() { |
| 489 | return file; |
| 490 | } |
| 491 | |
| 492 | /** |
| 493 | * Get this entry's mode. |
| 494 | * |
| 495 | * @return This entry's mode. |
| 496 | */ |
| 497 | public int getMode() { |
| 498 | return mode; |
| 499 | } |
| 500 | |
| 501 | /** |
| 502 | * Get this entry's file size. |
| 503 | * |
| 504 | * @return This entry's file size. |
| 505 | */ |
| 506 | public long getSize() { |
| 507 | return size; |
| 508 | } |
| 509 | |
| 510 | /** |
| 511 | * Set this entry's file size. |
| 512 | * |
| 513 | * @param size This entry's new file size. |
Sebastian Bazley | 26d12c5 | 2009-03-31 18:45:14 +0000 | [diff] [blame] | 514 | * @throws IllegalArgumentException if the size is < 0 |
| 515 | * or > {@link TarConstants#MAXSIZE} (077777777777L). |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 516 | */ |
| 517 | public void setSize(long size) { |
Sebastian Bazley | 26d12c5 | 2009-03-31 18:45:14 +0000 | [diff] [blame] | 518 | if (size > MAXSIZE || size < 0){ |
| 519 | throw new IllegalArgumentException("Size is out of range: "+size); |
| 520 | } |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 521 | this.size = size; |
| 522 | } |
| 523 | |
| 524 | |
| 525 | /** |
| 526 | * Indicate if this entry is a GNU long name block |
| 527 | * |
| 528 | * @return true if this is a long name extension provided by GNU tar |
| 529 | */ |
| 530 | public boolean isGNULongNameEntry() { |
| 531 | return linkFlag == LF_GNUTYPE_LONGNAME |
Stefan Bodewig | 75f92f6 | 2009-03-17 12:14:17 +0000 | [diff] [blame] | 532 | && name.toString().equals(GNU_LONGLINK); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 533 | } |
| 534 | |
| 535 | /** |
| 536 | * Return whether or not this entry represents a directory. |
| 537 | * |
| 538 | * @return True if this entry is a directory. |
| 539 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 540 | public boolean isDirectory() { |
| 541 | if (file != null) { |
| 542 | return file.isDirectory(); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 543 | } |
| 544 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 545 | if (linkFlag == LF_DIR) { |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 546 | return true; |
| 547 | } |
| 548 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 549 | if (getName().endsWith("/")) { |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 550 | return true; |
| 551 | } |
| 552 | |
| 553 | return false; |
| 554 | } |
| 555 | |
| 556 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 557 | * If this entry represents a file, and the file is a directory, return |
| 558 | * an array of TarEntries for this entry's children. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 559 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 560 | * @return An array of TarEntry's for this entry's children. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 561 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 562 | public TarArchiveEntry[] getDirectoryEntries() { |
| 563 | if (file == null || !file.isDirectory()) { |
| 564 | return new TarArchiveEntry[0]; |
| 565 | } |
| 566 | |
| 567 | String[] list = file.list(); |
| 568 | TarArchiveEntry[] result = new TarArchiveEntry[list.length]; |
| 569 | |
| 570 | for (int i = 0; i < list.length; ++i) { |
| 571 | result[i] = new TarArchiveEntry(new File(file, list[i])); |
| 572 | } |
| 573 | |
| 574 | return result; |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 575 | } |
| 576 | |
| 577 | /** |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 578 | * Write an entry's header information to a header buffer. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 579 | * |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 580 | * @param outbuf The tar entry header buffer to fill in. |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 581 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 582 | public void writeEntryHeader(byte[] outbuf) { |
| 583 | int offset = 0; |
| 584 | |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 585 | offset = TarUtils.formatNameBytes(name, outbuf, offset, NAMELEN); |
| 586 | offset = TarUtils.formatOctalBytes(mode, outbuf, offset, MODELEN); |
| 587 | offset = TarUtils.formatOctalBytes(userId, outbuf, offset, UIDLEN); |
| 588 | offset = TarUtils.formatOctalBytes(groupId, outbuf, offset, GIDLEN); |
| 589 | offset = TarUtils.formatLongOctalBytes(size, outbuf, offset, SIZELEN); |
| 590 | offset = TarUtils.formatLongOctalBytes(modTime, outbuf, offset, MODTIMELEN); |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 591 | |
| 592 | int csOffset = offset; |
| 593 | |
| 594 | for (int c = 0; c < CHKSUMLEN; ++c) { |
| 595 | outbuf[offset++] = (byte) ' '; |
| 596 | } |
| 597 | |
| 598 | outbuf[offset++] = linkFlag; |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 599 | offset = TarUtils.formatNameBytes(linkName, outbuf, offset, NAMELEN); |
| 600 | offset = TarUtils.formatNameBytes(magic, outbuf, offset, MAGICLEN); |
