docs: private void addServer(CmsSiteMatcher matcher, CmsSite site) {
  
          Map<CmsSiteMatcher, CmsSite> siteMatcherSites = new HashMap<CmsSiteMatcher, CmsSite>(m_siteMatcherSites);
          siteMatcherSites.put(matcher, site);
          setSiteMatcherSites(siteMatcherSites);
      }