442
443 if (jdkhome == null && classpath == null) {
444 error("-jdkhome and -classpath not set");
445 }
446
447 if (jdkhome != null && classpath != null) {
448 error("Both -jdkhome and -classpath are set");
449 }
450
451 if (classlistDir == null || modulepath == null) {
452 error("-modulepath or -classlist not set");
453 }
454
455 ClassPath cpath = null;
456 if (jdkhome != null) {
457 cpath = ClassPath.newJDKClassPath(jdkhome);
458 } else if (classpath != null) {
459 cpath = ClassPath.newInstance(classpath);
460 }
461
462 ClassListReader reader = new ClassListReader();
463 Set<Module> modules = reader.loadModulesFrom(new File(classlistDir));
464 Modularizer modularizer = new Modularizer(cpath, new File(modulepath), modules);
465 modularizer.run(update);
466 }
467
468 private static String getOption(String[] args, int index) {
469 if (index < args.length) {
470 return args[index];
471 } else {
472 error(args[index-1] + ": Missing argument");
473 }
474 return null;
475 }
476
477 private static void error(String msg) {
478 System.err.println("ERROR: " + msg);
479 System.out.println(usage());
480 System.exit(-1);
481 }
482
483 private static String usage() {
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442
443 if (jdkhome == null && classpath == null) {
444 error("-jdkhome and -classpath not set");
445 }
446
447 if (jdkhome != null && classpath != null) {
448 error("Both -jdkhome and -classpath are set");
449 }
450
451 if (classlistDir == null || modulepath == null) {
452 error("-modulepath or -classlist not set");
453 }
454
455 ClassPath cpath = null;
456 if (jdkhome != null) {
457 cpath = ClassPath.newJDKClassPath(jdkhome);
458 } else if (classpath != null) {
459 cpath = ClassPath.newInstance(classpath);
460 }
461
462 ClassListReader reader = new ClassListReader(classlistDir, "default");
463 Set<Module> modules = reader.run();
464 Modularizer modularizer = new Modularizer(cpath, new File(modulepath), modules);
465 modularizer.run(update);
466 }
467
468 private static String getOption(String[] args, int index) {
469 if (index < args.length) {
470 return args[index];
471 } else {
472 error(args[index-1] + ": Missing argument");
473 }
474 return null;
475 }
476
477 private static void error(String msg) {
478 System.err.println("ERROR: " + msg);
479 System.out.println(usage());
480 System.exit(-1);
481 }
482
483 private static String usage() {
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