org.eclipse.sisu

Interface BeanEntry<Q extends Annotation,T>

All Superinterfaces:

Map.Entry<Q,T>

All Known Subinterfaces:

BeanEntry<Q,T>

public interface BeanEntry<Q extends Annotation,T>
extends Map.Entry<Q,T>

Describes Qualified bean implementations of T:

 @Inject
 Iterable<BeanEntry<Named, Command>> commands;
 

Use this when you want to know more about available beans; especially if you want to avoid creating instances.

See Also:

BeanLocator

Method Summary

Methods

Modifier and Type	Method and Description
String	getDescription() Returns a human-readable description of the bean; see @Description.
Class<T>	getImplementationClass() Attempts to find the implementation type without creating the bean instance.
Q	getKey() Returns the @Qualifier annotation associated with this particular bean.
javax.inject.Provider<T>	getProvider() Returns the underlying Provider; may support creation of multiple instances.
int	getRank() Returns the bean's rank; higher ranked beans override lower ranked beans.
Object	getSource() Returns an arbitrary object that indicates where this bean was configured.
T	getValue() Returns the associated instance of the bean; returns same instance for each call.

Methods inherited from interface java.util.Map.Entry

equals, hashCode, setValue

Method Detail

getKey

Q getKey()

Returns the @Qualifier annotation associated with this particular bean.

Specified by:

getKey in interface Map.Entry<Q extends Annotation,T>

Returns:

Qualifier annotation

getValue

T getValue()

Returns the associated instance of the bean; returns same instance for each call.

Specified by:

getValue in interface Map.Entry<Q extends Annotation,T>

Returns:

Bean instance (lazily-created)

getProvider

javax.inject.Provider<T> getProvider()

Returns the underlying Provider; may support creation of multiple instances.

Returns:

Bean provider

getDescription

String getDescription()

Returns a human-readable description of the bean; see @Description.

Returns:

Human-readable description

See Also:

Description

getImplementationClass

Class<T> getImplementationClass()

Attempts to find the implementation type without creating the bean instance.

Returns:

Implementation type; null if the type cannot be determined

getSource

Object getSource()

Returns an arbitrary object that indicates where this bean was configured.

Returns:

Source location

getRank

int getRank()

Returns the bean's rank; higher ranked beans override lower ranked beans.

Returns:

Assigned rank

See Also:

Priority