org.jboss.weld.inject

Interface WeldInstance.Handler<T>

Type Parameters:

T - the required bean type

All Superinterfaces:

AutoCloseable

Enclosing interface:

WeldInstance<T>

public static interface WeldInstance.Handler<T>
extends AutoCloseable

This interface represents a contextual reference handler.

Allows to inspect the metadata of the relevant bean and also to destroy the underlying contextual instance.

Author:

Martin Kouba

Method Summary

Modifier and Type	Method and Description
void	close() Delegates to destroy().
void	destroy() Destroy the contextual instance.
T	get() The contextual reference is obtained lazily, i.e.
Bean<?>	getBean()

Method Detail

get

T get()

The contextual reference is obtained lazily, i.e. when first needed.

Returns:

the contextual reference

Throws:

IllegalStateException - If the producing WeldInstance does not exist

See Also:

Provider.get()

getBean

Bean<?> getBean()

Returns:

the bean metadata

destroy

void destroy()

Destroy the contextual instance. It's a no-op if:

• called multiple times
• if the producing WeldInstance does not exist
• if the handler does not hold a contextual reference, i.e. get() was never called

See Also:

Instance.destroy(Object)

close

void close()

Delegates to destroy().

Specified by:

close in interface AutoCloseable