Module jakarta.cdi

Package jakarta.enterprise.inject.spi

Interface InjectionTarget<T>

Type Parameters:

T - The class of the instance

All Superinterfaces:

Producer<T>

public interface InjectionTarget<T>
extends Producer<T>

Provides operations for performing dependency injection and lifecycle callbacks on an instance of a type.

CDI Lite implementations are not required to provide support for InjectionTarget.

See Also:

• PostConstruct
• PreDestroy

Method Summary

Modifier and Type	Method	Description
void	inject(T instance, CreationalContext<T> ctx)	Performs dependency injection upon the given object.
void	postConstruct(T instance)	Calls the PostConstruct callback, if it exists, according to the semantics required by the Java EE platform specification.
void	preDestroy(T instance)	Calls the PreDestroy callback, if it exists, according to the semantics required by the Java EE platform specification.

Methods inherited from interface jakarta.enterprise.inject.spi.Producer

dispose, getInjectionPoints, produce

Method Details

inject

void inject(T instance,
 CreationalContext<T> ctx)

Performs dependency injection upon the given object. Performs Java EE component environment injection, sets the value of all injected fields, and calls all initializer methods.

Parameters:

instance - The instance upon which to perform injection

ctx - The CreationalContext to use for creating new instances

postConstruct

void postConstruct(T instance)

Calls the PostConstruct callback, if it exists, according to the semantics required by the Java EE platform specification.

Parameters:

instance - The instance on which to invoke the PostConstruct method

preDestroy

void preDestroy(T instance)

Calls the PreDestroy callback, if it exists, according to the semantics required by the Java EE platform specification.

Parameters:

instance - The instance on which to invoke the PreDestroy method