1 /*
2 * Copyright (c) 2018, 2019, Oracle and/or its affiliates. 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. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25 package jdk.jpackage.internal;
26
27 import java.io.File;
28 import java.io.FileInputStream;
29 import java.io.IOException;
30 import java.nio.file.Files;
31 import java.nio.file.Path;
32 import java.text.MessageFormat;
33 import java.util.ArrayList;
34 import java.util.Arrays;
35 import java.util.Collection;
36 import java.util.EnumSet;
37 import java.util.HashMap;
38 import java.util.HashSet;
39 import java.util.List;
40 import java.util.Map;
41 import java.util.Set;
42 import java.util.Properties;
43 import java.util.ResourceBundle;
44 import java.util.jar.Attributes;
45 import java.util.jar.JarFile;
46 import java.util.jar.Manifest;
47 import java.util.stream.Stream;
48 import java.util.regex.Matcher;
49 import java.util.regex.Pattern;
50
51 /**
52 * Arguments
53 *
54 * This class encapsulates and processes the command line arguments,
55 * in effect, implementing all the work of jpackage tool.
56 *
57 * The primary entry point, processArguments():
58 * Processes and validates command line arguments, constructing DeployParams.
59 * Validates the DeployParams, and generate the BundleParams.
60 * Generates List of Bundlers from BundleParams valid for this platform.
61 * Executes each Bundler in the list.
62 */
63 public class Arguments {
64 private static final ResourceBundle I18N = ResourceBundle.getBundle(
65 "jdk.jpackage.internal.resources.MainResources");
66
67 private static final String FA_EXTENSIONS = "extension";
68 private static final String FA_CONTENT_TYPE = "mime-type";
69 private static final String FA_DESCRIPTION = "description";
70 private static final String FA_ICON = "icon";
71
72 // regexp for parsing args (for example, for additional launchers)
73 private static Pattern pattern = Pattern.compile(
74 "(?:(?:([\"'])(?:\\\\\\1|.)*?(?:\\1|$))|(?:\\\\[\"'\\s]|[^\\s]))++");
75
76 private DeployParams deployParams = null;
77 private String packageType = null;
78
79 private int pos = 0;
80 private List<String> argList = null;
81
82 private List<CLIOptions> allOptions = null;
83
84 private String input = null;
85 private String output = null;
86
87 private boolean hasMainJar = false;
88 private boolean hasMainClass = false;
89 private boolean hasMainModule = false;
90 public boolean userProvidedBuildRoot = false;
91
92 private String buildRoot = null;
93 private String mainJarPath = null;
94
95 private static boolean runtimeInstaller = false;
96
97 private List<AddLauncherArguments> addLaunchers = null;
98
99 private static Map<String, CLIOptions> argIds = new HashMap<>();
100 private static Map<String, CLIOptions> argShortIds = new HashMap<>();
101
102 static {
103 // init maps for parsing arguments
104 (EnumSet.allOf(CLIOptions.class)).forEach(option -> {
105 argIds.put(option.getIdWithPrefix(), option);
106 if (option.getShortIdWithPrefix() != null) {
107 argShortIds.put(option.getShortIdWithPrefix(), option);
108 }
109 });
110 }
111
112 public Arguments(String[] args) {
113 argList = new ArrayList<String>(args.length);
114 for (String arg : args) {
115 argList.add(arg);
116 }
117 Log.verbose ("\njpackage argument list: \n" + argList + "\n");
118 pos = 0;
119
120 deployParams = new DeployParams();
121
122 packageType = null;
123
124 allOptions = new ArrayList<>();
125
126 addLaunchers = new ArrayList<>();
127 }
128
129 // CLIOptions is public for DeployParamsTest
130 public enum CLIOptions {
131 PACKAGE_TYPE("package-type", OptionCategories.PROPERTY, () -> {
132 context().packageType = popArg();
133 context().deployParams.setTargetFormat(context().packageType);
134 }),
135
136 INPUT ("input", "i", OptionCategories.PROPERTY, () -> {
137 context().input = popArg();
138 setOptionValue("input", context().input);
139 }),
140
141 OUTPUT ("output", "o", OptionCategories.PROPERTY, () -> {
