}
    }

    @Test
    @DisplayName("Should handle long strings as elements")
    void testJoinWithLongStrings() {
        String longString1 = "a".repeat(1000);
        String longString2 = "b".repeat(1000);
        String result = StringUtil.join(",", longString1, longString2);
        assertEquals(2001, result.length()); // 1000 + 1 + 1000
        assertTrue(result.startsWith("aaa"));

                org.codelibs.core.timer.TimeoutTask accessTimeoutTask = null;
                if (accessTimeout != null) {
                    accessTimeoutTarget = new org.codelibs.fess.crawler.client.AccessTimeoutTarget(Thread.currentThread());
                    accessTimeoutTask = org.codelibs.core.timer.TimeoutManager.getInstance()
                            .addTimeoutTarget(accessTimeoutTarget, accessTimeout, false);
                }

 * example involving two locks and two threads, deadlock occurs when one thread acquires Lock A, and
 * then Lock B, while another thread acquires Lock B, and then Lock A:
 *
 * <pre>
 * Thread1: acquire(LockA) --X acquire(LockB)
 * Thread2: acquire(LockB) --X acquire(LockA)
 * </pre>
 *
 * <p>Neither thread will progress because each is waiting for the other. In more complex

	<include path="crawler/log.xml"/>
	<include path="crawler/sitemaps.xml"/>

	<!-- Crawler -->
	<component name="crawler" class="org.codelibs.fess.crawler.Crawler" instance="prototype" >
	</component>

	<!-- Crawler Thread -->
	<component name="crawlerThread" class="org.codelibs.fess.crawler.CrawlerThread" instance="prototype" >
	</component>

	<!-- Entity -->

    } catch (ExecutionException e) {
      throw new AssertionError(e);
    }
  }

  static void verifyThreadWasNotInterrupted() {
    assertFalse(Thread.currentThread().isInterrupted());
  }

  static void clearInterrupt() {
    Thread.interrupted();
  }

  /**
   * Retrieves the result of a {@code Future} known to be done but uses the {@code get(long,
   * TimeUnit)} overload in order to test that method.

                    t.url = args[ai];
                }
            }

            assertEquals(expectedUrl, t.url, "URL should be correctly parsed");
            assertEquals(2, t.numThreads, "Thread count should be parsed");
            assertEquals(5, t.numIter, "Iteration count should be parsed");
            assertEquals(100L, t.delay, "Delay should be parsed");
        }

        @Test

                    builder.directory(shellContext.cwd.get().toFile());
                    Process process = builder.start();
                    Thread out = new Thread(new StreamGobbler(process.getInputStream(), shellContext.writer));
                    Thread err = new Thread(new StreamGobbler(process.getErrorStream(), shellContext.logger::error));
                    out.start();
                    err.start();

     */
    void recordHits(int count);

    /**
     * Records cache misses. This should be called when a cache request returns a value that was not
     * found in the cache. This method should be called by the loading thread, as well as by threads
     * blocking on the load. Multiple concurrent calls to {@link Cache} lookup methods with the same
     * key on an absent value should result in a single call to either {@code recordLoadSuccess} or

    assertEquals(1, listenerLatch.getCount());
    assertFalse(task.isDone());
    assertFalse(task.isCancelled());

    // Start the task to put it in the RUNNING state.  Have to use a separate
    // thread because the task will block on the task latch after unblocking
    // the run latch.
    exec.execute(task);
    runLatch.await();
    assertEquals(1, listenerLatch.getCount());
    assertFalse(task.isDone());

    private long lastHealthCheck = System.currentTimeMillis();

    // Advanced health monitoring
    private final ScheduledExecutorService healthCheckExecutor = Executors.newSingleThreadScheduledExecutor(r -> {
        Thread t = new Thread(r, "SmbTransportPool-HealthCheck");
        t.setDaemon(true);
        return t;
    });
    private ScheduledFuture<?> healthCheckTask;
    private volatile boolean healthCheckingEnabled = true;