@ManagedBean
public class SimpleManagedBean {

    @Inject List<String> providers;

    @Produces
    public List<String> getPaymentProviders() {
        return Arrays.asList("Visa", "Paypal");
    }
}

10:36:19,441 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/simple].[SimpleBeanServlet]] (http-/127.0.0.1:8080-1) Allocate exception for servlet SimpleBeanServlet: java.lang.StackOverflowError
	at org.jboss.weld.manager.BeanManagerImpl.getId(BeanManagerImpl.java:932) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.manager.BeanManagerImpl.hashCode(BeanManagerImpl.java:855) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at java.util.HashMap.get(HashMap.java:300) [rt.jar:1.6.0_33]
	at org.jboss.weld.util.BeansClosure.getClosure(BeansClosure.java:59) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.manager.BeanManagerImpl.getMostSpecializedBean(BeanManagerImpl.java:979) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.manager.BeanManagerImpl.getReference(BeanManagerImpl.java:626) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.manager.BeanManagerImpl.getReference(BeanManagerImpl.java:703) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.injection.FieldInjectionPoint.inject(FieldInjectionPoint.java:136) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.util.Beans.injectBoundFields(Beans.java:686) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.util.Beans.injectFieldsAndInitializers(Beans.java:695) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean$ManagedBeanInjectionTarget$1$1.proceed(ManagedBean.java:161) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.injection.InjectionContextImpl.run(InjectionContextImpl.java:48) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean$ManagedBeanInjectionTarget$1.work(ManagedBean.java:157) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean$FixInjectionPoint.run(ManagedBean.java:131) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean$ManagedBeanInjectionTarget.inject(ManagedBean.java:153) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean.create(ManagedBean.java:293) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.context.unbound.DependentContextImpl.get(DependentContextImpl.java:68) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.manager.BeanManagerImpl.getReference(BeanManagerImpl.java:637) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.AbstractReceiverBean.getReceiver(AbstractReceiverBean.java:77) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.AbstractProducerBean$AbstractProducer.produce(AbstractProducerBean.java:317) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.AbstractProducerBean.create(AbstractProducerBean.java:307) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.context.unbound.DependentContextImpl.get(DependentContextImpl.java:68) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.manager.BeanManagerImpl.getReference(BeanManagerImpl.java:637) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.manager.BeanManagerImpl.getReference(BeanManagerImpl.java:703) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.injection.FieldInjectionPoint.inject(FieldInjectionPoint.java:136) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.util.Beans.injectBoundFields(Beans.java:686) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.util.Beans.injectFieldsAndInitializers(Beans.java:695) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean$ManagedBeanInjectionTarget$1$1.proceed(ManagedBean.java:161) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.injection.InjectionContextImpl.run(InjectionContextImpl.java:48) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean$ManagedBeanInjectionTarget$1.work(ManagedBean.java:157) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean$FixInjectionPoint.run(ManagedBean.java:131) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean$ManagedBeanInjectionTarget.inject(ManagedBean.java:153) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.ManagedBean.create(ManagedBean.java:293) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.context.unbound.DependentContextImpl.get(DependentContextImpl.java:68) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.manager.BeanManagerImpl.getReference(BeanManagerImpl.java:637) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.AbstractReceiverBean.getReceiver(AbstractReceiverBean.java:77) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]
	at org.jboss.weld.bean.AbstractProducerBean$AbstractProducer.produce(AbstractProducerBean.java:317) [weld-core-1.1.8.Final.jar:2012-04-29 10:45]