*/
    protected ExecutorService newFixedThreadPool(final int nThreads) {
        if (logger.isDebugEnabled()) {
            logger.debug("Initialized executor thread pool: size={}", nThreads);
        }
        return new ThreadPoolExecutor(nThreads, nThreads, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<>(nThreads),
                new ThreadPoolExecutor.CallerRunsPolicy());
    }

    @Override

  /**
   * Calls get() repeatedly from many different threads, and tests that all of the removed entries
   * (removed because of size limits or expiration) trigger appropriate removal notifications.
   */
  @J2ktIncompatible
  @GwtIncompatible // QueuingRemovalListener

  public void testRemovalNotification_get_basher() throws InterruptedException {
    int nTasks = 1000;
    int nThreads = 100;
    int getsPerTask = 1000;

  /**
   * Calls get() repeatedly from many different threads, and tests that all of the removed entries
   * (removed because of size limits or expiration) trigger appropriate removal notifications.
   */
  @J2ktIncompatible
  @GwtIncompatible // QueuingRemovalListener

  public void testRemovalNotification_get_basher() throws InterruptedException {
    int nTasks = 1000;
    int nThreads = 100;
    int getsPerTask = 1000;

        // Multiple threads try to read simultaneously
        final int threadCount = 5;
        final Thread[] threads = new Thread[threadCount];

        for (int i = 0; i < threadCount; i++) {
            threads[i] = new Thread(() -> {
                testFactory.getDataStoreNames();
            });
        }

        for (Thread thread : threads) {
            thread.start();
        }

        final Thread[] threads = new Thread[10];

        // Call stop() in main thread
        dataStore.stop();

        // Multiple threads read the alive field
        for (int i = 0; i < 10; i++) {
            final int index = i;
            threads[i] = new Thread(() -> {
                observedValues[index] = dataStore.alive;
            });
        }

        for (Thread thread : threads) {

    }

    /**
     * Checks if the crawler threads are daemon threads.
     * @return true if daemon threads, false otherwise.
     */
    public boolean isDaemon() {
        return daemon;
    }

    /**
     * Sets whether the crawler threads should be daemon threads.
     * @param daemon true to make threads daemon, false otherwise.
     */

        // When - Multiple threads accessing trees concurrently
        for (int t = 0; t < threadCount; t++) {
            final int threadId = t;
            executor.submit(() -> {
                try {
                    startLatch.await(); // Wait for all threads to be ready

                    for (int i = 0; i < opsPerThread; i++) {

     * Interval in milliseconds between crawler thread executions.
     * Used to control the rate at which new crawler threads are started
     * and the frequency of status checks.
     */
    protected long crawlingExecutionInterval = Constants.DEFAULT_CRAWLING_EXECUTION_INTERVAL;

    /**
     * Thread priority for crawler threads.
     * Defaults to normal thread priority.
     */
    protected int crawlerPriority = Thread.NORM_PRIORITY;

            return jvmGcObj;
        }).toArray(n -> new JvmGcObj[n]);
        final Threads threads = jvmStats.getThreads();
        final JvmThreadsObj jvmThreadsObj = new JvmThreadsObj();
        jvmObj.threads = jvmThreadsObj;
        jvmThreadsObj.count = threads.getCount();
        jvmThreadsObj.peak = threads.getPeakCount();
        final Classes classes = jvmStats.getClasses();

            } catch (Exception e) {
                exceptions[1] = e;
            }
        });

        // Start both threads
        threads[0].start();
        threads[1].start();

        // Wait for completion
        threads[0].join();
        threads[1].join();

        // Verify no exceptions occurred (the main goal is no ConcurrentModificationException)