code: static String parse(final byte content[], final Metadata metadata, final int limit) throws TikaException, IOException {
          // check that its not unprivileged code like a script
          SecurityManager sm = System.getSecurityManager();
          if (sm != null) {
              sm.checkPermission(new SpecialPermission());
          }
  
          try {
              return AccessController.doPrivileged(new PrivilegedExceptionAction<String>() {
                  @Override
                  public String run() throws TikaException, IOException {
                      return TIKA_INSTANCE.parseToString(StreamInput.wrap(content), metadata, limit);
                  }
              });
          } catch (PrivilegedActionException e) {
              // checked exception from tika: unbox it
              Throwable cause = e.getCause();
              if (cause instanceof TikaException) {
                  throw (TikaException) cause;
              } else if (cause instanceof IOException) {
                  throw (IOException) cause;
              } else {
                  throw new AssertionError(cause);
              }
          }
      }
docs: only package private for testing!