Tue, 25 Sep 2012 13:11:05 -0700
7196464: upgrade JavaCompiler.shouldStopPolicy to accomodate policies in face of error and no error
Reviewed-by: mcimadamore
duke@1 | 1 | /* |
jjg@1230 | 2 | * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved. |
duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@1 | 4 | * |
duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
ohair@554 | 7 | * published by the Free Software Foundation. Oracle designates this |
duke@1 | 8 | * particular file as subject to the "Classpath" exception as provided |
ohair@554 | 9 | * by Oracle in the LICENSE file that accompanied this code. |
duke@1 | 10 | * |
duke@1 | 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@1 | 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@1 | 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@1 | 14 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@1 | 15 | * accompanied this code). |
duke@1 | 16 | * |
duke@1 | 17 | * You should have received a copy of the GNU General Public License version |
duke@1 | 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@1 | 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@1 | 20 | * |
ohair@554 | 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
ohair@554 | 22 | * or visit www.oracle.com if you need additional information or have any |
ohair@554 | 23 | * questions. |
duke@1 | 24 | */ |
duke@1 | 25 | |
jjg@50 | 26 | package com.sun.tools.javac.file; |
jjg@50 | 27 | |
jjg@1116 | 28 | import java.io.FileNotFoundException; |
jjg@1116 | 29 | import java.util.Iterator; |
duke@1 | 30 | import java.io.File; |
duke@1 | 31 | import java.io.IOException; |
darcy@497 | 32 | import java.net.MalformedURLException; |
darcy@497 | 33 | import java.net.URL; |
jjg@1116 | 34 | import java.util.Arrays; |
jjg@1116 | 35 | import java.util.Collection; |
jjg@1116 | 36 | import java.util.Collections; |
jjg@1116 | 37 | import java.util.EnumMap; |
jjg@1116 | 38 | import java.util.EnumSet; |
duke@1 | 39 | import java.util.HashMap; |
duke@1 | 40 | import java.util.HashSet; |
jjg@1116 | 41 | import java.util.LinkedHashSet; |
duke@1 | 42 | import java.util.Map; |
duke@1 | 43 | import java.util.Set; |
darcy@497 | 44 | import java.util.StringTokenizer; |
duke@1 | 45 | import java.util.zip.ZipFile; |
duke@1 | 46 | import javax.tools.JavaFileManager.Location; |
jjg@1116 | 47 | import javax.tools.StandardLocation; |
duke@1 | 48 | |
jjg@50 | 49 | import com.sun.tools.javac.code.Lint; |
jjg@1157 | 50 | import com.sun.tools.javac.main.Option; |
jjg@151 | 51 | import com.sun.tools.javac.util.ListBuffer; |
jjg@50 | 52 | import com.sun.tools.javac.util.Log; |
jjg@50 | 53 | import com.sun.tools.javac.util.Options; |
jjg@50 | 54 | |
jjg@1116 | 55 | import javax.tools.JavaFileManager; |
jjg@50 | 56 | import static javax.tools.StandardLocation.*; |
jjg@1157 | 57 | import static com.sun.tools.javac.main.Option.*; |
duke@1 | 58 | |
duke@1 | 59 | /** This class converts command line arguments, environment variables |
duke@1 | 60 | * and system properties (in File.pathSeparator-separated String form) |
duke@1 | 61 | * into a boot class path, user class path, and source path (in |
duke@1 | 62 | * Collection<String> form). |
duke@1 | 63 | * |
jjg@581 | 64 | * <p><b>This is NOT part of any supported API. |
jjg@581 | 65 | * If you write code that depends on this, you do so at your own risk. |
duke@1 | 66 | * This code and its internal interfaces are subject to change or |
duke@1 | 67 | * deletion without notice.</b> |
duke@1 | 68 | */ |
jjg@1116 | 69 | public class Locations { |
duke@1 | 70 | |
duke@1 | 71 | /** The log to use for warning output */ |
duke@1 | 72 | private Log log; |
duke@1 | 73 | |
duke@1 | 74 | /** Collection of command-line options */ |
duke@1 | 75 | private Options options; |
duke@1 | 76 | |
duke@1 | 77 | /** Handler for -Xlint options */ |
duke@1 | 78 | private Lint lint; |
duke@1 | 79 | |
jjg@106 | 80 | /** Access to (possibly cached) file info */ |
jjg@106 | 81 | private FSInfo fsInfo; |
duke@1 | 82 | |
jjg@1116 | 83 | /** Whether to warn about non-existent path elements */ |
jjg@1116 | 84 | private boolean warn; |
jjg@1116 | 85 | |
jjg@1116 | 86 | // TODO: remove need for this |
jjg@1116 | 87 | private boolean inited = false; // TODO? caching bad? |
jjg@1116 | 88 | |
jjg@1116 | 89 | public Locations() { |
