com.sap.cds.feature

Class FeatureLoader

java.lang.Object

com.sap.cds.feature.FeatureLoader

public class FeatureLoader
extends Object

Utility class to load features with fallback default implementations. Features can be in active or inactive state. The first feature that is found in active state is used. If no active feature is found the default feature is used instead.

Constructor Summary

Constructors

Constructor and Description
FeatureLoader()

Method Summary

Modifier and Type	Method and Description
static <T extends Feature> T	getFeature(Class<T> featureInterface, Supplier<T> defaultFeature) Loads a single feature for the interface and a default one, if none is available
static <T extends Feature> List<T>	getFeatureList(Class<T> featureInterface, Supplier<T> defaultFeature) Loads a list of features for the interface and a default one, if none is available
static Stream<Feature>	loadedFeatures()

Methods inherited from class java.lang.Object

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

Constructor Detail

FeatureLoader

public FeatureLoader()

Method Detail

getFeature

public static <T extends Feature> T getFeature(Class<T> featureInterface,
                                               Supplier<T> defaultFeature)

Loads a single feature for the interface and a default one, if none is available

Type Parameters:

T - the type of the feature

Parameters:

featureInterface - the feature interface

defaultFeature - the supplier for the default feature

Returns:

the feature instance

getFeatureList

public static <T extends Feature> List<T> getFeatureList(Class<T> featureInterface,
                                                         Supplier<T> defaultFeature)

Loads a list of features for the interface and a default one, if none is available

Type Parameters:

T - the type of the feature

Parameters:

featureInterface - the feature interface

defaultFeature - the supplier for the default feature

Returns:

the feature instance list

loadedFeatures

public static Stream<Feature> loadedFeatures()

Returns:

A Stream of loaded features