configHelper.setLoadCallback(() -> {
            latch.countDown();
            return 1;
        });

        configHelper.update();

        assertTrue("Load method should be called within 5 seconds", latch.await(5, TimeUnit.SECONDS));
        assertEquals(1, configHelper.getLoadCallCount());
    }

    @Test
    public void test_update_multipleCallsIncrementLoadCount() throws InterruptedException {

subject: [FESS] /*pmb.level*/ Log Alert: /*pmb.hostname*/
>>>
--- Server Info ---
Host Name: /*pmb.hostname:orElse('Unknown')*/

--- Log Summary ---
Level: /*pmb.level*/
Total: /*pmb.count*/ event(s) in the last /*pmb.interval*/ seconds

--- Log Details ---
/*pmb.details*/

            return false;
        }

        return true;
    }

    /**
     * Get the Retry-After header value in seconds.
     * @return the retry after seconds
     */
    public int getRetryAfterSeconds() {
        return ComponentUtil.getFessConfig().getRateLimitRetryAfterSecondsAsInteger();
    }

    /**

        response.getWriter()
                .write("{\"error\":\"rate_limit_exceeded\",\"message\":\"Too many requests. Please retry after " + retryAfterSeconds
                        + " seconds.\",\"retry_after\":" + retryAfterSeconds + "}");
    }

# Set to "infinity" if you use the 'bootstrap.mlockall: true' option
# in fess.yml and 'MAX_LOCKED_MEMORY=unlimited' in ${packaging.env.file}
#LimitMEMLOCK=infinity

# Shutdown delay in seconds, before process is tried to be killed with KILL (if configured)
TimeoutStopSec=20

[Install]
WantedBy=multi-user.target

                } finally {
                    doneLatch.countDown();
                }
            });
        }

        startLatch.countDown();
        assertTrue(doneLatch.await(30, TimeUnit.SECONDS));
        executor.shutdown();

        // Drain remaining
        totalDrained.addAndGet(helper.drainAll().size());

        // Total drained should be <= total offered (some may be dropped at capacity)

        response.getWriter()
                .write("{\"response\":{\"status\":9,\"message\":\"Server is busy. Please retry after " + RETRY_AFTER_SECONDS
                        + " seconds.\",\"retry_after\":" + RETRY_AFTER_SECONDS + "}}");
    }

    $ mvn package     # Build the package

#### 2. Start Fess Server

    $ unzip target/releases/fess-*.zip
    $ ./fess-*/bin/fess &

Wait for Fess to be ready (this may take up to 60 seconds):

    $ curl -s "http://localhost:8080/api/v1/health"

You should see a JSON response when Fess is ready.

#### 3. Clone Test Data

Required for SearchApiTests:

    }

    /**
     * Returns an array of available data store names discovered from plugin JAR files.
     * This method implements a time-based caching mechanism that refreshes the list
     * every 60 seconds to balance performance with up-to-date plugin discovery.
     *
     * @return array of data store names sorted alphabetically, never null
     */
    public synchronized String[] getDataStoreNames() {

        // Scenario 2: Command timeout
        CommandExecutionException timeout =
                new CommandExecutionException("Command execution timed out after 30 seconds", new RuntimeException("Timeout"));
        assertTrue(timeout.getMessage().contains("timed out"));
        assertNotNull(timeout.getCause());

        // Scenario 3: Permission denied