jjg@1116 | 90 | initHandlers(); |
duke@1 | 91 | } |
duke@1 | 92 | |
jjg@1111 | 93 | public void update(Log log, Options options, Lint lint, FSInfo fsInfo) { |
jjg@1111 | 94 | this.log = log; |
jjg@1111 | 95 | this.options = options; |
jjg@1111 | 96 | this.lint = lint; |
jjg@1111 | 97 | this.fsInfo = fsInfo; |
duke@1 | 98 | } |
duke@1 | 99 | |
jjg@1116 | 100 | public Collection<File> bootClassPath() { |
jjg@1116 | 101 | return getLocation(PLATFORM_CLASS_PATH); |
duke@1 | 102 | } |
duke@1 | 103 | |
jjg@758 | 104 | public boolean isDefaultBootClassPath() { |
jjg@1116 | 105 | BootClassPathLocationHandler h = |
jjg@1116 | 106 | (BootClassPathLocationHandler) getHandler(PLATFORM_CLASS_PATH); |
jjg@1116 | 107 | return h.isDefault(); |
duke@1 | 108 | } |
duke@1 | 109 | |
jjg@818 | 110 | boolean isDefaultBootClassPathRtJar(File file) { |
jjg@1116 | 111 | BootClassPathLocationHandler h = |
jjg@1116 | 112 | (BootClassPathLocationHandler) getHandler(PLATFORM_CLASS_PATH); |
jjg@1116 | 113 | return h.isDefaultRtJar(file); |
jjg@1116 | 114 | } |
jjg@1116 | 115 | |
jjg@1116 | 116 | public Collection<File> userClassPath() { |
jjg@1116 | 117 | return getLocation(CLASS_PATH); |
jjg@1116 | 118 | } |
jjg@1116 | 119 | |
jjg@1116 | 120 | public Collection<File> sourcePath() { |
jjg@1116 | 121 | Collection<File> p = getLocation(SOURCE_PATH); |
jjg@1116 | 122 | // TODO: this should be handled by the LocationHandler |
jjg@1116 | 123 | return p == null || p.isEmpty() ? null : p; |
duke@1 | 124 | } |
duke@1 | 125 | |
jjg@151 | 126 | /** |
jjg@151 | 127 | * Split a path into its elements. Empty path elements will be ignored. |
jjg@151 | 128 | * @param path The path to be split |
jjg@151 | 129 | * @return The elements of the path |
jjg@151 | 130 | */ |
jjg@151 | 131 | private static Iterable<File> getPathEntries(String path) { |
jjg@151 | 132 | return getPathEntries(path, null); |
jjg@151 | 133 | } |
duke@1 | 134 | |
jjg@151 | 135 | /** |
jjg@151 | 136 | * Split a path into its elements. If emptyPathDefault is not null, all |
jjg@151 | 137 | * empty elements in the path, including empty elements at either end of |
jjg@151 | 138 | * the path, will be replaced with the value of emptyPathDefault. |
jjg@151 | 139 | * @param path The path to be split |
jjg@151 | 140 | * @param emptyPathDefault The value to substitute for empty path elements, |
jjg@151 | 141 | * or null, to ignore empty path elements |
jjg@151 | 142 | * @return The elements of the path |
jjg@151 | 143 | */ |
jjg@151 | 144 | private static Iterable<File> getPathEntries(String path, File emptyPathDefault) { |
jjg@151 | 145 | ListBuffer<File> entries = new ListBuffer<File>(); |
jjg@151 | 146 | int start = 0; |
jjg@151 | 147 | while (start <= path.length()) { |
jjg@151 | 148 | int sep = path.indexOf(File.pathSeparatorChar, start); |
jjg@151 | 149 | if (sep == -1) |
jjg@151 | 150 | sep = path.length(); |
jjg@151 | 151 | if (start < sep) |
jjg@151 | 152 | entries.add(new File(path.substring(start, sep))); |
jjg@151 | 153 | else if (emptyPathDefault != null) |
jjg@151 | 154 | entries.add(emptyPathDefault); |
jjg@151 | 155 | start = sep + 1; |
duke@1 | 156 | } |
jjg@151 | 157 | return entries; |
duke@1 | 158 | } |
duke@1 | 159 | |
jjg@1116 | 160 | /** |
jjg@1116 | 161 | * Utility class to help evaluate a path option. |
jjg@1116 | 162 | * Duplicate entries are ignored, jar class paths can be expanded. |
jjg@1116 | 163 | */ |
duke@1 | 164 | private class Path extends LinkedHashSet<File> { |
duke@1 | 165 | private static final long serialVersionUID = 0; |
duke@1 | 166 | |
duke@1 | 167 | private boolean expandJarClassPaths = false; |
duke@1 | 168 | private Set<File> canonicalValues = new HashSet<File>(); |
duke@1 | 169 | |
duke@1 | 170 | public Path expandJarClassPaths(boolean x) { |
duke@1 | 171 | expandJarClassPaths = x; |
duke@1 | 172 | return this; |
duke@1 | 173 | } |
duke@1 | 174 | |
duke@1 | 175 | /** What to use when path element is the empty string */ |
jjg@151 | 176 | private File emptyPathDefault = null; |
duke@1 | 177 | |
jjg@151 | 178 | public Path emptyPathDefault(File x) { |
duke@1 | 179 | emptyPathDefault = x; |
duke@1 | 180 | return this; |
duke@1 | 181 | } |
duke@1 | 182 | |
duke@1 | 183 | public Path() { super(); } |
duke@1 | 184 | |
duke@1 | 185 | public Path addDirectories(String dirs, boolean warn) { |
