com.landawn.abacus.util

Class Fn.Suppliers

java.lang.Object

com.landawn.abacus.util.Fn.Suppliers

Enclosing class:

Fn

public static final class Fn.Suppliers
extends Object

The Class Suppliers.

Method Summary

Modifier and Type	Method and Description
static <T> Supplier<ArrayDeque<T>>	ofArrayDeque() Of array deque.
static <K,V> Supplier<BiMap<K,V>>	ofBiMap()
static <K,V> Supplier<ConcurrentHashMap<K,V>>	ofConcurrentHashMap()
static <T> Supplier<ConcurrentLinkedQueue<T>>	ofConcurrentLinkedQueue() Of concurrent linked queue.
static <K,V> Supplier<ConcurrentMap<K,V>>	ofConcurrentMap() Of concurrent map.
static <T> Supplier<Deque<T>>	ofDeque()
static Supplier<boolean[]>	ofEmptyBooleanArray() Of empty boolean array.
static Supplier<byte[]>	ofEmptyByteArray() Of empty byte array.
static Supplier<char[]>	ofEmptyCharArray() Of empty char array.
static Supplier<double[]>	ofEmptyDoubleArray() Of empty double array.
static Supplier<float[]>	ofEmptyFloatArray() Of empty float array.
static Supplier<int[]>	ofEmptyIntArray() Of empty int array.
static Supplier<long[]>	ofEmptyLongArray() Of empty long array.
static Supplier<Object[]>	ofEmptyObjectArray() Of empty object array.
static Supplier<short[]>	ofEmptyShortArray() Of empty short array.
static Supplier<String[]>	ofEmptyStringArray() Of empty string array.
static Supplier<String>	ofGUID()
static <K,V> Supplier<IdentityHashMap<K,V>>	ofIdentityHashMap() Of identity hash map.
static Supplier<ImmutableList<?>>	ofImmutableList() Deprecated.
static Supplier<ImmutableMap<?,?>>	ofImmutableMap() Deprecated.
static Supplier<ImmutableSet<?>>	ofImmutableSet() Deprecated.
static <T> Supplier<T>	ofInstance(T instance) Returns a supplier that always supplies instance.
static <T> Supplier<LinkedBlockingQueue<T>>	ofLinkedBlockingQueue() Of linked blocking queue.
static <K,V> Supplier<Map<K,V>>	ofLinkedHashMap() Of linked hash map.
static <T> Supplier<Set<T>>	ofLinkedHashSet() Of linked hash set.
static <T> Supplier<LinkedList<T>>	ofLinkedList() Of linked list.
static <T> Supplier<List<T>>	ofList()
static <K,E> Supplier<ListMultimap<K,E>>	ofListMultimap()
static <K,E> Supplier<ListMultimap<K,E>>	ofListMultimap(Class<? extends Map> mapType)
static <K,E> Supplier<ListMultimap<K,E>>	ofListMultimap(Class<? extends Map> mapType, Class<? extends List> valueType)
static <K,E> Supplier<ListMultimap<K,E>>	ofListMultimap(Supplier<? extends Map<K,List<E>>> mapSupplier, Supplier<? extends List<E>> valueSupplier)
static <K,V> Supplier<Map<K,V>>	ofMap()
static <K,E,V extends Collection<E>> Supplier<Multimap<K,E,V>>	ofMultimap(Supplier<? extends Map<K,V>> mapSupplier, Supplier<? extends V> valueSupplier)
static <T> Supplier<Multiset<T>>	ofMultiset()
static <T> Supplier<Multiset<T>>	ofMultiset(Class<? extends Map> valueMapType)
static <T> Supplier<Multiset<T>>	ofMultiset(Supplier<? extends Map<T,?>> mapSupplier)
static <K,V> Supplier<NavigableMap<K,V>>	ofNavigableMap() Of navigable map.
static <T> Supplier<NavigableSet<T>>	ofNavigableSet() Of navigable set.
static <T> Supplier<PriorityQueue<T>>	ofPriorityQueue() Of priority queue.
static <T> Supplier<Queue<T>>	ofQueue()
static <T> Supplier<Set<T>>	ofSet()
static <K,E> Supplier<SetMultimap<K,E>>	ofSetMultimap()
static <K,E> Supplier<SetMultimap<K,E>>	ofSetMultimap(Class<? extends Map> mapType)
static <K,E> Supplier<SetMultimap<K,E>>	ofSetMultimap(Class<? extends Map> mapType, Class<? extends Set> valueType)
static <K,E> Supplier<SetMultimap<K,E>>	ofSetMultimap(Supplier<? extends Map<K,Set<E>>> mapSupplier, Supplier<? extends Set<E>> valueSupplier)
static <K,V> Supplier<SortedMap<K,V>>	ofSortedMap() Of sorted map.
static <T> Supplier<SortedSet<T>>	ofSortedSet() Of sorted set.
static Supplier<StringBuilder>	ofStringBuilder() Of string builder.
static <K,V> Supplier<TreeMap<K,V>>	ofTreeMap() Of tree map.
static <T> Supplier<TreeSet<T>>	ofTreeSet() Of tree set.
static Supplier<String>	ofUUID()
static <T,C extends Collection<T>> Supplier<? extends C>	single(Supplier<? extends C> supplier) Deprecated.

