136             Path path = Paths.get(arg);
 137             if (Files.exists(path)) {
 138                 throw taskHelper.newBadArgs("err.dir.exists", path);
 139             }
 140             task.options.packagedModulesPath = path;
 141         }, true, "--keep-packaged-modules"),
 142         new Option<JlinkTask>(true, (task, opt, arg) -> {
 143             task.options.saveoptsfile = arg;
 144         }, "--save-opts"),
 145         new Option<JlinkTask>(false, (task, opt, arg) -> {
 146             task.options.fullVersion = true;
 147         }, true, "--full-version"),};
 148 
 149     private static final String PROGNAME = "jlink";
 150     private final OptionsValues options = new OptionsValues();
 151 
 152     private static final OptionsHelper<JlinkTask> optionsHelper
 153             = taskHelper.newOptionsHelper(JlinkTask.class, recognizedOptions);
 154     private PrintWriter log;
 155 
 156     void setLog(PrintWriter out) {
 157         log = out;
 158         taskHelper.setLog(log);
 159     }
 160 
 161     /**
 162      * Result codes.
 163      */
 164     static final int EXIT_OK = 0, // Completed with no errors.
 165             EXIT_ERROR = 1, // Completed but reported errors.
 166             EXIT_CMDERR = 2, // Bad command-line arguments
 167             EXIT_SYSERR = 3, // System error or resource exhaustion.
 168             EXIT_ABNORMAL = 4;// terminated abnormally
 169 
 170     static class OptionsValues {
 171         boolean help;
 172         String  saveoptsfile;
 173         boolean version;
 174         boolean fullVersion;
 175         List<Path> modulePath = new ArrayList<>();
 176         Set<String> limitMods = new HashSet<>();
 177         Set<String> addMods = new HashSet<>();
 178         Path output;
 179         Path packagedModulesPath;
 180         ByteOrder endian = ByteOrder.nativeOrder();
 181     }
 182 
 183     int run(String[] args) {
 184         if (log == null) {
 185             setLog(new PrintWriter(System.out, true));

 186         }
 187         try {
 188             optionsHelper.handleOptions(this, args);
 189             if (options.help) {
 190                 optionsHelper.showHelp(PROGNAME);
 191                 return EXIT_OK;
 192             }
 193             if (optionsHelper.shouldListPlugins()) {
 194                 optionsHelper.listPlugins();
 195                 return EXIT_OK;
 196             }
 197             if (options.version || options.fullVersion) {
 198                 taskHelper.showVersion(options.fullVersion);
 199                 return EXIT_OK;
 200             }
 201             if (taskHelper.getExistingImage() == null) {
 202                 if (options.modulePath == null || options.modulePath.isEmpty()) {
 203                     throw taskHelper.newBadArgs("err.modulepath.must.be.specified").showUsage(true);
 204                 }
 205                 createImage();

 136             Path path = Paths.get(arg);
 137             if (Files.exists(path)) {
 138                 throw taskHelper.newBadArgs("err.dir.exists", path);
 139             }
 140             task.options.packagedModulesPath = path;
 141         }, true, "--keep-packaged-modules"),
 142         new Option<JlinkTask>(true, (task, opt, arg) -> {
 143             task.options.saveoptsfile = arg;
 144         }, "--save-opts"),
 145         new Option<JlinkTask>(false, (task, opt, arg) -> {
 146             task.options.fullVersion = true;
 147         }, true, "--full-version"),};
 148 
 149     private static final String PROGNAME = "jlink";
 150     private final OptionsValues options = new OptionsValues();
 151 
 152     private static final OptionsHelper<JlinkTask> optionsHelper
 153             = taskHelper.newOptionsHelper(JlinkTask.class, recognizedOptions);
 154     private PrintWriter log;
 155 
 156     void setLog(PrintWriter out, PrintWriter err) {
 157         log = out;
 158         taskHelper.setLog(log);
 159     }
 160 
 161     /**
 162      * Result codes.
 163      */
 164     static final int EXIT_OK = 0, // Completed with no errors.
 165             EXIT_ERROR = 1, // Completed but reported errors.
 166             EXIT_CMDERR = 2, // Bad command-line arguments
 167             EXIT_SYSERR = 3, // System error or resource exhaustion.
 168             EXIT_ABNORMAL = 4;// terminated abnormally
 169 
 170     static class OptionsValues {
 171         boolean help;
 172         String  saveoptsfile;
 173         boolean version;
 174         boolean fullVersion;
 175         List<Path> modulePath = new ArrayList<>();
 176         Set<String> limitMods = new HashSet<>();
 177         Set<String> addMods = new HashSet<>();
 178         Path output;
 179         Path packagedModulesPath;
 180         ByteOrder endian = ByteOrder.nativeOrder();
 181     }
 182 
 183     int run(String[] args) {
 184         if (log == null) {
 185             setLog(new PrintWriter(System.out, true),
 186                    new PrintWriter(System.err, true));
 187         }
 188         try {
 189             optionsHelper.handleOptions(this, args);
 190             if (options.help) {
 191                 optionsHelper.showHelp(PROGNAME);
 192                 return EXIT_OK;
 193             }
 194             if (optionsHelper.shouldListPlugins()) {
 195                 optionsHelper.listPlugins();
 196                 return EXIT_OK;
 197             }
 198             if (options.version || options.fullVersion) {
 199                 taskHelper.showVersion(options.fullVersion);
 200                 return EXIT_OK;
 201             }
 202             if (taskHelper.getExistingImage() == null) {
 203                 if (options.modulePath == null || options.modulePath.isEmpty()) {
 204                     throw taskHelper.newBadArgs("err.modulepath.must.be.specified").showUsage(true);
 205                 }
 206                 createImage();