org.meanbean.factories

Interface FactoryLookup

All Known Subinterfaces:

FactoryCollection

All Known Implementing Classes:

ArrayFactoryLookup, CollectionFactoryLookup, EnumFactoryLookup, FactoryCollectionRepository, FactoryRepository, OptionalFactoryLookup

public interface FactoryLookup

For looking up Factory instances

Method Summary

Modifier and Type	Method and Description
<T> Factory<T>	getFactory(Type type) Get the Factory registered for the specified class.
default <T> Factory<T>	getFactoryIfAvailable(Type type, Supplier<Factory<T>> fallback)
static FactoryLookup	getInstance()
static ServiceDefinition<FactoryLookup>	getServiceDefinition()
boolean	hasFactory(Type type) Does this contain a Factory registered against the specified class?

Method Detail

getFactory

<T> Factory<T> getFactory(Type type)
                   throws IllegalArgumentException,
                          NoSuchFactoryException

Get the Factory registered for the specified class.

To check whether a Factory is registered for a specified class, please refer to hasFactory(Class<?> clazz);.

Parameters:

type - The type the Factory is registered against. This should be the type of object that the Factory creates.

Returns:

The requested Factory.

Throws:

IllegalArgumentException - If the class is deemed illegal.

NoSuchFactoryException - If this does not contain a Factory registered against the specified class.

hasFactory

boolean hasFactory(Type type)
            throws IllegalArgumentException

Does this contain a Factory registered against the specified class?

Parameters:

type - The type a Factory could be registered against. This should be the type of object that the Factory creates.

Returns:

true if the collection contains a Factory registered for the specified class; false otherwise.

Throws:

IllegalArgumentException - If the clazz is deemed illegal.

getFactoryIfAvailable

default <T> Factory<T> getFactoryIfAvailable(Type type,
                                             Supplier<Factory<T>> fallback)

getServiceDefinition

static ServiceDefinition<FactoryLookup> getServiceDefinition()

getInstance

static FactoryLookup getInstance()