assertTrue("Unable to acquire initial permit", r.tryAcquire());
    assertFalse("Capable of acquiring secondary permit", r.tryAcquire());
  }

  public void testDoubleMinValueCanAcquireExactlyOnce() {
    RateLimiter r = RateLimiter.create(Double.MIN_VALUE, stopwatch);
    assertTrue("Unable to acquire initial permit", r.tryAcquire());
    assertFalse("Capable of acquiring an additional permit", r.tryAcquire());

    assertTrue("Unable to acquire initial permit", r.tryAcquire());
    assertFalse("Capable of acquiring secondary permit", r.tryAcquire());
  }

  public void testDoubleMinValueCanAcquireExactlyOnce() {
    RateLimiter r = RateLimiter.create(Double.MIN_VALUE, stopwatch);
    assertTrue("Unable to acquire initial permit", r.tryAcquire());
    assertFalse("Capable of acquiring an additional permit", r.tryAcquire());

    }

    /**
     * Requests a permit from the semaphore with a timeout and asserts that operation completed in
     * the expected timeframe.
     */
    void tryAcquireSuccessfully(long timeoutMillis) {
      assertTrue(tryAcquireUninterruptibly(semaphore, timeoutMillis, MILLISECONDS));
      completed.assertCompletionExpected();
    }

    void tryAcquireSuccessfully(int permits, long timeoutMillis) {

    }

    /**
     * Requests a permit from the semaphore with a timeout and asserts that operation completed in
     * the expected timeframe.
     */
    void tryAcquireSuccessfully(long timeoutMillis) {
      assertTrue(tryAcquireUninterruptibly(semaphore, timeoutMillis, MILLISECONDS));
      completed.assertCompletionExpected();
    }

    void tryAcquireSuccessfully(int permits, long timeoutMillis) {

 * unbounded, attempted additions may fail due to resource exhaustion (causing {@code
 * OutOfMemoryError}). This class does not permit {@code null} elements. A priority queue relying on
 * {@linkplain Comparable natural ordering} also does not permit insertion of non-comparable objects
 * (doing so results in {@code ClassCastException}).
 *

        return Integer.parseInt(ComponentUtil.getFessConfig().getOrDefault(getConfigPrefix() + ".max.concurrent.requests", "5"));
    }

    /**
     * Gets the timeout for waiting to acquire a concurrency permit (ms).
     * Default is 30000ms. Override or configure via rag.llm.{provider}.concurrency.wait.timeout.
     *
     * @return the wait timeout in milliseconds
     */
    protected long getConcurrencyWaitTimeoutMs() {

 * } else {
 *   // The resource was not cached.
 * }
 * ```
 *
 * This technique works even better in situations where a stale response is better than no response.
 * To permit stale cached responses, use the `max-stale` directive with the maximum staleness in
 * seconds:
 *
 * ```java
 * Request request = new Request.Builder()
 *     .cacheControl(new CacheControl.Builder()

   * that use {@code comparator} to determine the least and greatest elements.
   */
  /*
   * TODO(cpovirk): Change to Comparator<? super B> to permit Comparator<@Nullable ...> and
   * Comparator<SupertypeOfB>? What we have here matches the immutable collections, but those also
   * expose a public Builder constructor that accepts "? super." So maybe we should do *that*

   * that use {@code comparator} to determine the least and greatest elements.
   */
  /*
   * TODO(cpovirk): Change to Comparator<? super B> to permit Comparator<@Nullable ...> and
   * Comparator<SupertypeOfB>? What we have here matches the immutable collections, but those also
   * expose a public Builder constructor that accepts "? super." So maybe we should do *that*

			<id>build</id>
			<activation>
				<activeByDefault>true</activeByDefault>
			</activation>
			<properties>
				<test.include.path>**/*Test.java</test.include.path>
				<test.command.args>--illegal-access=permit -Djava.awt.headless=true</test.command.args>
			</properties>
		</profile>
		<profile>
			<id>integrationTests</id>
			<properties>
				<test.include.path>**/*Tests.java</test.include.path>
				<test.command.args />