enumj

Class PipeOperator<T,E>

java.lang.Object

enumj.PipeOperator<T,E>

Type Parameters:

T - type of input enumerated elements.

E - type of output enumerated elements.

All Implemented Interfaces:

Function<Enumerator<T>,Enumerator<E>>

final class PipeOperator<T,E>
extends Object
implements Function<Enumerator<T>,Enumerator<E>>

Function that a PipeEnumerable applies in order to constructs its Enumerator instances.

See Also:

Function, PipeEnumerable, Enumerator

Field Summary

Fields

Modifier and Type	Field and Description
Lazy<Boolean>	onceOnly Lazy value indicating whether the operator can be applied only once or not.

Constructor Summary

Constructors

Constructor and Description
PipeOperator(Function<Enumerator<T>,Enumerator<E>> operator, Supplier<Boolean> onceOnly) Creates a PipeOperator instance with the given operator and onceOnly flag.

Method Summary

Modifier and Type	Method and Description
Enumerator<E>	apply(Enumerator<T> enumerator)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.Function

andThen, compose, identity

Field Detail

onceOnly

public final Lazy<Boolean> onceOnly

Lazy value indicating whether the operator can be applied only once or not.

Constructor Detail

PipeOperator

public PipeOperator(Function<Enumerator<T>,Enumerator<E>> operator,
                    Supplier<Boolean> onceOnly)

Creates a PipeOperator instance with the given operator and onceOnly flag.

Parameters:

operator - value for the internal operator.

onceOnly - value for onceOnly.

Method Detail

apply

public Enumerator<E> apply(Enumerator<T> enumerator)

Specified by:

apply in interface Function<Enumerator<T>,Enumerator<E>>