Module io.helidon.service.registry

Package io.helidon.service.registry

Class GeneratedService.QualifiedFactoryInterceptionWrapper<T,A extends Annotation>

java.lang.Object

io.helidon.service.registry.GeneratedService.QualifiedFactoryInterceptionWrapper<T,A>

Type Parameters:

T - type of the provided contract

A - type of the qualifier annotation

All Implemented Interfaces:

Service.QualifiedFactory<T,A>

Enclosing class:

GeneratedService

public abstract static class GeneratedService.QualifiedFactoryInterceptionWrapper<T,A extends Annotation>
extends Object
implements Service.QualifiedFactory<T,A>

Wrapper for generated Service factories that implement a Service.QualifiedFactory.

Field Summary

Fields inherited from interface io.helidon.service.registry.Service.QualifiedFactory

TYPE

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	QualifiedFactoryInterceptionWrapper(Service.QualifiedFactory<T,A> delegate)	Creates a new instance delegating service instantiation to the provided qualified factory.

Method Summary

Modifier and Type	Method	Description
Optional<Service.QualifiedInstance<T>>	first(Qualifier qualifier, Lookup lookup, GenericType<T> type)	Get the first instance (if any) matching the qualifier and type.
List<Service.QualifiedInstance<T>>	list(Qualifier qualifier, Lookup lookup, GenericType<T> type)	Get all instances matching the qualifier and type.
protected abstract T	wrap(T originalInstance)	Wrap the instance for interception.
protected Service.QualifiedInstance<T>	wrapQualifiedInstance(Service.QualifiedInstance<T> qualifiedInstance)	Wrap a qualified instance so the actual instance is correctly intercepted.

Methods inherited from class java.lang.Object

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

Constructor Details

QualifiedFactoryInterceptionWrapper

protected QualifiedFactoryInterceptionWrapper(Service.QualifiedFactory<T,A> delegate)

Creates a new instance delegating service instantiation to the provided qualified factory.

Parameters:

delegate - used to obtain service instances that will be wrapped for interception

Method Details

list

public List<Service.QualifiedInstance<T>> list(Qualifier qualifier,
 Lookup lookup,
 GenericType<T> type)

Description copied from interface: Service.QualifiedFactory

Get all instances matching the qualifier and type.

Specified by:

list in interface Service.QualifiedFactory<T,A extends Annotation>

Parameters:

qualifier - the qualifier this type supports (same type as the A type this type implements)

lookup - full lookup used to obtain the value, may contain the actual injection point

type - type to be injected (or type requested)

Returns:

the qualified instance matching the request, or an empty optional if none match

first

public Optional<Service.QualifiedInstance<T>> first(Qualifier qualifier,
 Lookup lookup,
 GenericType<T> type)

Description copied from interface: Service.QualifiedFactory

Get the first instance (if any) matching the qualifier and type.

Specified by:

first in interface Service.QualifiedFactory<T,A extends Annotation>

Parameters:

qualifier - the qualifier this type supports (same type as the A type this type implements)

lookup - full lookup used to obtain the value, may contain the actual injection point

type - type to be injected (or type requested)

Returns:

the qualified instance matching the request, or an empty optional if none match

wrapQualifiedInstance

protected Service.QualifiedInstance<T> wrapQualifiedInstance(Service.QualifiedInstance<T> qualifiedInstance)

Wrap a qualified instance so the actual instance is correctly intercepted.

Parameters:

qualifiedInstance - qualified instance created by appropriate factory

Returns:

qualified instance with wrapped instance

wrap

protected abstract T wrap(T originalInstance)

Wrap the instance for interception. This method is code generated.

Parameters:

originalInstance - instance to wrap

Returns:

wrapped instance