142 context().output = popArg();
143 context().deployParams.setOutput(new File(context().output));
144 }),
145
146 DESCRIPTION ("description", "d", OptionCategories.PROPERTY),
147
148 VENDOR ("vendor", OptionCategories.PROPERTY),
149
150 APPCLASS ("main-class", OptionCategories.PROPERTY, () -> {
151 context().hasMainClass = true;
152 setOptionValue("main-class", popArg());
153 }),
154
155 NAME ("name", "n", OptionCategories.PROPERTY),
156
157 IDENTIFIER ("identifier", OptionCategories.PROPERTY),
158
159 VERBOSE ("verbose", OptionCategories.PROPERTY, () -> {
160 setOptionValue("verbose", true);
161 Log.setVerbose();
162 }),
163
164 RESOURCE_DIR("resource-dir",
165 OptionCategories.PROPERTY, () -> {
166 String resourceDir = popArg();
167 setOptionValue("resource-dir", resourceDir);
168 }),
169
170 ARGUMENTS ("arguments", OptionCategories.PROPERTY, () -> {
171 List<String> arguments = getArgumentList(popArg());
172 setOptionValue("arguments", arguments);
173 }),
174
175 ICON ("icon", OptionCategories.PROPERTY),
176
177 COPYRIGHT ("copyright", OptionCategories.PROPERTY),
178
179 LICENSE_FILE ("license-file", OptionCategories.PROPERTY),
180
181 VERSION ("app-version", OptionCategories.PROPERTY),
182
183 RELEASE ("linux-app-release", OptionCategories.PROPERTY),
184
185 JAVA_OPTIONS ("java-options", OptionCategories.PROPERTY, () -> {
186 List<String> args = getArgumentList(popArg());
187 args.forEach(a -> setOptionValue("java-options", a));
188 }),
189
190 FILE_ASSOCIATIONS ("file-associations",
191 OptionCategories.PROPERTY, () -> {
192 Map<String, ? super Object> args = new HashMap<>();
193
194 // load .properties file
195 Map<String, String> initialMap = getPropertiesFromFile(popArg());
196
197 String ext = initialMap.get(FA_EXTENSIONS);
198 if (ext != null) {
199 args.put(StandardBundlerParam.FA_EXTENSIONS.getID(), ext);
200 }
201
202 String type = initialMap.get(FA_CONTENT_TYPE);
203 if (type != null) {
204 args.put(StandardBundlerParam.FA_CONTENT_TYPE.getID(), type);
205 }
206
207 String desc = initialMap.get(FA_DESCRIPTION);
208 if (desc != null) {
209 args.put(StandardBundlerParam.FA_DESCRIPTION.getID(), desc);
210 }
211
212 String icon = initialMap.get(FA_ICON);
213 if (icon != null) {
214 args.put(StandardBundlerParam.FA_ICON.getID(), icon);
215 }
216
217 ArrayList<Map<String, ? super Object>> associationList =
218 new ArrayList<Map<String, ? super Object>>();
219
220 associationList.add(args);
221
222 // check that we really add _another_ value to the list
223 setOptionValue("file-associations", associationList);
224
225 }),
226
227 ADD_LAUNCHER ("add-launcher",
228 OptionCategories.PROPERTY, () -> {
229 String spec = popArg();
230 String name = null;
231 String filename = spec;
232 if (spec.contains("=")) {
233 String[] values = spec.split("=", 2);
234 name = values[0];
235 filename = values[1];
236 }
237 context().addLaunchers.add(
238 new AddLauncherArguments(name, filename));
239 }),
240
241 TEMP_ROOT ("temp-root", OptionCategories.PROPERTY, () -> {
242 context().buildRoot = popArg();
243 context().userProvidedBuildRoot = true;
244 setOptionValue("temp-root", context().buildRoot);
245 }),
246
247 INSTALL_DIR ("install-dir", OptionCategories.PROPERTY),
248
249 PREDEFINED_APP_IMAGE ("app-image", OptionCategories.PROPERTY),
250
251 PREDEFINED_RUNTIME_IMAGE ("runtime-image", OptionCategories.PROPERTY),
252
253 MAIN_JAR ("main-jar", OptionCategories.PROPERTY, () -> {
254 context().mainJarPath = popArg();
255 context().hasMainJar = true;
256 setOptionValue("main-jar", context().mainJarPath);
257 }),
258
259 MODULE ("module", "m", OptionCategories.MODULAR, () -> {
260 context().hasMainModule = true;
261 setOptionValue("module", popArg());
262 }),
263
264 ADD_MODULES ("add-modules", OptionCategories.MODULAR),
265
266 MODULE_PATH ("module-path", "p", OptionCategories.MODULAR),
267
268 MAC_SIGN ("mac-sign", "s", OptionCategories.PLATFORM_MAC, () -> {
