code: protected void save() {
  
          boolean newUser = false;
          try {
              if (m_user == null) {
                  createNewUser();
                  newUser = true;
              } else {
  
                  saveUser();
              }
              saveUserSettings();
              if (m_sendEmail.getValue().booleanValue() & m_sendEmail.isEnabled()) {
                  sendMail(m_cms, m_pw.getPassword1(), m_user, newUser, m_forceResetPassword.getValue().booleanValue());
              }
          } catch (CmsException e) {
              LOG.error("Unable to save user", e);
          }
      }
docs: Saves the canged user data.<p>