Uses of Interface org.apache.commons.collections4.Factory (Apache Commons Collections 4.2 API)

Packages that use Factory
Package	Description
org.apache.commons.collections4	This package contains the interfaces and utilities shared across all the subpackages of this component.
org.apache.commons.collections4.functors	This package contains implementations of the `Closure`, `Predicate`, `Transformer` and `Factory` interfaces.
org.apache.commons.collections4.list	This package contains implementations of the `List` interface.
org.apache.commons.collections4.map	This package contains implementations of the `Map`, `IterableMap`, `OrderedMap` and `SortedMap` interfaces.

Uses of Factory in org.apache.commons.collections4

Methods in org.apache.commons.collections4 that return Factory
Modifier and Type	Method	Description
`static <T> Factory<T>`	FactoryUtils.`constantFactory(T constantToReturn)`	Creates a Factory that will return the same object each time the factory is used.
`static <T> Factory<T>`	FactoryUtils.`exceptionFactory()`	Gets a Factory that always throws an exception.
`static <T> Factory<T>`	FactoryUtils.`instantiateFactory(Class<T> classToInstantiate)`	Creates a Factory that can create objects of a specific type using a no-args constructor.
`static <T> Factory<T>`	FactoryUtils.`instantiateFactory(Class<T> classToInstantiate, Class<?>[] paramTypes, Object[] args)`	Creates a Factory that can create objects of a specific type using the arguments specified to this method.
`static <T> Factory<T>`	FactoryUtils.`nullFactory()`	Gets a Factory that will return null each time the factory is used.
`static <T> Factory<T>`	FactoryUtils.`prototypeFactory(T prototype)`	Creates a Factory that will return a clone of the same prototype object each time the factory is used.

Methods in org.apache.commons.collections4 with parameters of type Factory
Modifier and Type	Method	Description
`static <I,O> Transformer<I,O>`	TransformerUtils.`asTransformer(Factory<? extends O> factory)`	Creates a Transformer that calls a Factory each time the transformer is used.
`static <E> List<E>`	ListUtils.`lazyList(List<E> list, Factory<? extends E> factory)`	Returns a "lazy" list whose elements will be created on demand.
`static <K,V> IterableMap<K,V>`	MapUtils.`lazyMap(Map<K,V> map, Factory<? extends V> factory)`	Returns a "lazy" map whose values will be created on demand.
`static <K,V> SortedMap<K,V>`	MapUtils.`lazySortedMap(SortedMap<K,V> map, Factory<? extends V> factory)`	Returns a "lazy" sorted map whose values will be created on demand.
`static <K,V,C extends Collection<V>> MultiValueMap<K,V>`	MapUtils.`multiValueMap(Map<K,C> map, Factory<C> collectionFactory)`	Deprecated. since 4.1, use `MultiValuedMap` instead
`static <O,R extends Collection<O>> List<R>`	IterableUtils.`partition(Iterable<? extends O> iterable, Factory<R> partitionFactory, Predicate<? super O>... predicates)`	Partitions all elements from iterable into separate output collections, based on the evaluation of the given predicates.

Uses of Factory in org.apache.commons.collections4.functors

Classes in org.apache.commons.collections4.functors that implement Factory
Modifier and Type	Class	Description
`class`	`ConstantFactory<T>`	Factory implementation that returns the same constant each time.
`class`	`ExceptionFactory<T>`	Factory implementation that always throws an exception.
`class`	`InstantiateFactory<T>`	Factory implementation that creates a new object instance by reflection.

Fields in org.apache.commons.collections4.functors declared as Factory
Modifier and Type	Field	Description
`static Factory`	ExceptionFactory.`INSTANCE`	Singleton predicate instance
`static Factory`	ConstantFactory.`NULL_INSTANCE`	Returns null each time

Methods in org.apache.commons.collections4.functors that return Factory
Modifier and Type	Method	Description
`static <T> Factory<T>`	ConstantFactory.`constantFactory(T constantToReturn)`	Factory method that performs validation.
`static <T> Factory<T>`	ExceptionFactory.`exceptionFactory()`	Factory returning the singleton instance.
`Factory<? extends O>`	FactoryTransformer.`getFactory()`	Gets the factory.
`static <T> Factory<T>`	InstantiateFactory.`instantiateFactory(Class<T> classToInstantiate, Class<?>[] paramTypes, Object[] args)`	Factory method that performs validation.
`static <T> Factory<T>`	PrototypeFactory.`prototypeFactory(T prototype)`	Factory method that performs validation.

Methods in org.apache.commons.collections4.functors with parameters of type Factory
Modifier and Type	Method	Description
`static <I,O> Transformer<I,O>`	FactoryTransformer.`factoryTransformer(Factory<? extends O> factory)`	Factory method that performs validation.

Constructors in org.apache.commons.collections4.functors with parameters of type Factory
Constructor	Description
`FactoryTransformer(Factory<? extends O> factory)`	Constructor that performs no validation.

Uses of Factory in org.apache.commons.collections4.list

Methods in org.apache.commons.collections4.list with parameters of type Factory
Modifier and Type	Method	Description
`static <E> LazyList<E>`	LazyList.`lazyList(List<E> list, Factory<? extends E> factory)`	Factory method to create a lazily instantiating list.

Constructors in org.apache.commons.collections4.list with parameters of type Factory
Constructor	Description
`LazyList(List<E> list, Factory<? extends E> factory)`	Constructor that wraps (not copies).

Uses of Factory in org.apache.commons.collections4.map

Methods in org.apache.commons.collections4.map with parameters of type Factory
Modifier and Type	Method	Description
`static <K,V> DefaultedMap<K,V>`	DefaultedMap.`defaultedMap(Map<K,V> map, Factory<? extends V> factory)`	Factory method to create a defaulting map.
`static <K,V> LazyMap<K,V>`	LazyMap.`lazyMap(Map<K,V> map, Factory<? extends V> factory)`	Factory method to create a lazily instantiated map.
`static <K,V> LazySortedMap<K,V>`	LazySortedMap.`lazySortedMap(SortedMap<K,V> map, Factory<? extends V> factory)`	Factory method to create a lazily instantiated sorted map.
`static <K,V,C extends Collection<V>> MultiValueMap<K,V>`	MultiValueMap.`multiValueMap(Map<K,? super C> map, Factory<C> collectionFactory)`	Deprecated. Creates a map which decorates the given `map` and creates the value collections using the supplied `collectionFactory`.

Constructors in org.apache.commons.collections4.map with parameters of type Factory
Constructor	Description
`LazyMap(Map<K,V> map, Factory<? extends V> factory)`	Constructor that wraps (not copies).
`LazySortedMap(SortedMap<K,V> map, Factory<? extends V> factory)`	Constructor that wraps (not copies).
`MultiValueMap(Map<K,? super C> map, Factory<C> collectionFactory)`	Deprecated. Creates a MultiValueMap which decorates the given `map` and creates the value collections using the supplied `collectionFactory`.