Class Empty

java.lang.Object

org.pcollections.Empty

public final class Empty
extends Object

A static utility class for getting empty PCollections backed by the 'default' implementations.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Empty()

Method Summary

Modifier and Type	Method	Description
static <E> PBag<E>	bag()
static <K,V> PMap<K,V>	map()
static <K,V> PMap<K,V>	orderedMap()
static <E> PSet<E>	orderedSet()
static <E> PQueue<E>	queue()
static <E> PSet<E>	set()
static <K extends Comparable<? super K>, V> PSortedMap<K,V>	sortedMap()
static <K,V> PSortedMap<K,V>	sortedMap(Comparator<? super K> comparator)
static <E extends Comparable<? super E>> PSortedSet<E>	sortedSet()
static <E> PSortedSet<E>	sortedSet(Comparator<? super E> comparator)
static <E> PStack<E>	stack()
static <E> PVector<E>	vector()

Methods inherited from class Object

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

Constructor Details

Empty

private Empty()

Method Details

stack

public static <E> PStack<E> stack()

queue

public static <E> PQueue<E> queue()

vector

public static <E> PVector<E> vector()

set

public static <E> PSet<E> set()

orderedMap

public static <K,V> PMap<K,V> orderedMap()

orderedSet

public static <E> PSet<E> orderedSet()

bag

public static <E> PBag<E> bag()

map

public static <K,V> PMap<K,V> map()

sortedSet

public static <E extends Comparable<? super E>>
PSortedSet<E> sortedSet()

sortedSet

public static <E> PSortedSet<E> sortedSet(Comparator<? super E> comparator)

sortedMap

public static <K extends Comparable<? super K>, V>
PSortedMap<K,V> sortedMap()

sortedMap

public static <K,V> PSortedMap<K,V> sortedMap(Comparator<? super K> comparator)