hu.akarnokd.reactive4java.base

Class Option.None<T>

java.lang.Object

hu.akarnokd.reactive4java.base.Option<T>

hu.akarnokd.reactive4java.base.Option.None<T>

Type Parameters:

T - the type of the nothing - not really used but required by the types

Enclosing class:

Option<T>

public static final class Option.None<T>
extends Option<T>

The helper class representing an option holding nothing.

Nested Class Summary

Nested classes/interfaces inherited from class hu.akarnokd.reactive4java.base.Option

Option.Error<T>, Option.None<T>, Option.Some<T>

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj)
int	hashCode()
boolean	isNone()
java.lang.String	toString()
T	value()

Methods inherited from class hu.akarnokd.reactive4java.base.Option

error, getError, hasError, hasValue, isError, isNone, isSome, none, some

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

value

public T value()

Specified by:

value in class Option<T>

Returns:

query for the value.

isNone

public boolean isNone()

Overrides:

isNone in class Option<T>

Returns:

true if this option is empty.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object