org.alfresco.traitextender

Class SingletonExtensionFactory<E,S extends SingletonExtension<E,T>,T extends Trait>

java.lang.Object

org.alfresco.traitextender.SingletonExtensionFactory<E,S,T>

All Implemented Interfaces:

ExtensionFactory<E>

public class SingletonExtensionFactory<E,S extends SingletonExtension<E,T>,T extends Trait>
extends Object
implements ExtensionFactory<E>

Creates singleton extension sub classes that are extension API implementors. The singleton extensions continue to exist after the extensible has been collected.

Author:

Bogdan Horje

Constructor Summary

Constructors

Constructor and Description
SingletonExtensionFactory(S singleton, Class<E> extensionAPI)

Method Summary

Modifier and Type	Method and Description
boolean	canCreateExtensionFor(ExtensionPoint<?,?> point)
<TO extends Trait> E	createExtension(TO traitObject)

Methods inherited from class java.lang.Object

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

Constructor Detail

SingletonExtensionFactory

public SingletonExtensionFactory(S singleton,
                                 Class<E> extensionAPI)
                          throws InvalidExtension

Throws:

InvalidExtension

Method Detail

createExtension

public <TO extends Trait> E createExtension(TO traitObject)

Specified by:

createExtension in interface ExtensionFactory<E>

canCreateExtensionFor

public boolean canCreateExtensionFor(ExtensionPoint<?,?> point)

Specified by:

canCreateExtensionFor in interface ExtensionFactory<E>

Returns:

true if the given extensio-point API elements are compatible with the returned extension (i.e. the given extension API is assignable form the type of the extension created by this factory and the Trait accepted as aparameter in ExtensionFactory.createExtension(Trait) is assignable from the type of the given trait API).