jjg@874 | 186 | boolean prev = expandJarClassPaths; |
jjg@874 | 187 | expandJarClassPaths = true; |
jjg@874 | 188 | try { |
jjg@874 | 189 | if (dirs != null) |
jjg@874 | 190 | for (File dir : getPathEntries(dirs)) |
jjg@874 | 191 | addDirectory(dir, warn); |
jjg@874 | 192 | return this; |
jjg@874 | 193 | } finally { |
jjg@874 | 194 | expandJarClassPaths = prev; |
jjg@874 | 195 | } |
duke@1 | 196 | } |
duke@1 | 197 | |
duke@1 | 198 | public Path addDirectories(String dirs) { |
duke@1 | 199 | return addDirectories(dirs, warn); |
duke@1 | 200 | } |
duke@1 | 201 | |
jjg@151 | 202 | private void addDirectory(File dir, boolean warn) { |
jjg@151 | 203 | if (!dir.isDirectory()) { |
duke@1 | 204 | if (warn) |
jjg@612 | 205 | log.warning(Lint.LintCategory.PATH, |
jjg@612 | 206 | "dir.path.element.not.found", dir); |
duke@1 | 207 | return; |
duke@1 | 208 | } |
duke@1 | 209 | |
jjg@151 | 210 | File[] files = dir.listFiles(); |
duke@1 | 211 | if (files == null) |
duke@1 | 212 | return; |
duke@1 | 213 | |
duke@1 | 214 | for (File direntry : files) { |
duke@1 | 215 | if (isArchive(direntry)) |
duke@1 | 216 | addFile(direntry, warn); |
duke@1 | 217 | } |
duke@1 | 218 | } |
duke@1 | 219 | |
duke@1 | 220 | public Path addFiles(String files, boolean warn) { |
jjg@757 | 221 | if (files != null) { |
jjg@1116 | 222 | addFiles(getPathEntries(files, emptyPathDefault), warn); |
jjg@1116 | 223 | } |
jjg@1116 | 224 | return this; |
jjg@1116 | 225 | } |
jjg@1116 | 226 | |
jjg@1116 | 227 | public Path addFiles(String files) { |
jjg@1116 | 228 | return addFiles(files, warn); |
jjg@1116 | 229 | } |
jjg@1116 | 230 | |
jjg@1116 | 231 | public Path addFiles(Iterable<? extends File> files, boolean warn) { |
jjg@1116 | 232 | if (files != null) { |
jjg@1116 | 233 | for (File file: files) |
duke@1 | 234 | addFile(file, warn); |
jjg@757 | 235 | } |
duke@1 | 236 | return this; |
duke@1 | 237 | } |
duke@1 | 238 | |
jjg@1116 | 239 | public Path addFiles(Iterable<? extends File> files) { |
duke@1 | 240 | return addFiles(files, warn); |
duke@1 | 241 | } |
duke@1 | 242 | |
duke@1 | 243 | public void addFile(File file, boolean warn) { |
jjh@801 | 244 | if (contains(file)) { |
jjh@801 | 245 | // discard duplicates |
duke@1 | 246 | return; |
duke@1 | 247 | } |
duke@1 | 248 | |
jjg@106 | 249 | if (! fsInfo.exists(file)) { |
duke@1 | 250 | /* No such file or directory exists */ |
jjg@612 | 251 | if (warn) { |
jjg@612 | 252 | log.warning(Lint.LintCategory.PATH, |
jjg@612 | 253 | "path.element.not.found", file); |
jjg@612 | 254 | } |
jjh@801 | 255 | super.add(file); |
jjh@801 | 256 | return; |
jjh@801 | 257 | } |
jjh@801 | 258 | |
jjh@801 | 259 | File canonFile = fsInfo.getCanonicalFile(file); |
jjh@801 | 260 | if (canonicalValues.contains(canonFile)) { |
jjh@801 | 261 | /* Discard duplicates and avoid infinite recursion */ |
jjh@801 | 262 | return; |
jjh@801 | 263 | } |
jjh@801 | 264 | |
jjh@801 | 265 | if (fsInfo.isFile(file)) { |
duke@1 | 266 | /* File is an ordinary file. */ |
duke@1 | 267 | if (!isArchive(file)) { |
duke@1 | 268 | /* Not a recognized extension; open it to see if |
duke@1 | 269 | it looks like a valid zip file. */ |
duke@1 | 270 | try { |
duke@1 | 271 | ZipFile z = new ZipFile(file); |
duke@1 | 272 | z.close(); |
jjg@612 | 273 | if (warn) { |
jjg@612 | 274 | log.warning(Lint.LintCategory.PATH, |
jjg@612 | 275 | "unexpected.archive.file", file); |
jjg@612 | 276 | } |
duke@1 | 277 | } catch (IOException e) { |
duke@1 | 278 | // FIXME: include e.getLocalizedMessage in warning |
jjg@612 | 279 | if (warn) { |
jjg@612 | 280 | log.warning(Lint.LintCategory.PATH, |
jjg@612 | 281 | "invalid.archive.file", file); |
jjg@612 | 282 | } |
duke@1 | 283 | return; |
duke@1 | 284 | } |
duke@1 | 285 | } |
duke@1 | 286 | } |
duke@1 | 287 | |
duke@1 | 288 | /* Now what we have left is either a directory or a file name |
jjh@801 | 289 | conforming to archive naming convention */ |
duke@1 | 290 | super.add(file); |
jjg@106 | 291 | canonicalValues.add(canonFile); |
duke@1 | 292 | |
jjh@801 | 293 | if (expandJarClassPaths && fsInfo.isFile(file)) |
duke@1 | 294 | addJarClassPath(file, warn); |
duke@1 | 295 | } |
duke@1 | 296 | |
duke@1 | 297 | // Adds referenced classpath elements from a jar's Class-Path |
duke@1 | 298 | // Manifest entry. In some future release, we may want to |
