org.pcollections
Interface POrderedSet<E>

Type Parameters:

E -

All Superinterfaces:

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

All Known Implementing Classes:

OrderedPSet

public interface POrderedSet<E>
extends PSet<E>

Like PSet but preserves insertion order. Persistent equivalent of LinkedHashSet.

Author:

Tassilo Horn <[email protected]>

Method Summary

E	get(int index)
int	indexOf(Object o)
POrderedSet<E>	minus(Object e)
POrderedSet<E>	minusAll(Collection<?> list)
POrderedSet<E>	plus(E e)
POrderedSet<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

POrderedSet<E> plus(E e)

Specified by:

plus in interface PCollection<E>

Specified by:

plus in interface PSet<E>

Parameters:

e - non-null

Returns:

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

plusAll

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

Specified by:

plusAll in interface PCollection<E>

Specified by:

plusAll in interface PSet<E>

Parameters:

list - contains no null elements

Returns:

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

minus

POrderedSet<E> minus(Object e)

Specified by:

minus in interface PCollection<E>

Specified by:

minus in interface PSet<E>

Returns:

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

minusAll

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

Specified by:

minusAll in interface PCollection<E>

Specified by:

minusAll in interface PSet<E>

Returns:

this with all elements of list completely removed

get

E get(int index)

indexOf

int indexOf(Object o)