de.scravy

Class Exceptional<V>

java.lang.Object

de.scravy.Exceptional<V>

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

Exceptional.Failure, Exceptional.Success

public abstract class Exceptional<V>
extends Object
implements Serializable

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Exceptional.Failure<V>
static class	Exceptional.Success<V>

Method Summary

Modifier and Type	Method and Description
static <V> Exceptional<V>	exception(Exception exc)
abstract Exceptional<V>	filter(java.util.function.Predicate<V> f, Exception v)
Exceptional<V>	filter(java.util.function.Predicate<V> f, String msg)
abstract Exceptional<V>	filterWith(java.util.function.Predicate<V> f, java.util.function.Supplier<Exception> v)
abstract <W> Exceptional<W>	flatMap(java.util.function.Function<V,Exceptional<W>> f)
abstract <T> T	foldWith(java.util.function.Function<Exception,T> f, java.util.function.Function<V,T> g)
abstract Exceptional<V>	forEach(java.util.function.Consumer<V> f)
static <V> Exceptional<V>	from(Optional<V> optional, Exception exc)
abstract V	get()
Exception	getException()
V	getValue()
boolean	isException()
boolean	isValue()
abstract <W> Exceptional<W>	map(java.util.function.Function<V,W> f)
abstract Exceptional<V>	mapLeft(java.util.function.Function<Exception,Exception> f)
abstract Exceptional<V>	recover(java.util.function.Function<Exception,V> f)
abstract <W> Exceptional<W>	recoverWith(java.util.function.Function<Exception,Exceptional<W>> f)
abstract Either<Exception,V>	toEither()
abstract Optional<V>	toOptional()
static <V> Exceptional<V>	value(V value)

Methods inherited from class java.lang.Object

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

Method Detail

getException

public Exception getException()

getValue

public V getValue()

isException

public boolean isException()

isValue

public boolean isValue()

mapLeft

public abstract Exceptional<V> mapLeft(java.util.function.Function<Exception,Exception> f)

map

public abstract <W> Exceptional<W> map(java.util.function.Function<V,W> f)

flatMap

public abstract <W> Exceptional<W> flatMap(java.util.function.Function<V,Exceptional<W>> f)

forEach

public abstract Exceptional<V> forEach(java.util.function.Consumer<V> f)

recover

public abstract Exceptional<V> recover(java.util.function.Function<Exception,V> f)

recoverWith

public abstract <W> Exceptional<W> recoverWith(java.util.function.Function<Exception,Exceptional<W>> f)

filter

public abstract Exceptional<V> filter(java.util.function.Predicate<V> f,
                                      Exception v)

filter

public Exceptional<V> filter(java.util.function.Predicate<V> f,
                             String msg)

filterWith

public abstract Exceptional<V> filterWith(java.util.function.Predicate<V> f,
                                          java.util.function.Supplier<Exception> v)

foldWith

public abstract <T> T foldWith(java.util.function.Function<Exception,T> f,
                               java.util.function.Function<V,T> g)

toEither

public abstract Either<Exception,V> toEither()

toOptional

public abstract Optional<V> toOptional()

get

public abstract V get()
               throws Exception

Throws:

Exception

from

public static <V> Exceptional<V> from(Optional<V> optional,
                                      Exception exc)

exception

public static <V> Exceptional<V> exception(Exception exc)

value

public static <V> Exceptional<V> value(V value)