frege.run7

Class Lazy.D<X>

java.lang.Object

frege.run7.Lazy.D<X>

All Implemented Interfaces:

Lazy<X>, java.util.concurrent.Callable<X>

Enclosing interface:

Lazy<R>

public abstract static class Lazy.D<X>
extends java.lang.Object
implements Lazy<X>

Nested Class Summary

Nested classes/interfaces inherited from interface frege.run7.Lazy

Lazy.D<X>

Constructor Summary

Constructors

Constructor and Description
D()

Method Summary

Modifier and Type	Method and Description
Thunk<X>	asThunk() Tell if this is really a Thunk
boolean	isShared() Tell if this is shared.

Methods inherited from class java.lang.Object

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

Methods inherited from interface frege.run7.Lazy

call

Constructor Detail

D

public D()

Method Detail

asThunk

public Thunk<X> asThunk()

Description copied from interface: Lazy

Tell if this is really a Thunk

Specified by:

asThunk in interface Lazy<X>

Returns:

isShared

public boolean isShared()

Description copied from interface: Lazy

Tell if this is shared.

Data and functions whose Lazy.call() method returns this as well as simple boxes that just hold a value ready to be supplied and Thunks are considered shared.

But a bare lambda expression is assumed to be in need of sharing. For example:

() -> 42

Specified by:

isShared in interface Lazy<X>