com.atlassian.jira.util.collect
Class CollectionEnclosedIterable<T>

java.lang.Object
  com.atlassian.jira.util.collect.CollectionEnclosedIterable<T>

Type Parameters:

T -

All Implemented Interfaces:

EnclosedIterable<T>, Sized

public class CollectionEnclosedIterable<T>
extends Object
implements EnclosedIterable<T>

Simple collection based EnclosedIterable.

Nested Class Summary

Nested classes/interfaces inherited from interface com.atlassian.jira.util.collect.EnclosedIterable

EnclosedIterable.Functions, EnclosedIterable.ListResolver<T>

Method Summary

static <T> EnclosedIterable<T>	copy(Collection<? extends T> collection)
boolean	equals(Object obj)
void	foreach(Consumer<T> sink) Apply the sink to all elements in the Collection.
static <T> EnclosedIterable<T>	from(Collection<? extends T> collection) Create an EnclosedIterable from the supplied Collection.
int	hashCode()
boolean	isEmpty()
int	size()

Methods inherited from class java.lang.Object

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

Method Detail

from

public static <T> EnclosedIterable<T> from(Collection<? extends T> collection)

Create an EnclosedIterable from the supplied Collection. Does not copy the collection so you should only use this if you are about to lose the reference or the collection is immutable.

Type Parameters:

T - the collection type

Parameters:

collection -

Returns:

copy

public static <T> EnclosedIterable<T> copy(Collection<? extends T> collection)

foreach

public void foreach(Consumer<T> sink)

Description copied from interface: EnclosedIterable

Apply the sink to all elements in the Collection.

Specified by:

foreach in interface EnclosedIterable<T>

size

public int size()

Specified by:

size in interface EnclosedIterable<T>

Specified by:

size in interface Sized

Returns:

the likely size of the objects passed into the sink in EnclosedIterable.foreach(Consumer). Be careful depending on this size being exact, as in many cases its best efforts value or may be stable due to concurrent changes.

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface EnclosedIterable<T>

Specified by:

isEmpty in interface Sized

Returns:

true if the there is no data behind it.

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object