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src/jdk.jpackage/share/classes/jdk/jpackage/internal/JLinkBundlerHelper.java

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  28 import java.io.File;
  29 import java.io.IOException;
  30 import java.io.StringReader;
  31 import java.nio.file.Files;
  32 import java.nio.file.Path;
  33 import java.text.MessageFormat;
  34 import java.util.Collection;
  35 import java.util.Collections;
  36 import java.util.EnumSet;
  37 import java.util.HashMap;
  38 import java.util.HashSet;
  39 import java.util.Iterator;
  40 import java.util.LinkedHashMap;
  41 import java.util.LinkedHashSet;
  42 import java.util.List;
  43 import java.util.Map;
  44 import java.util.Properties;
  45 import java.util.ResourceBundle;
  46 import java.util.Set;
  47 import java.util.Optional;





  48 import java.lang.module.ModuleDescriptor;
  49 import java.lang.module.ModuleFinder;
  50 import java.lang.module.ModuleReference;
  51 
  52 import jdk.tools.jlink.internal.packager.AppRuntimeImageBuilder;
  53 
  54 final class JLinkBundlerHelper {
  55 
  56     private static final ResourceBundle I18N = ResourceBundle.getBundle(
  57             "jdk.jpackage.internal.resources.MainResources");
  58     private static final String JRE_MODULES_FILENAME =
  59             "jdk/jpackage/internal/resources/jre.list";
  60     private static final String SERVER_JRE_MODULES_FILENAME =
  61             "jdk/jpackage/internal/resources/jre.module.list";
  62 
  63     private JLinkBundlerHelper() {}
  64 
  65     @SuppressWarnings("unchecked")
  66     static final BundlerParamInfo<String> JLINK_BUILDER =
  67             new StandardBundlerParam<>(


 165 
 166             if (index > 0) {
 167                 result = mainModule.substring(0, index);
 168             } else {
 169                 result = mainModule;
 170             }
 171         }
 172 
 173         return result;
 174     }
 175 
 176     static String getJDKVersion(Map<String, ? super Object> params) {
 177         String result = "";
 178         List<Path> modulePath =
 179                 StandardBundlerParam.MODULE_PATH.fetchFrom(params);
 180         Set<String> limitModules =
 181                 StandardBundlerParam.LIMIT_MODULES.fetchFrom(params);
 182         Path javaBasePath = findPathOfModule(modulePath, "java.base.jmod");
 183         Set<String> addModules = getValidModules(modulePath,
 184                 StandardBundlerParam.ADD_MODULES.fetchFrom(params),
 185                 limitModules, true);
 186 
 187 
 188         if (javaBasePath != null && javaBasePath.toFile().exists()) {
 189             result = getModuleVersion(javaBasePath.toFile(),
 190                     modulePath, addModules, limitModules);
 191         }
 192 
 193         return result;
 194     }
 195 
 196     static Path getJDKHome(Map<String, ? super Object> params) {
 197         Path result = null;
 198         List<Path> modulePath =
 199                 StandardBundlerParam.MODULE_PATH.fetchFrom(params);
 200         Path javaBasePath = findPathOfModule(modulePath, "java.base.jmod");
 201 
 202         if (javaBasePath != null && javaBasePath.toFile().exists()) {
 203             result = javaBasePath.getParent();
 204 
 205             // On a developer build the JDK Home isn't where we expect it