duke@1 | 299 | // update this code to recognize URLs rather than simple |
duke@1 | 300 | // filenames, but if we do, we should redo all path-related code. |
duke@1 | 301 | private void addJarClassPath(File jarFile, boolean warn) { |
duke@1 | 302 | try { |
jjg@106 | 303 | for (File f: fsInfo.getJarClassPath(jarFile)) { |
jjg@106 | 304 | addFile(f, warn); |
duke@1 | 305 | } |
duke@1 | 306 | } catch (IOException e) { |
jjg@510 | 307 | log.error("error.reading.file", jarFile, JavacFileManager.getMessage(e)); |
duke@1 | 308 | } |
duke@1 | 309 | } |
duke@1 | 310 | } |
duke@1 | 311 | |
jjg@1116 | 312 | /** |
jjg@1116 | 313 | * Base class for handling support for the representation of Locations. |
jjg@1116 | 314 | * Implementations are responsible for handling the interactions between |
jjg@1116 | 315 | * the command line options for a location, and API access via setLocation. |
jjg@1116 | 316 | * @see #initHandlers |
jjg@1116 | 317 | * @see #getHandler |
jjg@1116 | 318 | */ |
jjg@1116 | 319 | protected abstract class LocationHandler { |
jjg@1116 | 320 | final Location location; |
jjg@1157 | 321 | final Set<Option> options; |
duke@1 | 322 | |
jjg@1116 | 323 | /** |
jjg@1116 | 324 | * Create a handler. The location and options provide a way to map |
jjg@1116 | 325 | * from a location or an option to the corresponding handler. |
jjg@1116 | 326 | * @see #initHandlers |
jjg@1116 | 327 | */ |
jjg@1157 | 328 | protected LocationHandler(Location location, Option... options) { |
jjg@1116 | 329 | this.location = location; |
jjh@1117 | 330 | this.options = options.length == 0 ? |
jjg@1157 | 331 | EnumSet.noneOf(Option.class): |
jjh@1117 | 332 | EnumSet.copyOf(Arrays.asList(options)); |
jjg@1116 | 333 | } |
duke@1 | 334 | |
jjg@1116 | 335 | // TODO: TEMPORARY, while Options still used for command line options |
jjg@1116 | 336 | void update(Options optionTable) { |
jjg@1157 | 337 | for (Option o: options) { |
jjg@1116 | 338 | String v = optionTable.get(o); |
jjg@1116 | 339 | if (v != null) { |
jjg@1116 | 340 | handleOption(o, v); |
jjg@1116 | 341 | } |
duke@1 | 342 | } |
duke@1 | 343 | } |
duke@1 | 344 | |
jjg@1116 | 345 | /** @see JavaFileManager#handleOption. */ |
jjg@1157 | 346 | abstract boolean handleOption(Option option, String value); |
jjg@1116 | 347 | /** @see JavaFileManager#getLocation. */ |
jjg@1116 | 348 | abstract Collection<File> getLocation(); |
jjg@1116 | 349 | /** @see JavaFileManager#setLocation. */ |
jjg@1116 | 350 | abstract void setLocation(Iterable<? extends File> files) throws IOException; |
duke@1 | 351 | } |
duke@1 | 352 | |
jjg@1116 | 353 | /** |
jjg@1116 | 354 | * General purpose implementation for output locations, |
jjg@1116 | 355 | * such as -d/CLASS_OUTPUT and -s/SOURCE_OUTPUT. |
jjg@1116 | 356 | * All options are treated as equivalent (i.e. aliases.) |
jjg@1116 | 357 | * The value is a single file, possibly null. |
jjg@1116 | 358 | */ |
jjg@1116 | 359 | private class OutputLocationHandler extends LocationHandler { |
jjg@1116 | 360 | private File outputDir; |
duke@1 | 361 | |
jjg@1157 | 362 | OutputLocationHandler(Location location, Option... options) { |
jjg@1116 | 363 | super(location, options); |
jjg@1116 | 364 | } |
duke@1 | 365 | |
jjg@1116 | 366 | @Override |
jjg@1157 | 367 | boolean handleOption(Option option, String value) { |
jjg@1116 | 368 | if (!options.contains(option)) |
jjg@1116 | 369 | return false; |
duke@1 | 370 | |
jjg@1116 | 371 | // TODO: could/should validate outputDir exists and is a directory |
jjg@1116 | 372 | // need to decide how best to report issue for benefit of |
jjg@1116 | 373 | // direct API call on JavaFileManager.handleOption(specifies IAE) |
jjg@1116 | 374 | // vs. command line decoding. |
jjg@1116 | 375 | outputDir = new File(value); |
jjg@1116 | 376 | return true; |
jjg@1116 | 377 | } |
duke@1 | 378 | |
jjg@1116 | 379 | @Override |
jjg@1116 | 380 | Collection<File> getLocation() { |
jjg@1116 | 381 | return (outputDir == null) ? null : Collections.singleton(outputDir); |
jjg@1116 | 382 | } |
jjg@1116 | 383 | |
jjg@1116 | 384 | @Override |
jjg@1116 | 385 | void setLocation(Iterable<? extends File> files) throws IOException { |
jjg@1116 | 386 | if (files == null) { |
jjg@1116 | 387 | outputDir = null; |
jjg@1116 | 388 | } else { |
