for(Class<?> clazz: ref.getTypesAnnotatedWith(URIHandler.class)) {
if(PipelineModifier.class.isAssignableFrom(clazz)) {
URIHandler uhandler = clazz.getAnnotation(URIHandler.class);
try {
PipelineModifier pm = (PipelineModifier)clazz.newInstance();
String[] names = uhandler.uri();
for(String name: names) {
name = name.trim().toLowerCase();
if(map.containsKey(name)) {
LOG.warn("The handler [" + pm.getName() + "] offering URI [" + name + "] could not be registered as that URI is already registered" );
} else {