 213                     final String exe =
 214                             (Platform.getPlatform() == Platform.WINDOWS) ?
 215                             ".exe" : "";
 216                     Path javaExe = bin.resolve("java" + exe);
 217 
 218                     if (Files.exists(javaExe)) {
 219                         found = true;
 220                     }
 221                 }
 222 
 223                 if (!found) {
 224                     result = result.resolve(".." + File.separator + "jdk");
 225                 }
 226             }
 227         }
 228 
 229         return result;
 230     }
 231 
 232     private static Set<String> getValidModules(List<Path> modulePath,
 233             Set<String> addModules, Set<String> limitModules,
 234             boolean forJRE) {
 235         ModuleHelper moduleHelper = new ModuleHelper(
 236                 modulePath, addModules, limitModules, forJRE);
 237         return removeInvalidModules(modulePath, moduleHelper.modules());
 238     }
 239 
 240     static void execute(Map<String, ? super Object> params,
 241             AbstractAppImageBuilder imageBuilder)
 242             throws IOException, Exception {
 243         List<Path> modulePath =
 244                 StandardBundlerParam.MODULE_PATH.fetchFrom(params);
 245         Set<String> addModules =
 246                 StandardBundlerParam.ADD_MODULES.fetchFrom(params);
 247         Set<String> limitModules =
 248                 StandardBundlerParam.LIMIT_MODULES.fetchFrom(params);
 249         boolean stripNativeCommands =
 250                 StandardBundlerParam.STRIP_NATIVE_COMMANDS.fetchFrom(params);
 251         Path outputDir = imageBuilder.getRoot();
 252         String excludeFileList = imageBuilder.getExcludeFileList();
 253         File mainJar = getMainJar(params);
 254         ModFile.ModType mainJarType = ModFile.ModType.Unknown;
 255 
 256         if (mainJar != null) {
 257             mainJarType = new ModFile(mainJar).getModType();
 258         } else if (StandardBundlerParam.MODULE.fetchFrom(params) == null) {
 259             // user specified only main class, all jars will be on the classpath
 260             mainJarType = ModFile.ModType.UnnamedJar;
 261         }
 262 
 263         // Modules
 264 
 265         // The default for an unnamed jar is ALL_DEFAULT with the
 266         // non-valid modules removed.
 267         if (mainJarType == ModFile.ModType.UnnamedJar) {
 268             addModules.add(ModuleHelper.ALL_RUNTIME);
 269         } else if (mainJarType == ModFile.ModType.Unknown ||

 270                 mainJarType == ModFile.ModType.ModularJar) {
 271             String mainModule = getMainModule(params);
 272             addModules.add(mainModule);
 273         }
 274         addModules.addAll(getValidModules(
 275                 modulePath, addModules, limitModules, false));
 276 
 277         Log.verbose(MessageFormat.format(
 278                 I18N.getString("message.modules"), addModules.toString()));
 279 
 280         AppRuntimeImageBuilder appRuntimeBuilder = new AppRuntimeImageBuilder();
 281         appRuntimeBuilder.setOutputDir(outputDir);
 282         appRuntimeBuilder.setModulePath(modulePath);
 283         appRuntimeBuilder.setAddModules(addModules);
 284         appRuntimeBuilder.setLimitModules(limitModules);
 285         appRuntimeBuilder.setExcludeFileList(excludeFileList);
 286         appRuntimeBuilder.setStripNativeCommands(stripNativeCommands);
 287         appRuntimeBuilder.setUserArguments(new HashMap<String,String>());
 288 
 289         appRuntimeBuilder.build();
 290         imageBuilder.prepareApplicationFiles();
 291     }
 292 
 293     static void generateJre(Map<String, ? super Object> params,
 294             AbstractAppImageBuilder imageBuilder)
 295             throws IOException, Exception {
 296         List<Path> modulePath =
 297                 StandardBundlerParam.MODULE_PATH.fetchFrom(params);
 298         Set<String> addModules =
 299                 StandardBundlerParam.ADD_MODULES.fetchFrom(params);
 300         Set<String> limitModules =
 301                 StandardBundlerParam.LIMIT_MODULES.fetchFrom(params);
 302         boolean stripNativeCommands =
 303                 StandardBundlerParam.STRIP_NATIVE_COMMANDS.fetchFrom(params);
 304         Path outputDir = imageBuilder.getRoot();
 305         addModules.add(ModuleHelper.ALL_RUNTIME);
 306         Set<String> redistModules = getValidModules(modulePath,
 307                 addModules, limitModules, true);
 308         addModules.addAll(redistModules);
 309 
 310         Log.verbose(MessageFormat.format(
 311                 I18N.getString("message.modules"), addModules.toString()));
 312 
 313         AppRuntimeImageBuilder appRuntimeBuilder = new AppRuntimeImageBuilder();
 314         appRuntimeBuilder.setOutputDir(outputDir);
 315         appRuntimeBuilder.setModulePath(modulePath);
 316         appRuntimeBuilder.setAddModules(addModules);
 317         appRuntimeBuilder.setLimitModules(limitModules);
 318         appRuntimeBuilder.setStripNativeCommands(stripNativeCommands);
 319         appRuntimeBuilder.setExcludeFileList("");
 320         appRuntimeBuilder.setUserArguments(new HashMap<String,String>());
 321 
 322         appRuntimeBuilder.build();
 323         imageBuilder.prepareJreFiles();
 324     }
 325 
 326     // Returns the path to the JDK modules in the user defined module path.
 327     static Path findPathOfModule(
 328             List<Path> modulePath, String moduleName) {
 329         Path result = null;
 330 
 331         for (Path path : modulePath) {
 332             Path moduleNamePath = path.resolve(moduleName);
 333 
 334             if (Files.exists(moduleNamePath)) {
 335                 result = path;
 336                 break;
 337             }
 338         }
 339 
 340         return result;
 341     }
 342 













































