*/
    protected void loadProtocols(final String basePackage) {
        final List<String> subPackages = new ArrayList<>();
        final String path = basePackage.replace('.', '/');
        final ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
        try {
            final Enumeration<URL> resources = classLoader.getResources(path);

            while (resources.hasMoreElements()) {

                            if (!file.delete()) {
                                // sleep for 10ms just in case this is windows holding a file lock
                                try {
                                    Thread.sleep(10);
                                } catch (InterruptedException ie) {
                                    // ignore
                                }

    private final java.util.concurrent.ScheduledExecutorService rotationScheduler =
            java.util.concurrent.Executors.newSingleThreadScheduledExecutor(r -> {
                Thread t = new Thread(r, "SecureKeyManager-Rotation");
                t.setDaemon(true);
                return t;
            });
    private java.util.concurrent.ScheduledFuture<?> rotationTask;

    /**

                case "crawler.hotthread.interval":
                    return "500ms";
                case "crawler.hotthread.snapshots":
                    return "10";
                case "crawler.hotthread.threads":
                    return "3";
                case "crawler.hotthread.timeout":
                    return "30s";
                case "crawler.hotthread.type":
                    return "cpu";

        }
    }

    public void test_process_multipleThreads() throws Exception {
        // Test process method with multiple threads
        ThumbnailGenerator.Options options = new ThumbnailGenerator.Options();
        options.numOfThreads = 4;
        options.cleanup = false;

        // Setup mock components with counter

 * string {@code "Foo<Bar>"}.
 *
 * <p>A {@code CharEscaper} instance is required to be stateless, and safe when used concurrently by
 * multiple threads.
 *
 * <p>Popular escapers are defined as constants in classes like {@link
 * com.google.common.html.HtmlEscapers} and {@link com.google.common.xml.XmlEscapers}. To create

    override fun writeTo(sink: BufferedSink) {
      try {
        var i = 0
        while (i < contentLength()) {
          sink.write(chunk!!)
          sink.flush()
          Thread.sleep(100)
          i += chunk.size
        }
      } catch (e: IOException) {
        ioe = e
      } catch (e: InterruptedException) {
        throw RuntimeException(e)
      }
    }
  }

errors.could_not_delete_logged_in_user=You cannot delete a user who is logged in.
errors.unauthorized_request=Unauthorized request.
errors.failed_to_print_thread_dump=Failed to print a thread dump.
errors.file_is_not_supported={0} is not supported.
errors.plugin_file_is_not_found={0} is not found.
errors.failed_to_install_plugin=Failed to install {0}.
errors.failed_to_find_plugins=Could not find available plugins.

errors.could_not_delete_logged_in_user=You cannot delete a user who is logged in.
errors.unauthorized_request=Unauthorized request.
errors.failed_to_print_thread_dump=Failed to print a thread dump.
errors.file_is_not_supported={0} is not supported.
errors.plugin_file_is_not_found={0} is not found.
errors.failed_to_install_plugin=Failed to install {0}.
errors.failed_to_find_plugins=Could not find available plugins.

     * implementations, supports add() under JDK8. This seems problematic, but I
     * didn't see that discussed in the review, which included many other
     * changes: https://mail.openjdk.org/pipermail/core-libs-dev/2013-May/thread.html#17367
     *
     * TODO(cpovirk): decide what the best long-term action here is: force users
     * to suppress (as we do now), stop testing entrySet().add() at all, make