org.junit.jupiter.engine.extension

Interface ExtensionRegistry

All Known Implementing Classes:

MutableExtensionRegistry

@API(status=INTERNAL,
     since="5.0")
public interface ExtensionRegistry

An ExtensionRegistry holds all registered extensions (i.e. instances of Extension) for a given Node.

Since:

5.0

Method Summary

Modifier and Type	Method and Description
default <E extends Extension> java.util.List<E>	getExtensions(java.lang.Class<E> extensionType) Get all Extensions of the specified type that are present in this registry or one of its ancestors.
default <E extends Extension> java.util.List<E>	getReversedExtensions(java.lang.Class<E> extensionType) Get all Extensions of the specified type that are present in this registry or one of its ancestors, in reverse order.
<E extends Extension> java.util.stream.Stream<E>	stream(java.lang.Class<E> extensionType) Stream all Extensions of the specified type that are present in this registry or one of its ancestors.

Method Detail

stream

<E extends Extension> java.util.stream.Stream<E> stream(java.lang.Class<E> extensionType)

Stream all Extensions of the specified type that are present in this registry or one of its ancestors.

Parameters:

extensionType - the type of Extension to stream

See Also:

getReversedExtensions(Class), getExtensions(Class)

getExtensions

default <E extends Extension> java.util.List<E> getExtensions(java.lang.Class<E> extensionType)

Get all Extensions of the specified type that are present in this registry or one of its ancestors.

Parameters:

extensionType - the type of Extension to get

See Also:

getReversedExtensions(Class), stream(Class)

getReversedExtensions

default <E extends Extension> java.util.List<E> getReversedExtensions(java.lang.Class<E> extensionType)

Get all Extensions of the specified type that are present in this registry or one of its ancestors, in reverse order.

Parameters:

extensionType - the type of Extension to get

See Also:

getExtensions(Class), stream(Class)