docs: public static void main(String[] args) {
          if (args.length < 2) {
              usage();
              System.exit(1);
          }
  
          String jarPath = args[0];
          String outputDirPath = args[1];
          
          String[] filters;
          if (args.length == 2) {
              filters = new String[]{".*"};
          } else {
              filters = new String[args.length-2];
              System.arraycopy(args, 2, filters, 0, filters.length);
          }
          
          System.exit(convert(jarPath, outputDirPath, filters));
      }