Uses of Interface org.apache.commons.collections.Transformer (Commons Collections 3.2.2 API)

Packages that use Transformer
Package	Description
org.apache.commons.collections	This package contains the interfaces and utilities shared across all the subpackages of this component.
org.apache.commons.collections.bag	This package contains implementations of the `Bag` and `SortedBag` interfaces.
org.apache.commons.collections.buffer	This package contains implementations of the `Buffer` interface.
org.apache.commons.collections.collection	This package contains implementations of the `Collection` interface.
org.apache.commons.collections.comparators	This package contains implementations of the `Comparator` interface.
org.apache.commons.collections.functors	This package contains implementations of the `Closure`, `Predicate`, `Transformer` and `Factory` interfaces.
org.apache.commons.collections.iterators	This package contains implementations of the `Iterator` interface.
org.apache.commons.collections.list	This package contains implementations of the `List` interface.
org.apache.commons.collections.map	This package contains implementations of the `Map`, `IterableMap`, `OrderedMap` and `SortedMap` interfaces.
org.apache.commons.collections.set	This package contains implementations of the `Set` and `SortedSet` interfaces.

Uses of Transformer in org.apache.commons.collections

Methods in org.apache.commons.collections that return Transformer
Modifier and Type	Method	Description
`static Transformer`	TransformerUtils.`asTransformer(Closure closure)`	Creates a Transformer that calls a Closure each time the transformer is used.
`static Transformer`	TransformerUtils.`asTransformer(Factory factory)`	Creates a Transformer that calls a Factory each time the transformer is used.
`static Transformer`	TransformerUtils.`asTransformer(Predicate predicate)`	Creates a Transformer that calls a Predicate each time the transformer is used.
`static Transformer`	TransformerUtils.`chainedTransformer(java.util.Collection transformers)`	Create a new Transformer that calls each transformer in turn, passing the result into the next transformer.
`static Transformer`	TransformerUtils.`chainedTransformer(Transformer[] transformers)`	Create a new Transformer that calls each transformer in turn, passing the result into the next transformer.
`static Transformer`	TransformerUtils.`chainedTransformer(Transformer transformer1, Transformer transformer2)`	Create a new Transformer that calls two transformers, passing the result of the first into the second.
`static Transformer`	TransformerUtils.`cloneTransformer()`	Gets a transformer that returns a clone of the input object.
`static Transformer`	TransformerUtils.`constantTransformer(java.lang.Object constantToReturn)`	Creates a Transformer that will return the same object each time the transformer is used.
`static Transformer`	TransformerUtils.`exceptionTransformer()`	Gets a transformer that always throws an exception.
`protected Transformer`	BeanMap.`getTypeTransformer(java.lang.Class aType)`	Deprecated. Returns a transformer for the given primitive type.
`static Transformer`	TransformerUtils.`instantiateTransformer()`	Gets a Transformer that expects an input Class object that it will instantiate.
`static Transformer`	TransformerUtils.`instantiateTransformer(java.lang.Class[] paramTypes, java.lang.Object[] args)`	Creates a Transformer that expects an input Class object that it will instantiate.
`static Transformer`	TransformerUtils.`invokerTransformer(java.lang.String methodName)`	Gets a Transformer that invokes a method on the input object.
`static Transformer`	TransformerUtils.`invokerTransformer(java.lang.String methodName, java.lang.Class[] paramTypes, java.lang.Object[] args)`	Gets a Transformer that invokes a method on the input object.
`static Transformer`	TransformerUtils.`mapTransformer(java.util.Map map)`	Creates a Transformer that uses the passed in Map to transform the input object (as a simple lookup).
`static Transformer`	TransformerUtils.`nopTransformer()`	Gets a transformer that returns the input object.
`static Transformer`	TransformerUtils.`nullTransformer()`	Gets a transformer that always returns null.
`static Transformer`	TransformerUtils.`stringValueTransformer()`	Gets a transformer that returns a `java.lang.String` representation of the input object.
`static Transformer`	TransformerUtils.`switchMapTransformer(java.util.Map objectsAndTransformers)`	Create a new Transformer that uses the input object as a key to find the transformer to call.
`static Transformer`	TransformerUtils.`switchTransformer(java.util.Map predicatesAndTransformers)`	Create a new Transformer that calls one of the transformers depending on the predicates.
`static Transformer`	TransformerUtils.`switchTransformer(Predicate[] predicates, Transformer[] transformers)`	Create a new Transformer that calls one of the transformers depending on the predicates.
`static Transformer`	TransformerUtils.`switchTransformer(Predicate[] predicates, Transformer[] transformers, Transformer defaultTransformer)`	Create a new Transformer that calls one of the transformers depending on the predicates.
`static Transformer`	TransformerUtils.`switchTransformer(Predicate predicate, Transformer trueTransformer, Transformer falseTransformer)`	Create a new Transformer that calls one of two transformers depending on the specified predicate.

