org.github.jamm

Class AlwaysEmptySet<T>

java.lang.Object

org.github.jamm.AlwaysEmptySet<T>

All Implemented Interfaces:

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

public class AlwaysEmptySet<T>
extends java.lang.Object
implements java.util.Set<T>

Field Summary

Fields

Modifier and Type	Field and Description
static java.util.Set	EMPTY_SET

Method Summary

Modifier and Type	Method and Description
boolean	add(T t)
boolean	addAll(java.util.Collection<? extends T> c)
void	clear()
boolean	contains(java.lang.Object o)
boolean	containsAll(java.util.Collection<?> c)
static <T> java.util.Set<T>	create()
boolean	isEmpty()
java.util.Iterator<T>	iterator()
static <T> java.util.concurrent.Callable<java.util.Set<T>>	provider()
boolean	remove(java.lang.Object o)
boolean	removeAll(java.util.Collection<?> c)
boolean	retainAll(java.util.Collection<?> c)
int	size()
java.lang.Object[]	toArray()
<K> K[]	toArray(K[] a)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Set

equals, hashCode, spliterator

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Field Detail

EMPTY_SET

public static final java.util.Set EMPTY_SET

Method Detail

create

public static <T> java.util.Set<T> create()

provider

public static <T> java.util.concurrent.Callable<java.util.Set<T>> provider()

size

public int size()

Specified by:

size in interface java.util.Collection<T>

Specified by:

size in interface java.util.Set<T>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection<T>

Specified by:

isEmpty in interface java.util.Set<T>

contains

public boolean contains(java.lang.Object o)

Specified by:

contains in interface java.util.Collection<T>

Specified by:

contains in interface java.util.Set<T>

iterator

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

Specified by:

iterator in interface java.lang.Iterable<T>

Specified by:

iterator in interface java.util.Collection<T>

Specified by:

iterator in interface java.util.Set<T>

toArray

public java.lang.Object[] toArray()

Specified by:

toArray in interface java.util.Collection<T>

Specified by:

toArray in interface java.util.Set<T>

toArray

public <K> K[] toArray(K[] a)

Specified by:

toArray in interface java.util.Collection<T>

Specified by:

toArray in interface java.util.Set<T>

add

public boolean add(T t)

Specified by:

add in interface java.util.Collection<T>

Specified by:

add in interface java.util.Set<T>

remove

public boolean remove(java.lang.Object o)

Specified by:

remove in interface java.util.Collection<T>

Specified by:

remove in interface java.util.Set<T>

containsAll

public boolean containsAll(java.util.Collection<?> c)

Specified by:

containsAll in interface java.util.Collection<T>

Specified by:

containsAll in interface java.util.Set<T>

addAll

public boolean addAll(java.util.Collection<? extends T> c)

Specified by:

addAll in interface java.util.Collection<T>

Specified by:

addAll in interface java.util.Set<T>

retainAll

public boolean retainAll(java.util.Collection<?> c)

Specified by:

retainAll in interface java.util.Collection<T>

Specified by:

retainAll in interface java.util.Set<T>

removeAll

public boolean removeAll(java.util.Collection<?> c)

Specified by:

removeAll in interface java.util.Collection<T>

Specified by:

removeAll in interface java.util.Set<T>

clear

public void clear()

Specified by:

clear in interface java.util.Collection<T>

Specified by:

clear in interface java.util.Set<T>