edu.jas.poly

Class PolySpliterator<C extends RingElem<C>>

java.lang.Object

edu.jas.poly.PolySpliterator<C>

All Implemented Interfaces:

java.util.Spliterator<Monomial<C>>

public class PolySpliterator<C extends RingElem<C>>
extends java.lang.Object
implements java.util.Spliterator<Monomial<C>>

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

Author:

Heinz Kredel

Nested Class Summary

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

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

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Spliterator<java.util.Map.Entry<ExpVector,C>>	ms Internal spliterator over polynomial map.
protected java.util.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 and Description
	PolySpliterator(java.util.SortedMap<ExpVector,C> m) Constructor of polynomial spliterator.
protected	PolySpliterator(java.util.Spliterator<java.util.Map.Entry<ExpVector,C>> mse, java.util.SortedMap<ExpVector,C> m) Constructor of polynomial spliterator.

Method Summary

Modifier and Type	Method and 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.
java.util.Comparator<Monomial<C>>	getComparator() Get the monomial comparator.
java.lang.String	toString() String representation of PolySpliterator.
boolean	tryAdvance(java.util.function.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 Detail

ms

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

Internal spliterator over polynomial map.

sm

protected java.util.SortedMap<ExpVector,C extends RingElem<C>> sm

Polynomial sorted map.

Constructor Detail

PolySpliterator

public PolySpliterator(java.util.SortedMap<ExpVector,C> m)

Constructor of polynomial spliterator.

Parameters:

m - SortedMap of a polynomial.

PolySpliterator

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

Constructor of polynomial spliterator.

Parameters:

mse - Spliterator a polynomial.

m - SortedMap of a polynomial.

Method Detail

toString

public java.lang.String toString()

String representation of PolySpliterator.

Overrides:

toString in class java.lang.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 java.util.Spliterator<Monomial<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 java.util.Spliterator<Monomial<C extends RingElem<C>>>

Returns:

size of the sorted map.

getComparator

public java.util.Comparator<Monomial<C>> getComparator()

Get the monomial comparator.

Specified by:

getComparator in interface java.util.Spliterator<Monomial<C extends RingElem<C>>>

Returns:

monomial comparator.

trySplit

public PolySpliterator<C> trySplit()

Try to split this spliterator.

Specified by:

trySplit in interface java.util.Spliterator<Monomial<C extends RingElem<C>>>

Returns:

polynomial spliterator or null.

tryAdvance

public boolean tryAdvance(java.util.function.Consumer<? super Monomial<C>> action)

If a remaining element exists perform the action on it.

Specified by:

tryAdvance in interface java.util.Spliterator<Monomial<C extends RingElem<C>>>

Returns:

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