Methods in org.apache.commons.collections with parameters of type Transformer
Modifier and Type	Method	Description
`static Closure`	ClosureUtils.`asClosure(Transformer transformer)`	Creates a Closure that calls a Transformer each time it is called.
`static Predicate`	PredicateUtils.`asPredicate(Transformer transformer)`	Create a new Predicate that wraps a Transformer.
`static Transformer`	TransformerUtils.`chainedTransformer(Transformer[] transformers)`	Create a new Transformer that calls each transformer in turn, passing the result into the next transformer.
`static Transformer`	TransformerUtils.`chainedTransformer(Transformer transformer1, Transformer transformer2)`	Create a new Transformer that calls two transformers, passing the result of the first into the second.
`static java.util.Collection`	CollectionUtils.`collect(java.util.Collection inputCollection, Transformer transformer)`	Returns a new Collection consisting of the elements of inputCollection transformed by the given transformer.
`static java.util.Collection`	CollectionUtils.`collect(java.util.Collection inputCollection, Transformer transformer, java.util.Collection outputCollection)`	Transforms all elements from inputCollection with the given transformer and adds them to the outputCollection.
`static java.util.Collection`	CollectionUtils.`collect(java.util.Iterator inputIterator, Transformer transformer)`	Transforms all elements from the inputIterator with the given transformer and adds them to the outputCollection.
`static java.util.Collection`	CollectionUtils.`collect(java.util.Iterator inputIterator, Transformer transformer, java.util.Collection outputCollection)`	Transforms all elements from the inputIterator with the given transformer and adds them to the outputCollection.
`static java.util.Map`	MapUtils.`lazyMap(java.util.Map map, Transformer transformerFactory)`	Returns a "lazy" map whose values will be created on demand.
`static java.util.SortedMap`	MapUtils.`lazySortedMap(java.util.SortedMap map, Transformer transformerFactory)`	Returns a "lazy" sorted map whose values will be created on demand.
`static java.util.Iterator`	IteratorUtils.`objectGraphIterator(java.lang.Object root, Transformer transformer)`	Gets an iterator that operates over an object graph.
`static Transformer`	TransformerUtils.`switchTransformer(Predicate[] predicates, Transformer[] transformers)`	Create a new Transformer that calls one of the transformers depending on the predicates.
`static Transformer`	TransformerUtils.`switchTransformer(Predicate[] predicates, Transformer[] transformers, Transformer defaultTransformer)`	Create a new Transformer that calls one of the transformers depending on the predicates.
`static Transformer`	TransformerUtils.`switchTransformer(Predicate predicate, Transformer trueTransformer, Transformer falseTransformer)`	Create a new Transformer that calls one of two transformers depending on the specified predicate.
`static void`	CollectionUtils.`transform(java.util.Collection collection, Transformer transformer)`	Transform the collection by applying a Transformer to each element.
`static Bag`	BagUtils.`transformedBag(Bag bag, Transformer transformer)`	Returns a transformed bag backed by the given bag.
`static Buffer`	BufferUtils.`transformedBuffer(Buffer buffer, Transformer transformer)`	Returns a transformed buffer backed by the given buffer.
`static java.util.Collection`	CollectionUtils.`transformedCollection(java.util.Collection collection, Transformer transformer)`	Returns a transformed bag backed by the given collection.
`static java.util.Comparator`	ComparatorUtils.`transformedComparator(java.util.Comparator comparator, Transformer transformer)`	Gets a Comparator that passes transformed objects to the given comparator.
`static java.util.Iterator`	IteratorUtils.`transformedIterator(java.util.Iterator iterator, Transformer transform)`	Gets an iterator that transforms the elements of another iterator.
`static java.util.List`	ListUtils.`transformedList(java.util.List list, Transformer transformer)`	Returns a transformed list backed by the given list.
`static java.util.Map`	MapUtils.`transformedMap(java.util.Map map, Transformer keyTransformer, Transformer valueTransformer)`	Returns a transformed map backed by the given map.
`static Predicate`	PredicateUtils.`transformedPredicate(Transformer transformer, Predicate predicate)`	Creates a predicate that transforms the input object before passing it to the predicate.
`static java.util.Set`	SetUtils.`transformedSet(java.util.Set set, Transformer transformer)`	Returns a transformed set backed by the given set.
`static SortedBag`	BagUtils.`transformedSortedBag(SortedBag bag, Transformer transformer)`	Returns a transformed sorted bag backed by the given bag.
`static java.util.SortedMap`	MapUtils.`transformedSortedMap(java.util.SortedMap map, Transformer keyTransformer, Transformer valueTransformer)`	Returns a transformed sorted map backed by the given map.
`static java.util.SortedSet`	SetUtils.`transformedSortedSet(java.util.SortedSet set, Transformer transformer)`	Returns a transformed sorted set backed by the given set.

