| 1 | /* |
| 2 | * Copyright 2005-2006 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package com.sun.tools.javac.util; |
| 27 | |
| 28 | import com.sun.tools.javac.main.JavacOption; |
| 29 | import com.sun.tools.javac.main.OptionName; |
| 30 | import com.sun.tools.javac.main.RecognizedOptions; |
| 31 | import java.io.ByteArrayOutputStream; |
| 32 | import java.io.File; |
| 33 | import java.io.FileInputStream; |
| 34 | import java.io.FileNotFoundException; |
| 35 | import java.io.FileOutputStream; |
| 36 | import java.io.IOException; |
| 37 | import java.io.InputStream; |
| 38 | import java.io.OutputStream; |
| 39 | import java.io.OutputStreamWriter; |
| 40 | import java.io.Writer; |
| 41 | import java.lang.ref.SoftReference; |
| 42 | import java.net.MalformedURLException; |
| 43 | import java.net.URI; |
| 44 | import java.net.URISyntaxException; |
| 45 | import java.net.URL; |
| 46 | import java.net.URLClassLoader; |
| 47 | import java.nio.ByteBuffer; |
| 48 | import java.nio.CharBuffer; |
| 49 | import java.nio.channels.FileChannel; |
| 50 | import java.nio.charset.Charset; |
| 51 | import java.nio.charset.CharsetDecoder; |
| 52 | import java.nio.charset.CoderResult; |
| 53 | import java.nio.charset.CodingErrorAction; |
| 54 | import java.nio.charset.IllegalCharsetNameException; |
| 55 | import java.nio.charset.UnsupportedCharsetException; |
| 56 | import java.util.ArrayList; |
| 57 | import java.util.Arrays; |
| 58 | import java.util.Collection; |
| 59 | import java.util.Collections; |
| 60 | import java.util.EnumSet; |
| 61 | import java.util.Enumeration; |
| 62 | import java.util.HashMap; |
| 63 | import java.util.Iterator; |
| 64 | import java.util.Map; |
| 65 | import java.util.Set; |
| 66 | import java.util.zip.ZipEntry; |
| 67 | import java.util.zip.ZipFile; |
| 68 | |
| 69 | import javax.lang.model.SourceVersion; |
| 70 | import javax.tools.FileObject; |
| 71 | import javax.tools.JavaFileManager; |
| 72 | import javax.tools.JavaFileObject; |
| 73 | |
| 74 | import com.sun.tools.javac.code.Source; |
| 75 | import com.sun.tools.javac.util.JCDiagnostic.SimpleDiagnosticPosition; |
| 76 | import java.util.concurrent.ConcurrentHashMap; |
| 77 | import javax.tools.StandardJavaFileManager; |
| 78 | |
| 79 | import com.sun.tools.javac.zip.*; |
| 80 | import java.io.ByteArrayInputStream; |
| 81 | |
| 82 | import static com.sun.tools.javac.main.OptionName.*; |
| 83 | import static javax.tools.StandardLocation.*; |
| 84 | |
| 85 | /** |
| 86 | * This class provides access to the source, class and other files |
| 87 | * used by the compiler and related tools. |
| 88 | */ |
| 89 | public class JavacFileManager implements StandardJavaFileManager { |
| 90 | |
| 91 | private static final String[] symbolFileLocation = { "lib", "ct.sym" }; |
| 92 | private static final String symbolFilePrefix = "META-INF/sym/rt.jar/"; |
| 93 | |
| 94 | boolean useZipFileIndex; |
| 95 | |
| 96 | private static int symbolFilePrefixLength = 0; |
| 97 | static { |
| 98 | try { |
| 99 | symbolFilePrefixLength = symbolFilePrefix.getBytes("UTF-8").length; |
| 100 | } catch (java.io.UnsupportedEncodingException uee) { |
| 101 | // Can't happen...UTF-8 is always supported. |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | private static boolean CHECK_ZIP_TIMESTAMP = false; |
| 106 | private static Map<File, Boolean> isDirectory = new ConcurrentHashMap<File, Boolean>(); |
| 107 | |
| 108 | |
| 109 | public static char[] toArray(CharBuffer buffer) { |
| 110 | if (buffer.hasArray()) |
| 111 | return ((CharBuffer)buffer.compact().flip()).array(); |
| 112 | else |
| 113 | return buffer.toString().toCharArray(); |
| 114 | } |
| 115 | |
| 116 | /** |
| 117 | * The log to be used for error reporting. |
| 118 | */ |
| 119 | protected Log log; |
| 120 | |
| 121 | /** Encapsulates knowledge of paths |
| 122 | */ |
| 123 | private Paths paths; |
| 124 | |
| 125 | private Options options; |
| 126 | |
| 127 | private final File uninited = new File("U N I N I T E D"); |
| 128 | |
| 129 | private final Set<JavaFileObject.Kind> sourceOrClass = |
| 130 | EnumSet.of(JavaFileObject.Kind.SOURCE, JavaFileObject.Kind.CLASS); |
| 131 | |
| 132 | /** The standard output directory, primarily used for classes. |
| 133 | * Initialized by the "-d" option. |
| 134 | * If classOutDir = null, files are written into same directory as the sources |
| 135 | * they were generated from. |
| 136 | */ |
| 137 | private File classOutDir = uninited; |
| 138 | |
| 139 | /** The output directory, used when generating sources while processing annotations. |
| 140 | * Initialized by the "-s" option. |
| 141 | */ |
| 142 | private File sourceOutDir = uninited; |
| 143 | |
| 144 | protected boolean mmappedIO; |
| 145 | protected boolean ignoreSymbolFile; |
| 146 | |
| 147 | /** |
| 148 | * User provided charset (through javax.tools). |
| 149 | */ |
| 150 | protected Charset charset; |
| 151 | |
| 152 | /** |
| 153 | * Register a Context.Factory to create a JavacFileManager. |
| 154 | */ |
| 155 | public static void preRegister(final Context context) { |
| 156 | context.put(JavaFileManager.class, new Context.Factory<JavaFileManager>() { |
| 157 | public JavaFileManager make() { |
| 158 | return new JavacFileManager(context, true, null); |
| 159 | } |
| 160 | }); |
| 161 | } |
| 162 | |
| 163 | /** |
| 164 | * Create a JavacFileManager using a given context, optionally registering |
| 165 | * it as the JavaFileManager for that context. |
| 166 | */ |
| 167 | public JavacFileManager(Context context, boolean register, Charset charset) { |
| 168 | if (register) |
| 169 | context.put(JavaFileManager.class, this); |
| 170 | byteBufferCache = new ByteBufferCache(); |
| 171 | this.charset = charset; |
| 172 | setContext(context); |
| 173 | } |
| 174 | |
| 175 | /** |
| 176 | * Set the context for JavacFileManager. |
| 177 | */ |
| 178 | public void setContext(Context context) { |
| 179 | log = Log.instance(context); |
| 180 | if (paths == null) { |
| 181 | paths = Paths.instance(context); |
| 182 | } else { |
| 183 | // Reuse the Paths object as it stores the locations that |
| 184 | // have been set with setLocation, etc. |
| 185 | paths.setContext(context); |
| 186 | } |
| 187 | |
| 188 | options = Options.instance(context); |
| 189 | |
| 190 | useZipFileIndex = System.getProperty("useJavaUtilZip") == null;// TODO: options.get("useJavaUtilZip") == null; |
| 191 | CHECK_ZIP_TIMESTAMP = System.getProperty("checkZipIndexTimestamp") != null;// TODO: options.get("checkZipIndexTimestamp") != null; |
| 192 | |
| 193 | mmappedIO = options.get("mmappedIO") != null; |
| 194 | ignoreSymbolFile = options.get("ignore.symbol.file") != null; |
| 195 | } |
| 196 | |
| 197 | public JavaFileObject getFileForInput(String name) { |
| 198 | return getRegularFile(new File(name)); |
| 199 | } |
| 200 | |
| 201 | public JavaFileObject getRegularFile(File file) { |
| 202 | return new RegularFileObject(file); |
| 203 | } |
| 204 | |
| 205 | public JavaFileObject getFileForOutput(String classname, |
| 206 | JavaFileObject.Kind kind, |
| 207 | JavaFileObject sibling) |
| 208 | throws IOException |
| 209 | { |
| 210 | return getJavaFileForOutput(CLASS_OUTPUT, classname, kind, sibling); |
| 211 | } |
| 212 | |
| 213 | public Iterable<? extends JavaFileObject> getJavaFileObjectsFromStrings(Iterable<String> names) { |
| 214 | ListBuffer<File> files = new ListBuffer<File>(); |
| 215 | for (String name : names) |
| 216 | files.append(new File(nullCheck(name))); |
| 217 | return getJavaFileObjectsFromFiles(files.toList()); |
| 218 | } |
| 219 | |
| 220 | public Iterable<? extends JavaFileObject> getJavaFileObjects(String... names) { |
| 221 | return getJavaFileObjectsFromStrings(Arrays.asList(nullCheck(names))); |
| 222 | } |
| 223 | |
