org.overlord.commons.services

Class ServiceLoaderServiceRegistry

java.lang.Object

org.overlord.commons.services.ServiceLoaderServiceRegistry

All Implemented Interfaces:

ServiceRegistry

public class ServiceLoaderServiceRegistry
extends Object
implements ServiceRegistry

Implements a service registry by using the standard java ServiceLoader mechanism.

Author:

eric.wittmann@redhat.com

Constructor Summary

Constructors

Constructor and Description
ServiceLoaderServiceRegistry()

Method Summary

Methods

Modifier and Type	Method and Description
<T> Set<T>	getServices(Class<T> serviceInterface) Gets a set of all the services that have been registered for the given service interface.
<T> T	getSingleService(Class<T> serviceInterface) Gets a single service.

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceLoaderServiceRegistry

public ServiceLoaderServiceRegistry()

Method Detail

getSingleService

public <T> T getSingleService(Class<T> serviceInterface)
                   throws IllegalStateException

Description copied from interface: ServiceRegistry

Gets a single service. If multiple services are registered for the service interface, this method will fail.

Specified by:

getSingleService in interface ServiceRegistry

Throws:

IllegalStateException

See Also:

ServiceRegistry.getSingleService(java.lang.Class)

getServices

public <T> Set<T> getServices(Class<T> serviceInterface)

Description copied from interface: ServiceRegistry

Gets a set of all the services that have been registered for the given service interface.

Specified by:

getServices in interface ServiceRegistry

See Also:

ServiceRegistry.getServices(java.lang.Class)