Uses of Transformer in org.apache.commons.collections.bag

Methods in org.apache.commons.collections.bag with parameters of type Transformer
Modifier and Type	Method	Description
`static Bag`	TransformedBag.`decorate(Bag bag, Transformer transformer)`	Factory method to create a transforming bag.
`static SortedBag`	TransformedSortedBag.`decorate(SortedBag bag, Transformer transformer)`	Factory method to create a transforming sorted bag.

Constructors in org.apache.commons.collections.bag with parameters of type Transformer
Constructor	Description
`TransformedBag(Bag bag, Transformer transformer)`	Constructor that wraps (not copies).
`TransformedSortedBag(SortedBag bag, Transformer transformer)`	Constructor that wraps (not copies).

Uses of Transformer in org.apache.commons.collections.buffer

Methods in org.apache.commons.collections.buffer with parameters of type Transformer
Modifier and Type	Method	Description
`static Buffer`	TransformedBuffer.`decorate(Buffer buffer, Transformer transformer)`	Factory method to create a transforming buffer.

Constructors in org.apache.commons.collections.buffer with parameters of type Transformer
Constructor	Description
`TransformedBuffer(Buffer buffer, Transformer transformer)`	Constructor that wraps (not copies).

Uses of Transformer in org.apache.commons.collections.collection

Fields in org.apache.commons.collections.collection declared as Transformer
Modifier and Type	Field	Description
`protected Transformer`	TransformedCollection.`transformer`	The transformer to use

Methods in org.apache.commons.collections.collection with parameters of type Transformer
Modifier and Type	Method	Description
`static java.util.Collection`	TransformedCollection.`decorate(java.util.Collection coll, Transformer transformer)`	Factory method to create a transforming collection.

Constructors in org.apache.commons.collections.collection with parameters of type Transformer
Constructor	Description
`TransformedCollection(java.util.Collection coll, Transformer transformer)`	Constructor that wraps (not copies).

Uses of Transformer in org.apache.commons.collections.comparators

Fields in org.apache.commons.collections.comparators declared as Transformer
Modifier and Type	Field	Description
`protected Transformer`	TransformingComparator.`transformer`	The transformer being used.