| 224 | protected JavaFileObject.Kind getKind(String extension) { |
| 225 | if (extension.equals(JavaFileObject.Kind.CLASS.extension)) |
| 226 | return JavaFileObject.Kind.CLASS; |
| 227 | else if (extension.equals(JavaFileObject.Kind.SOURCE.extension)) |
| 228 | return JavaFileObject.Kind.SOURCE; |
| 229 | else if (extension.equals(JavaFileObject.Kind.HTML.extension)) |
| 230 | return JavaFileObject.Kind.HTML; |
| 231 | else |
| 232 | return JavaFileObject.Kind.OTHER; |
| 233 | } |
| 234 | |
| 235 | private static boolean isValidName(String name) { |
| 236 | // Arguably, isValidName should reject keywords (such as in SourceVersion.isName() ), |
| 237 | // but the set of keywords depends on the source level, and we don't want |
| 238 | // impls of JavaFileManager to have to be dependent on the source level. |
| 239 | // Therefore we simply check that the argument is a sequence of identifiers |
| 240 | // separated by ".". |
| 241 | for (String s : name.split("\\.", -1)) { |
| 242 | if (!SourceVersion.isIdentifier(s)) |
| 243 | return false; |
| 244 | } |
| 245 | return true; |
| 246 | } |
| 247 | |
| 248 | private static void validateClassName(String className) { |
| 249 | if (!isValidName(className)) |
| 250 | throw new IllegalArgumentException("Invalid class name: " + className); |
| 251 | } |
| 252 | |
| 253 | private static void validatePackageName(String packageName) { |
| 254 | if (packageName.length() > 0 && !isValidName(packageName)) |
| 255 | throw new IllegalArgumentException("Invalid packageName name: " + packageName); |
| 256 | } |
| 257 | |
| 258 | public static void testName(String name, |
| 259 | boolean isValidPackageName, |
| 260 | boolean isValidClassName) |
| 261 | { |
| 262 | try { |
| 263 | validatePackageName(name); |
| 264 | if (!isValidPackageName) |
| 265 | throw new AssertionError("Invalid package name accepted: " + name); |
| 266 | printAscii("Valid package name: \"%s\"", name); |
| 267 | } catch (IllegalArgumentException e) { |
| 268 | if (isValidPackageName) |
| 269 | throw new AssertionError("Valid package name rejected: " + name); |
| 270 | printAscii("Invalid package name: \"%s\"", name); |
| 271 | } |
| 272 | try { |
| 273 | validateClassName(name); |
| 274 | if (!isValidClassName) |
| 275 | throw new AssertionError("Invalid class name accepted: " + name); |
| 276 | printAscii("Valid class name: \"%s\"", name); |
| 277 | } catch (IllegalArgumentException e) { |
| 278 | if (isValidClassName) |
| 279 | throw new AssertionError("Valid class name rejected: " + name); |
| 280 | printAscii("Invalid class name: \"%s\"", name); |
| 281 | } |
| 282 | } |
| 283 | private static void printAscii(String format, Object... args) { |
| 284 | String message; |
| 285 | try { |
| 286 | final String ascii = "US-ASCII"; |
| 287 | message = new String(String.format(null, format, args).getBytes(ascii), ascii); |
| 288 | } catch (java.io.UnsupportedEncodingException ex) { |
| 289 | throw new AssertionError(ex); |
| 290 | } |
| 291 | System.out.println(message); |
| 292 | } |
| 293 | |
| 294 | /** Return external representation of name, |
| 295 | * converting '.' to File.separatorChar. |
| 296 | */ |
| 297 | private static String externalizeFileName(CharSequence name) { |
| 298 | return name.toString().replace('.', File.separatorChar); |
| 299 | } |
| 300 | |
| 301 | private static String externalizeFileName(CharSequence n, JavaFileObject.Kind kind) { |
| 302 | return externalizeFileName(n) + kind.extension; |
| 303 | } |
| 304 | |
| 305 | private static String baseName(String fileName) { |
| 306 | return fileName.substring(fileName.lastIndexOf(File.separatorChar) + 1); |
| 307 | } |
| 308 | |
| 309 | /** |
| 310 | * Insert all files in subdirectory `subdirectory' of `directory' which end |
| 311 | * in one of the extensions in `extensions' into packageSym. |
| 312 | */ |
| 313 | private void listDirectory(File directory, |
| 314 | String subdirectory, |
| 315 | Set<JavaFileObject.Kind> fileKinds, |
| 316 | boolean recurse, |
| 317 | ListBuffer<JavaFileObject> l) { |
| 318 | Archive archive = archives.get(directory); |
| 319 | |
| 320 | boolean isFile = false; |
| 321 | if (CHECK_ZIP_TIMESTAMP) { |
| 322 | Boolean isf = isDirectory.get(directory); |
| 323 | if (isf == null) { |
| 324 | isFile = directory.isFile(); |
| 325 | isDirectory.put(directory, isFile); |
| 326 | } |
| 327 | else { |
| 328 | isFile = directory.isFile(); |
| 329 | } |
| 330 | } |
| 331 | else { |
| 332 | isFile = directory.isFile(); |
| 333 | } |
| 334 | |
| 335 | if (archive != null || isFile) { |
| 336 | if (archive == null) { |
| 337 | try { |
| 338 | archive = openArchive(directory); |
| 339 | } catch (IOException ex) { |
| 340 | log.error("error.reading.file", |
| 341 | directory, ex.getLocalizedMessage()); |
| 342 | return; |
| 343 | } |
| 344 | } |
| 345 | if (subdirectory.length() != 0) { |
| 346 | if (!useZipFileIndex) { |
| 347 | subdirectory = subdirectory.replace('\\', '/'); |
| 348 | if (!subdirectory.endsWith("/")) subdirectory = subdirectory + "/"; |
| 349 | } |
| 350 | else { |
| 351 | if (File.separatorChar == '/') { |
| 352 | subdirectory = subdirectory.replace('\\', '/'); |
| 353 | } |
| 354 | else { |
| 355 | subdirectory = subdirectory.replace('/', '\\'); |
| 356 | } |
| 357 | |
| 358 | if (!subdirectory.endsWith(File.separator)) subdirectory = subdirectory + File.separator; |
| 359 | } |
| 360 | } |
| 361 | |
| 362 | List<String> files = archive.getFiles(subdirectory); |
| 363 | if (files != null) { |
| 364 | for (String file; !files.isEmpty(); files = files.tail) { |
| 365 | file = files.head; |
| 366 | if (isValidFile(file, fileKinds)) { |
| 367 | l.append(archive.getFileObject(subdirectory, file)); |
| 368 | } |
| 369 | } |
| 370 | } |
| 371 | if (recurse) { |
| 372 | for (String s: archive.getSubdirectories()) { |
| 373 | if (s.startsWith(subdirectory) && !s.equals(subdirectory)) { |
| 374 | // Because the archive map is a flat list of directories, |
| 375 | // the enclosing loop will pick up all child subdirectories. |
| 376 | // Therefore, there is no need to recurse deeper. |
| 377 | listDirectory(directory, s, fileKinds, false, l); |
| 378 | } |
| 379 | } |
| 380 | } |
| 381 | } else { |
| 382 | File d = subdirectory.length() != 0 |
| 383 | ? new File(directory, subdirectory) |
| 384 | : directory; |
| 385 | if (!caseMapCheck(d, subdirectory)) |
| 386 | return; |
| 387 | |
| 388 | File[] files = d.listFiles(); |
| 389 | if (files == null) |
| 390 | return; |
| 391 | |
| 392 | for (File f: files) { |
| 393 | String fname = f.getName(); |
| 394 | if (f.isDirectory()) { |
| 395 | if (recurse && SourceVersion.isIdentifier(fname)) { |
| 396 | listDirectory(directory, |
| 397 | subdirectory + File.separator + fname, |
| 398 | fileKinds, |
| 399 | recurse, |
| 400 | l); |
| 401 | } |
| 402 | } else { |
| 403 | if (isValidFile(fname, fileKinds)) { |
| 404 | JavaFileObject fe = |
| 405 | new RegularFileObject(fname, new File(d, fname)); |
| 406 | l.append(fe); |
| 407 | } |
| 408 | } |
| 409 | } |
| 410 | } |
| 411 | } |
| 412 | |
| 413 | private boolean isValidFile(String s, Set<JavaFileObject.Kind> fileKinds) { |
| 414 | int lastDot = s.lastIndexOf("."); |
| 415 | String extn = (lastDot == -1 ? s : s.substring(lastDot)); |
| 416 | JavaFileObject.Kind kind = getKind(extn); |
| 417 | return fileKinds.contains(kind); |
| 418 | } |
| 419 | |
| 420 | private static final boolean fileSystemIsCaseSensitive = |
| 421 | File.separatorChar == '/'; |
| 422 | |
| 423 | /** Hack to make Windows case sensitive. Test whether given path |
| 424 | * ends in a string of characters with the same case as given name. |
| 425 | * Ignore file separators in both path and name. |
| 426 | */ |
| 427 | private boolean caseMapCheck(File f, String name) { |
