docs: protected BundleStartStatus setFrameworkStartLevel(int level) {
          BundleStartStatus startStatus = null;
  
          if (frameworkStartLevel != null) {
              // The framework listener passed as a paramter will be notified with a
              // FrameworkEvent (START_LEVEL_CHANGED or ERROR) when the setStartLevel
              // operation completes.
              StartLevelFrameworkListener slfw = new StartLevelFrameworkListener(true);
              frameworkStartLevel.setStartLevel(level, slfw);
              slfw.waitForLevel();
              startStatus = slfw.getStatus();
          } else
              startStatus = new BundleStartStatus();
  
          return startStatus;
      }