code: private void readParamsFromFile()
     {
        if (initParams != null)
        {
           ValueParam valParam = initParams.getValueParam(ADMIN_INDENTITY);
           if (valParam != null)
           {
              adminIdentity = valParam.getValue();
              LOG.info("Admin identity is read from configuration file");
           }
           ValueParam defaultIdentityParam = initParams.getValueParam(DEFAULT_INDENTITY);
           if (defaultIdentityParam != null)
           {
              defaultIdentity = defaultIdentityParam.getValue();
              LOG.info("Default identity is read from configuration file");
           }
        }
        checkParams();
     }
docs: Get parameters which passed from the configuration file.
  
  @throws RepositoryConfigurationException