Uses of Class
org.codetome.hexameter.core.backport.Optional

Packages that use Optional

Package	Description
org.codetome.hexameter.core.api
org.codetome.hexameter.core.backport
org.codetome.hexameter.core.internal.impl

Uses of Optional in org.codetome.hexameter.core.api

Methods in org.codetome.hexameter.core.api that return Optional

Modifier and Type	Method and Description
Optional<Hexagon>	HexagonalGrid.getByAxialCoordinate(AxialCoordinate coordinate) Returns a Hexagon by its axial coordinate.
Optional<Hexagon>	HexagonalGrid.getByPixelCoordinate(double coordinateX, double coordinateY) Returns a Hexagon by a pixel coordinate.
<T> Optional<T>	SatelliteData.getCustomData(String key) Retrieves custom data stored in this SatelliteData.
<T> Optional<T>	DefaultSatelliteData.getCustomData(String key)
<T extends SatelliteData> Optional<T>	Hexagon.getSatelliteData() Returns this Hexagon's satellite data.

Uses of Optional in org.codetome.hexameter.core.backport

Methods in org.codetome.hexameter.core.backport that return Optional

Modifier and Type	Method and Description
static <T> Optional<T>	Optional.empty() Returns an empty Optional instance.
Optional<T>	Optional.filter(java.util.function.Predicate<? super T> predicate) If a value is present, and the value matches the given predicate, return an Optional describing the value, otherwise return an empty Optional.
<U> Optional<U>	Optional.flatMap(java.util.function.Function<? super T,Optional<U>> mapper) If a value is present, apply the provided Optional-bearing mapping function to it, return that result, otherwise return an empty Optional.
<U> Optional<U>	Optional.map(java.util.function.Function<? super T,? extends U> mapper) If a value is present, apply the provided mapping function to it, and if the result is non-null, return an Optional describing the result.
static <T> Optional<T>	Optional.of(T value) Returns an Optional with the specified present non-null value.
static <T> Optional<T>	Optional.ofNullable(T value) Returns an Optional describing the specified value, if non-null, otherwise returns an empty Optional.

Method parameters in org.codetome.hexameter.core.backport with type arguments of type Optional

Modifier and Type	Method and Description
<U> Optional<U>	Optional.flatMap(java.util.function.Function<? super T,Optional<U>> mapper) If a value is present, apply the provided Optional-bearing mapping function to it, return that result, otherwise return an empty Optional.

Uses of Optional in org.codetome.hexameter.core.internal.impl

Methods in org.codetome.hexameter.core.internal.impl that return Optional

Modifier and Type	Method and Description
Optional<Hexagon>	HexagonalGridImpl.getByAxialCoordinate(AxialCoordinate coordinate)
Optional<Hexagon>	HexagonalGridImpl.getByPixelCoordinate(double coordinateX, double coordinateY)
<T extends SatelliteData> Optional<T>	HexagonImpl.getSatelliteData()