jjg@1116 | 389 | Iterator<? extends File> pathIter = files.iterator(); |
jjg@1116 | 390 | if (!pathIter.hasNext()) |
jjg@1116 | 391 | throw new IllegalArgumentException("empty path for directory"); |
jjg@1116 | 392 | File dir = pathIter.next(); |
jjg@1116 | 393 | if (pathIter.hasNext()) |
jjg@1116 | 394 | throw new IllegalArgumentException("path too long for directory"); |
jjg@1116 | 395 | if (!dir.exists()) |
jjg@1116 | 396 | throw new FileNotFoundException(dir + ": does not exist"); |
jjg@1116 | 397 | else if (!dir.isDirectory()) |
jjg@1116 | 398 | throw new IOException(dir + ": not a directory"); |
jjg@1116 | 399 | outputDir = dir; |
jjg@1116 | 400 | } |
jjg@1116 | 401 | } |
duke@1 | 402 | } |
duke@1 | 403 | |
jjg@1116 | 404 | /** |
jjg@1116 | 405 | * General purpose implementation for search path locations, |
jjg@1116 | 406 | * such as -sourcepath/SOURCE_PATH and -processorPath/ANNOTATION_PROCESS_PATH. |
jjg@1116 | 407 | * All options are treated as equivalent (i.e. aliases.) |
jjg@1116 | 408 | * The value is an ordered set of files and/or directories. |
jjg@1116 | 409 | */ |
jjg@1116 | 410 | private class SimpleLocationHandler extends LocationHandler { |
jjg@1116 | 411 | protected Collection<File> searchPath; |
duke@1 | 412 | |
jjg@1157 | 413 | SimpleLocationHandler(Location location, Option... options) { |
jjg@1116 | 414 | super(location, options); |
jjg@1116 | 415 | } |
jjg@1116 | 416 | |
jjg@1116 | 417 | @Override |
jjg@1157 | 418 | boolean handleOption(Option option, String value) { |
jjg@1116 | 419 | if (!options.contains(option)) |
jjg@1116 | 420 | return false; |
jjg@1116 | 421 | searchPath = value == null ? null : |
jjg@1116 | 422 | Collections.unmodifiableCollection(computePath(value)); |
jjg@1116 | 423 | return true; |
jjg@1116 | 424 | } |
jjg@1116 | 425 | |
jjg@1116 | 426 | protected Path computePath(String value) { |
jjg@1116 | 427 | return new Path().addFiles(value); |
jjg@1116 | 428 | } |
jjg@1116 | 429 | |
jjg@1116 | 430 | @Override |
jjg@1116 | 431 | Collection<File> getLocation() { |
jjg@1116 | 432 | return searchPath; |
jjg@1116 | 433 | } |
jjg@1116 | 434 | |
jjg@1116 | 435 | @Override |
jjg@1116 | 436 | void setLocation(Iterable<? extends File> files) { |
jjg@1116 | 437 | Path p; |
jjg@1116 | 438 | if (files == null) { |
jjg@1116 | 439 | p = computePath(null); |
jjg@1116 | 440 | } else { |
jjg@1116 | 441 | p = new Path().addFiles(files); |
jjg@1116 | 442 | } |
jjg@1116 | 443 | searchPath = Collections.unmodifiableCollection(p); |
jjg@1116 | 444 | } |
duke@1 | 445 | } |
duke@1 | 446 | |
jjg@1116 | 447 | /** |
jjg@1116 | 448 | * Subtype of SimpleLocationHandler for -classpath/CLASS_PATH. |
jjg@1116 | 449 | * If no value is given, a default is provided, based on system properties |
jjg@1116 | 450 | * and other values. |
jjg@1116 | 451 | */ |
jjg@1116 | 452 | private class ClassPathLocationHandler extends SimpleLocationHandler { |
jjg@1116 | 453 | ClassPathLocationHandler() { |
jjg@1116 | 454 | super(StandardLocation.CLASS_PATH, |
jjg@1157 | 455 | Option.CLASSPATH, Option.CP); |
jjg@1116 | 456 | } |
duke@1 | 457 | |
jjg@1116 | 458 | @Override |
jjg@1116 | 459 | Collection<File> getLocation() { |
jjg@1116 | 460 | lazy(); |
jjg@1116 | 461 | return searchPath; |
jjg@1116 | 462 | } |
jjg@1116 | 463 | |
jjg@1116 | 464 | @Override |
jjg@1116 | 465 | protected Path computePath(String value) { |
jjg@1116 | 466 | String cp = value; |
jjg@1116 | 467 | |
jjg@1116 | 468 | // CLASSPATH environment variable when run from `javac'. |
jjg@1116 | 469 | if (cp == null) cp = System.getProperty("env.class.path"); |
jjg@1116 | 470 | |
jjg@1116 | 471 | // If invoked via a java VM (not the javac launcher), use the |
jjg@1116 | 472 | // platform class path |
jjg@1116 | 473 | if (cp == null && System.getProperty("application.home") == null) |
jjg@1116 | 474 | cp = System.getProperty("java.class.path"); |
jjg@1116 | 475 | |
jjg@1116 | 476 | // Default to current working directory. |
jjg@1116 | 477 | if (cp == null) cp = "."; |
jjg@1116 | 478 | |
jjg@1116 | 479 | return new Path() |
jjg@1116 | 480 | .expandJarClassPaths(true) // Only search user jars for Class-Paths |
jjg@1116 | 481 | .emptyPathDefault(new File(".")) // Empty path elt ==> current directory |
jjg@1116 | 482 | .addFiles(cp); |
jjg@1116 | 483 | } |
jjg@1116 | 484 | |
jjg@1116 | 485 | private void lazy() { |