 343     private static Set<String> removeInvalidModules(
 344             List<Path> modulePath, Set<String> modules) {
 345         Set<String> result = new LinkedHashSet<String>();
 346         ModuleManager mm = new ModuleManager(modulePath);
 347         List<ModFile> lmodfiles =
 348                 mm.getModules(EnumSet.of(ModuleManager.SearchType.ModularJar,
 349                         ModuleManager.SearchType.Jmod,
 350                         ModuleManager.SearchType.ExplodedModule));
 351 
 352         HashMap<String, ModFile> validModules = new HashMap<>();
 353 
 354         for (ModFile modFile : lmodfiles) {
 355             validModules.put(modFile.getModName(), modFile);
 356         }
 357 
 358         for (String name : modules) {
 359             if (validModules.containsKey(name)) {
 360                 result.add(name);
 361             } else {
 362                 Log.error(MessageFormat.format(


 381             ModuleDescriptor descriptor = mref.get().descriptor();
 382 
 383             if (descriptor != null) {
 384                 Optional<ModuleDescriptor.Version> version =
 385                         descriptor.version();
 386 
 387                 if (version.isPresent()) {
 388                     result = version.get().toString();
 389                 }
 390             }
 391         }
 392 
 393         return result;
 394     }
 395 
 396     private static class ModuleHelper {
 397         // The token for "all modules on the module path".
 398         private static final String ALL_MODULE_PATH = "ALL-MODULE-PATH";
 399 
 400         // The token for "all valid runtime modules".
 401         static final String ALL_RUNTIME = "ALL-RUNTIME";
 402 
 403         private final Set<String> modules = new HashSet<>();
 404         private enum Macros {None, AllModulePath, AllRuntime}
 405 
 406         ModuleHelper(List<Path> paths, Set<String> roots,
 407                 Set<String> limitMods, boolean forJRE) {
 408             Macros macro = Macros.None;

