/**
     *
     */
    private static final long serialVersionUID = -4090263879887877186L;

    private static final Logger log = LoggerFactory.getLogger(NtlmPasswordAuthenticator.class);
    private static final SecureKeyManager keyManager = new SecureKeyManager();
    private static final SecurityAuditLogger auditLogger = SecurityAuditLogger.getInstance();

    /**

import org.junit.Test;

/** Functional tests of {@link ClassPath}. */
@NullUnmarked
public class ClassPathTest extends TestCase {
  private static final Logger log = Logger.getLogger(ClassPathTest.class.getName());
  private static final File FILE = new File(".");

  public void testEquals() {
    new EqualsTester()
        .addEqualityGroup(classInfo(ClassPathTest.class), classInfo(ClassPathTest.class))

    private class ResolveTask implements Runnable {

        private final ClassLoader classLoader;

        private final CountDownLatch latch;

        private final Artifact artifact;

        private final RepositorySystemSession session;

        private final List<ArtifactRepository> remoteRepositories;

        private final ArtifactResolutionResult result;

        ResolveTask(

     */
    public void test_concurrentPropertyAccess() throws Exception {
        final int threadCount = 10;
        final int iterationsPerThread = 100;
        final CountDownLatch startLatch = new CountDownLatch(1);
        final CountDownLatch endLatch = new CountDownLatch(threadCount);
        final AtomicInteger errorCount = new AtomicInteger(0);

        // Set initial values

        // Test thread safety of utility methods
        final int threadCount = 10;
        final java.util.concurrent.CountDownLatch latch = new java.util.concurrent.CountDownLatch(threadCount);
        final java.util.concurrent.atomic.AtomicInteger errorCount = new java.util.concurrent.atomic.AtomicInteger(0);

        for (int i = 0; i < threadCount; i++) {
            final int threadId = i;
            new Thread(() -> {

    public void test_ingest_withException() {
        final TestIngestFactory factory = (TestIngestFactory) ingestFactory;
        factory.setThrowException(true);

        final Map<String, Object> doc = new HashMap<>();
        doc.put("test", "value");
        final AccessResult<String> accessResult = new TestAccessResult();

        final Map<String, Object> result = indexUpdater.ingest(accessResult, doc);

    } catch (Throwable t) {
      restoreInterruptIfIsInterruptedException(t);
      // This exception is irrelevant in this thread, but useful for the client.
      setException(t);
      return;
    } finally {
      function = null;
    }

    /*
     * If set()/setValue() throws an Error, we let it propagate. Why? The most likely Error is a

          @ParametricNullness V5 value5)
          throws Exception;
    }

    private final ClosingFuture<V1> future1;
    private final ClosingFuture<V2> future2;
    private final ClosingFuture<V3> future3;
    private final ClosingFuture<V4> future4;
    private final ClosingFuture<V5> future5;

    private Combiner5(
        ClosingFuture<V1> future1,
        ClosingFuture<V2> future2,

                log.info("DiSNI RDMA provider shut down");
            } catch (Exception e) {
                log.error("Error shutting down DiSNI", e);
            } finally {
                endpointGroup = null;
                endpoint = null;
                initialized = false;
            }
        }
    }

     */
    protected boolean reindex(final String fromIndex, final String toIndex, final String source, final boolean waitForCompletion) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String refresh = StringUtil.isNotBlank(fessConfig.getIndexReindexRefresh()) ? fessConfig.getIndexReindexRefresh() : null;
        final String requestsPerSecond = getReindexRequestsPerSecound(fessConfig);