backingMap = newBackingMap(distinctElements);
  }

  abstract ObjectCountHashMap<E> newBackingMap(int distinctElements);

  @Override
  public final int count(@CheckForNull Object element) {
    return backingMap.get(element);
  }

  // Optional Operations - Modification Operations

  /**
   * {@inheritDoc}
   *
   * @throws IllegalArgumentException if the call would result in more than {@link

    ```python
    from typing import Annotated

    from fastapi import FastAPI, Path

    app = FastAPI()


    @app.get("/items/{item_id}")
    async def read_items(
        item_id: Annotated[int, Path(title="The ID of the item to get")],
    ):
        return {"item_id": item_id}
    ```
    """
    return params.Path(
        default=default,

  }

  /** Looks up FinalizableReference.finalizeReferent() method. */
  @CheckForNull
  private Method getFinalizeReferentMethod() {
    Class<?> finalizableReferenceClass = finalizableReferenceClassReference.get();
    if (finalizableReferenceClass == null) {
      /*
       * FinalizableReference's class loader was reclaimed. While there's a chance that other

      }

      Set<E> seen = new HashSet<>();
      List<Entry<E>> order = new ArrayList<>();
      for (E e : gen.order(new ArrayList<E>(map.keySet()))) {
        if (seen.add(e)) {
          order.add(map.get(e));
        }
      }
      return order;
    }
  }

  static class ReserializedMultisetGenerator<E> implements TestMultisetGenerator<E> {
    final OneSizeTestContainerGenerator<Collection<E>, E> gen;

                try {
                    Optional<Model> model = parser.locateAndParse(projectDirectory, options);
                    if (model.isPresent()) {
                        return model.get().withPomFile(pomFile);
                    }
                } catch (ModelParserException e) {
                    exceptions.add(e);
                }
            }
            try {

### 扩展后的 **FastAPI** app 文件

让我们继续之前的文件结构：

```
.
├── app
│   ├── __init__.py
│   ├── main.py
│   └── test_main.py
```

假设现在包含**FastAPI** app的文件 `main.py`  有些其他**路径操作**。

有个 `GET` 操作会返回错误。

有个 `POST` 操作会返回一些错误。

所有*路径操作* 都需要一个`X-Token` 头。

//// tab | Python 3.10+

```Python
{!> ../../docs_src/app_testing/app_b_an_py310/main.py!}
```

////

	// Calculate the size of the bitrot file and compare
	// it with the actual file size.
	if left != bitrotShardFileSize(partSize, shardSize, algo) {
		return errFileCorrupt
	}

	bufp := xioutil.ODirectPoolSmall.Get().(*[]byte)
	defer xioutil.ODirectPoolSmall.Put(bufp)

	for left > 0 {
		// Read expected hash...
		h.Reset()
		n, err := io.ReadFull(r, hashBuf)
		if err != nil {

# See the License for the specific language governing permissions and
# limitations under the License.

set -e

# https://stackoverflow.com/questions/59895/how-can-i-get-the-source-directory-of-a-bash-script-from-within-the-script-itsel
# Note: the normal way we use in other scripts in Istio do not work when `source`d, which is why we use this approach

  shift
  goto argsloop
)

:run

if "!args!"=="" (
  if defined DOUBLECLICKED (
    set CMDS="ui"
  ) else set CMDS=!args!
) else set CMDS=!args!

rem We add a / in front, so we get file:///C: instead of file://C:
rem Java considers the later a UNC path.
rem We also attempt a solid effort at making it URI friendly.
rem We don't even bother with UNC paths.
set JAVA_FRIENDLY_HOME_1=/!ACTIVATOR_HOME:\=/!

/** Data classes that correspond to each of the methods of [EventListener]. */
@SuppressSignatureCheck
sealed class CallEvent {
  abstract val timestampNs: Long
  abstract val call: Call

  val name: String
    get() = javaClass.simpleName

  /** Returns if the event closes this event, or null if this is no open event. */
  open fun closes(event: CallEvent): Boolean? = null

  data class ProxySelectStart(