public void addAnnotation(final Class<? extends Annotation> clazz, final Annotation ann) {
        foundAnnotations.put(clazz, ann);
        discoverNames();
    }
public void addAnnotation ( final Class < ? extends Annotation > clazz , final Annotation ann ) { foundAnnotations . put ( clazz , ann ) ; discoverNames ( ) ; }
Adds the annotation, if it exists on the field.

@param clazz type of the annotation
@param ann   the annotation