Methods inherited from class java.lang.Object

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

Method Detail

ofInstance

public static <T> Supplier<T> ofInstance(T instance)

Returns a supplier that always supplies instance.

Type Parameters:

T -

Parameters:

instance -

Returns:

ofUUID

public static Supplier<String> ofUUID()

Returns:

ofGUID

public static Supplier<String> ofGUID()

Returns:

ofEmptyBooleanArray

public static Supplier<boolean[]> ofEmptyBooleanArray()

Of empty boolean array.

Returns:

ofEmptyCharArray

public static Supplier<char[]> ofEmptyCharArray()

Of empty char array.

Returns:

ofEmptyByteArray

public static Supplier<byte[]> ofEmptyByteArray()

Of empty byte array.

Returns:

ofEmptyShortArray

public static Supplier<short[]> ofEmptyShortArray()

Of empty short array.

Returns:

ofEmptyIntArray

public static Supplier<int[]> ofEmptyIntArray()

Of empty int array.

Returns:

ofEmptyLongArray

public static Supplier<long[]> ofEmptyLongArray()

Of empty long array.

Returns:

ofEmptyFloatArray

public static Supplier<float[]> ofEmptyFloatArray()

Of empty float array.

Returns:

ofEmptyDoubleArray

public static Supplier<double[]> ofEmptyDoubleArray()

Of empty double array.

Returns:

ofEmptyStringArray

public static Supplier<String[]> ofEmptyStringArray()

Of empty string array.

Returns:

ofEmptyObjectArray

public static Supplier<Object[]> ofEmptyObjectArray()

Of empty object array.

Returns:

ofList

public static <T> Supplier<List<T>> ofList()

Type Parameters:

T -

Returns:

ofLinkedList

public static <T> Supplier<LinkedList<T>> ofLinkedList()

Of linked list.

Type Parameters:

T -

Returns:

ofSet

public static <T> Supplier<Set<T>> ofSet()

Type Parameters:

T -

Returns:

ofLinkedHashSet

public static <T> Supplier<Set<T>> ofLinkedHashSet()

Of linked hash set.

Type Parameters:

T -

Returns:

ofSortedSet

public static <T> Supplier<SortedSet<T>> ofSortedSet()

Of sorted set.

Type Parameters:

T -

Returns:

ofNavigableSet

public static <T> Supplier<NavigableSet<T>> ofNavigableSet()

Of navigable set.

Type Parameters:

T -

Returns:

ofTreeSet

public static <T> Supplier<TreeSet<T>> ofTreeSet()

Of tree set.

Type Parameters:

T -

Returns:

ofQueue

public static <T> Supplier<Queue<T>> ofQueue()

Type Parameters:

T -

Returns:

ofDeque

public static <T> Supplier<Deque<T>> ofDeque()

Type Parameters:

T -

Returns:

ofArrayDeque

public static <T> Supplier<ArrayDeque<T>> ofArrayDeque()

Of array deque.

Type Parameters:

T -

Returns:

ofLinkedBlockingQueue

public static <T> Supplier<LinkedBlockingQueue<T>> ofLinkedBlockingQueue()

Of linked blocking queue.

Type Parameters:

T -

Returns:

ofConcurrentLinkedQueue

public static <T> Supplier<ConcurrentLinkedQueue<T>> ofConcurrentLinkedQueue()

Of concurrent linked queue.

Type Parameters:

T -

Returns:

ofPriorityQueue

public static <T> Supplier<PriorityQueue<T>> ofPriorityQueue()

Of priority queue.

