Package io.micronaut.inject.qualifiers

Class ClosestTypeArgumentQualifier<T>

java.lang.Object

io.micronaut.inject.qualifiers.ClosestTypeArgumentQualifier<T>

Type Parameters:

T - The type

All Implemented Interfaces:

Qualifier<T>

@Internal
public final class ClosestTypeArgumentQualifier<T>
extends Object
implements Qualifier<T>

A Qualifier that qualifies beans by generic type arguments and only returns the candidates that most closely match.

Since:

1.1.1

Author:

James Kleeh

Field Summary

Fields inherited from interface io.micronaut.context.Qualifier

PRIMARY

Method Summary

Modifier and Type	Method	Description
Class<?>[]	getTypeArguments()
<BT extends BeanType<T>> Stream<BT>	reduce(Class<T> beanType, Stream<BT> candidates)

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.micronaut.context.Qualifier

contains, doesQualify, doesQualify, doesQualify, doesQualifyQualified, filter, filterQualified, qualify

Method Details

getTypeArguments

public Class<?>[] getTypeArguments()

Returns:

The type arguments

reduce

public <BT extends BeanType<T>> Stream<BT> reduce(Class<T> beanType,
 Stream<BT> candidates)

Specified by:

reduce in interface Qualifier<T>

Type Parameters:

BT - The bean type subclass

Parameters:

beanType - The bean type

candidates - The candidates

Returns:

The qualified candidate or null it cannot be qualified