jjg@1116 | 486 | if (searchPath == null) |
jjg@1116 | 487 | setLocation(null); |
jjg@1116 | 488 | } |
duke@1 | 489 | } |
duke@1 | 490 | |
jjg@1116 | 491 | /** |
jjg@1116 | 492 | * Custom subtype of LocationHandler for PLATFORM_CLASS_PATH. |
jjg@1116 | 493 | * Various options are supported for different components of the |
jjg@1116 | 494 | * platform class path. |
jjg@1116 | 495 | * Setting a value with setLocation overrides all existing option values. |
jjg@1116 | 496 | * Setting any option overrides any value set with setLocation, and reverts |
jjg@1116 | 497 | * to using default values for options that have not been set. |
jjg@1116 | 498 | * Setting -bootclasspath or -Xbootclasspath overrides any existing |
jjg@1116 | 499 | * value for -Xbootclasspath/p: and -Xbootclasspath/a:. |
jjg@1116 | 500 | */ |
jjg@1116 | 501 | private class BootClassPathLocationHandler extends LocationHandler { |
jjg@1116 | 502 | private Collection<File> searchPath; |
jjg@1157 | 503 | final Map<Option, String> optionValues = new EnumMap<Option,String>(Option.class); |
duke@1 | 504 | |
jjg@1116 | 505 | /** |
jjg@1116 | 506 | * rt.jar as found on the default bootclasspath. |
jjg@1116 | 507 | * If the user specified a bootclasspath, null is used. |
jjg@1116 | 508 | */ |
jjg@1116 | 509 | private File defaultBootClassPathRtJar = null; |
jjg@1116 | 510 | |
jjg@1116 | 511 | /** |
jjg@1116 | 512 | * Is bootclasspath the default? |
jjg@1116 | 513 | */ |
jjg@1116 | 514 | private boolean isDefaultBootClassPath; |
jjg@1116 | 515 | |
jjg@1116 | 516 | BootClassPathLocationHandler() { |
jjg@1116 | 517 | super(StandardLocation.PLATFORM_CLASS_PATH, |
jjg@1157 | 518 | Option.BOOTCLASSPATH, Option.XBOOTCLASSPATH, |
jjg@1157 | 519 | Option.XBOOTCLASSPATH_PREPEND, |
jjg@1157 | 520 | Option.XBOOTCLASSPATH_APPEND, |
jjg@1157 | 521 | Option.ENDORSEDDIRS, Option.DJAVA_ENDORSED_DIRS, |
jjg@1157 | 522 | Option.EXTDIRS, Option.DJAVA_EXT_DIRS); |
jjg@1116 | 523 | } |
jjg@1116 | 524 | |
jjg@1116 | 525 | boolean isDefault() { |
duke@1 | 526 | lazy(); |
jjg@1116 | 527 | return isDefaultBootClassPath; |
duke@1 | 528 | } |
jjg@1116 | 529 | |
jjg@1116 | 530 | boolean isDefaultRtJar(File file) { |
jjg@1116 | 531 | lazy(); |
jjg@1116 | 532 | return file.equals(defaultBootClassPathRtJar); |
jjg@1116 | 533 | } |
jjg@1116 | 534 | |
jjg@1116 | 535 | @Override |
jjg@1157 | 536 | boolean handleOption(Option option, String value) { |
jjg@1116 | 537 | if (!options.contains(option)) |
jjg@1116 | 538 | return false; |
jjg@1116 | 539 | |
jjg@1116 | 540 | option = canonicalize(option); |
jjg@1116 | 541 | optionValues.put(option, value); |
jjg@1116 | 542 | if (option == BOOTCLASSPATH) { |
jjg@1116 | 543 | optionValues.remove(XBOOTCLASSPATH_PREPEND); |
jjg@1116 | 544 | optionValues.remove(XBOOTCLASSPATH_APPEND); |
jjg@1116 | 545 | } |
jjg@1116 | 546 | searchPath = null; // reset to "uninitialized" |
jjg@1116 | 547 | return true; |
jjg@1116 | 548 | } |
jjg@1116 | 549 | // where |
jjg@1116 | 550 | // TODO: would be better if option aliasing was handled at a higher |
jjg@1116 | 551 | // level |
jjg@1157 | 552 | private Option canonicalize(Option option) { |
jjg@1116 | 553 | switch (option) { |
jjg@1116 | 554 | case XBOOTCLASSPATH: |
jjg@1157 | 555 | return Option.BOOTCLASSPATH; |
jjg@1116 | 556 | case DJAVA_ENDORSED_DIRS: |
jjg@1157 | 557 | return Option.ENDORSEDDIRS; |
jjg@1116 | 558 | case DJAVA_EXT_DIRS: |
jjg@1157 | 559 | return Option.EXTDIRS; |
jjg@1116 | 560 | default: |
jjg@1116 | 561 | return option; |
jjg@1116 | 562 | } |
jjg@1116 | 563 | } |
jjg@1116 | 564 | |
jjg@1116 | 565 | @Override |
jjg@1116 | 566 | Collection<File> getLocation() { |
jjg@1116 | 567 | lazy(); |
jjg@1116 | 568 | return searchPath; |
jjg@1116 | 569 | } |
jjg@1116 | 570 | |
jjg@1116 | 571 | @Override |
jjg@1116 | 572 | void setLocation(Iterable<? extends File> files) { |
jjg@1116 | 573 | if (files == null) { |
jjg@1116 | 574 | searchPath = null; // reset to "uninitialized" |
jjg@1116 | 575 | } else { |
jjg@1116 | 576 | defaultBootClassPathRtJar = null; |
jjg@1116 | 577 | isDefaultBootClassPath = false; |
jjg@1116 | 578 | Path p = new Path().addFiles(files, false); |
jjg@1116 | 579 | searchPath = Collections.unmodifiableCollection(p); |
jjg@1116 | 580 | optionValues.clear(); |
jjg@1116 | 581 | } |
jjg@1116 | 582 | } |