269 setOptionValue("mac-sign", true);
270 }),
271
272 MAC_BUNDLE_NAME ("mac-bundle-name", OptionCategories.PLATFORM_MAC),
273
274 MAC_BUNDLE_IDENTIFIER("mac-bundle-identifier",
275 OptionCategories.PLATFORM_MAC),
276
277 MAC_APP_STORE_CATEGORY ("mac-app-store-category",
278 OptionCategories.PLATFORM_MAC),
279
280 MAC_BUNDLE_SIGNING_PREFIX ("mac-bundle-signing-prefix",
281 OptionCategories.PLATFORM_MAC),
282
283 MAC_SIGNING_KEY_NAME ("mac-signing-key-user-name",
284 OptionCategories.PLATFORM_MAC),
285
286 MAC_SIGNING_KEYCHAIN ("mac-signing-keychain",
287 OptionCategories.PLATFORM_MAC),
288
289 MAC_APP_STORE_ENTITLEMENTS ("mac-app-store-entitlements",
290 OptionCategories.PLATFORM_MAC),
291
292 WIN_MENU_HINT ("win-menu", OptionCategories.PLATFORM_WIN, () -> {
293 setOptionValue("win-menu", true);
294 }),
295
296 WIN_MENU_GROUP ("win-menu-group", OptionCategories.PLATFORM_WIN),
297
298 WIN_SHORTCUT_HINT ("win-shortcut",
299 OptionCategories.PLATFORM_WIN, () -> {
300 setOptionValue("win-shortcut", true);
301 }),
302
303 WIN_PER_USER_INSTALLATION ("win-per-user-install",
304 OptionCategories.PLATFORM_WIN, () -> {
305 setOptionValue("win-per-user-install", false);
306 }),
307
308 WIN_DIR_CHOOSER ("win-dir-chooser",
309 OptionCategories.PLATFORM_WIN, () -> {
310 setOptionValue("win-dir-chooser", true);
311 }),
312
313 WIN_UPGRADE_UUID ("win-upgrade-uuid",
314 OptionCategories.PLATFORM_WIN),
315
316 WIN_CONSOLE_HINT ("win-console", OptionCategories.PLATFORM_WIN, () -> {
317 setOptionValue("win-console", true);
318 }),
319
320 LINUX_BUNDLE_NAME ("linux-bundle-name",
321 OptionCategories.PLATFORM_LINUX),
322
323 LINUX_DEB_MAINTAINER ("linux-deb-maintainer",
324 OptionCategories.PLATFORM_LINUX),
325
326 LINUX_DEB_COPYRIGHT_FILE ("linux-deb-copyright-file",
327 OptionCategories.PLATFORM_LINUX),
328
329 LINUX_CATEGORY ("linux-app-category",
330 OptionCategories.PLATFORM_LINUX),
331
332 LINUX_RPM_LICENSE_TYPE ("linux-rpm-license-type",
333 OptionCategories.PLATFORM_LINUX),
334
335 LINUX_PACKAGE_DEPENDENCIES ("linux-package-deps",
336 OptionCategories.PLATFORM_LINUX),
337
338 LINUX_MENU_GROUP ("linux-menu-group", OptionCategories.PLATFORM_LINUX);
339
340 private final String id;
341 private final String shortId;
342 private final OptionCategories category;
343 private final ArgAction action;
344 private static Arguments argContext;
345
346 private CLIOptions(String id, OptionCategories category) {
347 this(id, null, category, null);
348 }
349
350 private CLIOptions(String id, String shortId,
351 OptionCategories category) {
352 this(id, shortId, category, null);
353 }
354
355 private CLIOptions(String id,
356 OptionCategories category, ArgAction action) {
357 this(id, null, category, action);
358 }
359
360 private CLIOptions(String id, String shortId,
361 OptionCategories category, ArgAction action) {
362 this.id = id;
363 this.shortId = shortId;
364 this.action = action;
365 this.category = category;
366 }
367
368 static void setContext(Arguments context) {
369 argContext = context;
370 }
371
372 public static Arguments context() {
373 if (argContext != null) {
374 return argContext;
375 } else {
376 throw new RuntimeException("Argument context is not set.");
377 }
378 }
379
380 public String getId() {
381 return this.id;
382 }
383
384 String getIdWithPrefix() {
385 return "--" + this.id;
386 }
387
388 String getShortIdWithPrefix() {
389 return this.shortId == null ? null : "-" + this.shortId;
390 }
391
392 void execute() {
393 if (action != null) {
394 action.execute();
395 } else {
396 defaultAction();
397 }
398 }
399
400 private void defaultAction() {
401 context().deployParams.addBundleArgument(id, popArg());
402 }
403
404 private static void setOptionValue(String option, Object value) {
405 context().deployParams.addBundleArgument(option, value);
406 }
407
408 private static String popArg() {
409 nextArg();
410 return (context().pos >= context().argList.size()) ?
