// do not require flushing because they are not necessary for a subsequent data
// read to be handled correctly. On the other hand, a change to the file size
// (st_size, as made by say ftruncate(2)), would require a metadata flush.
//
// The aim of fdatasync() is to reduce disk activity for applications that
// do not require all metadata to be synchronized with the disk.
func Fdatasync(f *os.File) error {

    @Test
    void testExtendedPluginDescriptor() {
        ExtendedPluginDescriptor.Builder builder = new ExtendedPluginDescriptor.Builder();
        // make sure to call the subclasses' builder methods first, otherwise fluent API would not work
        builder.additionalField("additional")
                .groupId("org.apache.maven")
                .artifactId("maven-plugin-api")
                .version("1.0.0");

                .collect(Collectors.toList());

        if (remainingProjects.isEmpty()) {
            LOGGER.info("No remaining projects found, resuming the build would not make sense.");
            return Optional.empty();
        }

        return Optional.of(new BuildResumptionData(remainingProjects));
    }

     * @return The deserialized model, never {@code null}.
     * @throws IOException If the model could not be deserialized.
     * @throws ModelParseException If the input format could not be parsed.
     */
    Model read(File input, Map<String, ?> options) throws IOException, ModelParseException;

    /**

        @Override
        protected char @Nullable [] escapeUnsafe(char c) {
          return replacementChars;
        }
      };
    }
  }

  /**
   * Returns a string that would replace the given character in the specified escaper, or {@code
   * null} if no replacement should be made. This method is intended for use in tests through the

from fastapi import FastAPI, Response

app = FastAPI()


@app.get("/headers-and-object/")
def get_headers(response: Response):
    response.headers["X-Cat-Dog"] = "alone in the world"

   * false} for {@code boolean} and {@code '\0'} for {@code char}. For non-primitive types and
   * {@code void}, {@code null} is returned.
   */
  @SuppressWarnings({
    "unchecked",
    "BooleanLiteral" // `(T) false` would produce an error
  })
  public static <T> @Nullable T defaultValue(Class<T> type) {
    checkNotNull(type);
    if (type.isPrimitive()) {
      if (type == boolean.class) {
        return (T) Boolean.FALSE;

          @Override
          public void close() {
            throw new AssertionError(
                "ForwardingExecutorService should have used the default method"
                    + " ExecutorService.close() (which would forward to methods like shutdown() on"
                    + " the delegate) instead of forwarding to delegate.close()");
          }
        };
    ExecutorService wrapper =
        new ForwardingExecutorService() {

   * Returns the sum of {@code a} and {@code b} unless it would overflow or underflow in which case
   * {@code Integer.MAX_VALUE} or {@code Integer.MIN_VALUE} is returned, respectively.
   *
   * @since 20.0
   */
  public static int saturatedAdd(int a, int b) {
    return Ints.saturatedCast((long) a + b);
  }

  /**
   * Returns the difference of {@code a} and {@code b} unless it would overflow or underflow in

from fastapi import FastAPI

app = FastAPI()


@app.get("/app")
def read_main():
    return {"message": "Hello World from main app"}


subapi = FastAPI()


@subapi.get("/sub")
def read_sub():
    return {"message": "Hello World from sub API"}