code: @Override
    public final synchronized AccSettings lazyGetAccSettings(
      final Map<String, Object> pAddParam) throws Exception {
      if (this.accSettings == null) {
        retrieveAccSettings(pAddParam);
      }
      return this.accSettings;
    }
docs: <p>Retrieve/get Accounting settings.</p>
  @param pAddParam additional param
  @return Accounting settings
  @throws Exception - an exception