Package kos.api

Class ImplementationLoader.SPIImplementationLoader

java.lang.Object

kos.api.ImplementationLoader.SPIImplementationLoader

All Implemented Interfaces:

ImplementationLoader

Enclosing interface:

ImplementationLoader

public static class ImplementationLoader.SPIImplementationLoader
extends Object
implements ImplementationLoader

Nested Class Summary

Nested classes/interfaces inherited from interface kos.api.ImplementationLoader

ImplementationLoader.Result<T>, ImplementationLoader.SPIImplementationLoader

Field Summary

Fields

Modifier and Type	Field	Description
(package private) final Map<Class,Object>	instances

Constructor Summary

Constructors

Constructor	Description
SPIImplementationLoader()

Method Summary

Modifier and Type	Method	Description
<T> ImplementationLoader.Result<T>	instanceOf(Class<T> type)	Load the instance of the given type.
<T> Iterable<T>	instancesExposedAs(Class<T> interfaceType)	Loads classes exposed by the given interfaceType.
<T> void	register(Class<T> type, T instance)

Methods inherited from class java.lang.Object

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

Methods inherited from interface kos.api.ImplementationLoader

anyInstanceOf, instanceOfOrFail

Field Details

instances

final Map<Class,Object> instances

Constructor Details

SPIImplementationLoader

public SPIImplementationLoader()

Method Details

instancesExposedAs

public <T> Iterable<T> instancesExposedAs(Class<T> interfaceType)

Description copied from interface: ImplementationLoader

Loads classes exposed by the given interfaceType.

Specified by:

instancesExposedAs in interface ImplementationLoader

Type Parameters:

T - same type as interfaceType

Parameters:

interfaceType - an abstract class or interface in which concrete implementations is expected to be loaded

Returns:

found implementations or empty Iterable if none was found.

instanceOf

public <T> ImplementationLoader.Result<T> instanceOf(Class<T> type)

Description copied from interface: ImplementationLoader

Load the instance of the given type.

Specified by:

instanceOf in interface ImplementationLoader

Type Parameters:

T - same type as type

Parameters:

type - expected class to be loaded.

Returns:

an Optional instance containing or not the found instance.

register

public <T> void register(Class<T> type,
 T instance)

Specified by:

register in interface ImplementationLoader