Sebastian Bazley | 8118f82 | 2009-04-02 23:34:48 +0000 | [diff] [blame] | 601 | offset = TarUtils.formatNameBytes(version, outbuf, offset, VERSIONLEN); |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 602 | offset = TarUtils.formatNameBytes(userName, outbuf, offset, UNAMELEN); |
| 603 | offset = TarUtils.formatNameBytes(groupName, outbuf, offset, GNAMELEN); |
| 604 | offset = TarUtils.formatOctalBytes(devMajor, outbuf, offset, DEVLEN); |
| 605 | offset = TarUtils.formatOctalBytes(devMinor, outbuf, offset, DEVLEN); |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 606 | |
| 607 | while (offset < outbuf.length) { |
| 608 | outbuf[offset++] = 0; |
| 609 | } |
| 610 | |
| 611 | long chk = TarUtils.computeCheckSum(outbuf); |
| 612 | |
Sebastian Bazley | 1d55670 | 2009-04-02 18:45:02 +0000 | [diff] [blame] | 613 | TarUtils.formatCheckSumOctalBytes(chk, outbuf, csOffset, CHKSUMLEN); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 614 | } |
| 615 | |
| 616 | /** |
| 617 | * Parse an entry's header information from a header buffer. |
| 618 | * |
| 619 | * @param header The tar entry header buffer to get information from. |
| 620 | */ |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 621 | public void parseTarHeader(byte[] header) { |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 622 | int offset = 0; |
| 623 | |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 624 | name = TarUtils.parseName(header, offset, NAMELEN); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 625 | offset += NAMELEN; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 626 | mode = (int) TarUtils.parseOctal(header, offset, MODELEN); |
| 627 | offset += MODELEN; |
| 628 | userId = (int) TarUtils.parseOctal(header, offset, UIDLEN); |
| 629 | offset += UIDLEN; |
| 630 | groupId = (int) TarUtils.parseOctal(header, offset, GIDLEN); |
| 631 | offset += GIDLEN; |
| 632 | size = TarUtils.parseOctal(header, offset, SIZELEN); |
| 633 | offset += SIZELEN; |
| 634 | modTime = TarUtils.parseOctal(header, offset, MODTIMELEN); |
| 635 | offset += MODTIMELEN; |
| 636 | offset += CHKSUMLEN; |
| 637 | linkFlag = header[offset++]; |
| 638 | linkName = TarUtils.parseName(header, offset, NAMELEN); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 639 | offset += NAMELEN; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 640 | magic = TarUtils.parseName(header, offset, MAGICLEN); |
| 641 | offset += MAGICLEN; |
Sebastian Bazley | 8118f82 | 2009-04-02 23:34:48 +0000 | [diff] [blame] | 642 | version = TarUtils.parseName(header, offset, VERSIONLEN); |
| 643 | offset += VERSIONLEN; |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 644 | userName = TarUtils.parseName(header, offset, UNAMELEN); |
| 645 | offset += UNAMELEN; |
| 646 | groupName = TarUtils.parseName(header, offset, GNAMELEN); |
| 647 | offset += GNAMELEN; |
| 648 | devMajor = (int) TarUtils.parseOctal(header, offset, DEVLEN); |
| 649 | offset += DEVLEN; |
| 650 | devMinor = (int) TarUtils.parseOctal(header, offset, DEVLEN); |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 651 | } |
Stefan Bodewig | 32eea1e | 2009-03-17 12:53:22 +0000 | [diff] [blame] | 652 | |
| 653 | /** |
| 654 | * Strips Windows' drive letter as well as any leading slashes, |
| 655 | * turns path separators into forward slahes. |
| 656 | */ |
Stefan Bodewig | 3e2ddad | 2009-08-25 08:11:44 +0000 | [diff] [blame^] | 657 | private static String normalizeFileName(String fileName, |
| 658 | boolean preserveLeadingSlashes) { |
Stefan Bodewig | 32eea1e | 2009-03-17 12:53:22 +0000 | [diff] [blame] | 659 | String osname = System.getProperty("os.name").toLowerCase(Locale.US); |
| 660 | |
| 661 | if (osname != null) { |
| 662 | |
| 663 | // Strip off drive letters! |
| 664 | // REVIEW Would a better check be "(File.separator == '\')"? |
| 665 | |
| 666 | if (osname.startsWith("windows")) { |
| 667 | if (fileName.length() > 2) { |
| 668 | char ch1 = fileName.charAt(0); |
| 669 | char ch2 = fileName.charAt(1); |
| 670 | |
| 671 | if (ch2 == ':' |
| 672 | && ((ch1 >= 'a' && ch1 <= 'z') |
| 673 | || (ch1 >= 'A' && ch1 <= 'Z'))) { |
| 674 | fileName = fileName.substring(2); |
| 675 | } |
| 676 | } |
| 677 | } else if (osname.indexOf("netware") > -1) { |
| 678 | int colon = fileName.indexOf(':'); |
| 679 | if (colon != -1) { |
| 680 | fileName = fileName.substring(colon + 1); |
| 681 | } |
| 682 | } |
| 683 | } |
| 684 | |
| 685 | fileName = fileName.replace(File.separatorChar, '/'); |
| 686 | |
| 687 | // No absolute pathnames |
| 688 | // Windows (and Posix?) paths can start with "\\NetworkDrive\", |
| 689 | // so we loop on starting /'s. |
Stefan Bodewig | 3e2ddad | 2009-08-25 08:11:44 +0000 | [diff] [blame^] | 690 | while (!preserveLeadingSlashes && fileName.startsWith("/")) { |
Stefan Bodewig | 32eea1e | 2009-03-17 12:53:22 +0000 | [diff] [blame] | 691 | fileName = fileName.substring(1); |
| 692 | } |
| 693 | return fileName; |
| 694 | } |
Torsten Curdt | ca16539 | 2008-07-10 10:17:44 +0000 | [diff] [blame] | 695 | } |
Torsten Curdt | 46ad24d | 2009-01-08 11:09:25 +0000 | [diff] [blame] | 696 | |