return sa or None

    @property
    def required(self) -> bool:
        return self.field_info.is_required()

    @property
    def default(self) -> Any:
        return self.get_default()

    @property
    def type_(self) -> Any:
        return self.field_info.annotation

    def __post_init__(self) -> None:
        with warnings.catch_warnings():

                return OptionalEntity.of(mappingItem);
            }
        }
        return OptionalEntity.empty();
    }

    /**
     * Retrieves a paginated list of character mapping items.
     *
     * @param offset the starting index for pagination (0-based)
     * @param size the maximum number of items to return

        // Return just the base; caller is responsible for placing ctx at the correct absolute offset.
        // We will return a composite buffer from the test when building the full packet.
        // To keep this helper simple, return base and let the caller append/pad and inject ctx.
        return base;
    }

    /**

      public int size() {
        return max(0, data.size() + delta);
      }

      @Override
      public T get(int index) {
        return data.get(index);
      }

      @Override
      public T set(int index, T element) {
        return data.set(index, element);
      }

      @Override
      public boolean add(T element) {
        return data.add(element);
      }

      @Override

        return s -> {
            for (UnaryOperator<String> function : functions) {
                String v = function.apply(s);
                if (v != null) {
                    return v;
                }
            }
            return null;
        };
    }

    @SafeVarargs

    public boolean equals(@Nullable Object o) {
      if (!(o instanceof ValidTestObject)) {
        return false;
      }
      ValidTestObject other = (ValidTestObject) o;
      if (aspect1 != other.aspect1) {
        return false;
      }
      if (aspect2 != other.aspect2) {
        return false;
      }
      return true;
    }

    @Override
    public int hashCode() {
      int result = 17;

 * the same parameters forwarded and return value forwarded back or exception propagated as is.
 *
 * <p>For example:
 *
 * {@snippet :
 * new ForwardingWrapperTester().testForwarding(Foo.class, new Function<Foo, Foo>() {
 *   public Foo apply(Foo foo) {
 *     return new ForwardingFoo(foo);
 *   }
 * });
 * }
 *
 * @author Ben Yu
 * @since 14.0
 */

  @JsMethod
  static native boolean stringIsNullOrEmpty(@Nullable String string) /*-{
    return !string;
  }-*/;

  @JsMethod
  static native String nullToEmpty(@Nullable String string) /*-{
    return string || "";
  }-*/;

  @JsMethod
  static native String emptyToNull(@Nullable String string) /*-{
    return string || null;
  }-*/;

  static CommonPattern compilePattern(String pattern) {

     *
     * @return the shareType
     */
    public byte getShareType() {
        return this.shareType;
    }

    /**
     * Returns the flags describing characteristics of the connected share.
     *
     * @return the shareFlags
     */
    public int getShareFlags() {
        return this.shareFlags;
    }

    /**

        _ * classMetaData.className >> name
        return classMetaData
    }

    def classDoc(String name = 'org.gradle.Class') {
        ClassDoc doc = Mock()
        _ * doc.name >> name
        _ * doc.toString() >> "ClassDoc '$name'"
        return doc
    }

    def property(String name, ClassMetaData classMetaData) {
        return property([:], name, classMetaData)
    }