| 428 | if (fileSystemIsCaseSensitive) return true; |
| 429 | // Note that getCanonicalPath() returns the case-sensitive |
| 430 | // spelled file name. |
| 431 | String path; |
| 432 | try { |
| 433 | path = f.getCanonicalPath(); |
| 434 | } catch (IOException ex) { |
| 435 | return false; |
| 436 | } |
| 437 | char[] pcs = path.toCharArray(); |
| 438 | char[] ncs = name.toCharArray(); |
| 439 | int i = pcs.length - 1; |
| 440 | int j = ncs.length - 1; |
| 441 | while (i >= 0 && j >= 0) { |
| 442 | while (i >= 0 && pcs[i] == File.separatorChar) i--; |
| 443 | while (j >= 0 && ncs[j] == File.separatorChar) j--; |
| 444 | if (i >= 0 && j >= 0) { |
| 445 | if (pcs[i] != ncs[j]) return false; |
| 446 | i--; |
| 447 | j--; |
| 448 | } |
| 449 | } |
| 450 | return j < 0; |
| 451 | } |
| 452 | |
| 453 | /** |
| 454 | * An archive provides a flat directory structure of a ZipFile by |
| 455 | * mapping directory names to lists of files (basenames). |
| 456 | */ |
| 457 | public interface Archive { |
| 458 | void close() throws IOException; |
| 459 | |
| 460 | boolean contains(String name); |
| 461 | |
| 462 | JavaFileObject getFileObject(String subdirectory, String file); |
| 463 | |
| 464 | List<String> getFiles(String subdirectory); |
| 465 | |
| 466 | Set<String> getSubdirectories(); |
| 467 | } |
| 468 | |
| 469 | public class ZipArchive implements Archive { |
| 470 | protected final Map<String,List<String>> map; |
| 471 | protected final ZipFile zdir; |
| 472 | public ZipArchive(ZipFile zdir) throws IOException { |
| 473 | this.zdir = zdir; |
| 474 | this.map = new HashMap<String,List<String>>(); |
| 475 | for (Enumeration<? extends ZipEntry> e = zdir.entries(); e.hasMoreElements(); ) { |
| 476 | ZipEntry entry; |
| 477 | try { |
| 478 | entry = e.nextElement(); |
| 479 | } catch (InternalError ex) { |
| 480 | IOException io = new IOException(); |
| 481 | io.initCause(ex); // convenience constructors added in Mustang :-( |
| 482 | throw io; |
| 483 | } |
| 484 | addZipEntry(entry); |
| 485 | } |
| 486 | } |
| 487 | |
| 488 | void addZipEntry(ZipEntry entry) { |
| 489 | String name = entry.getName(); |
| 490 | int i = name.lastIndexOf('/'); |
| 491 | String dirname = name.substring(0, i+1); |
| 492 | String basename = name.substring(i+1); |
| 493 | if (basename.length() == 0) |
| 494 | return; |
| 495 | List<String> list = map.get(dirname); |
| 496 | if (list == null) |
| 497 | list = List.nil(); |
| 498 | list = list.prepend(basename); |
| 499 | map.put(dirname, list); |
| 500 | } |
| 501 | |
| 502 | public boolean contains(String name) { |
| 503 | int i = name.lastIndexOf('/'); |
| 504 | String dirname = name.substring(0, i+1); |
| 505 | String basename = name.substring(i+1); |
| 506 | if (basename.length() == 0) |
| 507 | return false; |
| 508 | List<String> list = map.get(dirname); |
| 509 | return (list != null && list.contains(basename)); |
| 510 | } |
| 511 | |
| 512 | public List<String> getFiles(String subdirectory) { |
| 513 | return map.get(subdirectory); |
| 514 | } |
| 515 | |
| 516 | public JavaFileObject getFileObject(String subdirectory, String file) { |
| 517 | ZipEntry ze = zdir.getEntry(subdirectory + file); |
| 518 | return new ZipFileObject(file, zdir, ze); |
| 519 | } |
| 520 | |
| 521 | public Set<String> getSubdirectories() { |
| 522 | return map.keySet(); |
| 523 | } |
| 524 | |
| 525 | public void close() throws IOException { |
| 526 | zdir.close(); |
| 527 | } |
| 528 | } |
| 529 | |
| 530 | public class SymbolArchive extends ZipArchive { |
| 531 | final File origFile; |
| 532 | public SymbolArchive(File orig, ZipFile zdir) throws IOException { |
| 533 | super(zdir); |
| 534 | this.origFile = orig; |
| 535 | } |
| 536 | |
| 537 | @Override |
| 538 | void addZipEntry(ZipEntry entry) { |
| 539 | // called from super constructor, may not refer to origFile. |
| 540 | String name = entry.getName(); |
| 541 | if (!name.startsWith(symbolFilePrefix)) |
| 542 | return; |
| 543 | name = name.substring(symbolFilePrefix.length()); |
| 544 | int i = name.lastIndexOf('/'); |
| 545 | String dirname = name.substring(0, i+1); |
| 546 | String basename = name.substring(i+1); |
| 547 | if (basename.length() == 0) |
| 548 | return; |
| 549 | List<String> list = map.get(dirname); |
| 550 | if (list == null) |
| 551 | list = List.nil(); |
| 552 | list = list.prepend(basename); |
| 553 | map.put(dirname, list); |
| 554 | } |
| 555 | |
| 556 | @Override |
| 557 | public JavaFileObject getFileObject(String subdirectory, String file) { |
| 558 | return super.getFileObject(symbolFilePrefix + subdirectory, file); |
| 559 | } |
| 560 | } |
| 561 | |
| 562 | public class MissingArchive implements Archive { |
| 563 | final File zipFileName; |
| 564 | public MissingArchive(File name) { |
| 565 | zipFileName = name; |
| 566 | } |
| 567 | public boolean contains(String name) { |
| 568 | return false; |
| 569 | } |
| 570 | |
| 571 | public void close() { |
| 572 | } |
| 573 | |
| 574 | public JavaFileObject getFileObject(String subdirectory, String file) { |
| 575 | return null; |
| 576 | } |
| 577 | |
| 578 | public List<String> getFiles(String subdirectory) { |
| 579 | return List.nil(); |
| 580 | } |
| 581 | |
| 582 | public Set<String> getSubdirectories() { |
| 583 | return Collections.emptySet(); |
| 584 | } |
| 585 | } |
| 586 | |
| 587 | /** A directory of zip files already opened. |
| 588 | */ |
| 589 | Map<File, Archive> archives = new HashMap<File,Archive>(); |
| 590 | |
| 591 | /** Open a new zip file directory. |
| 592 | */ |
| 593 | protected Archive openArchive(File zipFileName) throws IOException { |
| 594 | Archive archive = archives.get(zipFileName); |
| 595 | if (archive == null) { |
| 596 | File origZipFileName = zipFileName; |
| 597 | if (!ignoreSymbolFile && paths.isBootClassPathRtJar(zipFileName)) { |
| 598 | File file = zipFileName.getParentFile().getParentFile(); // ${java.home} |
| 599 | if (new File(file.getName()).equals(new File("jre"))) |
| 600 | file = file.getParentFile(); |
| 601 | // file == ${jdk.home} |
| 602 | for (String name : symbolFileLocation) |
| 603 | file = new File(file, name); |
| 604 | // file == ${jdk.home}/lib/ct.sym |
| 605 | if (file.exists()) |
| 606 | zipFileName = file; |
| 607 | } |
| 608 | |
| 609 | try { |
| 610 | |
| 611 | ZipFile zdir = null; |
| 612 | |
| 613 | boolean usePreindexedCache = false; |
| 614 | String preindexCacheLocation = null; |
| 615 | |
| 616 | if (!useZipFileIndex) { |
| 617 | zdir = new ZipFile(zipFileName); |
| 618 | } |
| 619 | else { |
| 620 | usePreindexedCache = options.get("usezipindex") != null; |
| 621 | preindexCacheLocation = options.get("java.io.tmpdir"); |
| 622 | String optCacheLoc = options.get("cachezipindexdir"); |
| 623 | |
| 624 | if (optCacheLoc != null && optCacheLoc.length() != 0) { |
| 625 | if (optCacheLoc.startsWith("\"")) { |
| 626 | if (optCacheLoc.endsWith("\"")) { |
| 627 | optCacheLoc = optCacheLoc.substring(1, optCacheLoc.length() - 1); |
| 628 | } |
| 629 | else { |
| 630 | optCacheLoc = optCacheLoc.substring(1); |
| 631 | } |
| 632 | } |
| 633 | |
| 634 | File cacheDir = new File(optCacheLoc); |
| 635 | if (cacheDir.exists() && cacheDir.canWrite()) { |
| 636 | preindexCacheLocation = optCacheLoc; |
| 637 | if (!preindexCacheLocation.endsWith("/") && |
| 638 | !preindexCacheLocation.endsWith(File.separator)) { |
| 639 | preindexCacheLocation += File.separator; |
| 640 | } |
| 641 | } |
| 642 | } |
| 643 | } |
| 644 | |
| 645 | if (origZipFileName == zipFileName) { |
| 646 | if (!useZipFileIndex) { |
| 647 | archive = new ZipArchive(zdir); |
| 648 | } else { |
| 649 | archive = new ZipFileIndexArchive(this, ZipFileIndex.getZipFileIndex(zipFileName, 0, |
| 650 | usePreindexedCache, preindexCacheLocation, options.get("writezipindexfiles") != null)); |
