public List<DiscoItem> getServerItems() {
        List<DiscoItem> answer = new ArrayList<>();
        for (ClusteredServerItem item : serverItems.values()) {
            answer.add(new DiscoItem(item.element));
        }
        return answer;
    }
Returns all server items.
@return A collection of server items.
xmppserver/src/main/java/org/jivesoftware/openfire/disco/IQDiscoItemsHandler.java