org.pcollections

Interface PSet<E>

Type Parameters:

E -

All Superinterfaces:

Collection<E>, Iterable<E>, PCollection<E>, Set<E>

All Known Subinterfaces:

POrderedSet<E>

All Known Implementing Classes:

MapPSet, OrderedPSet

public interface PSet<E>
extends PCollection<E>, Set<E>

An immutable, persistent set, containing no duplicate elements.

Author:

harold

Method Summary

Methods

Modifier and Type	Method and Description
PSet<E>	minus(Object e)
PSet<E>	minusAll(Collection<?> list)
PSet<E>	plus(E e)
PSet<E>	plusAll(Collection<? extends E> list)

Methods inherited from interface org.pcollections.PCollection

add, addAll, clear, remove, removeAll, retainAll

Methods inherited from interface java.util.Set

add, addAll, clear, contains, containsAll, equals, hashCode, isEmpty, iterator, remove, removeAll, retainAll, size, toArray, toArray

Method Detail

plus

PSet<E> plus(E e)

Specified by:

plus in interface PCollection<E>

Parameters:

e - non-null

Returns:

a collection which contains e and all of the elements of this

plusAll

PSet<E> plusAll(Collection<? extends E> list)

Specified by:

plusAll in interface PCollection<E>

Parameters:

list - contains no null elements

Returns:

a collection which contains all of the elements of list and this

minus

PSet<E> minus(Object e)

Specified by:

minus in interface PCollection<E>

Returns:

this with a single instance of e removed, if e is in this

minusAll

PSet<E> minusAll(Collection<?> list)

Specified by:

minusAll in interface PCollection<E>

Returns:

this with all elements of list completely removed