code: public Set<ApiDoc> getApiDocs(Set<Class<?>> classes, MethodDisplay displayMethodAs) {
  		Set<ApiDoc> apiDocs = new TreeSet<ApiDoc>();
  		for (Class<?> controller : classes) {
  			ApiDoc apiDoc = getApiDoc(controller, displayMethodAs);
  			apiDocs.add(apiDoc);
  		}
  		return apiDocs;
  	}
docs: Gets the API documentation for the set of classes passed as argument