Constructors in org.apache.commons.collections.comparators with parameters of type Transformer
Constructor	Description
`TransformingComparator(Transformer transformer)`	Constructs an instance with the given Transformer and a `ComparableComparator`.
`TransformingComparator(Transformer transformer, java.util.Comparator decorated)`	Constructs an instance with the given Transformer and Comparator.

Uses of Transformer in org.apache.commons.collections.functors

Classes in org.apache.commons.collections.functors that implement Transformer
Modifier and Type	Class	Description
`class`	`ChainedTransformer`	Transformer implementation that chains the specified transformers together.
`class`	`CloneTransformer`	Transformer implementation that returns a clone of the input object.
`class`	`ClosureTransformer`	Transformer implementation that calls a Closure using the input object and then returns the input.
`class`	`ConstantTransformer`	Transformer implementation that returns the same constant each time.
`class`	`ExceptionTransformer`	Transformer implementation that always throws an exception.
`class`	`FactoryTransformer`	Transformer implementation that calls a Factory and returns the result.
`class`	`InstantiateTransformer`	Transformer implementation that creates a new object instance by reflection.
`class`	`InvokerTransformer`	Transformer implementation that creates a new object instance by reflection.
`class`	`MapTransformer`	Transformer implementation that returns the value held in a specified map using the input parameter as a key.
`class`	`NOPTransformer`	Transformer implementation that does nothing.
`class`	`PredicateTransformer`	Transformer implementation that calls a Predicate using the input object and then returns the input.
`class`	`StringValueTransformer`	Transformer implementation that returns the result of calling `String.valueOf` on the input object.
`class`	`SwitchTransformer`	Transformer implementation calls the transformer whose predicate returns true, like a switch statement.

Fields in org.apache.commons.collections.functors declared as Transformer
Modifier and Type	Field	Description
`static Transformer`	CloneTransformer.`INSTANCE`	Singleton predicate instance
`static Transformer`	ExceptionTransformer.`INSTANCE`	Singleton predicate instance
`static Transformer`	NOPTransformer.`INSTANCE`	Singleton predicate instance
`static Transformer`	StringValueTransformer.`INSTANCE`	Singleton predicate instance
`static Transformer`	InstantiateTransformer.`NO_ARG_INSTANCE`	Singleton instance that uses the no arg constructor
`static Transformer`	ConstantTransformer.`NULL_INSTANCE`	Returns null each time

Methods in org.apache.commons.collections.functors that return Transformer
Modifier and Type	Method	Description
`Transformer`	SwitchTransformer.`getDefaultTransformer()`	Gets the default transformer.
`static Transformer`	ChainedTransformer.`getInstance(java.util.Collection transformers)`	Create a new Transformer that calls each transformer in turn, passing the result into the next transformer.
`static Transformer`	ChainedTransformer.`getInstance(Transformer[] transformers)`	Factory method that performs validation and copies the parameter array.
`static Transformer`	ChainedTransformer.`getInstance(Transformer transformer1, Transformer transformer2)`	Factory method that performs validation.
`static Transformer`	CloneTransformer.`getInstance()`	Factory returning the singleton instance.
`static Transformer`	ClosureTransformer.`getInstance(Closure closure)`	Factory method that performs validation.
`static Transformer`	ConstantTransformer.`getInstance(java.lang.Object constantToReturn)`	Transformer method that performs validation.
`static Transformer`	ExceptionTransformer.`getInstance()`	Factory returning the singleton instance.
`static Transformer`	FactoryTransformer.`getInstance(Factory factory)`	Factory method that performs validation.
`static Transformer`	InstantiateTransformer.`getInstance(java.lang.Class[] paramTypes, java.lang.Object[] args)`	Transformer method that performs validation.
`static Transformer`	InvokerTransformer.`getInstance(java.lang.String methodName)`	Gets an instance of this transformer calling a specific method with no arguments.
`static Transformer`	InvokerTransformer.`getInstance(java.lang.String methodName, java.lang.Class[] paramTypes, java.lang.Object[] args)`	Gets an instance of this transformer calling a specific method with specific values.
`static Transformer`	MapTransformer.`getInstance(java.util.Map map)`	Factory to create the transformer.
`static Transformer`	NOPTransformer.`getInstance()`	Factory returning the singleton instance.
`static Transformer`	PredicateTransformer.`getInstance(Predicate predicate)`	Factory method that performs validation.
`static Transformer`	StringValueTransformer.`getInstance()`	Factory returning the singleton instance.
`static Transformer`	SwitchTransformer.`getInstance(java.util.Map predicatesAndTransformers)`	Create a new Transformer that calls one of the transformers depending on the predicates.
`static Transformer`	SwitchTransformer.`getInstance(Predicate[] predicates, Transformer[] transformers, Transformer defaultTransformer)`	Factory method that performs validation and copies the parameter arrays.
`Transformer`	TransformedPredicate.`getTransformer()`	Gets the transformer in use.
`Transformer`	TransformerClosure.`getTransformer()`	Gets the transformer.
`Transformer`	TransformerPredicate.`getTransformer()`	Gets the transformer.
`Transformer[]`	ChainedTransformer.`getTransformers()`	Gets the transformers, do not modify the array.
`Transformer[]`	SwitchTransformer.`getTransformers()`	Gets the transformers, do not modify the array.

