Package stdlib

Class Result<T,E>

java.lang.Object

stdlib.Result<T,E>

Direct Known Subclasses:

Result.Error, Result.Ok

public abstract class Result<T,E>
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	Result.Discriminant
static class	Result.Error<T,E>
static class	Result.Ok<T,E>

Constructor Summary

Constructors

Constructor	Description
Result()

Method Summary

Modifier and Type	Method	Description
T	expect()
abstract Result.Discriminant	getDiscriminant()
<X> Result<T,X>	handle(Class<X> typeOfX, Function<E,Result<T,X>> handler)
T	orElse(Function<E,T> other)
T	orElse(T other)
<R> Result<R,E>	then(Class<R> typeOfR, Function<T,Result<R,E>> fn)
static <T, E extends Exception> T	unwrap(Class<T> typeOfT, Class<E> typeOfE, Result<T,E> self)

Methods inherited from class java.lang.Object

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

Constructor Details

Result

public Result()

Method Details

unwrap

public static <T,
E extends Exception> T unwrap(Class<T> typeOfT,
 Class<E> typeOfE,
 Result<T,E> self)
                                        throws E

Throws:

E extends Exception

then

public <R> Result<R,E> then(Class<R> typeOfR,
 Function<T,Result<R,E>> fn)

handle

public <X> Result<T,X> handle(Class<X> typeOfX,
 Function<E,Result<T,X>> handler)

expect

public T expect()

orElse

public T orElse(T other)

orElse

public T orElse(Function<E,T> other)

getDiscriminant

public abstract Result.Discriminant getDiscriminant()