| 651 | } |
| 652 | } |
| 653 | else { |
| 654 | if (!useZipFileIndex) { |
| 655 | archive = new SymbolArchive(origZipFileName, zdir); |
| 656 | } |
| 657 | else { |
| 658 | archive = new ZipFileIndexArchive(this, ZipFileIndex.getZipFileIndex(zipFileName, symbolFilePrefixLength, |
| 659 | usePreindexedCache, preindexCacheLocation, options.get("writezipindexfiles") != null)); |
| 660 | } |
| 661 | } |
| 662 | } catch (FileNotFoundException ex) { |
| 663 | archive = new MissingArchive(zipFileName); |
| 664 | } catch (IOException ex) { |
| 665 | log.error("error.reading.file", zipFileName, ex.getLocalizedMessage()); |
| 666 | archive = new MissingArchive(zipFileName); |
| 667 | } |
| 668 | |
| 669 | archives.put(origZipFileName, archive); |
| 670 | } |
| 671 | return archive; |
| 672 | } |
| 673 | |
| 674 | /** Flush any output resources. |
| 675 | */ |
| 676 | public void flush() { |
| 677 | contentCache.clear(); |
| 678 | } |
| 679 | |
| 680 | /** |
| 681 | * Close the JavaFileManager, releasing resources. |
| 682 | */ |
| 683 | public void close() { |
| 684 | for (Iterator<Archive> i = archives.values().iterator(); i.hasNext(); ) { |
| 685 | Archive a = i.next(); |
| 686 | i.remove(); |
| 687 | try { |
| 688 | a.close(); |
| 689 | } catch (IOException e) { |
| 690 | } |
| 691 | } |
| 692 | } |
| 693 | |
| 694 | private Map<JavaFileObject, SoftReference<CharBuffer>> contentCache = new HashMap<JavaFileObject, SoftReference<CharBuffer>>(); |
| 695 | |
| 696 | private String defaultEncodingName; |
| 697 | private String getDefaultEncodingName() { |
| 698 | if (defaultEncodingName == null) { |
| 699 | defaultEncodingName = |
| 700 | new OutputStreamWriter(new ByteArrayOutputStream()).getEncoding(); |
| 701 | } |
| 702 | return defaultEncodingName; |
| 703 | } |
| 704 | |
| 705 | protected String getEncodingName() { |
| 706 | String encName = options.get(OptionName.ENCODING); |
| 707 | if (encName == null) |
| 708 | return getDefaultEncodingName(); |
| 709 | else |
| 710 | return encName; |
| 711 | } |
| 712 | |
| 713 | protected Source getSource() { |
| 714 | String sourceName = options.get(OptionName.SOURCE); |
| 715 | Source source = null; |
| 716 | if (sourceName != null) |
| 717 | source = Source.lookup(sourceName); |
| 718 | return (source != null ? source : Source.DEFAULT); |
| 719 | } |
| 720 | |
| 721 | /** |
| 722 | * Make a byte buffer from an input stream. |
| 723 | */ |
| 724 | private ByteBuffer makeByteBuffer(InputStream in) |
| 725 | throws IOException { |
| 726 | int limit = in.available(); |
| 727 | if (mmappedIO && in instanceof FileInputStream) { |
| 728 | // Experimental memory mapped I/O |
| 729 | FileInputStream fin = (FileInputStream)in; |
| 730 | return fin.getChannel().map(FileChannel.MapMode.READ_ONLY, 0, limit); |
| 731 | } |
| 732 | if (limit < 1024) limit = 1024; |
| 733 | ByteBuffer result = byteBufferCache.get(limit); |
| 734 | int position = 0; |
| 735 | while (in.available() != 0) { |
| 736 | if (position >= limit) |
| 737 | // expand buffer |
| 738 | result = ByteBuffer. |
| 739 | allocate(limit <<= 1). |
| 740 | put((ByteBuffer)result.flip()); |
| 741 | int count = in.read(result.array(), |
| 742 | position, |
| 743 | limit - position); |
| 744 | if (count < 0) break; |
| 745 | result.position(position += count); |
| 746 | } |
| 747 | return (ByteBuffer)result.flip(); |
| 748 | } |
| 749 | |
| 750 | /** |
| 751 | * A single-element cache of direct byte buffers. |
| 752 | */ |
| 753 | private static class ByteBufferCache { |
| 754 | private ByteBuffer cached; |
| 755 | ByteBuffer get(int capacity) { |
| 756 | if (capacity < 20480) capacity = 20480; |
| 757 | ByteBuffer result = |
| 758 | (cached != null && cached.capacity() >= capacity) |
| 759 | ? (ByteBuffer)cached.clear() |
| 760 | : ByteBuffer.allocate(capacity + capacity>>1); |
| 761 | cached = null; |
| 762 | return result; |
| 763 | } |
| 764 | void put(ByteBuffer x) { |
| 765 | cached = x; |
| 766 | } |
| 767 | } |
| 768 | private final ByteBufferCache byteBufferCache; |
| 769 | |
| 770 | private CharsetDecoder getDecoder(String encodingName, boolean ignoreEncodingErrors) { |
| 771 | Charset charset = (this.charset == null) |
| 772 | ? Charset.forName(encodingName) |
| 773 | : this.charset; |
| 774 | CharsetDecoder decoder = charset.newDecoder(); |
| 775 | |
| 776 | CodingErrorAction action; |
| 777 | if (ignoreEncodingErrors) |
| 778 | action = CodingErrorAction.REPLACE; |
| 779 | else |
| 780 | action = CodingErrorAction.REPORT; |
| 781 | |
| 782 | return decoder |
| 783 | .onMalformedInput(action) |
| 784 | .onUnmappableCharacter(action); |
| 785 | } |
| 786 | |
| 787 | /** |
| 788 | * Decode a ByteBuffer into a CharBuffer. |
| 789 | */ |
| 790 | private CharBuffer decode(ByteBuffer inbuf, boolean ignoreEncodingErrors) { |
| 791 | String encodingName = getEncodingName(); |
| 792 | CharsetDecoder decoder; |
| 793 | try { |
| 794 | decoder = getDecoder(encodingName, ignoreEncodingErrors); |
| 795 | } catch (IllegalCharsetNameException e) { |
| 796 | log.error("unsupported.encoding", encodingName); |
| 797 | return (CharBuffer)CharBuffer.allocate(1).flip(); |
| 798 | } catch (UnsupportedCharsetException e) { |
| 799 | log.error("unsupported.encoding", encodingName); |
| 800 | return (CharBuffer)CharBuffer.allocate(1).flip(); |
| 801 | } |
| 802 | |
| 803 | // slightly overestimate the buffer size to avoid reallocation. |
| 804 | float factor = |
| 805 | decoder.averageCharsPerByte() * 0.8f + |
| 806 | decoder.maxCharsPerByte() * 0.2f; |
| 807 | CharBuffer dest = CharBuffer. |
| 808 | allocate(10 + (int)(inbuf.remaining()*factor)); |
| 809 | |
| 810 | while (true) { |
| 811 | CoderResult result = decoder.decode(inbuf, dest, true); |
| 812 | dest.flip(); |
| 813 | |
| 814 | if (result.isUnderflow()) { // done reading |
| 815 | // make sure there is at least one extra character |
| 816 | if (dest.limit() == dest.capacity()) { |
| 817 | dest = CharBuffer.allocate(dest.capacity()+1).put(dest); |
| 818 | dest.flip(); |
| 819 | } |
| 820 | return dest; |
| 821 | } else if (result.isOverflow()) { // buffer too small; expand |
| 822 | int newCapacity = |
| 823 | 10 + dest.capacity() + |
| 824 | (int)(inbuf.remaining()*decoder.maxCharsPerByte()); |
| 825 | dest = CharBuffer.allocate(newCapacity).put(dest); |
| 826 | } else if (result.isMalformed() || result.isUnmappable()) { |
| 827 | // bad character in input |
| 828 | |
| 829 | // report coding error (warn only pre 1.5) |
| 830 | if (!getSource().allowEncodingErrors()) { |
| 831 | log.error(new SimpleDiagnosticPosition(dest.limit()), |
| 832 | "illegal.char.for.encoding", |
| 833 | charset == null ? encodingName : charset.name()); |
| 834 | } else { |
| 835 | log.warning(new SimpleDiagnosticPosition(dest.limit()), |
| 836 | "illegal.char.for.encoding", |
| 837 | charset == null ? encodingName : charset.name()); |
| 838 | } |
| 839 | |
| 840 | // skip past the coding error |
| 841 | inbuf.position(inbuf.position() + result.length()); |
| 842 | |
| 843 | // undo the flip() to prepare the output buffer |
| 844 | // for more translation |
| 845 | dest.position(dest.limit()); |
| 846 | dest.limit(dest.capacity()); |
| 847 | dest.put((char)0xfffd); // backward compatible |
| 848 | } else { |
| 849 | throw new AssertionError(result); |
| 850 | } |
| 851 | } |
| 852 | // unreached |
| 853 | } |
| 854 | |
| 855 | public ClassLoader getClassLoader(Location location) { |
| 856 | nullCheck(location); |
| 857 | Iterable<? extends File> path = getLocation(location); |
| 858 | if (path == null) |
| 859 | return null; |
| 860 | ListBuffer<URL> lb = new ListBuffer<URL>(); |
| 861 | for (File f: path) { |
| 862 | try { |
| 863 | lb.append(f.toURI().toURL()); |
| 864 | } catch (MalformedURLException e) { |