Methods in org.apache.commons.collections.functors with parameters of type Transformer
Modifier and Type	Method	Description
`static Transformer`	ChainedTransformer.`getInstance(Transformer[] transformers)`	Factory method that performs validation and copies the parameter array.
`static Transformer`	ChainedTransformer.`getInstance(Transformer transformer1, Transformer transformer2)`	Factory method that performs validation.
`static Transformer`	SwitchTransformer.`getInstance(Predicate[] predicates, Transformer[] transformers, Transformer defaultTransformer)`	Factory method that performs validation and copies the parameter arrays.
`static Predicate`	TransformedPredicate.`getInstance(Transformer transformer, Predicate predicate)`	Factory to create the predicate.
`static Closure`	TransformerClosure.`getInstance(Transformer transformer)`	Factory method that performs validation.
`static Predicate`	TransformerPredicate.`getInstance(Transformer transformer)`	Factory to create the predicate.

Constructors in org.apache.commons.collections.functors with parameters of type Transformer
Constructor	Description
`ChainedTransformer(Transformer[] transformers)`	Constructor that performs no validation.
`SwitchTransformer(Predicate[] predicates, Transformer[] transformers, Transformer defaultTransformer)`	Constructor that performs no validation.
`TransformedPredicate(Transformer transformer, Predicate predicate)`	Constructor that performs no validation.
`TransformerClosure(Transformer transformer)`	Constructor that performs no validation.
`TransformerPredicate(Transformer transformer)`	Constructor that performs no validation.

Uses of Transformer in org.apache.commons.collections.iterators

Fields in org.apache.commons.collections.iterators declared as Transformer
Modifier and Type	Field	Description
`protected Transformer`	ObjectGraphIterator.`transformer`	The transformer to use

Methods in org.apache.commons.collections.iterators that return Transformer
Modifier and Type	Method	Description
`Transformer`	TransformIterator.`getTransformer()`	Gets the transformer this iterator is using.

Methods in org.apache.commons.collections.iterators with parameters of type Transformer
Modifier and Type	Method	Description
`void`	TransformIterator.`setTransformer(Transformer transformer)`	Sets the transformer this the iterator to use.

Constructors in org.apache.commons.collections.iterators with parameters of type Transformer
Constructor	Description
`ObjectGraphIterator(java.lang.Object root, Transformer transformer)`	Constructs an ObjectGraphIterator using a root object and transformer.
`TransformIterator(java.util.Iterator iterator, Transformer transformer)`	Constructs a new `TransformIterator` that will use the given iterator and transformer.

Uses of Transformer in org.apache.commons.collections.list

Methods in org.apache.commons.collections.list with parameters of type Transformer
Modifier and Type	Method	Description
`static java.util.List`	TransformedList.`decorate(java.util.List list, Transformer transformer)`	Factory method to create a transforming list.

