org.meanbean.factories

Class FactoryRepository

java.lang.Object

org.meanbean.factories.FactoryRepository

All Implemented Interfaces:

FactoryCollection, FactoryLookup

@Order(value=8000)
 @MetaInfServices
public final class FactoryRepository
extends Object
implements FactoryCollection

Concrete collection factories of different types of objects.

Author:

Graham Williamson

Constructor Summary

Constructors

Constructor and Description
FactoryRepository()

Method Summary

Modifier and Type	Method and Description
void	addFactory(Class<?> clazz, Factory<?> factory) Add the specified Factory to the collection.
void	addFactoryLookup(FactoryLookup factoryLookup) Add the specified FactoryLookup
<T> Factory<T>	getFactory(Type type) Get the Factory registered for the specified class.
RandomValueGenerator	getRandomValueGenerator() Get a RandomNumberGenerator.
boolean	hasFactory(Type type) Does the collection contain a Factory registered against the specified class?

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.meanbean.factories.FactoryCollection

getInstance, getServiceDefinition

Methods inherited from interface org.meanbean.factories.FactoryLookup

getFactoryIfAvailable

Constructor Detail

FactoryRepository

public FactoryRepository()
                  throws IllegalArgumentException

Throws:

IllegalArgumentException

Method Detail

getRandomValueGenerator

public RandomValueGenerator getRandomValueGenerator()

Get a RandomNumberGenerator.

Returns:

A RandomNumberGenerator.

addFactory

public void addFactory(Class<?> clazz,
                       Factory<?> factory)
                throws IllegalArgumentException

Add the specified Factory to the collection.

If a Factory is already registered against the specified class, the existing registered Factory will be replaced with the Factory you specify here.

Specified by:

addFactory in interface FactoryCollection

Parameters:

clazz - The type of objects the Factory creates. The class type will be used to generate a key with which the Factory can be retrieved from the collection at a later stage.

factory - The Factory to add to the collection.

Throws:

IllegalArgumentException - If either of the required parameters are deemed illegal.

addFactoryLookup

public void addFactoryLookup(FactoryLookup factoryLookup)

Description copied from interface: FactoryCollection

Add the specified FactoryLookup

The factoryLookup will be first consulted when looking for a Factory

Specified by:

addFactoryLookup in interface FactoryCollection

getFactory

public <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);.

Specified by:

getFactory in interface FactoryLookup

Parameters:

type - The type 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 the collection does not contain a Factory registered against the specified class.

hasFactory

public boolean hasFactory(Type type)
                   throws IllegalArgumentException

Does the collection contain a Factory registered against the specified class?

Specified by:

hasFactory in interface FactoryLookup

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.