net.imadz.meta

Class KeySet

java.lang.Object

net.imadz.meta.KeySet

All Implemented Interfaces:

Iterable<Object>

Direct Known Subclasses:

KeySet.Builder

public class KeySet
extends Object
implements Iterable<Object>

A Set of keys identifying a Keyed object.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	KeySet.Builder

Field Summary

Fields

Modifier and Type	Field and Description
static KeySet	EMPTY_SET
protected Set<Object>	keySet

Constructor Summary

Constructors

Constructor and Description
KeySet(KeySet clone) Create a new KeySet which is an unmodifiable copy of the original keyset.
KeySet(Object... keys) Construct a static KeySet composed of the specified keys

Method Summary

Modifier and Type	Method and Description
boolean	contains(Object key)
boolean	equals(Object obj)
int	hashCode()
Iterator<Object>	iterator()
int	size()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

EMPTY_SET

public static final KeySet EMPTY_SET

keySet

protected final Set<Object> keySet

Constructor Detail

KeySet

public KeySet(KeySet clone)

Create a new KeySet which is an unmodifiable copy of the original keyset.

Parameters:

clone - KeySet to copy

KeySet

public KeySet(Object... keys)

Construct a static KeySet composed of the specified keys

Parameters:

keys -

Method Detail

contains

public boolean contains(Object key)

size

public int size()

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

iterator

public Iterator<Object> iterator()

Specified by:

iterator in interface Iterable<Object>