 409 
 410             for (Iterator<String> iterator = roots.iterator();
 411                     iterator.hasNext();) {
 412                 String module = iterator.next();
 413 
 414                 switch (module) {
 415                     case ALL_MODULE_PATH:
 416                         iterator.remove();
 417                         macro = Macros.AllModulePath;
 418                         break;
 419                     case ALL_RUNTIME:
 420                         iterator.remove();
 421                         macro = Macros.AllRuntime;
 422                         break;
 423                     default:
 424                         this.modules.add(module);
 425                 }
 426             }
 427 
 428             switch (macro) {
 429                 case AllModulePath:
 430                     this.modules.addAll(getModuleNamesFromPath(paths));
 431                     break;
 432                 case AllRuntime:
 433                     Set<Module> runtimeModules =
 434                             ModuleLayer.boot().modules();
 435                     for (Module m : runtimeModules) {
 436                         String name = m.getName();
 437                         if (forJRE && isModuleExcludedFromJRE(name)) {
 438                             continue;  // JRE does not include this module
 439                         }
 440                         this.modules.add(name);
 441                     }
 442                     break;
 443             }
 444         }
 445 
 446         Set<String> modules() {
 447             return modules;
 448         }
 449 
 450         private boolean isModuleExcludedFromJRE(String name) {
 451             return false;  // not excluding any modules from JRE at this time
 452         }
 453 
 454         private static Set<String> getModuleNamesFromPath(List<Path> Value) {
 455                 Set<String> result = new LinkedHashSet<String>();
 456                 ModuleManager mm = new ModuleManager(Value);
 457                 List<ModFile> modFiles =
 458                         mm.getModules(
 459                                 EnumSet.of(ModuleManager.SearchType.ModularJar,
 460                                 ModuleManager.SearchType.Jmod,
 461                                 ModuleManager.SearchType.ExplodedModule));
 462 
 463                 for (ModFile modFile : modFiles) {
 464                     result.add(modFile.getModName());
 465                 }
 466 
 467                 return result;
 468         }
 469     }
 470 }


  28 import java.io.File;
  29 import java.io.IOException;
  30 import java.io.StringReader;
  31 import java.nio.file.Files;
  32 import java.nio.file.Path;
  33 import java.text.MessageFormat;
  34 import java.util.Collection;
  35 import java.util.Collections;
  36 import java.util.EnumSet;
  37 import java.util.HashMap;
  38 import java.util.HashSet;
  39 import java.util.Iterator;
  40 import java.util.LinkedHashMap;
  41 import java.util.LinkedHashSet;
  42 import java.util.List;
  43 import java.util.Map;
  44 import java.util.Properties;
  45 import java.util.ResourceBundle;
  46 import java.util.Set;
  47 import java.util.Optional;
  48 import java.util.Arrays;
  49 import java.util.stream.Collectors;
  50 import java.util.stream.Stream;
  51 import java.lang.module.Configuration;
  52 import java.lang.module.ResolvedModule;
  53 import java.lang.module.ModuleDescriptor;
  54 import java.lang.module.ModuleFinder;
  55 import java.lang.module.ModuleReference;
  56 
  57 import jdk.tools.jlink.internal.packager.AppRuntimeImageBuilder;
  58 
  59 final class JLinkBundlerHelper {
  60 
  61     private static final ResourceBundle I18N = ResourceBundle.getBundle(
  62             "jdk.jpackage.internal.resources.MainResources");
  63     private static final String JRE_MODULES_FILENAME =
  64             "jdk/jpackage/internal/resources/jre.list";
  65     private static final String SERVER_JRE_MODULES_FILENAME =
  66             "jdk/jpackage/internal/resources/jre.module.list";
  67 
  68     private JLinkBundlerHelper() {}
  69 
  70     @SuppressWarnings("unchecked")
  71     static final BundlerParamInfo<String> JLINK_BUILDER =
  72             new StandardBundlerParam<>(