| 865 | throw new AssertionError(e); |
| 866 | } |
| 867 | } |
| 868 | return new URLClassLoader(lb.toArray(new URL[lb.size()]), |
| 869 | getClass().getClassLoader()); |
| 870 | } |
| 871 | |
| 872 | public Iterable<JavaFileObject> list(Location location, |
| 873 | String packageName, |
| 874 | Set<JavaFileObject.Kind> kinds, |
| 875 | boolean recurse) |
| 876 | throws IOException |
| 877 | { |
| 878 | // validatePackageName(packageName); |
| 879 | nullCheck(packageName); |
| 880 | nullCheck(kinds); |
| 881 | |
| 882 | Iterable<? extends File> path = getLocation(location); |
| 883 | if (path == null) |
| 884 | return List.nil(); |
| 885 | String subdirectory = externalizeFileName(packageName); |
| 886 | ListBuffer<JavaFileObject> results = new ListBuffer<JavaFileObject>(); |
| 887 | |
| 888 | for (File directory : path) |
| 889 | listDirectory(directory, subdirectory, kinds, recurse, results); |
| 890 | |
| 891 | return results.toList(); |
| 892 | } |
| 893 | |
| 894 | public String inferBinaryName(Location location, JavaFileObject file) { |
| 895 | file.getClass(); // null check |
| 896 | location.getClass(); // null check |
| 897 | // Need to match the path semantics of list(location, ...) |
| 898 | Iterable<? extends File> path = getLocation(location); |
| 899 | if (path == null) { |
| 900 | //System.err.println("Path for " + location + " is null"); |
| 901 | return null; |
| 902 | } |
| 903 | //System.err.println("Path for " + location + " is " + path); |
| 904 | |
| 905 | if (file instanceof RegularFileObject) { |
| 906 | RegularFileObject r = (RegularFileObject) file; |
| 907 | String rPath = r.getPath(); |
| 908 | //System.err.println("RegularFileObject " + file + " " +r.getPath()); |
| 909 | for (File dir: path) { |
| 910 | //System.err.println("dir: " + dir); |
| 911 | String dPath = dir.getPath(); |
| 912 | if (!dPath.endsWith(File.separator)) |
| 913 | dPath += File.separator; |
| 914 | if (rPath.regionMatches(true, 0, dPath, 0, dPath.length()) |
| 915 | && new File(rPath.substring(0, dPath.length())).equals(new File(dPath))) { |
| 916 | String relativeName = rPath.substring(dPath.length()); |
| 917 | return removeExtension(relativeName).replace(File.separatorChar, '.'); |
| 918 | } |
| 919 | } |
| 920 | } else if (file instanceof ZipFileObject) { |
| 921 | ZipFileObject z = (ZipFileObject) file; |
| 922 | String entryName = z.getZipEntryName(); |
| 923 | if (entryName.startsWith(symbolFilePrefix)) |
| 924 | entryName = entryName.substring(symbolFilePrefix.length()); |
| 925 | return removeExtension(entryName).replace('/', '.'); |
| 926 | } else if (file instanceof ZipFileIndexFileObject) { |
| 927 | ZipFileIndexFileObject z = (ZipFileIndexFileObject) file; |
| 928 | String entryName = z.getZipEntryName(); |
| 929 | if (entryName.startsWith(symbolFilePrefix)) |
| 930 | entryName = entryName.substring(symbolFilePrefix.length()); |
| 931 | return removeExtension(entryName).replace(File.separatorChar, '.'); |
| 932 | } else |
| 933 | throw new IllegalArgumentException(file.getClass().getName()); |
| 934 | // System.err.println("inferBinaryName failed for " + file); |
| 935 | return null; |
| 936 | } |
| 937 | // where |
| 938 | private static String removeExtension(String fileName) { |
| 939 | int lastDot = fileName.lastIndexOf("."); |
| 940 | return (lastDot == -1 ? fileName : fileName.substring(0, lastDot)); |
| 941 | } |
| 942 | |
| 943 | public boolean isSameFile(FileObject a, FileObject b) { |
| 944 | nullCheck(a); |
| 945 | nullCheck(b); |
| 946 | if (!(a instanceof BaseFileObject)) |
| 947 | throw new IllegalArgumentException("Not supported: " + a); |
| 948 | if (!(b instanceof BaseFileObject)) |
| 949 | throw new IllegalArgumentException("Not supported: " + b); |
| 950 | return a.equals(b); |
| 951 | } |
| 952 | |
| 953 | public boolean handleOption(String current, Iterator<String> remaining) { |
| 954 | for (JavacOption o: javacFileManagerOptions) { |
| 955 | if (o.matches(current)) { |
| 956 | if (o.hasArg()) { |
| 957 | if (remaining.hasNext()) { |
| 958 | if (!o.process(options, current, remaining.next())) |
| 959 | return true; |
| 960 | } |
| 961 | } else { |
| 962 | if (!o.process(options, current)) |
| 963 | return true; |
| 964 | } |
| 965 | // operand missing, or process returned false |
| 966 | throw new IllegalArgumentException(current); |
| 967 | } |
| 968 | } |
| 969 | |
| 970 | return false; |
| 971 | } |
| 972 | // where |
| 973 | private static JavacOption[] javacFileManagerOptions = |
| 974 | RecognizedOptions.getJavacFileManagerOptions( |
| 975 | new RecognizedOptions.GrumpyHelper()); |
| 976 | |
| 977 | public int isSupportedOption(String option) { |
| 978 | for (JavacOption o : javacFileManagerOptions) { |
| 979 | if (o.matches(option)) |
| 980 | return o.hasArg() ? 1 : 0; |
| 981 | } |
| 982 | return -1; |
| 983 | } |
| 984 | |
| 985 | public boolean hasLocation(Location location) { |
| 986 | return getLocation(location) != null; |
| 987 | } |
| 988 | |
| 989 | public JavaFileObject getJavaFileForInput(Location location, |
| 990 | String className, |
| 991 | JavaFileObject.Kind kind) |
| 992 | throws IOException |
| 993 | { |
| 994 | nullCheck(location); |
| 995 | // validateClassName(className); |
| 996 | nullCheck(className); |
| 997 | nullCheck(kind); |
| 998 | if (!sourceOrClass.contains(kind)) |
| 999 | throw new IllegalArgumentException("Invalid kind " + kind); |
| 1000 | return getFileForInput(location, externalizeFileName(className, kind)); |
| 1001 | } |
| 1002 | |
| 1003 | public FileObject getFileForInput(Location location, |
| 1004 | String packageName, |
| 1005 | String relativeName) |
| 1006 | throws IOException |
| 1007 | { |
| 1008 | nullCheck(location); |
| 1009 | // validatePackageName(packageName); |
| 1010 | nullCheck(packageName); |
| 1011 | if (!isRelativeUri(URI.create(relativeName))) // FIXME 6419701 |
| 1012 | throw new IllegalArgumentException("Invalid relative name: " + relativeName); |
| 1013 | String name = packageName.length() == 0 |
| 1014 | ? relativeName |
| 1015 | : new File(externalizeFileName(packageName), relativeName).getPath(); |
| 1016 | return getFileForInput(location, name); |
| 1017 | } |
| 1018 | |
| 1019 | private JavaFileObject getFileForInput(Location location, String name) throws IOException { |
| 1020 | Iterable<? extends File> path = getLocation(location); |
| 1021 | if (path == null) |
| 1022 | return null; |
| 1023 | |
| 1024 | for (File dir: path) { |
| 1025 | if (dir.isDirectory()) { |
| 1026 | File f = new File(dir, name.replace('/', File.separatorChar)); |
| 1027 | if (f.exists()) |
| 1028 | return new RegularFileObject(f); |
| 1029 | } else { |
| 1030 | Archive a = openArchive(dir); |
| 1031 | if (a.contains(name)) { |
| 1032 | int i = name.lastIndexOf('/'); |
| 1033 | String dirname = name.substring(0, i+1); |
| 1034 | String basename = name.substring(i+1); |
| 1035 | return a.getFileObject(dirname, basename); |
| 1036 | } |
| 1037 | |
| 1038 | } |
| 1039 | } |
| 1040 | return null; |
| 1041 | |
| 1042 | } |
| 1043 | |
| 1044 | public JavaFileObject getJavaFileForOutput(Location location, |
| 1045 | String className, |
| 1046 | JavaFileObject.Kind kind, |
| 1047 | FileObject sibling) |
| 1048 | throws IOException |
| 1049 | { |
| 1050 | nullCheck(location); |
| 1051 | // validateClassName(className); |
| 1052 | nullCheck(className); |
| 1053 | nullCheck(kind); |
| 1054 | if (!sourceOrClass.contains(kind)) |
| 1055 | throw new IllegalArgumentException("Invalid kind " + kind); |
| 1056 | return getFileForOutput(location, externalizeFileName(className, kind), sibling); |
| 1057 | } |
| 1058 | |
| 1059 | public FileObject getFileForOutput(Location location, |
| 1060 | String packageName, |
| 1061 | String relativeName, |
| 1062 | FileObject sibling) |