411 "" : context().argList.get(context().pos);
412 }
413
414 private static String getArg() {
415 return (context().pos >= context().argList.size()) ?
416 "" : context().argList.get(context().pos);
417 }
418
419 private static void nextArg() {
420 context().pos++;
421 }
422
423 private static boolean hasNextArg() {
424 return context().pos < context().argList.size();
425 }
426 }
427
428 enum OptionCategories {
429 MODULAR,
430 PROPERTY,
431 PLATFORM_MAC,
432 PLATFORM_WIN,
433 PLATFORM_LINUX;
434 }
435
436 public boolean processArguments() {
437 try {
438
439 // init context of arguments
440 CLIOptions.setContext(this);
441
442 // parse cmd line
443 String arg;
444 CLIOptions option;
445 for (; CLIOptions.hasNextArg(); CLIOptions.nextArg()) {
446 arg = CLIOptions.getArg();
447 if ((option = toCLIOption(arg)) != null) {
448 // found a CLI option
449 allOptions.add(option);
450 option.execute();
451 } else {
452 throw new PackagerException("ERR_InvalidOption", arg);
453 }
454 }
455
456 if (hasMainJar && !hasMainClass) {
457 // try to get main-class from manifest
458 String mainClass = getMainClassFromManifest();
459 if (mainClass != null) {
460 CLIOptions.setOptionValue(
461 CLIOptions.APPCLASS.getId(), mainClass);
462 }
463 }
464
465 // display error for arguments that are not supported
466 // for current configuration.
467
468 validateArguments();
469
470 addResources(deployParams, input, mainJarPath);
471
472 List<Map<String, ? super Object>> launchersAsMap =
473 new ArrayList<>();
474
475 for (AddLauncherArguments sl : addLaunchers) {
476 launchersAsMap.add(sl.getLauncherMap());
477 }
478
479 deployParams.addBundleArgument(
480 StandardBundlerParam.ADD_LAUNCHERS.getID(),
481 launchersAsMap);
482
483 // at this point deployParams should be already configured
484
485 deployParams.validate();
486
487 BundleParams bp = deployParams.getBundleParams();
488
489 // validate name(s)
490 ArrayList<String> usedNames = new ArrayList<String>();
491 usedNames.add(bp.getName()); // add main app name
492
493 for (AddLauncherArguments sl : addLaunchers) {
494 Map<String, ? super Object> slMap = sl.getLauncherMap();
495 String slName =
496 (String) slMap.get(Arguments.CLIOptions.NAME.getId());
497 if (slName == null) {
498 throw new PackagerException("ERR_NoAddLauncherName");
499 }
500 // same rules apply to additional launcher names as app name
501 DeployParams.validateName(slName, false);
502 for (String usedName : usedNames) {
503 if (slName.equals(usedName)) {
504 throw new PackagerException("ERR_NoUniqueName");
505 }
506 }
507 usedNames.add(slName);
508 }
509 if (runtimeInstaller && bp.getName() == null) {
510 throw new PackagerException("ERR_NoJreInstallerName");
511 }
512
513 generateBundle(bp.getBundleParamsAsMap());
514 return true;
515 } catch (Exception e) {
516 if (Log.isVerbose()) {
517 Log.verbose(e);
518 } else {
519 String msg1 = e.getMessage();
520 Log.error(msg1);
521 if (e.getCause() != null && e.getCause() != e) {
522 String msg2 = e.getCause().getMessage();
523 if (!msg1.contains(msg2)) {
524 Log.error(msg2);
525 }
526 }
527 }
528 return false;
529 }
530 }
531
532 private void validateArguments() throws PackagerException {
533 String packageType = deployParams.getTargetFormat();
534 String ptype = (packageType != null) ? packageType : "default";
535 boolean imageOnly = (packageType == null);
536 boolean hasAppImage = allOptions.contains(
537 CLIOptions.PREDEFINED_APP_IMAGE);
538 boolean hasRuntime = allOptions.contains(
539 CLIOptions.PREDEFINED_RUNTIME_IMAGE);
540 boolean installerOnly = !imageOnly && hasAppImage;
541 runtimeInstaller = !imageOnly && hasRuntime && !hasAppImage &&
542 !hasMainModule && !hasMainJar;
543
544 for (CLIOptions option : allOptions) {
545 if (!ValidOptions.checkIfSupported(option)) {
546 // includes option valid only on different platform
547 throw new PackagerException("ERR_UnsupportedOption",
548 option.getIdWithPrefix());
549 }
550 if (imageOnly) {
551 if (!ValidOptions.checkIfImageSupported(option)) {
552 throw new PackagerException("ERR_InvalidTypeOption",
553 option.getIdWithPrefix(), packageType);
554 }
555 } else if (installerOnly || runtimeInstaller) {
556 if (!ValidOptions.checkIfInstallerSupported(option)) {
557 if (runtimeInstaller) {
558 throw new PackagerException("ERR_NoInstallerEntryPoint",
559 option.getIdWithPrefix());
560 } else {
561 throw new PackagerException("ERR_InvalidTypeOption",
562 option.getIdWithPrefix(), ptype);
563 }
564 }
565 }
566 }
567 if (installerOnly && hasRuntime) {
568 // note --runtime-image is only for image or runtime installer.