 170 
 171             if (index > 0) {
 172                 result = mainModule.substring(0, index);
 173             } else {
 174                 result = mainModule;
 175             }
 176         }
 177 
 178         return result;
 179     }
 180 
 181     static String getJDKVersion(Map<String, ? super Object> params) {
 182         String result = "";
 183         List<Path> modulePath =
 184                 StandardBundlerParam.MODULE_PATH.fetchFrom(params);
 185         Set<String> limitModules =
 186                 StandardBundlerParam.LIMIT_MODULES.fetchFrom(params);
 187         Path javaBasePath = findPathOfModule(modulePath, "java.base.jmod");
 188         Set<String> addModules = getValidModules(modulePath,
 189                 StandardBundlerParam.ADD_MODULES.fetchFrom(params),
 190                 limitModules);
 191 
 192 
 193         if (javaBasePath != null && javaBasePath.toFile().exists()) {
 194             result = getModuleVersion(javaBasePath.toFile(),
 195                     modulePath, addModules, limitModules);
 196         }
 197 
 198         return result;
 199     }
 200 
 201     static Path getJDKHome(Map<String, ? super Object> params) {
 202         Path result = null;
 203         List<Path> modulePath =
 204                 StandardBundlerParam.MODULE_PATH.fetchFrom(params);
 205         Path javaBasePath = findPathOfModule(modulePath, "java.base.jmod");
 206 
 207         if (javaBasePath != null && javaBasePath.toFile().exists()) {
 208             result = javaBasePath.getParent();
 209 
 210             // On a developer build the JDK Home isn't where we expect it


 218                     final String exe =
 219                             (Platform.getPlatform() == Platform.WINDOWS) ?
 220                             ".exe" : "";
 221                     Path javaExe = bin.resolve("java" + exe);
 222 
 223                     if (Files.exists(javaExe)) {
 224                         found = true;
 225                     }
 226                 }
 227 
 228                 if (!found) {
 229                     result = result.resolve(".." + File.separator + "jdk");
 230                 }
 231             }
 232         }
 233 
 234         return result;
 235     }
 236 
 237     private static Set<String> getValidModules(List<Path> modulePath,
 238             Set<String> addModules, Set<String> limitModules) {

 239         ModuleHelper moduleHelper = new ModuleHelper(
 240                 modulePath, addModules, limitModules);
 241         return removeInvalidModules(modulePath, moduleHelper.modules());
 242     }
 243 
 244     static void execute(Map<String, ? super Object> params,
 245             AbstractAppImageBuilder imageBuilder)
 246             throws IOException, Exception {
 247         List<Path> modulePath =
 248                 StandardBundlerParam.MODULE_PATH.fetchFrom(params);
 249         Set<String> addModules =
 250                 StandardBundlerParam.ADD_MODULES.fetchFrom(params);
 251         Set<String> limitModules =
 252                 StandardBundlerParam.LIMIT_MODULES.fetchFrom(params);
 253         boolean stripNativeCommands =
 254                 StandardBundlerParam.STRIP_NATIVE_COMMANDS.fetchFrom(params);
 255         Path outputDir = imageBuilder.getRoot();
 256         String excludeFileList = imageBuilder.getExcludeFileList();
 257         File mainJar = getMainJar(params);
 258         ModFile.ModType mainJarType = ModFile.ModType.Unknown;
 259 
 260         if (mainJar != null) {
 261             mainJarType = new ModFile(mainJar).getModType();
 262         } else if (StandardBundlerParam.MODULE.fetchFrom(params) == null) {
 263             // user specified only main class, all jars will be on the classpath
 264             mainJarType = ModFile.ModType.UnnamedJar;
 265         }
 266 
 267         // Modules
 268 