jjg@1116 | 583 | |
jjg@1116 | 584 | Path computePath() { |
jjg@1116 | 585 | defaultBootClassPathRtJar = null; |
jjg@1116 | 586 | Path path = new Path(); |
jjg@1116 | 587 | |
jjg@1116 | 588 | String bootclasspathOpt = optionValues.get(BOOTCLASSPATH); |
jjg@1116 | 589 | String endorseddirsOpt = optionValues.get(ENDORSEDDIRS); |
jjg@1116 | 590 | String extdirsOpt = optionValues.get(EXTDIRS); |
jjg@1116 | 591 | String xbootclasspathPrependOpt = optionValues.get(XBOOTCLASSPATH_PREPEND); |
jjg@1116 | 592 | String xbootclasspathAppendOpt = optionValues.get(XBOOTCLASSPATH_APPEND); |
jjg@1116 | 593 | |
jjg@1116 | 594 | path.addFiles(xbootclasspathPrependOpt); |
jjg@1116 | 595 | |
jjg@1116 | 596 | if (endorseddirsOpt != null) |
jjg@1116 | 597 | path.addDirectories(endorseddirsOpt); |
jjg@1116 | 598 | else |
jjg@1116 | 599 | path.addDirectories(System.getProperty("java.endorsed.dirs"), false); |
jjg@1116 | 600 | |
jjg@1116 | 601 | if (bootclasspathOpt != null) { |
jjg@1116 | 602 | path.addFiles(bootclasspathOpt); |
jjg@1116 | 603 | } else { |
jjg@1116 | 604 | // Standard system classes for this compiler's release. |
jjg@1116 | 605 | String files = System.getProperty("sun.boot.class.path"); |
jjg@1116 | 606 | path.addFiles(files, false); |
jjg@1116 | 607 | File rt_jar = new File("rt.jar"); |
jjg@1116 | 608 | for (File file : getPathEntries(files)) { |
jjg@1116 | 609 | if (new File(file.getName()).equals(rt_jar)) |
jjg@1116 | 610 | defaultBootClassPathRtJar = file; |
jjg@1116 | 611 | } |
jjg@1116 | 612 | } |
jjg@1116 | 613 | |
jjg@1116 | 614 | path.addFiles(xbootclasspathAppendOpt); |
jjg@1116 | 615 | |
jjg@1116 | 616 | // Strictly speaking, standard extensions are not bootstrap |
jjg@1116 | 617 | // classes, but we treat them identically, so we'll pretend |
jjg@1116 | 618 | // that they are. |
jjg@1116 | 619 | if (extdirsOpt != null) |
jjg@1116 | 620 | path.addDirectories(extdirsOpt); |
jjg@1116 | 621 | else |
jjg@1116 | 622 | path.addDirectories(System.getProperty("java.ext.dirs"), false); |
jjg@1116 | 623 | |
jjg@1116 | 624 | isDefaultBootClassPath = |
jjg@1116 | 625 | (xbootclasspathPrependOpt == null) && |
jjg@1116 | 626 | (bootclasspathOpt == null) && |
jjg@1116 | 627 | (xbootclasspathAppendOpt == null); |
jjg@1116 | 628 | |
jjg@1116 | 629 | return path; |
jjg@1116 | 630 | } |
jjg@1116 | 631 | |
jjg@1116 | 632 | private void lazy() { |
jjg@1116 | 633 | if (searchPath == null) |
jjg@1116 | 634 | searchPath = Collections.unmodifiableCollection(computePath()); |
jjg@1116 | 635 | } |
duke@1 | 636 | } |
duke@1 | 637 | |
jjg@1116 | 638 | Map<Location, LocationHandler> handlersForLocation; |
jjg@1157 | 639 | Map<Option, LocationHandler> handlersForOption; |
duke@1 | 640 | |
jjg@1116 | 641 | void initHandlers() { |
jjg@1116 | 642 | handlersForLocation = new HashMap<Location, LocationHandler>(); |
jjg@1157 | 643 | handlersForOption = new EnumMap<Option, LocationHandler>(Option.class); |
jjg@1116 | 644 | |
jjg@1116 | 645 | LocationHandler[] handlers = { |
jjg@1116 | 646 | new BootClassPathLocationHandler(), |
jjg@1116 | 647 | new ClassPathLocationHandler(), |
jjg@1157 | 648 | new SimpleLocationHandler(StandardLocation.SOURCE_PATH, Option.SOURCEPATH), |
jjg@1157 | 649 | new SimpleLocationHandler(StandardLocation.ANNOTATION_PROCESSOR_PATH, Option.PROCESSORPATH), |
jjg@1157 | 650 | new OutputLocationHandler((StandardLocation.CLASS_OUTPUT), Option.D), |
jjg@1230 | 651 | new OutputLocationHandler((StandardLocation.SOURCE_OUTPUT), Option.S), |
jjg@1230 | 652 | new OutputLocationHandler((StandardLocation.NATIVE_HEADER_OUTPUT), Option.H) |
jjg@1116 | 653 | }; |
jjg@1116 | 654 | |
jjg@1116 | 655 | for (LocationHandler h: handlers) { |
jjg@1116 | 656 | handlersForLocation.put(h.location, h); |
jjg@1157 | 657 | for (Option o: h.options) |
jjg@1116 | 658 | handlersForOption.put(o, h); |
duke@1 | 659 | } |
duke@1 | 660 | } |
duke@1 | 661 | |
jjg@1157 | 662 | boolean handleOption(Option option, String value) { |
jjg@1116 | 663 | LocationHandler h = handlersForOption.get(option); |
jjg@1116 | 664 | return (h == null ? false : h.handleOption(option, value)); |
jjg@1116 | 665 | } |
duke@1 | 666 | |
jjg@1116 | 667 | Collection<File> getLocation(Location location) { |
jjg@1116 | 668 | LocationHandler h = getHandler(location); |
jjg@1116 | 669 | return (h == null ? null : h.getLocation()); |
