Package edu.jas.poly

Class PolySpliterator<C extends RingElem<C>>

java.lang.Object

edu.jas.poly.PolySpliterator<C>

All Implemented Interfaces:

Spliterator<Monomial<C>>

public class PolySpliterator<C extends RingElem<C>>
extends Object
implements Spliterator<Monomial<C>>

Spliterator over monomials of a polynomial. Adaptor for val.entrySet().spliterator().

Nested Class Summary

Nested classes/interfaces inherited from interface java.util.Spliterator

Spliterator.OfDouble, Spliterator.OfInt, Spliterator.OfLong, Spliterator.OfPrimitive<T,T_CONS,T_SPLITR extends Spliterator.OfPrimitive<T,T_CONS,T_SPLITR>>

Field Summary

Fields

Modifier and Type	Field	Description
protected Spliterator<Map.Entry<ExpVector,C>>	ms	Internal spliterator over polynomial map.
protected SortedMap<ExpVector,C>	sm	Polynomial sorted map.

Fields inherited from interface java.util.Spliterator

CONCURRENT, DISTINCT, IMMUTABLE, NONNULL, ORDERED, SIZED, SORTED, SUBSIZED

Constructor Summary

Constructors

Modifier	Constructor	Description
	PolySpliterator(SortedMap<ExpVector,C> m)	Constructor of polynomial spliterator.
protected	PolySpliterator(Spliterator<Map.Entry<ExpVector,C>> mse, SortedMap<ExpVector,C> m)	Constructor of polynomial spliterator.

Method Summary

Modifier and Type	Method	Description
int	characteristics()	Returns a set of characteristics of this Spliterator and its elements.
long	estimateSize()	Returns an estimate of the number of elements of this Spliterator.
Comparator<Monomial<C>>	getComparator()	Get the monomial comparator.
String	toString()	String representation of PolySpliterator.
boolean	tryAdvance(Consumer<? super Monomial<C>> action)	If a remaining element exists perform the action on it.
PolySpliterator<C>	trySplit()	Try to split this spliterator.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Spliterator

forEachRemaining, getExactSizeIfKnown, hasCharacteristics

Field Details

ms

protected Spliterator<Map.Entry<ExpVector,C extends RingElem<C>>> ms

Internal spliterator over polynomial map.

sm

protected SortedMap<ExpVector,C extends RingElem<C>> sm

Polynomial sorted map.

Constructor Details

PolySpliterator

public PolySpliterator(SortedMap<ExpVector,C> m)

Constructor of polynomial spliterator.

Parameters:

m - SortedMap of a polynomial.

PolySpliterator

protected PolySpliterator(Spliterator<Map.Entry<ExpVector,C>> mse,
 SortedMap<ExpVector,C> m)

Constructor of polynomial spliterator.

Parameters:

mse - Spliterator a polynomial.

m - SortedMap of a polynomial.

Method Details

toString

public String toString()

String representation of PolySpliterator.

Overrides:

toString in class Object

See Also:

• Object.toString()

characteristics

public int characteristics()

Returns a set of characteristics of this Spliterator and its elements.

Specified by:

characteristics in interface Spliterator<C extends RingElem<C>>

Returns:

ORed value of the characteristics.

estimateSize

public long estimateSize()

Returns an estimate of the number of elements of this Spliterator.

Specified by:

estimateSize in interface Spliterator<C extends RingElem<C>>

Returns:

size of the sorted map.

getComparator

public Comparator<Monomial<C>> getComparator()

Get the monomial comparator.

Specified by:

getComparator in interface Spliterator<C extends RingElem<C>>

Returns:

monomial comparator.

trySplit

public PolySpliterator<C> trySplit()

Try to split this spliterator.

Specified by:

trySplit in interface Spliterator<C extends RingElem<C>>

Returns:

polynomial spliterator or null.

tryAdvance

public boolean tryAdvance(Consumer<? super Monomial<C>> action)

If a remaining element exists perform the action on it.

Specified by:

tryAdvance in interface Spliterator<C extends RingElem<C>>

Returns:

true if the polynomial spliterator could be advanced, else false.