com.atlassian.jira.util.collect

Class CollectionBuilder<T>

java.lang.Object

com.atlassian.jira.util.collect.CollectionBuilder<T>

Type Parameters:

T - contained in the created collections.

@NotThreadSafe
public final class CollectionBuilder<T>
extends Object

Convenience class for creating collections (Set and List) instances or enclosed iterables.

The default methods asList() and asSet() and asSortedSet() create immutable collections.

Method Summary

Modifier and Type	Method and Description
CollectionBuilder<T>	add(T element)
CollectionBuilder<T>	addAll(Collection<? extends T> elements)
<E extends T> CollectionBuilder<T>	addAll(E... elements)
CollectionBuilder<T>	addAll(Enumeration<? extends T> elements)
List<T>	asArrayList()
Collection<T>	asCollection()
EnclosedIterable<T>	asEnclosedIterable()
Set<T>	asHashSet()
Set<T>	asImmutableListOrderedSet()
List<T>	asLinkedList()
List<T>	asList()
Set<T>	asListOrderedSet()
Collection<T>	asMutableCollection()
List<T>	asMutableList()
Set<T>	asMutableSet()
SortedSet<T>	asMutableSortedSet()
Set<T>	asSet()
SortedSet<T>	asSortedSet() Return a SortedSet of the elements of this builder in their natural order.
SortedSet<T>	asSortedSet(Comparator<? super T> comparator)
SortedSet<T>	asTreeSet()
static <T> List<T>	list(T... elements)
static <T> CollectionBuilder<T>	newBuilder()
static <T> CollectionBuilder<T>	newBuilder(T... elements)

Methods inherited from class java.lang.Object

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

Method Detail

newBuilder

public static <T> CollectionBuilder<T> newBuilder()

newBuilder

public static <T> CollectionBuilder<T> newBuilder(T... elements)

list

public static <T> List<T> list(T... elements)

add

public CollectionBuilder<T> add(T element)

addAll

public <E extends T> CollectionBuilder<T> addAll(E... elements)

addAll

public CollectionBuilder<T> addAll(Collection<? extends T> elements)

addAll

public CollectionBuilder<T> addAll(Enumeration<? extends T> elements)

asCollection

public Collection<T> asCollection()

asMutableCollection

public Collection<T> asMutableCollection()

asArrayList

public List<T> asArrayList()

asLinkedList

public List<T> asLinkedList()

asList

public List<T> asList()

asMutableList

public List<T> asMutableList()

asHashSet

public Set<T> asHashSet()

asListOrderedSet

public Set<T> asListOrderedSet()

asImmutableListOrderedSet

public Set<T> asImmutableListOrderedSet()

asSet

public Set<T> asSet()

asMutableSet

public Set<T> asMutableSet()

asTreeSet

public SortedSet<T> asTreeSet()

asSortedSet

public SortedSet<T> asSortedSet()

Return a SortedSet of the elements of this builder in their natural order. Note, will throw an exception if the elements are not comparable.

Returns:

an immutable sorted set.

Throws:

ClassCastException - if the elements do not implement Comparable.

asSortedSet

public SortedSet<T> asSortedSet(Comparator<? super T> comparator)

asMutableSortedSet

public SortedSet<T> asMutableSortedSet()

asEnclosedIterable

public EnclosedIterable<T> asEnclosedIterable()