Constructors in org.apache.commons.collections.list with parameters of type Transformer
Constructor	Description
`TransformedList(java.util.List list, Transformer transformer)`	Constructor that wraps (not copies).

Uses of Transformer in org.apache.commons.collections.map

Fields in org.apache.commons.collections.map declared as Transformer
Modifier and Type	Field	Description
`protected Transformer`	LazyMap.`factory`	The factory to use to construct elements
`protected Transformer`	TransformedMap.`keyTransformer`	The transformer to use for the key
`protected Transformer`	TransformedMap.`valueTransformer`	The transformer to use for the value

Methods in org.apache.commons.collections.map with parameters of type Transformer
Modifier and Type	Method	Description
`static java.util.Map`	DefaultedMap.`decorate(java.util.Map map, Transformer factory)`	Factory method to create a defaulting map.
`static java.util.Map`	LazyMap.`decorate(java.util.Map map, Transformer factory)`	Factory method to create a lazily instantiated map.
`static java.util.SortedMap`	LazySortedMap.`decorate(java.util.SortedMap map, Transformer factory)`	Factory method to create a lazily instantiated sorted map.
`static java.util.Map`	TransformedMap.`decorate(java.util.Map map, Transformer keyTransformer, Transformer valueTransformer)`	Factory method to create a transforming map.
`static java.util.SortedMap`	TransformedSortedMap.`decorate(java.util.SortedMap map, Transformer keyTransformer, Transformer valueTransformer)`	Factory method to create a transforming sorted map.
`static java.util.Map`	TransformedMap.`decorateTransform(java.util.Map map, Transformer keyTransformer, Transformer valueTransformer)`	Factory method to create a transforming map that will transform existing contents of the specified map.
`static java.util.SortedMap`	TransformedSortedMap.`decorateTransform(java.util.SortedMap map, Transformer keyTransformer, Transformer valueTransformer)`	Factory method to create a transforming sorted map that will transform existing contents of the specified map.

Constructors in org.apache.commons.collections.map with parameters of type Transformer
Constructor	Description
`LazyMap(java.util.Map map, Transformer factory)`	Constructor that wraps (not copies).
`LazySortedMap(java.util.SortedMap map, Transformer factory)`	Constructor that wraps (not copies).
`TransformedMap(java.util.Map map, Transformer keyTransformer, Transformer valueTransformer)`	Constructor that wraps (not copies).
`TransformedSortedMap(java.util.SortedMap map, Transformer keyTransformer, Transformer valueTransformer)`	Constructor that wraps (not copies).

Uses of Transformer in org.apache.commons.collections.set

Methods in org.apache.commons.collections.set with parameters of type Transformer
Modifier and Type	Method	Description
`static java.util.Set`	TransformedSet.`decorate(java.util.Set set, Transformer transformer)`	Factory method to create a transforming set.
`static java.util.SortedSet`	TransformedSortedSet.`decorate(java.util.SortedSet set, Transformer transformer)`	Factory method to create a transforming sorted set.

Constructors in org.apache.commons.collections.set with parameters of type Transformer
Constructor	Description
`TransformedSet(java.util.Set set, Transformer transformer)`	Constructor that wraps (not copies).
`TransformedSortedSet(java.util.SortedSet set, Transformer transformer)`	Constructor that wraps (not copies).

Uses of Interfaceorg.apache.commons.collections.Transformer

Uses of Transformer in org.apache.commons.collections

Uses of Transformer in org.apache.commons.collections.bag

Uses of Transformer in org.apache.commons.collections.buffer

Uses of Transformer in org.apache.commons.collections.collection

Uses of Transformer in org.apache.commons.collections.comparators

Uses of Transformer in org.apache.commons.collections.functors

Uses of Transformer in org.apache.commons.collections.iterators

Uses of Transformer in org.apache.commons.collections.list

Uses of Transformer in org.apache.commons.collections.map

Uses of Transformer in org.apache.commons.collections.set

Uses of Interface
org.apache.commons.collections.Transformer