| 1063 | throws IOException |
| 1064 | { |
| 1065 | nullCheck(location); |
| 1066 | // validatePackageName(packageName); |
| 1067 | nullCheck(packageName); |
| 1068 | if (!isRelativeUri(URI.create(relativeName))) // FIXME 6419701 |
| 1069 | throw new IllegalArgumentException("relativeName is invalid"); |
| 1070 | String name = packageName.length() == 0 |
| 1071 | ? relativeName |
| 1072 | : new File(externalizeFileName(packageName), relativeName).getPath(); |
| 1073 | return getFileForOutput(location, name, sibling); |
| 1074 | } |
| 1075 | |
| 1076 | private JavaFileObject getFileForOutput(Location location, |
| 1077 | String fileName, |
| 1078 | FileObject sibling) |
| 1079 | throws IOException |
| 1080 | { |
| 1081 | File dir; |
| 1082 | if (location == CLASS_OUTPUT) { |
| 1083 | if (getClassOutDir() != null) { |
| 1084 | dir = getClassOutDir(); |
| 1085 | } else { |
| 1086 | File siblingDir = null; |
| 1087 | if (sibling != null && sibling instanceof RegularFileObject) { |
| 1088 | siblingDir = ((RegularFileObject)sibling).f.getParentFile(); |
| 1089 | } |
| 1090 | return new RegularFileObject(new File(siblingDir, baseName(fileName))); |
| 1091 | } |
| 1092 | } else if (location == SOURCE_OUTPUT) { |
| 1093 | dir = (getSourceOutDir() != null ? getSourceOutDir() : getClassOutDir()); |
| 1094 | } else { |
| 1095 | Iterable<? extends File> path = paths.getPathForLocation(location); |
| 1096 | dir = null; |
| 1097 | for (File f: path) { |
| 1098 | dir = f; |
| 1099 | break; |
| 1100 | } |
| 1101 | } |
| 1102 | |
| 1103 | File file = (dir == null ? new File(fileName) : new File(dir, fileName)); |
| 1104 | return new RegularFileObject(file); |
| 1105 | |
| 1106 | } |
| 1107 | |
| 1108 | public Iterable<? extends JavaFileObject> getJavaFileObjectsFromFiles( |
| 1109 | Iterable<? extends File> files) |
| 1110 | { |
| 1111 | ArrayList<RegularFileObject> result; |
| 1112 | if (files instanceof Collection) |
| 1113 | result = new ArrayList<RegularFileObject>(((Collection)files).size()); |
| 1114 | else |
| 1115 | result = new ArrayList<RegularFileObject>(); |
| 1116 | for (File f: files) |
| 1117 | result.add(new RegularFileObject(nullCheck(f))); |
| 1118 | return result; |
| 1119 | } |
| 1120 | |
| 1121 | public Iterable<? extends JavaFileObject> getJavaFileObjects(File... files) { |
| 1122 | return getJavaFileObjectsFromFiles(Arrays.asList(nullCheck(files))); |
| 1123 | } |
| 1124 | |
| 1125 | public void setLocation(Location location, |
| 1126 | Iterable<? extends File> path) |
| 1127 | throws IOException |
| 1128 | { |
| 1129 | nullCheck(location); |
| 1130 | paths.lazy(); |
| 1131 | |
| 1132 | final File dir = location.isOutputLocation() ? getOutputDirectory(path) : null; |
| 1133 | |
| 1134 | if (location == CLASS_OUTPUT) |
| 1135 | classOutDir = getOutputLocation(dir, D); |
| 1136 | else if (location == SOURCE_OUTPUT) |
| 1137 | sourceOutDir = getOutputLocation(dir, S); |
| 1138 | else |
| 1139 | paths.setPathForLocation(location, path); |
| 1140 | } |
| 1141 | // where |
| 1142 | private File getOutputDirectory(Iterable<? extends File> path) throws IOException { |
| 1143 | if (path == null) |
| 1144 | return null; |
| 1145 | Iterator<? extends File> pathIter = path.iterator(); |
| 1146 | if (!pathIter.hasNext()) |
| 1147 | throw new IllegalArgumentException("empty path for directory"); |
| 1148 | File dir = pathIter.next(); |
| 1149 | if (pathIter.hasNext()) |
| 1150 | throw new IllegalArgumentException("path too long for directory"); |
| 1151 | if (!dir.exists()) |
| 1152 | throw new FileNotFoundException(dir + ": does not exist"); |
| 1153 | else if (!dir.isDirectory()) |
| 1154 | throw new IOException(dir + ": not a directory"); |
| 1155 | return dir; |
| 1156 | } |
| 1157 | |
| 1158 | private File getOutputLocation(File dir, OptionName defaultOptionName) { |
| 1159 | if (dir != null) |
| 1160 | return dir; |
| 1161 | String arg = options.get(defaultOptionName); |
| 1162 | if (arg == null) |
| 1163 | return null; |
| 1164 | return new File(arg); |
| 1165 | } |
| 1166 | |
| 1167 | public Iterable<? extends File> getLocation(Location location) { |
| 1168 | nullCheck(location); |
| 1169 | paths.lazy(); |
| 1170 | if (location == CLASS_OUTPUT) { |
| 1171 | return (getClassOutDir() == null ? null : List.of(getClassOutDir())); |
| 1172 | } else if (location == SOURCE_OUTPUT) { |
| 1173 | return (getSourceOutDir() == null ? null : List.of(getSourceOutDir())); |
| 1174 | } else |
| 1175 | return paths.getPathForLocation(location); |
| 1176 | } |
| 1177 | |
| 1178 | private File getClassOutDir() { |
| 1179 | if (classOutDir == uninited) |
| 1180 | classOutDir = getOutputLocation(null, D); |
| 1181 | return classOutDir; |
| 1182 | } |
| 1183 | |
| 1184 | private File getSourceOutDir() { |
| 1185 | if (sourceOutDir == uninited) |
| 1186 | sourceOutDir = getOutputLocation(null, S); |
| 1187 | return sourceOutDir; |
| 1188 | } |
| 1189 | |
| 1190 | /** |
| 1191 | * Enforces the specification of a "relative" URI as used in |
| 1192 | * {@linkplain #getFileForInput(Location,String,URI) |
| 1193 | * getFileForInput}. This method must follow the rules defined in |
| 1194 | * that method, do not make any changes without consulting the |
| 1195 | * specification. |
| 1196 | */ |
| 1197 | protected static boolean isRelativeUri(URI uri) { |
| 1198 | if (uri.isAbsolute()) |
| 1199 | return false; |
| 1200 | String path = uri.normalize().getPath(); |
| 1201 | if (path.length() == 0 /* isEmpty() is mustang API */) |
| 1202 | return false; |
| 1203 | char first = path.charAt(0); |
| 1204 | return first != '.' && first != '/'; |
| 1205 | } |
| 1206 | |
| 1207 | /** |
| 1208 | * Converts a relative file name to a relative URI. This is |
| 1209 | * different from File.toURI as this method does not canonicalize |
| 1210 | * the file before creating the URI. Furthermore, no schema is |
| 1211 | * used. |
| 1212 | * @param file a relative file name |
| 1213 | * @return a relative URI |
| 1214 | * @throws IllegalArgumentException if the file name is not |
| 1215 | * relative according to the definition given in {@link |
| 1216 | * javax.tools.JavaFileManager#getFileForInput} |
| 1217 | */ |
| 1218 | public static String getRelativeName(File file) { |
| 1219 | if (!file.isAbsolute()) { |
| 1220 | String result = file.getPath().replace(File.separatorChar, '/'); |
| 1221 | if (JavacFileManager.isRelativeUri(URI.create(result))) // FIXME 6419701 |
| 1222 | return result; |
| 1223 | } |
| 1224 | throw new IllegalArgumentException("Invalid relative path: " + file); |
| 1225 | } |
| 1226 | |
| 1227 | @SuppressWarnings("deprecation") // bug 6410637 |
| 1228 | protected static String getJavacFileName(FileObject file) { |
| 1229 | if (file instanceof BaseFileObject) |
| 1230 | return ((BaseFileObject)file).getPath(); |
| 1231 | URI uri = file.toUri(); |
| 1232 | String scheme = uri.getScheme(); |
| 1233 | if (scheme == null || scheme.equals("file") || scheme.equals("jar")) |
| 1234 | return uri.getPath(); |
| 1235 | else |
| 1236 | return uri.toString(); |
| 1237 | } |
| 1238 | |
| 1239 | @SuppressWarnings("deprecation") // bug 6410637 |
| 1240 | protected static String getJavacBaseFileName(FileObject file) { |
| 1241 | if (file instanceof BaseFileObject) |
| 1242 | return ((BaseFileObject)file).getName(); |
| 1243 | URI uri = file.toUri(); |
| 1244 | String scheme = uri.getScheme(); |
| 1245 | if (scheme == null || scheme.equals("file") || scheme.equals("jar")) { |
| 1246 | String path = uri.getPath(); |
| 1247 | if (path == null) |
| 1248 | return null; |
| 1249 | if (scheme != null && scheme.equals("jar")) |
| 1250 | path = path.substring(path.lastIndexOf('!') + 1); |
| 1251 | return path.substring(path.lastIndexOf('/') + 1); |
| 1252 | } else { |
| 1253 | return uri.toString(); |
