net.jini.core.constraint

Class ArraySet

java.lang.Object

net.jini.core.constraint.ArraySet

All Implemented Interfaces:

Iterable, Collection, Set

final class ArraySet
extends Object
implements Set

An immutable set backed by an array. Any attempts to modify the set result in UnsupportedOperationException being thrown.

Author:

Sun Microsystems, Inc.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private class	ArraySet.Iter Simple iterator.

Field Summary

Fields

Modifier and Type	Field and Description
private Object[]	elements The array.

Constructor Summary

Constructors

Constructor and Description
ArraySet(Object[] elements) Creates an instance from an array.

Method Summary

Modifier and Type	Method and Description
boolean	add(Object o) Always throws UnsupportedOperationException.
boolean	addAll(Collection c) Always throws UnsupportedOperationException.
void	clear() Always throws UnsupportedOperationException.
boolean	contains(Object o)
boolean	containsAll(Collection c)
boolean	equals(Object o)
int	hashCode()
boolean	isEmpty()
Iterator	iterator()
boolean	remove(Object o) Always throws UnsupportedOperationException.
boolean	removeAll(Collection c) Always throws UnsupportedOperationException.
boolean	retainAll(Collection c) Always throws UnsupportedOperationException.
int	size()
Object[]	toArray()
Object[]	toArray(Object[] a)
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Set

spliterator

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Field Detail

elements

private final Object[] elements

The array.

Constructor Detail

ArraySet

ArraySet(Object[] elements)

Creates an instance from an array. The array is not copied.

Method Detail

size

public int size()

Specified by:

size in interface Collection

Specified by:

size in interface Set

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection

Specified by:

isEmpty in interface Set

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection

Specified by:

contains in interface Set

iterator

public Iterator iterator()

Specified by:

iterator in interface Iterable

Specified by:

iterator in interface Collection

Specified by:

iterator in interface Set

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection

Specified by:

toArray in interface Set

toArray

public Object[] toArray(Object[] a)

Specified by:

toArray in interface Collection

Specified by:

toArray in interface Set

add

public boolean add(Object o)

Always throws UnsupportedOperationException.

Specified by:

add in interface Collection

Specified by:

add in interface Set

remove

public boolean remove(Object o)

Always throws UnsupportedOperationException.

Specified by:

remove in interface Collection

Specified by:

remove in interface Set

containsAll

public boolean containsAll(Collection c)

Specified by:

containsAll in interface Collection

Specified by:

containsAll in interface Set

addAll

public boolean addAll(Collection c)

Always throws UnsupportedOperationException.

Specified by:

addAll in interface Collection

Specified by:

addAll in interface Set

retainAll

public boolean retainAll(Collection c)

Always throws UnsupportedOperationException.

Specified by:

retainAll in interface Collection

Specified by:

retainAll in interface Set

removeAll

public boolean removeAll(Collection c)

Always throws UnsupportedOperationException.

Specified by:

removeAll in interface Collection

Specified by:

removeAll in interface Set

clear

public void clear()

Always throws UnsupportedOperationException.

Specified by:

clear in interface Collection

Specified by:

clear in interface Set

equals

public boolean equals(Object o)

Specified by:

equals in interface Collection

Specified by:

equals in interface Set

Overrides:

equals in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection

Specified by:

hashCode in interface Set

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object