569 throw new PackagerException("ERR_InvalidTypeOption",
570 CLIOptions.PREDEFINED_RUNTIME_IMAGE.getIdWithPrefix(),
571 ptype);
572 }
573 if (hasMainJar && hasMainModule) {
574 throw new PackagerException("ERR_BothMainJarAndModule");
575 }
576 if (imageOnly && !hasMainJar && !hasMainModule) {
577 throw new PackagerException("ERR_NoEntryPoint");
578 }
579 }
580
581 private jdk.jpackage.internal.Bundler getPlatformBundler() {
582 String bundleType = (packageType == null ? "IMAGE" : "INSTALLER");
583
584 for (jdk.jpackage.internal.Bundler bundler :
585 Bundlers.createBundlersInstance().getBundlers(bundleType)) {
586 if ((packageType == null) ||
587 packageType.equalsIgnoreCase(bundler.getID())) {
588 if (bundler.supported(runtimeInstaller)) {
589 return bundler;
590 }
591 }
592 }
593 return null;
594 }
595
596 private void generateBundle(Map<String,? super Object> params)
597 throws PackagerException {
598
599 boolean bundleCreated = false;
600
601 // the temp-root needs to be fetched from the params early,
602 // to prevent each copy of the params (such as may be used for
603 // additional launchers) from generating a separate temp-root when
604 // the default is used (the default is a new temp directory)
605 // The bundler.cleanup() below would not otherwise be able to
606 // clean these extra (and unneeded) temp directories.
607 StandardBundlerParam.TEMP_ROOT.fetchFrom(params);
608
609 // determine what bundler to run
610 jdk.jpackage.internal.Bundler bundler = getPlatformBundler();
611
612 if (bundler == null) {
613 throw new PackagerException("ERR_InvalidInstallerType",
614 deployParams.getTargetFormat());
615 }
616
617 Map<String, ? super Object> localParams = new HashMap<>(params);
618 try {
619 bundler.validate(localParams);
620 File result = bundler.execute(localParams, deployParams.outdir);
621 if (result == null) {
622 throw new PackagerException("MSG_BundlerFailed",
623 bundler.getID(), bundler.getName());
624 }
625 Log.verbose(MessageFormat.format(
626 I18N.getString("message.bundle-created"),
627 bundler.getName()));
628 } catch (ConfigException e) {
629 Log.verbose(e);
630 if (e.getAdvice() != null) {
631 throw new PackagerException(e, "MSG_BundlerConfigException",
632 bundler.getName(), e.getMessage(), e.getAdvice());
633 } else {
634 throw new PackagerException(e,
635 "MSG_BundlerConfigExceptionNoAdvice",
636 bundler.getName(), e.getMessage());
637 }
638 } catch (RuntimeException re) {
639 Log.verbose(re);
640 throw new PackagerException(re, "MSG_BundlerRuntimeException",
641 bundler.getName(), re.toString());
642 } finally {
643 if (userProvidedBuildRoot) {
644 Log.verbose(MessageFormat.format(
645 I18N.getString("message.debug-working-directory"),
646 (new File(buildRoot)).getAbsolutePath()));
647 } else {
648 // always clean up the temporary directory created
649 // when --temp-root option not used.
