org.apache.flink.types

Class SerializableOptional<T extends Serializable>

java.lang.Object

org.apache.flink.types.SerializableOptional<T>

All Implemented Interfaces:

Serializable

public final class SerializableOptional<T extends Serializable>
extends Object
implements Serializable

Serializable Optional.

See Also:

Serialized Form

Method Summary

Modifier and Type	Method and Description
static <T extends Serializable> SerializableOptional<T>	empty()
T	get()
void	ifPresent(java.util.function.Consumer<? super T> consumer)
boolean	isPresent()
<R extends Serializable> SerializableOptional<R>	map(java.util.function.Function<? super T,? extends R> mapper)
static <T extends Serializable> SerializableOptional<T>	of(T value)
static <T extends Serializable> SerializableOptional<T>	ofNullable(T value)
Optional<T>	toOptional()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

get

public T get()

isPresent

public boolean isPresent()

ifPresent

public void ifPresent(java.util.function.Consumer<? super T> consumer)

map

public <R extends Serializable> SerializableOptional<R> map(java.util.function.Function<? super T,? extends R> mapper)

toOptional

public Optional<T> toOptional()

of

public static <T extends Serializable> SerializableOptional<T> of(@Nonnull
                                                                  T value)

ofNullable

public static <T extends Serializable> SerializableOptional<T> ofNullable(@Nullable
                                                                          T value)

empty

public static <T extends Serializable> SerializableOptional<T> empty()