docs: private void initializeConfigPropertiesFiles(ClassLoader cl, String fileName) {
          final String methodName = "initializeConfigPropertiesFiles()";
  
          if (tc.isEntryEnabled())
              Tr.entry(tc, methodName + " classLoader=" + cl + " fileName=" + fileName);
          try {
              Enumeration<URL> resources = cl.getResources(fileName);
              while (resources.hasMoreElements()) {
                  URL url = resources.nextElement();
                  if (!processedUrls.contains(url))
                      processConfigUrl(url);
              }
          } catch (Exception ex) {
          }
          if (tc.isEntryEnabled())
              Tr.exit(tc, methodName);
      }