org.arp.javautil.serviceloader

Class ClassServiceLoader

java.lang.Object

org.arp.javautil.serviceloader.ClassServiceLoader

public class ClassServiceLoader
extends Object

Functions like ServiceLoader except it returns lists of Classes instead of an Iterable of instances.

Author:

Andrew Post

Constructor Summary

Constructors

Constructor and Description
ClassServiceLoader()

Method Summary

Modifier and Type	Method and Description
static <S> List<Class<? extends S>>	load(Class<S> service) Loads the classes of the providers of a service.
static <S> List<Class<? extends S>>	load(Class<S> service, ClassLoader loader) Loads the classes of the providers of a service.

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassServiceLoader

public ClassServiceLoader()

Method Detail

load

public static <S> List<Class<? extends S>> load(Class<S> service)

Loads the classes of the providers of a service.

Parameters:

service - a service type.

Returns:

a list of classes implementing the given service type, using the current thread's context class loader.

Throws:

ServiceConfigurationError - if something goes wrong with loading a service provider's class.

load

public static <S> List<Class<? extends S>> load(Class<S> service,
                                                ClassLoader loader)

Loads the classes of the providers of a service.

Parameters:

service - a service type. If null, a NullPointerException will be thrown.

loader - a class loader. If null, the current thread's context class loader will be used.

Returns:

a list of classes implementing the given service type and class loader.

Throws:

ServiceConfigurationError - if something goes wrong with loading a service provider's class.