code: public SeverityLevel getSeverity() {
          Severity severity = getAnnotation(Severity.class);
          return severity == null ? null : severity.value();
      }
docs: Find first {@link ru.yandex.qatools.allure.annotations.Severity} annotation
  
  @return {@link ru.yandex.qatools.allure.model.SeverityLevel} or null if
  annotation doesn't present