jjg@1116 | 670 | } |
jjg@1116 | 671 | |
jjg@1116 | 672 | File getOutputLocation(Location location) { |
jjg@1116 | 673 | if (!location.isOutputLocation()) |
jjg@1116 | 674 | throw new IllegalArgumentException(); |
jjg@1116 | 675 | LocationHandler h = getHandler(location); |
jjg@1116 | 676 | return ((OutputLocationHandler) h).outputDir; |
jjg@1116 | 677 | } |
jjg@1116 | 678 | |
jjg@1116 | 679 | void setLocation(Location location, Iterable<? extends File> files) throws IOException { |
jjg@1116 | 680 | LocationHandler h = getHandler(location); |
jjg@1116 | 681 | if (h == null) { |
jjg@1116 | 682 | if (location.isOutputLocation()) |
jjg@1116 | 683 | h = new OutputLocationHandler(location); |
jjg@1116 | 684 | else |
jjg@1116 | 685 | h = new SimpleLocationHandler(location); |
jjg@1116 | 686 | handlersForLocation.put(location, h); |
jjg@1116 | 687 | } |
jjg@1116 | 688 | h.setLocation(files); |
jjg@1116 | 689 | } |
jjg@1116 | 690 | |
jjg@1116 | 691 | protected LocationHandler getHandler(Location location) { |
jjg@1116 | 692 | location.getClass(); // null check |
jjg@1116 | 693 | lazy(); |
jjg@1116 | 694 | return handlersForLocation.get(location); |
jjg@1116 | 695 | } |
jjg@1116 | 696 | |
jjg@1116 | 697 | // TOGO |
jjg@1116 | 698 | protected void lazy() { |
jjg@1116 | 699 | if (!inited) { |
jjg@1116 | 700 | warn = lint.isEnabled(Lint.LintCategory.PATH); |
jjg@1116 | 701 | |
jjg@1116 | 702 | for (LocationHandler h: handlersForLocation.values()) { |
jjg@1116 | 703 | h.update(options); |
duke@1 | 704 | } |
jjg@1116 | 705 | |
jjg@1116 | 706 | inited = true; |
duke@1 | 707 | } |
duke@1 | 708 | } |
duke@1 | 709 | |
duke@1 | 710 | /** Is this the name of an archive file? */ |
jjg@106 | 711 | private boolean isArchive(File file) { |
duke@1 | 712 | String n = file.getName().toLowerCase(); |
jjg@106 | 713 | return fsInfo.isFile(file) |
duke@1 | 714 | && (n.endsWith(".jar") || n.endsWith(".zip")); |
duke@1 | 715 | } |
darcy@497 | 716 | |
darcy@497 | 717 | /** |
darcy@497 | 718 | * Utility method for converting a search path string to an array |
darcy@497 | 719 | * of directory and JAR file URLs. |
darcy@497 | 720 | * |
darcy@497 | 721 | * Note that this method is called by apt and the DocletInvoker. |
darcy@497 | 722 | * |
darcy@497 | 723 | * @param path the search path string |
darcy@497 | 724 | * @return the resulting array of directory and JAR file URLs |
darcy@497 | 725 | */ |
darcy@497 | 726 | public static URL[] pathToURLs(String path) { |
darcy@497 | 727 | StringTokenizer st = new StringTokenizer(path, File.pathSeparator); |
darcy@497 | 728 | URL[] urls = new URL[st.countTokens()]; |
darcy@497 | 729 | int count = 0; |
darcy@497 | 730 | while (st.hasMoreTokens()) { |
darcy@497 | 731 | URL url = fileToURL(new File(st.nextToken())); |
darcy@497 | 732 | if (url != null) { |
darcy@497 | 733 | urls[count++] = url; |
darcy@497 | 734 | } |
darcy@497 | 735 | } |
jjg@1339 | 736 | urls = Arrays.copyOf(urls, count); |
darcy@497 | 737 | return urls; |
darcy@497 | 738 | } |
darcy@497 | 739 | |
darcy@497 | 740 | /** |
darcy@497 | 741 | * Returns the directory or JAR file URL corresponding to the specified |
darcy@497 | 742 | * local file name. |
darcy@497 | 743 | * |
darcy@497 | 744 | * @param file the File object |
darcy@497 | 745 | * @return the resulting directory or JAR file URL, or null if unknown |
darcy@497 | 746 | */ |
darcy@497 | 747 | private static URL fileToURL(File file) { |
darcy@497 | 748 | String name; |
darcy@497 | 749 | try { |
darcy@497 | 750 | name = file.getCanonicalPath(); |
darcy@497 | 751 | } catch (IOException e) { |
darcy@497 | 752 | name = file.getAbsolutePath(); |
darcy@497 | 753 | } |
darcy@497 | 754 | name = name.replace(File.separatorChar, '/'); |
darcy@497 | 755 | if (!name.startsWith("/")) { |
darcy@497 | 756 | name = "/" + name; |
darcy@497 | 757 | } |
darcy@497 | 758 | // If the file does not exist, then assume that it's a directory |
darcy@497 | 759 | if (!file.isFile()) { |
darcy@497 | 760 | name = name + "/"; |
darcy@497 | 761 | } |
darcy@497 | 762 | try { |
darcy@497 | 763 | return new URL("file", "", name); |
darcy@497 | 764 | } catch (MalformedURLException e) { |
darcy@497 | 765 | throw new IllegalArgumentException(file.toString()); |
darcy@497 | 766 | } |
darcy@497 | 767 | } |
duke@1 | 768 | } |