in src/main/java/org/apache/tomee/jakartaee/api/locator/ProviderLocator.java [136:145]
static public Object getService(final String iface, final Class<?> contextClass, final ClassLoader loader) throws Exception {
// try for a classpath locatable instance next. If we find an appropriate class mapping,
// create an instance and return it.
final Class<?> cls = locateServiceClass(iface, contextClass, loader);
if (cls != null) {
return cls.newInstance();
}
// a provider was not found
return null;
}