650 bundler.cleanup(localParams);
651 }
652 }
653 }
654
655 private void addResources(DeployParams deployParams,
656 String inputdir, String mainJar) throws PackagerException {
657
658 if (inputdir == null || inputdir.isEmpty()) {
659 return;
660 }
661
662 File baseDir = new File(inputdir);
663
664 if (!baseDir.isDirectory()) {
665 throw new PackagerException("ERR_InputNotDirectory", inputdir);
666 }
667 if (!baseDir.canRead()) {
668 throw new PackagerException("ERR_CannotReadInputDir", inputdir);
669 }
670
671 List<String> fileNames;
672 fileNames = new ArrayList<>();
673 try (Stream<Path> files = Files.list(baseDir.toPath())) {
674 files.forEach(file -> fileNames.add(
675 file.getFileName().toString()));
676 } catch (IOException e) {
677 Log.error("Unable to add resources: " + e.getMessage());
678 }
679 fileNames.forEach(file -> deployParams.addResource(baseDir, file));
680
681 deployParams.setClasspath(mainJar);
682 }
683
684 static CLIOptions toCLIOption(String arg) {
685 CLIOptions option;
686 if ((option = argIds.get(arg)) == null) {
687 option = argShortIds.get(arg);
688 }
689 return option;
690 }
691
692 static Map<String, String> getPropertiesFromFile(String filename) {
693 Map<String, String> map = new HashMap<>();
694 // load properties file
695 File file = new File(filename);
696 Properties properties = new Properties();
697 try (FileInputStream in = new FileInputStream(file)) {
698 properties.load(in);
699 } catch (IOException e) {
700 Log.error("Exception: " + e.getMessage());
701 }
702
703 for (final String name: properties.stringPropertyNames()) {
704 map.put(name, properties.getProperty(name));
705 }
706
707 return map;
708 }
709
710 static List<String> getArgumentList(String inputString) {
711 List<String> list = new ArrayList<>();
712 if (inputString == null || inputString.isEmpty()) {
713 return list;
714 }
715
716 // The "pattern" regexp attempts to abide to the rule that
717 // strings are delimited by whitespace unless surrounded by
718 // quotes, then it is anything (including spaces) in the quotes.
719 Matcher m = pattern.matcher(inputString);
720 while (m.find()) {
721 String s = inputString.substring(m.start(), m.end()).trim();
722 // Ensure we do not have an empty string. trim() will take care of
723 // whitespace only strings. The regex preserves quotes and escaped
724 // chars so we need to clean them before adding to the List
725 if (!s.isEmpty()) {
726 list.add(unquoteIfNeeded(s));
727 }
728 }
729 return list;
730 }
731
732 private static String unquoteIfNeeded(String in) {
733 if (in == null) {
734 return null;
735 }
736
737 if (in.isEmpty()) {
738 return "";
739 }
740
741 // Use code points to preserve non-ASCII chars
742 StringBuilder sb = new StringBuilder();
743 int codeLen = in.codePointCount(0, in.length());
744 int quoteChar = -1;
745 for (int i = 0; i < codeLen; i++) {
746 int code = in.codePointAt(i);
747 if (code == '"' || code == '\'') {
748 // If quote is escaped make sure to copy it
749 if (i > 0 && in.codePointAt(i - 1) == '\\') {
750 sb.deleteCharAt(sb.length() - 1);
751 sb.appendCodePoint(code);
752 continue;
753 }
754 if (quoteChar != -1) {
755 if (code == quoteChar) {
756 // close quote, skip char
757 quoteChar = -1;
758 } else {
759 sb.appendCodePoint(code);
760 }
761 } else {
762 // opening quote, skip char
763 quoteChar = code;
764 }
765 } else {
766 sb.appendCodePoint(code);
767 }
768 }
769 return sb.toString();
770 }
771
772 private String getMainClassFromManifest() {
773 if (mainJarPath == null ||
774 input == null ) {
775 return null;
776 }
777
778 JarFile jf;
779 try {
780 File file = new File(input, mainJarPath);
781 if (!file.exists()) {
782 return null;
783 }
784 jf = new JarFile(file);
785 Manifest m = jf.getManifest();
786 Attributes attrs = (m != null) ? m.getMainAttributes() : null;
787 if (attrs != null) {
788 return attrs.getValue(Attributes.Name.MAIN_CLASS);
789 }
790 } catch (IOException ignore) {}
791 return null;
792 }
793
794 }