*
   * <p><b>Note:</b> if mutability is not required and the elements are non-null, use {@link
   * ImmutableSet#copyOf(Iterator)} instead.
   *
   * <p><b>Note:</b> if {@code E} is an {@link Enum} type, you should create an {@link EnumSet}
   * instead.
   *
   * <p>Overall, this method is not very useful and will likely be deprecated in the future.
   */

     * </p>
     *
     * @param jarFile
     *            the Jar file (must not be {@literal null})
     * @param prefix
     *            the prefix that resource names must start with (must not be {@literal null}).
     *            If not empty, must end with a slash ('/').
     * @param handler
     *            the handler to process resources (must not be {@literal null})
     */

 *
 * <p>When evaluated as a {@link Function}, a cache yields the same result as invoking {@link
 * #getUnchecked}.
 *
 * @param <K> the type of the cache's keys, which are not permitted to be null
 * @param <V> the type of the cache's values, which are not permitted to be null
 * @author Charles Fry
 * @since 11.0
 */
@GwtCompatible
public interface LoadingCache<K, V> extends Cache<K, V>, Function<K, V> {

  /**

	if keyID == "" && len(kmsKey) != 0 {
		logger.CriticalIf(context.Background(), errors.New("The key ID must not be empty if a KMS data key is present"))
	}
	if keyID != "" && len(kmsKey) == 0 {
		logger.CriticalIf(context.Background(), errors.New("The KMS data key must not be empty if a key ID is present"))
	}

	if metadata == nil {
		metadata = make(map[string]string, 5)
	}

        assertTrue(map.containsKey("maven-test:t09-a"), "maven-test:t09-a is not in the project");
        assertTrue(map.containsKey("maven-test:t09-b"), "maven-test:t09-b is not in the project");
        assertTrue(map.containsKey("maven-test:t09-c"), "maven-test:t09-c is not in the project");
        assertTrue(map.containsKey("maven-test:t09-d"), "maven-test:t09-d is not in the project");
    }

* **`300 - 399`** are for "Redirection".  Responses with these status codes may or may not have a body, except for `304`, "Not Modified", which must not have one.
* **`400 - 499`** are for "Client error" responses. These are the second type you would probably use the most.
    * An example is `404`, for a "Not Found" response.

    }
    return this;
  }

  private void testItems() {
    for (Object item : Iterables.concat(equalityGroups)) {
      assertTrue(item + " must not be Object#equals to null", !item.equals(null));
      assertTrue(
          item + " must not be Object#equals to an arbitrary object of another class",
          !item.equals(NotAnInstance.EQUAL_TO_NOTHING));

 *
 * @since 16.0
 */
@GwtCompatible
public final class Runnables {
  /*
   * If we inline this, it's not longer a singleton under Android (at least under the Marshmallow
   * version that we're testing under) or J2CL.
   *
   * That's not necessarily a real-world problem, but it does break our tests.
   */
  @SuppressWarnings({"InlineLambdaConstant", "UnnecessaryLambda"})

   * Returns the result of applying this predicate to {@code input} (Java 8+ users, see notes in the
   * class documentation above). This method is <i>generally expected</i>, but not absolutely
   * required, to have the following properties:
   *
   * <ul>
   *   <li>Its execution does not cause any observable side effects.
   *   <li>The computation is <i>consistent with equals</i>; that is, {@link Objects#equal

    app = FastAPI()

    items = {"foo": "The Foo Wrestlers"}


    @app.get("/items/{item_id}")
    async def read_item(item_id: str):
        if item_id not in items:
            raise HTTPException(status_code=404, detail="Item not found")
        return {"item": items[item_id]}
    ```
    """

    def __init__(
        self,
        status_code: Annotated[
            int,
            Doc(