code: @Override
  	public Collection<Response> getResponses(String earliest) throws NotAuthorizedException {
  		SearchCriteria criteria = new SearchCriteria().
  				setDetectionSystemIds(StringUtils.toCollection(detectionSystemId != null ? detectionSystemId : "")).
  				setEarliest(earliest);
  		
  		return appSensorServer.getResponseStore().findResponses(criteria);
  	}
docs: {@inheritDoc}