com.smartgwt.mobile.client.data

Class Storage.KeySet

java.lang.Object

com.smartgwt.mobile.client.data.Storage.KeySet

All Implemented Interfaces:

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

Enclosing class:

Storage

public class Storage.KeySet
extends java.lang.Object
implements java.util.Set<java.lang.String>

Constructor Summary

Constructors

Constructor and Description
KeySet()

Method Summary

Modifier and Type	Method and Description
boolean	add(java.lang.String str)
boolean	addAll(java.util.Collection<? extends java.lang.String> c)
void	clear()
boolean	contains(java.lang.Object obj)
boolean	containsAll(java.util.Collection<?> c)
boolean	isEmpty()
java.util.Iterator<java.lang.String>	iterator() Returns an Iterator for iterating the keys.
boolean	remove(java.lang.Object obj)
boolean	removeAll(java.util.Collection<?> c)
boolean	retainAll(java.util.Collection<?> c)
int	size()
java.lang.Object[]	toArray()
<T> T[]	toArray(T[] 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

Constructor Detail

KeySet

public KeySet()

Method Detail

size

public int size()

Specified by:

size in interface java.util.Collection<java.lang.String>

Specified by:

size in interface java.util.Set<java.lang.String>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection<java.lang.String>

Specified by:

isEmpty in interface java.util.Set<java.lang.String>

contains

public boolean contains(java.lang.Object obj)

Specified by:

contains in interface java.util.Collection<java.lang.String>

Specified by:

contains in interface java.util.Set<java.lang.String>

iterator

public java.util.Iterator<java.lang.String> iterator()

Returns an Iterator for iterating the keys.

The returned Iterator does not support the remove() operation because "adding or removing a key may change the order of the keys" in the native Web Storage object.

Specified by:

iterator in interface java.lang.Iterable<java.lang.String>

Specified by:

iterator in interface java.util.Collection<java.lang.String>

Specified by:

iterator in interface java.util.Set<java.lang.String>

toArray

public java.lang.Object[] toArray()

Specified by:

toArray in interface java.util.Collection<java.lang.String>

Specified by:

toArray in interface java.util.Set<java.lang.String>

toArray

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

Specified by:

toArray in interface java.util.Collection<java.lang.String>

Specified by:

toArray in interface java.util.Set<java.lang.String>

add

public boolean add(java.lang.String str)

Specified by:

add in interface java.util.Collection<java.lang.String>

Specified by:

add in interface java.util.Set<java.lang.String>

remove

public boolean remove(java.lang.Object obj)

Specified by:

remove in interface java.util.Collection<java.lang.String>

Specified by:

remove in interface java.util.Set<java.lang.String>

Returns:

true if this set contained the specified element.

containsAll

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

Specified by:

containsAll in interface java.util.Collection<java.lang.String>

Specified by:

containsAll in interface java.util.Set<java.lang.String>

addAll

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

Specified by:

addAll in interface java.util.Collection<java.lang.String>

Specified by:

addAll in interface java.util.Set<java.lang.String>

retainAll

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

Specified by:

retainAll in interface java.util.Collection<java.lang.String>

Specified by:

retainAll in interface java.util.Set<java.lang.String>

removeAll

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

Specified by:

removeAll in interface java.util.Collection<java.lang.String>

Specified by:

removeAll in interface java.util.Set<java.lang.String>

Returns:

true if this set changed as a result of the call.

clear

public void clear()

Specified by:

clear in interface java.util.Collection<java.lang.String>

Specified by:

clear in interface java.util.Set<java.lang.String>