| 1254 | } |
| 1255 | } |
| 1256 | |
| 1257 | private static <T> T nullCheck(T o) { |
| 1258 | o.getClass(); // null check |
| 1259 | return o; |
| 1260 | } |
| 1261 | |
| 1262 | private static <T> Iterable<T> nullCheck(Iterable<T> it) { |
| 1263 | for (T t : it) |
| 1264 | t.getClass(); // null check |
| 1265 | return it; |
| 1266 | } |
| 1267 | |
| 1268 | /** |
| 1269 | * A subclass of JavaFileObject representing regular files. |
| 1270 | */ |
| 1271 | private class RegularFileObject extends BaseFileObject { |
| 1272 | /** Have the parent directories been created? |
| 1273 | */ |
| 1274 | private boolean hasParents=false; |
| 1275 | |
| 1276 | /** The file's name. |
| 1277 | */ |
| 1278 | private String name; |
| 1279 | |
| 1280 | /** The underlying file. |
| 1281 | */ |
| 1282 | final File f; |
| 1283 | |
| 1284 | public RegularFileObject(File f) { |
| 1285 | this(f.getName(), f); |
| 1286 | } |
| 1287 | |
| 1288 | public RegularFileObject(String name, File f) { |
| 1289 | if (f.isDirectory()) |
| 1290 | throw new IllegalArgumentException("directories not supported"); |
| 1291 | this.name = name; |
| 1292 | this.f = f; |
| 1293 | } |
| 1294 | |
| 1295 | public InputStream openInputStream() throws IOException { |
| 1296 | return new FileInputStream(f); |
| 1297 | } |
| 1298 | |
| 1299 | protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) { |
| 1300 | return JavacFileManager.this.getDecoder(getEncodingName(), ignoreEncodingErrors); |
| 1301 | } |
| 1302 | |
| 1303 | public OutputStream openOutputStream() throws IOException { |
| 1304 | ensureParentDirectoriesExist(); |
| 1305 | return new FileOutputStream(f); |
| 1306 | } |
| 1307 | |
| 1308 | public Writer openWriter() throws IOException { |
| 1309 | ensureParentDirectoriesExist(); |
| 1310 | return new OutputStreamWriter(new FileOutputStream(f), getEncodingName()); |
| 1311 | } |
| 1312 | |
| 1313 | private void ensureParentDirectoriesExist() throws IOException { |
| 1314 | if (!hasParents) { |
| 1315 | File parent = f.getParentFile(); |
| 1316 | if (parent != null && !parent.exists()) { |
| 1317 | if (!parent.mkdirs()) { |
| 1318 | // if the mkdirs failed, it may be because another process concurrently |
| 1319 | // created the directory, so check if the directory got created |
| 1320 | // anyway before throwing an exception |
| 1321 | if (!parent.exists() || !parent.isDirectory()) |
| 1322 | throw new IOException("could not create parent directories"); |
| 1323 | } |
| 1324 | } |
| 1325 | hasParents = true; |
| 1326 | } |
| 1327 | } |
| 1328 | |
| 1329 | /** @deprecated see bug 6410637 */ |
| 1330 | @Deprecated |
| 1331 | public String getName() { |
| 1332 | return name; |
| 1333 | } |
| 1334 | |
| 1335 | public boolean isNameCompatible(String cn, JavaFileObject.Kind kind) { |
| 1336 | cn.getClass(); // null check |
| 1337 | if (kind == Kind.OTHER && getKind() != kind) |
| 1338 | return false; |
| 1339 | String n = cn + kind.extension; |
| 1340 | if (name.equals(n)) |
| 1341 | return true; |
| 1342 | if (name.equalsIgnoreCase(n)) { |
| 1343 | try { |
| 1344 | // allow for Windows |
| 1345 | return (f.getCanonicalFile().getName().equals(n)); |
| 1346 | } catch (IOException e) { |
| 1347 | } |
| 1348 | } |
| 1349 | return false; |
| 1350 | } |
| 1351 | |
| 1352 | /** @deprecated see bug 6410637 */ |
| 1353 | @Deprecated |
| 1354 | public String getPath() { |
| 1355 | return f.getPath(); |
| 1356 | } |
| 1357 | |
| 1358 | public long getLastModified() { |
| 1359 | return f.lastModified(); |
| 1360 | } |
| 1361 | |
| 1362 | public boolean delete() { |
| 1363 | return f.delete(); |
| 1364 | } |
| 1365 | |
| 1366 | public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException { |
| 1367 | SoftReference<CharBuffer> r = contentCache.get(this); |
| 1368 | CharBuffer cb = (r == null ? null : r.get()); |
| 1369 | if (cb == null) { |
| 1370 | InputStream in = new FileInputStream(f); |
| 1371 | try { |
| 1372 | ByteBuffer bb = makeByteBuffer(in); |
| 1373 | JavaFileObject prev = log.useSource(this); |
| 1374 | try { |
| 1375 | cb = decode(bb, ignoreEncodingErrors); |
| 1376 | } finally { |
| 1377 | log.useSource(prev); |
| 1378 | } |
| 1379 | byteBufferCache.put(bb); // save for next time |
| 1380 | if (!ignoreEncodingErrors) |
| 1381 | contentCache.put(this, new SoftReference<CharBuffer>(cb)); |
| 1382 | } finally { |
| 1383 | in.close(); |
| 1384 | } |
| 1385 | } |
| 1386 | return cb; |
| 1387 | } |
| 1388 | |
| 1389 | @Override |
| 1390 | public boolean equals(Object other) { |
| 1391 | if (!(other instanceof RegularFileObject)) |
| 1392 | return false; |
| 1393 | RegularFileObject o = (RegularFileObject) other; |
| 1394 | try { |
| 1395 | return f.equals(o.f) |
| 1396 | || f.getCanonicalFile().equals(o.f.getCanonicalFile()); |
| 1397 | } catch (IOException e) { |
| 1398 | return false; |
| 1399 | } |
| 1400 | } |
| 1401 | |
| 1402 | @Override |
| 1403 | public int hashCode() { |
| 1404 | return f.hashCode(); |
| 1405 | } |
| 1406 | |
| 1407 | public URI toUri() { |
| 1408 | try { |
| 1409 | // Do no use File.toURI to avoid file system access |
| 1410 | String path = f.getAbsolutePath().replace(File.separatorChar, '/'); |
| 1411 | return new URI("file://" + path).normalize(); |
| 1412 | } catch (URISyntaxException ex) { |
| 1413 | return f.toURI(); |
| 1414 | } |
| 1415 | } |
| 1416 | |
| 1417 | } |
| 1418 | |
| 1419 | /** |
| 1420 | * A subclass of JavaFileObject representing zip entries. |
| 1421 | */ |
| 1422 | public class ZipFileObject extends BaseFileObject { |
| 1423 | |
| 1424 | /** The entry's name. |
| 1425 | */ |
| 1426 | private String name; |
| 1427 | |
| 1428 | /** The zipfile containing the entry. |
| 1429 | */ |
| 1430 | ZipFile zdir; |
| 1431 | |
| 1432 | /** The underlying zip entry object. |
| 1433 | */ |
| 1434 | ZipEntry entry; |
| 1435 | |
| 1436 | public ZipFileObject(String name, ZipFile zdir, ZipEntry entry) { |
| 1437 | this.name = name; |
| 1438 | this.zdir = zdir; |
| 1439 | this.entry = entry; |
| 1440 | } |
| 1441 | |
| 1442 | public InputStream openInputStream() throws IOException { |
| 1443 | return zdir.getInputStream(entry); |
| 1444 | } |
| 1445 | |
| 1446 | public OutputStream openOutputStream() throws IOException { |
| 1447 | throw new UnsupportedOperationException(); |
| 1448 | } |
| 1449 | |
| 1450 | protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) { |
| 1451 | return JavacFileManager.this.getDecoder(getEncodingName(), ignoreEncodingErrors); |
| 1452 | } |
| 1453 | |
| 1454 | public Writer openWriter() throws IOException { |
| 1455 | throw new UnsupportedOperationException(); |
| 1456 | } |
| 1457 | |
| 1458 | /** @deprecated see bug 6410637 */ |
| 1459 | @Deprecated |
| 1460 | public String getName() { |
| 1461 | return name; |
| 1462 | } |
| 1463 | |
| 1464 | public boolean isNameCompatible(String cn, JavaFileObject.Kind k) { |
| 1465 | cn.getClass(); // null check |
| 1466 | if (k == Kind.OTHER && getKind() != k) |
| 1467 | return false; |
| 1468 | return name.equals(cn + k.extension); |
| 1469 | } |
| 1470 | |
| 1471 | /** @deprecated see bug 6410637 */ |
| 1472 | @Deprecated |
| 1473 | public String getPath() { |
| 1474 | return zdir.getName() + "(" + entry + ")"; |
| 1475 | } |
| 1476 | |
| 1477 | public long getLastModified() { |
| 1478 | return entry.getTime(); |
| 1479 | } |
| 1480 | |
| 1481 | public boolean delete() { |
| 1482 | throw new UnsupportedOperationException(); |
| 1483 | } |
| 1484 | |
| 1485 | public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException { |
| 1486 | SoftReference<CharBuffer> r = contentCache.get(this); |
| 1487 | CharBuffer cb = (r == null ? null : r.get()); |
| 1488 | if (cb == null) { |
| 1489 | InputStream in = zdir.getInputStream(entry); |
| 1490 | try { |
