@Override
public String resolveEjb(DeploymentUnit du, EjbReference reference) throws UnresolvableReferenceException
{
String jndiName = resolveWithinDeploymentUnit(du, new HashSet<DeploymentUnit>(), reference);
if(jndiName == null)
throw new UnresolvableReferenceException("Could not resolve reference " + reference + " in " + du);
return jndiName;
}