 269         if (mainJarType == ModFile.ModType.UnnamedJar) {
 270             // The default for an unnamed jar is ALL_DEFAULT
 271             addModules.add(ModuleHelper.ALL_DEFAULT);
 272         } if (mainJarType == ModFile.ModType.Unknown ||
 273                 mainJarType == ModFile.ModType.ModularJar) {
 274             String mainModule = getMainModule(params);
 275             addModules.add(mainModule);
 276         }
 277         addModules.addAll(getValidModules(
 278                 modulePath, addModules, limitModules));
 279 
 280         Log.verbose(MessageFormat.format(
 281                 I18N.getString("message.modules"), addModules.toString()));
 282 
 283         AppRuntimeImageBuilder appRuntimeBuilder = new AppRuntimeImageBuilder();
 284         appRuntimeBuilder.setOutputDir(outputDir);
 285         appRuntimeBuilder.setModulePath(modulePath);
 286         appRuntimeBuilder.setAddModules(addModules);
 287         appRuntimeBuilder.setLimitModules(limitModules);
 288         appRuntimeBuilder.setExcludeFileList(excludeFileList);
 289         appRuntimeBuilder.setStripNativeCommands(stripNativeCommands);
 290         appRuntimeBuilder.setUserArguments(new HashMap<String,String>());
 291 
 292         appRuntimeBuilder.build();
 293         imageBuilder.prepareApplicationFiles();
 294     }
 295 
 296     static void generateJre(Map<String, ? super Object> params,
 297             AbstractAppImageBuilder imageBuilder)
 298             throws IOException, Exception {
 299         List<Path> modulePath =
 300                 StandardBundlerParam.MODULE_PATH.fetchFrom(params);
 301         Set<String> addModules =
 302                 StandardBundlerParam.ADD_MODULES.fetchFrom(params);
 303         Set<String> limitModules =
 304                 StandardBundlerParam.LIMIT_MODULES.fetchFrom(params);
 305         boolean stripNativeCommands =
 306                 StandardBundlerParam.STRIP_NATIVE_COMMANDS.fetchFrom(params);
 307         Path outputDir = imageBuilder.getRoot();
 308         addModules.add(ModuleHelper.ALL_MODULE_PATH);
 309         Set<String> redistModules = getValidModules(modulePath,
 310                 addModules, limitModules);
 311         addModules.addAll(redistModules);
 312 
 313         Log.verbose(MessageFormat.format(
 314                 I18N.getString("message.modules"), addModules.toString()));
 315 
 316         AppRuntimeImageBuilder appRuntimeBuilder = new AppRuntimeImageBuilder();
 317         appRuntimeBuilder.setOutputDir(outputDir);
 318         appRuntimeBuilder.setModulePath(modulePath);
 319         appRuntimeBuilder.setAddModules(addModules);
 320         appRuntimeBuilder.setLimitModules(limitModules);
 321         appRuntimeBuilder.setStripNativeCommands(stripNativeCommands);
 322         appRuntimeBuilder.setExcludeFileList("");
 323         appRuntimeBuilder.setUserArguments(new HashMap<String,String>());
 324 
 325         appRuntimeBuilder.build();
 326         imageBuilder.prepareJreFiles();
 327     }
 328 
 329     // Returns the path to the JDK modules in the user defined module path.
 330     static Path findPathOfModule(
 331             List<Path> modulePath, String moduleName) {
 332         Path result = null;
 333 
 334         for (Path path : modulePath) {
 335             Path moduleNamePath = path.resolve(moduleName);
 336 
 337             if (Files.exists(moduleNamePath)) {
 338                 result = path;
 339                 break;
 340             }
 341         }
 342 
 343         return result;
 344     }
 345 
 346     /*
 347      * Returns the set of modules that would be visible by default for
 348      * a non-modular-aware application consisting of the given elements.
 349      */
 350     private static Set<String> getDefaultModules(
 351             Path[] paths, String[] addModules) {
 352 
 353         // the modules in the run-time image that export an API
 354         Stream<String> systemRoots = ModuleFinder.ofSystem().findAll().stream()
 355                 .map(ModuleReference::descriptor)
 356                 .filter(descriptor -> exportsAPI(descriptor))
 357                 .map(ModuleDescriptor::name);
 358 
 359         Set<String> roots;
 360         if (addModules == null || addModules.length == 0) {
 361             roots = systemRoots.collect(Collectors.toSet());
 362         } else {
 363             var extraRoots =  Stream.of(addModules);
 364             roots = Stream.concat(systemRoots,
 365                     extraRoots).collect(Collectors.toSet());
 366         }
 367 
 368         ModuleFinder finder = ModuleFinder.ofSystem();
 369         if (paths != null && paths.length > 0) {
 370             finder = ModuleFinder.compose(finder, ModuleFinder.of(paths));
 371         }
 372         return Configuration.empty()
 373                 .resolveAndBind(finder, ModuleFinder.of(), roots)
 374                 .modules()
 375                 .stream()
 376                 .map(ResolvedModule::name)
 377                 .collect(Collectors.toSet());
 378     } 
 379 
 380     /*
 381      * Returns true if the given module exports an API to all module.
 382      */
 383     private static boolean exportsAPI(ModuleDescriptor descriptor) {
 384         return descriptor.exports()
 385                 .stream()
 386                 .filter(e -> !e.isQualified())
 387                 .findAny()
 388                 .isPresent();
 389     }
 390 
 391     private static Set<String> removeInvalidModules(
 392             List<Path> modulePath, Set<String> modules) {
 393         Set<String> result = new LinkedHashSet<String>();
 394         ModuleManager mm = new ModuleManager(modulePath);
 395         List<ModFile> lmodfiles =
 396                 mm.getModules(EnumSet.of(ModuleManager.SearchType.ModularJar,
 397                         ModuleManager.SearchType.Jmod,
 398                         ModuleManager.SearchType.ExplodedModule));
 399 
 400         HashMap<String, ModFile> validModules = new HashMap<>();
 401 
 402         for (ModFile modFile : lmodfiles) {
 403             validModules.put(modFile.getModName(), modFile);
 404         }
 405 
 406         for (String name : modules) {
 407             if (validModules.containsKey(name)) {
 408                 result.add(name);
 409             } else {
 410                 Log.error(MessageFormat.format(


