Class FactoryTransformer<I,O>
java.lang.Object
org.apache.commons.collections4.functors.FactoryTransformer<I,O>
- All Implemented Interfaces:
Serializable
,Transformer<I,
O>
Transformer implementation that calls a Factory and returns the result.
- Since:
- 3.0
- See Also:
-
Constructor Summary
ConstructorDescriptionFactoryTransformer
(Factory<? extends O> factory) Constructor that performs no validation. -
Method Summary
Modifier and TypeMethodDescriptionstatic <I,
O> Transformer<I, O> factoryTransformer
(Factory<? extends O> factory) Factory method that performs validation.Gets the factory.Transforms the input by ignoring the input and returning the result of calling the decorated factory.
-
Constructor Details
-
FactoryTransformer
Constructor that performs no validation. UsefactoryTransformer
if you want that.- Parameters:
factory
- the factory to call, not null
-
-
Method Details
-
factoryTransformer
Factory method that performs validation.- Type Parameters:
I
- the input typeO
- the output type- Parameters:
factory
- the factory to call, not null- Returns:
- the
factory
transformer - Throws:
NullPointerException
- if the factory is null
-
getFactory
Gets the factory.- Returns:
- the factory
- Since:
- 3.1
-
transform
Transforms the input by ignoring the input and returning the result of calling the decorated factory.- Specified by:
transform
in interfaceTransformer<I,
O> - Parameters:
input
- the input object to transform- Returns:
- the transformed result
-