Type Parameters:

T -

Returns:

ofMap

public static <K,V> Supplier<Map<K,V>> ofMap()

Type Parameters:

K - the key type

V - the value type

Returns:

ofLinkedHashMap

public static <K,V> Supplier<Map<K,V>> ofLinkedHashMap()

Of linked hash map.

Type Parameters:

K - the key type

V - the value type

Returns:

ofIdentityHashMap

public static <K,V> Supplier<IdentityHashMap<K,V>> ofIdentityHashMap()

Of identity hash map.

Type Parameters:

K - the key type

V - the value type

Returns:

ofSortedMap

public static <K,V> Supplier<SortedMap<K,V>> ofSortedMap()

Of sorted map.

Type Parameters:

K - the key type

V - the value type

Returns:

ofNavigableMap

public static <K,V> Supplier<NavigableMap<K,V>> ofNavigableMap()

Of navigable map.

Type Parameters:

K - the key type

V - the value type

Returns:

ofTreeMap

public static <K,V> Supplier<TreeMap<K,V>> ofTreeMap()

Of tree map.

Type Parameters:

K - the key type

V - the value type

Returns:

ofConcurrentMap

public static <K,V> Supplier<ConcurrentMap<K,V>> ofConcurrentMap()

Of concurrent map.

Type Parameters:

K - the key type

V - the value type

Returns:

ofConcurrentHashMap

public static <K,V> Supplier<ConcurrentHashMap<K,V>> ofConcurrentHashMap()

ofBiMap

public static <K,V> Supplier<BiMap<K,V>> ofBiMap()

ofMultiset

public static <T> Supplier<Multiset<T>> ofMultiset()

ofMultiset

public static <T> Supplier<Multiset<T>> ofMultiset(Class<? extends Map> valueMapType)

ofMultiset

public static <T> Supplier<Multiset<T>> ofMultiset(Supplier<? extends Map<T,?>> mapSupplier)

ofListMultimap

public static <K,E> Supplier<ListMultimap<K,E>> ofListMultimap()

ofListMultimap

public static <K,E> Supplier<ListMultimap<K,E>> ofListMultimap(Class<? extends Map> mapType)

ofListMultimap

public static <K,E> Supplier<ListMultimap<K,E>> ofListMultimap(Class<? extends Map> mapType,
                                                               Class<? extends List> valueType)

ofListMultimap

public static <K,E> Supplier<ListMultimap<K,E>> ofListMultimap(Supplier<? extends Map<K,List<E>>> mapSupplier,
                                                               Supplier<? extends List<E>> valueSupplier)

ofSetMultimap

public static <K,E> Supplier<SetMultimap<K,E>> ofSetMultimap()

ofSetMultimap

public static <K,E> Supplier<SetMultimap<K,E>> ofSetMultimap(Class<? extends Map> mapType)

ofSetMultimap

public static <K,E> Supplier<SetMultimap<K,E>> ofSetMultimap(Class<? extends Map> mapType,
                                                             Class<? extends Set> valueType)

ofSetMultimap

public static <K,E> Supplier<SetMultimap<K,E>> ofSetMultimap(Supplier<? extends Map<K,Set<E>>> mapSupplier,
                                                             Supplier<? extends Set<E>> valueSupplier)

ofMultimap

public static <K,E,V extends Collection<E>> Supplier<Multimap<K,E,V>> ofMultimap(Supplier<? extends Map<K,V>> mapSupplier,
                                                                                 Supplier<? extends V> valueSupplier)

ofStringBuilder

public static Supplier<StringBuilder> ofStringBuilder()

Of string builder.

Returns:

ofImmutableList

@Deprecated
public static Supplier<ImmutableList<?>> ofImmutableList()

Deprecated.

Returns:

Throws:

UnsupportedOperationException - the unsupported operation exception

ofImmutableSet

@Deprecated
public static Supplier<ImmutableSet<?>> ofImmutableSet()

Deprecated.

Returns:

Throws:

UnsupportedOperationException - the unsupported operation exception

ofImmutableMap

@Deprecated
public static Supplier<ImmutableMap<?,?>> ofImmutableMap()

Deprecated.

Returns:

Throws:

UnsupportedOperationException - the unsupported operation exception

single

@Deprecated
public static <T,C extends Collection<T>> Supplier<? extends C> single(Supplier<? extends C> supplier)

Deprecated.

Type Parameters:

T -

C -

Parameters:

supplier -

Returns: