Package org.openehealth.ipf.commons.core.config

Class Lookup

java.lang.Object

org.openehealth.ipf.commons.core.config.Lookup

public class Lookup
extends Object

Lookup implementation of an interface type using ServiceLoader.

Constructor Summary

Constructors

Constructor	Description
Lookup()

Method Summary

Modifier and Type	Method	Description
static <T> Optional<T>	lookup(Class<T> clazz)	Returns the first implementation of T
static <T> Collection<? extends T>	lookupAll(Class<T> clazz)	Returns all implementations of T

Methods inherited from class java.lang.Object

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

Constructor Details

Lookup

public Lookup()

Method Details

lookup

public static <T> Optional<T> lookup(Class<T> clazz)

Returns the first implementation of T

Type Parameters:

T - interface type

Parameters:

clazz - interface

Returns:

first implementation of T, if any

lookupAll

public static <T> Collection<? extends T> lookupAll(Class<T> clazz)

Returns all implementations of T

Type Parameters:

T - interface type

Parameters:

clazz - interface

Returns:

implementations of T or an empty collection