 429             ModuleDescriptor descriptor = mref.get().descriptor();
 430 
 431             if (descriptor != null) {
 432                 Optional<ModuleDescriptor.Version> version =
 433                         descriptor.version();
 434 
 435                 if (version.isPresent()) {
 436                     result = version.get().toString();
 437                 }
 438             }
 439         }
 440 
 441         return result;
 442     }
 443 
 444     private static class ModuleHelper {
 445         // The token for "all modules on the module path".
 446         private static final String ALL_MODULE_PATH = "ALL-MODULE-PATH";
 447 
 448         // The token for "all valid runtime modules".
 449         static final String ALL_DEFAULT = "ALL-DEFAULT";
 450 
 451         private final Set<String> modules = new HashSet<>();
 452         private enum Macros {None, AllModulePath, AllRuntime}
 453 
 454         ModuleHelper(List<Path> paths, Set<String> addModules,
 455                 Set<String> limitModules) {
 456             boolean addAllModulePath = false;
 457             boolean addDefaultMods = false;
 458             
 459             for (Iterator<String> iterator = addModules.iterator();
 460                     iterator.hasNext();) {
 461                 String module = iterator.next();
 462 
 463                 switch (module) {
 464                     case ALL_MODULE_PATH:
 465                         iterator.remove();
 466                         addAllModulePath = true;
 467                         break;
 468                     case ALL_DEFAULT:
 469                         iterator.remove();
 470                         addDefaultMods = true;
 471                         break;
 472                     default:
 473                         this.modules.add(module);
 474                 }
 475             }
 476 
 477             if (addAllModulePath) {

 478                 this.modules.addAll(getModuleNamesFromPath(paths));
 479             } else if (addDefaultMods) {
 480                 this.modules.addAll(getDefaultModules(
 481                         paths.toArray(new Path[0]),
 482                         addModules.toArray(new String[0])));








 483             }
 484         }
 485 
 486         Set<String> modules() {
 487             return modules;
 488         }
 489 




 490         private static Set<String> getModuleNamesFromPath(List<Path> Value) {
 491             Set<String> result = new LinkedHashSet<String>();
 492             ModuleManager mm = new ModuleManager(Value);
 493             List<ModFile> modFiles = mm.getModules(

 494                     EnumSet.of(ModuleManager.SearchType.ModularJar,
 495                     ModuleManager.SearchType.Jmod,
 496                     ModuleManager.SearchType.ExplodedModule));
 497 
 498             for (ModFile modFile : modFiles) {
 499                 result.add(modFile.getModName());
 500             }

 501             return result;
 502         }
 503     }
 504 }
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