docs: @Deprecated
      public void setFilterChainMap(Map<RequestMatcher, List<PortletFilter>> filterChainMap) {
          filterChains = new ArrayList<PortletSecurityFilterChain>(filterChainMap.size());
  
          for (Map.Entry<RequestMatcher,List<PortletFilter>> entry : filterChainMap.entrySet()) {
              filterChains.add(new DefaultPortletSecurityFilterChain(entry.getKey(), entry.getValue()));
          }
      }