Package fj.data

Class Eval.Later<A>

java.lang.Object

fj.data.Eval<A>

fj.data.Eval.Later<A>

Enclosing class:

Eval<A>

private static final class Eval.Later<A>
extends Eval<A>

Represents a lazy computation that is evaluated only once.

Field Summary

Fields

Modifier and Type	Field	Description
private final P1<A>	memo

Constructor Summary

Constructors

Constructor	Description
Later(F0<A> producer)

Method Summary

Modifier and Type	Method	Description
(package private) final Eval.TrampolineEval<A>	asTrampoline()	Transforms the current instance into a trampoline instance.
final A	value()	Evaluates the computation and return its result.

Methods inherited from class fj.data.Eval

always, bind, defer, flatMap, later, map, now

Methods inherited from class java.lang.Object

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

Field Details

memo

private final P1<A> memo

Constructor Details

Later

Later(F0<A> producer)

Method Details

value

public final A value()

Description copied from class: Eval

Evaluates the computation and return its result. Depending on whether the current instance is lazy or eager the computation may or may not happen at this point.

Specified by:

value in class Eval<A>

Returns:

a result of this computation.

asTrampoline

final Eval.TrampolineEval<A> asTrampoline()

Description copied from class: Eval

Transforms the current instance into a trampoline instance.

Specified by:

asTrampoline in class Eval<A>