{* ../../docs_src/path_params_numeric_validations/tutorial003_an_py39.py hl[10] *}

## Validierung von Zahlen: Größer oder gleich

Mit `Query` und `Path` (und anderen, die Sie später kennenlernen), können Sie Zahlenbeschränkungen deklarieren.

Hier, mit `ge=1`, wird festgelegt, dass `item_id` eine Ganzzahl benötigt, die größer oder gleich `1` ist (`g`reater than or `e`qual).
{* ../../docs_src/path_params_numeric_validations/tutorial004_an_py39.py hl[10] *}

      queue.enqueue(incrementingEvent(counters, listener, 4));
      queue.enqueue(countDownEvent(latch));
      assertEquals(0, counters.size());
      queue.dispatch();
      latch.await();
      assertEquals(multiset(listener, 4), counters);
    } finally {
      service.shutdown();
    }
  }

  public void testEnqueueAndDispatch_multithreaded_withThrowingRunnable()

      queue.enqueue(incrementingEvent(counters, listener, 4));
      queue.enqueue(countDownEvent(latch));
      assertEquals(0, counters.size());
      queue.dispatch();
      latch.await();
      assertEquals(multiset(listener, 4), counters);
    } finally {
      service.shutdown();
    }
  }

  public void testEnqueueAndDispatch_multithreaded_withThrowingRunnable()

 *
 * <p>Here's an example that tests a {@code finalize} method:
 *
 * {@snippet :
 * final CountDownLatch latch = new CountDownLatch(1);
 * Object x = new MyClass() {
 *   ...
 *   protected void finalize() { latch.countDown(); ... }
 * };
 * x = null;  // Hint to the JIT that x is stack-unreachable
 * GcFinalization.await(latch);
 * }
 *
 * <p>Here's an example that uses a user-defined finalization predicate:
 *
 * {@snippet :

    /** The key of the configuration. e.g. 1000 */
    String PAGE_USER_MAX_FETCH_SIZE = "page.user.max.fetch.size";

    /** The key of the configuration. e.g. 1000 */
    String PAGE_ROLE_MAX_FETCH_SIZE = "page.role.max.fetch.size";

    /** The key of the configuration. e.g. 1000 */
    String PAGE_GROUP_MAX_FETCH_SIZE = "page.group.max.fetch.size";

    // 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());
    assertFalse(task.isCancelled());

    // Finish the task by unblocking the task latch.  Then wait for the
    // listener to be called by blocking on the listener latch.
    taskLatch.countDown();

 *
 * <p>Here's an example that tests a {@code finalize} method:
 *
 * {@snippet :
 * final CountDownLatch latch = new CountDownLatch(1);
 * Object x = new MyClass() {
 *   ...
 *   protected void finalize() { latch.countDown(); ... }
 * };
 * x = null;  // Hint to the JIT that x is stack-unreachable
 * GcFinalization.await(latch);
 * }
 *
 * <p>Here's an example that uses a user-defined finalization predicate:
 *
 * {@snippet :

     *
     * @param <REQ> The type of the request
     * @param <REP> The type of the response
     * @param message The error message describing the batch operation failure
     * @param allResults List of results from all attempted requests in the batch
     */
    public <REQ extends Request<?>, REP extends Result<REQ>> BatchRequestException(
            String message, List<RequestResult<REQ, REP>> allResults) {

      if (unsafeImpl.compare(ba3, ba4) == 0) {
        throw new Error(); // deoptimization
      }
    }
  }

  /*
  try {
    UnsignedBytesBenchmark bench = new UnsignedBytesBenchmark();
    bench.length = 1024;
    bench.setUp();
    bench.timeUnsafe(100000);
  } catch (Exception e) {
  }*/

  private final CountDownLatch latch;

  public ListenableFutureTester(ListenableFuture<?> future) {
    this.exec = newCachedThreadPool();
    this.future = checkNotNull(future);
    this.latch = new CountDownLatch(1);
  }

  public void setUp() {
    future.addListener(
        new Runnable() {
          @Override
          public void run() {
            latch.countDown();
          }
        },