| 1491 | ByteBuffer bb = makeByteBuffer(in); |
| 1492 | JavaFileObject prev = log.useSource(this); |
| 1493 | try { |
| 1494 | cb = decode(bb, ignoreEncodingErrors); |
| 1495 | } finally { |
| 1496 | log.useSource(prev); |
| 1497 | } |
| 1498 | byteBufferCache.put(bb); // save for next time |
| 1499 | if (!ignoreEncodingErrors) |
| 1500 | contentCache.put(this, new SoftReference<CharBuffer>(cb)); |
| 1501 | } finally { |
| 1502 | in.close(); |
| 1503 | } |
| 1504 | } |
| 1505 | return cb; |
| 1506 | } |
| 1507 | |
| 1508 | @Override |
| 1509 | public boolean equals(Object other) { |
| 1510 | if (!(other instanceof ZipFileObject)) |
| 1511 | return false; |
| 1512 | ZipFileObject o = (ZipFileObject) other; |
| 1513 | return zdir.equals(o.zdir) || name.equals(o.name); |
| 1514 | } |
| 1515 | |
| 1516 | @Override |
| 1517 | public int hashCode() { |
| 1518 | return zdir.hashCode() + name.hashCode(); |
| 1519 | } |
| 1520 | |
| 1521 | public String getZipName() { |
| 1522 | return zdir.getName(); |
| 1523 | } |
| 1524 | |
| 1525 | public String getZipEntryName() { |
| 1526 | return entry.getName(); |
| 1527 | } |
| 1528 | |
| 1529 | public URI toUri() { |
| 1530 | String zipName = new File(getZipName()).toURI().normalize().getPath(); |
| 1531 | String entryName = getZipEntryName(); |
| 1532 | return URI.create("jar:" + zipName + "!" + entryName); |
| 1533 | } |
| 1534 | |
| 1535 | } |
| 1536 | |
| 1537 | /** |
| 1538 | * A subclass of JavaFileObject representing zip entries using the com.sun.tools.javac.zip.ZipFileIndex implementation. |
| 1539 | */ |
| 1540 | public class ZipFileIndexFileObject extends BaseFileObject { |
| 1541 | |
| 1542 | /** The entry's name. |
| 1543 | */ |
| 1544 | private String name; |
| 1545 | |
| 1546 | /** The zipfile containing the entry. |
| 1547 | */ |
| 1548 | ZipFileIndex zfIndex; |
| 1549 | |
| 1550 | /** The underlying zip entry object. |
| 1551 | */ |
| 1552 | ZipFileIndexEntry entry; |
| 1553 | |
| 1554 | /** The InputStream for this zip entry (file.) |
| 1555 | */ |
| 1556 | InputStream inputStream = null; |
| 1557 | |
| 1558 | /** The name of the zip file where this entry resides. |
| 1559 | */ |
| 1560 | String zipName; |
| 1561 | |
| 1562 | JavacFileManager defFileManager = null; |
| 1563 | |
| 1564 | public ZipFileIndexFileObject(JavacFileManager fileManager, ZipFileIndex zfIndex, ZipFileIndexEntry entry, String zipFileName) { |
| 1565 | super(); |
| 1566 | this.name = entry.getFileName(); |
| 1567 | this.zfIndex = zfIndex; |
| 1568 | this.entry = entry; |
| 1569 | this.zipName = zipFileName; |
| 1570 | defFileManager = fileManager; |
| 1571 | } |
| 1572 | |
| 1573 | public InputStream openInputStream() throws IOException { |
| 1574 | |
| 1575 | if (inputStream == null) { |
| 1576 | inputStream = new ByteArrayInputStream(read()); |
| 1577 | } |
| 1578 | return inputStream; |
| 1579 | } |
| 1580 | |
| 1581 | protected CharsetDecoder getDecoder(boolean ignoreEncodingErrors) { |
| 1582 | return JavacFileManager.this.getDecoder(getEncodingName(), ignoreEncodingErrors); |
| 1583 | } |
| 1584 | |
| 1585 | public OutputStream openOutputStream() throws IOException { |
| 1586 | throw new UnsupportedOperationException(); |
| 1587 | } |
| 1588 | |
| 1589 | public Writer openWriter() throws IOException { |
| 1590 | throw new UnsupportedOperationException(); |
| 1591 | } |
| 1592 | |
| 1593 | /** @deprecated see bug 6410637 */ |
| 1594 | @Deprecated |
| 1595 | public String getName() { |
| 1596 | return name; |
| 1597 | } |
| 1598 | |
| 1599 | public boolean isNameCompatible(String cn, JavaFileObject.Kind k) { |
| 1600 | cn.getClass(); // null check |
| 1601 | if (k == Kind.OTHER && getKind() != k) |
| 1602 | return false; |
| 1603 | return name.equals(cn + k.extension); |
| 1604 | } |
| 1605 | |
| 1606 | /** @deprecated see bug 6410637 */ |
| 1607 | @Deprecated |
| 1608 | public String getPath() { |
| 1609 | return entry.getName() + "(" + entry + ")"; |
| 1610 | } |
| 1611 | |
| 1612 | public long getLastModified() { |
| 1613 | return entry.getLastModified(); |
| 1614 | } |
| 1615 | |
| 1616 | public boolean delete() { |
| 1617 | throw new UnsupportedOperationException(); |
| 1618 | } |
| 1619 | |
| 1620 | @Override |
| 1621 | public boolean equals(Object other) { |
| 1622 | if (!(other instanceof ZipFileIndexFileObject)) |
| 1623 | return false; |
| 1624 | ZipFileIndexFileObject o = (ZipFileIndexFileObject) other; |
| 1625 | return entry.equals(o.entry); |
| 1626 | } |
| 1627 | |
| 1628 | @Override |
| 1629 | public int hashCode() { |
| 1630 | return zipName.hashCode() + (name.hashCode() << 10); |
| 1631 | } |
| 1632 | |
| 1633 | public String getZipName() { |
| 1634 | return zipName; |
| 1635 | } |
| 1636 | |
| 1637 | public String getZipEntryName() { |
| 1638 | return entry.getName(); |
| 1639 | } |
| 1640 | |
| 1641 | public URI toUri() { |
| 1642 | String zipName = new File(getZipName()).toURI().normalize().getPath(); |
| 1643 | String entryName = getZipEntryName(); |
| 1644 | if (File.separatorChar != '/') { |
| 1645 | entryName = entryName.replace(File.separatorChar, '/'); |
| 1646 | } |
| 1647 | return URI.create("jar:" + zipName + "!" + entryName); |
| 1648 | } |
| 1649 | |
| 1650 | private byte[] read() throws IOException { |
| 1651 | if (entry == null) { |
| 1652 | entry = zfIndex.getZipIndexEntry(name); |
| 1653 | if (entry == null) |
| 1654 | throw new FileNotFoundException(); |
| 1655 | } |
| 1656 | return zfIndex.read(entry); |
| 1657 | } |
| 1658 | |
| 1659 | public CharBuffer getCharContent(boolean ignoreEncodingErrors) throws IOException { |
| 1660 | SoftReference<CharBuffer> r = defFileManager.contentCache.get(this); |
| 1661 | CharBuffer cb = (r == null ? null : r.get()); |
| 1662 | if (cb == null) { |
| 1663 | InputStream in = new ByteArrayInputStream(zfIndex.read(entry)); |
| 1664 | try { |
| 1665 | ByteBuffer bb = makeByteBuffer(in); |
| 1666 | JavaFileObject prev = log.useSource(this); |
| 1667 | try { |
| 1668 | cb = decode(bb, ignoreEncodingErrors); |
| 1669 | } finally { |
| 1670 | log.useSource(prev); |
| 1671 | } |
| 1672 | byteBufferCache.put(bb); // save for next time |
| 1673 | if (!ignoreEncodingErrors) |
| 1674 | defFileManager.contentCache.put(this, new SoftReference<CharBuffer>(cb)); |
| 1675 | } finally { |
| 1676 | in.close(); |
| 1677 | } |
| 1678 | } |
| 1679 | return cb; |
| 1680 | } |
| 1681 | } |
| 1682 | |
| 1683 | public class ZipFileIndexArchive implements Archive { |
| 1684 | private final ZipFileIndex zfIndex; |
| 1685 | private JavacFileManager fileManager; |
| 1686 | |
| 1687 | public ZipFileIndexArchive(JavacFileManager fileManager, ZipFileIndex zdir) throws IOException { |
| 1688 | this.fileManager = fileManager; |
| 1689 | this.zfIndex = zdir; |
| 1690 | } |
| 1691 | |
| 1692 | public boolean contains(String name) { |
| 1693 | return zfIndex.contains(name); |
| 1694 | } |
| 1695 | |
| 1696 | public com.sun.tools.javac.util.List<String> getFiles(String subdirectory) { |
| 1697 | return zfIndex.getFiles(((subdirectory.endsWith("/") || subdirectory.endsWith("\\"))? subdirectory.substring(0, subdirectory.length() - 1) : subdirectory)); |
| 1698 | } |
| 1699 | |
| 1700 | public JavaFileObject getFileObject(String subdirectory, String file) { |
| 1701 | String fullZipFileName = subdirectory + file; |
| 1702 | ZipFileIndexEntry entry = zfIndex.getZipIndexEntry(fullZipFileName); |
| 1703 | JavaFileObject ret = new ZipFileIndexFileObject(fileManager, zfIndex, entry, zfIndex.getZipFile().getPath()); |
| 1704 | return ret; |
| 1705 | } |
| 1706 | |
| 1707 | public Set<String> getSubdirectories() { |
| 1708 | return zfIndex.getAllDirectories(); |
| 1709 | } |
| 1710 | |
| 1711 | public void close() throws IOException { |
| 1712 | zfIndex.close(); |
| 1713 | } |
| 1714 | } |
| 1715 | } |