heros

Class TwoElementSet<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractSet<E>

heros.TwoElementSet<E>

Type Parameters:

E -

All Implemented Interfaces:

java.lang.Iterable<E>, java.util.Collection<E>, java.util.Set<E>

public class TwoElementSet<E>
extends java.util.AbstractSet<E>

An unmodifiable set holding exactly two elements. Particularly useful within flow functions.

See Also:

FlowFunction

Field Summary

Fields

Modifier and Type	Field and Description
protected E	first
protected E	second

Constructor Summary

Constructors

Constructor and Description
TwoElementSet(E first, E second)

Method Summary

Modifier and Type	Method and Description
java.util.Iterator<E>	iterator()
int	size()
static <E> TwoElementSet<E>	twoElementSet(E first, E second)

Methods inherited from class java.util.AbstractSet

equals, hashCode, removeAll

Methods inherited from class java.util.AbstractCollection

add, addAll, clear, contains, containsAll, isEmpty, remove, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Set

add, addAll, clear, contains, containsAll, isEmpty, remove, retainAll, spliterator, toArray, toArray

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Field Detail

first

protected final E first

second

protected final E second

Constructor Detail

TwoElementSet

public TwoElementSet(E first,
                     E second)

Method Detail

twoElementSet

public static <E> TwoElementSet<E> twoElementSet(E first,
                                                 E second)

iterator

public java.util.Iterator<E> iterator()

Specified by:

iterator in interface java.lang.Iterable<E>

Specified by:

iterator in interface java.util.Collection<E>

Specified by:

iterator in interface java.util.Set<E>

Specified by:

iterator in class java.util.AbstractCollection<E>

size

public int size()

Specified by:

size in interface java.util.Collection<E>

Specified by:

size in interface java.util.Set<E>

Specified by:

size in class java.util.AbstractCollection<E>