private static final String HARMONY_OS = “harmony”;

/**

• check the system is harmony os
• @return true if it is harmony os
  
  */
  
  public static boolean isHarmonyOS() {
  
  try {
  
  Class clz = Class.forName(“com.huawei.system.BuildEx”);
  
  Method method = clz.getMethod(“getOsBrand”);
  
  return HARMONY_OS.equals(method.invoke(clz));
  
  } catch (ClassNotFoundException e) {
  
  Log.e(TAG, “occured ClassNotFoundException”);
  
  } catch (NoSuchMethodException e) {
  
  Log.e(TAG, “occured NoSuchMethodException”);
  
  } catch (Exception e) {
  
  Log.e(TAG, “occur other problem”);
  
  }
  
  return false;
  
  }