docs: @Override
      public Map<String, List<AppConfigurationEntry>> getEntries() {
          Map<String, List<AppConfigurationEntry>> jaasConfigurationEntries = new HashMap<String, List<AppConfigurationEntry>>();
          Map<String, String> jaasConfigIDs = new HashMap<String, String>();
  
          if (jaasLoginContextEntries != null) {
              createJAASClientLoginContextEntry(jaasConfigurationEntries);
  
              Iterator<JAASLoginContextEntry> lcEntries = jaasLoginContextEntries.getServices();
  
              while (lcEntries.hasNext()) {
                  JAASLoginContextEntry loginContextEntry = lcEntries.next();
                  String entryName = loginContextEntry.getEntryName();
  
                  List<JAASLoginModuleConfig> loginModules = loginContextEntry.getLoginModules();
                  if (JaasLoginConfigConstants.SYSTEM_DEFAULT.equalsIgnoreCase(entryName)) {
                      ensureProxyIsNotSpecifyInSystemDefaultEntry(entryName, loginModules);
                  }
                  List<AppConfigurationEntry> appConfEntry = getLoginModules(loginModules);
                  if (appConfEntry != null && !appConfEntry.isEmpty()) {
                      if (jaasConfigIDs.containsKey(entryName)) {
                          // if there is a duplicate name, log a warning message to indicate which id is being overwritten.
                          String id = jaasConfigIDs.get(entryName);
                          Tr.warning(tc, "JAAS_LOGIN_CONTEXT_ENTRY_HAS_DUPLICATE_NAME", new Object[] { entryName, id, loginContextEntry.getId() });
                      }
                      if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
                          Tr.debug(tc, "configure jaasContextLoginEntry id: " + loginContextEntry.getId());
                          Tr.debug(tc, "configure jaasContextLoginEntry: " + entryName + " has " + appConfEntry.size() + " loginModule(s)");
                          Tr.debug(tc, "appConfEntry: " + appConfEntry);
                      }
                      jaasConfigurationEntries.put(entryName, appConfEntry);
                      jaasConfigIDs.put(entryName, loginContextEntry.getId());
                  }
              }
          }
  
          return jaasConfigurationEntries;
      }