Downloadable download = new Downloadable("http://www.creeperrepo.net/edges.json", false);
String response = download.getContents();
if (response != null) {
Object obj = parser.parse(response);
JSONObject jsonObject = (JSONObject) obj;
Collection<String> values = jsonObject.values();
for (Server server : this.servers) {
if (!server.isMaster() && !server.getName().equalsIgnoreCase("Auto")) {
if (!values.contains(server.getHost())) {
LogManager.warn("Server " + server.getHost() + " is no longer available!");
server.disableServer();