}

    public void test_urlQueue_setNull() {
        // Set a UrlQueue first
        UrlQueue<?> urlQueue = createMockUrlQueue("test", "http://test.com");
        CrawlingParameterUtil.setUrlQueue(urlQueue);
        assertNotNull(CrawlingParameterUtil.getUrlQueue());

        // Set to null
        CrawlingParameterUtil.setUrlQueue(null);

        // Should be null now

      Set<E> delegate, Supplier<Boolean> validator, Supplier<String> errorMessage) {
    return new InvalidatableSet<>(
        checkNotNull(delegate), checkNotNull(validator), checkNotNull(errorMessage));
  }

  @Override
  protected Set<E> delegate() {
    validate();
    return delegate;
  }

  private InvalidatableSet(
      Set<E> delegate, Supplier<Boolean> validator, Supplier<String> errorMessage) {

    labels:
      severity: critical
    annotations:
      summary: "Instance {{ $labels.server }} has lost quorum on pool {{ $labels.pool }} on set {{ $labels.set }}"
      description: "MinIO instance {{ $labels.server }} of job {{ $labels.job }} has lost quorum on pool {{ $labels.pool }} on set {{ $labels.set }} for more than 5 minutes."
```

## Verify the configuration and alerts
To verify the above sample alert follow below steps

					} else if fieldValue.IsNil() {
						fieldValue.Set(reflect.New(fieldType))
					}
					fieldValue.Elem().Set(reflectV)
					return
				} else if reflectValType.ConvertibleTo(fieldType) {
					if fieldValue.IsNil() {
						fieldValue.Set(reflect.New(fieldType))
					}

					fieldValue.Elem().Set(reflectV.Convert(fieldType))
					return
				}
			}

      }
      return false;
    }
    return true;
  }

  private static boolean intersect(Set<?> a, Set<?> b) {
    return !disjoint(a, b);
  }

  private static Method extractMethod(Test test) {
    if (test instanceof AbstractTester) {
      AbstractTester<?> tester = (AbstractTester<?>) test;
      return getMethod(tester.getClass(), tester.getTestMethodName());
    } else if (test instanceof TestCase) {

     * @param title the title to set
     */
    public void setTitle(final String title) {
        this.title = title;
    }

    /**
     * Gets the keywords.
     * @return the keywords
     */
    public String getKeywords() {
        return keywords;
    }

    /**
     * Sets the keywords.
     * @param keywords the keywords to set
     */

	if globalEventNotifier == nil {
		return nil
	}

	nstats := globalEventNotifier.targetList.Stats()
	m.Set(notificationCurrentSendInProgress, float64(nstats.CurrentSendCalls))
	m.Set(notificationEventsErrorsTotal, float64(nstats.EventsErrorsTotal))
	m.Set(notificationEventsSentTotal, float64(nstats.TotalEvents))
	m.Set(notificationEventsSkippedTotal, float64(nstats.EventsSkipped))

	return nil

from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    description: Union[str, None] = None
    price: float
    tax: Union[float, None] = None
    tags: set[str] = set()


@app.post("/items/", response_model=Item, summary="Create an item")
async def create_item(item: Item):
    """
    Create an item with all the information:

    - **name**: each item must have a name

  SUPPORTS_ADD,
  /**
   * Support for {@link ListIterator#set(Object)}; ignored for plain {@link Iterator}
   * implementations.
   */
  SUPPORTS_SET;

  /**
   * A set containing none of the optional features of the {@link Iterator} or {@link ListIterator}
   * interfaces.
   */
  public static final Set<IteratorFeature> UNMODIFIABLE = emptySet();

  /**

    assertEquals(set.comparator(), copy.comparator());
  }

  @GwtIncompatible // SerializableTester
  public void testSeveral_serialization() {
    SortedSet<String> set = new SafeTreeSet<>();
    set.add("a");
    set.add("b");
    set.add("c");
    SortedSet<String> copy = SerializableTester.reserializeAndAssert(set);
    assertEquals(set.comparator(), copy.comparator());
  }