*     very rare. Note that if backward conversion is not only unimplemented but
   *     unimplement<i>able</i> (for example, consider a {@code Converter<Chicken, ChickenNugget>}),
   *     then this is not logically a {@code Converter} at all, and should just implement {@link
   *     Function}.
   */
  @ForOverride
  protected abstract A doBackward(B b);

     * we can override it in our non-null-guaranteeing subtypes to present a better signature to
     * their users.
     *
     * However, the checker *we* use has this special knowledge about `Collection.toArray()` anyway,
     * so in our implementation code, we can rely on that. That's why the expression below
     * type-checks.
     */
    return super.toArray();

          @SuppressWarnings("nullness")
          Object[] result = standardToArray();
          return result;
        }

        @Override
        @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations
        public <T extends @Nullable Object> T[] toArray(T[] array) {
          return standardToArray(array);
        }
      };
    }

  //   unparked.

  @SuppressWarnings({
    "LabelledBreakTarget", // TODO(b/345814817): Maybe fix?
    "nullness", // TODO(b/147136275): Remove once our checker understands & and |.
  })
  @ParametricNullness
  final V blockingGet(long timeout, TimeUnit unit)
      throws InterruptedException, TimeoutException, ExecutionException {

{* ../../docs_src/security/tutorial006_an_py39.py hl[4,8,12] *}
Wenn Sie versuchen, die URL zum ersten Mal zu öffnen (oder in der Dokumentation auf den Button „Execute“ zu klicken), wird der Browser Sie nach Ihrem Benutzernamen und Passwort fragen:

<img src="/img/tutorial/security/image12.png">

## Den Benutzernamen überprüfen

Hier ist ein vollständigeres Beispiel.

         */
        @SuppressWarnings("nullness")
        Object[] result = standardToArray();
        return result;
      }

      @Override
      @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations
      public <T extends @Nullable Object> T[] toArray(T[] array) {
        return standardToArray(array);
      }
    };
  }

  @Override
  @CanIgnoreReturnValue

pkg go/types, method (*Alias) String() string #63223
pkg go/types, method (*Alias) Underlying() Type #63223
pkg go/types, method (*Info) PkgNameOf(*ast.ImportSpec) *PkgName #62037
pkg go/types, method (Checker) PkgNameOf(*ast.ImportSpec) *PkgName #62037
pkg go/types, type Alias struct #63223
pkg go/types, type Info struct, FileVersions map[*ast.File]string #62605
pkg go/version, func Compare(string, string) int #62039

### Die Dateien herunterladen

Laden Sie die für die Dokumentation benötigten statischen Dateien herunter und legen Sie diese im Verzeichnis `static/` ab.

Sie können wahrscheinlich mit der rechten Maustaste auf jeden Link klicken und eine Option wie etwa `Link speichern unter...` auswählen.

**Swagger UI** verwendet folgende Dateien:

  //   unparked.

  @SuppressWarnings({
    "LabelledBreakTarget", // TODO(b/345814817): Maybe fix?
    "nullness", // TODO(b/147136275): Remove once our checker understands & and |.
  })
  @ParametricNullness
  final V blockingGet(long timeout, TimeUnit unit)
      throws InterruptedException, TimeoutException, ExecutionException {

pkg go/types, method (*Var) Pkg() *Package
pkg go/types, method (*Var) Pos() token.Pos
pkg go/types, method (*Var) String() string
pkg go/types, method (*Var) Type() Type
pkg go/types, method (Checker) ObjectOf(*ast.Ident) Object
pkg go/types, method (Checker) TypeOf(ast.Expr) Type
pkg go/types, method (Error) Error() string
pkg go/types, method (TypeAndValue) Addressable() bool
pkg go/types, method (TypeAndValue) Assignable() bool