cemartins / websocket-test Goto Github PK

url = 'ws://' + window.location.host + '/ws/mypathparam/?aQueryParam=123&anotherQueryParam=abc'
ws = new WebSocket(url); 

@ServerEndpoint(value = "/ws/{aParam}")
public class myPublicClass {
[...]
@OnOpen
public void onOpen(@PathParam("aParam") String aParam, Session session, EndpointConfig config) {
Map<String, String> queryParams = getQueryMap(session.getQueryString());
        if (queryParams.containsKey("aQueryParam")) {
            theQueryParam= queryParams.get("aQueryParam");
            System.out.println(theQueryParam);
        }
[...]

 public static Map<String, String> getQueryMap(String query) {
        Map<String, String> map = Maps.newHashMap();
        if (query != null) {
            String[] params = query.split("&");
            for (String param : params) {
                String[] nameval = param.split("=");
                map.put(nameval[0], nameval[1]);
            }
        }
        return map;
    }

1.     private static final Set<Session> sessions = Collections
            .synchronizedSet(new HashSet<Session>());
2. public static final List<Session> users = new ArrayList<Session>();
3. public static final Map<String,Session> clients = new ConcurrentHashMap<String,Session>();

@Override
    public void onOpen(Session session, EndpointConfig config) {
        System.out.println("websocket connection opened: " + session.getId());
        session.getAsyncRemote().sendText("connected!!");
        WSSessionUtils.put(session.getId(), session);
        WSSessionUtils.add(session);
        sessions.add(session);

        // MyPongHandler pongHandler = new MyPongHandler(session);
        // session.addMessageHandler(new MyMessageHandler(session,
        // pongHandler));
        // session.addMessageHandler(pongHandler);
    }

public static void broadcast() {
        synchronized (sessions) {
            for (Session s : sessions) {
                if (s.isOpen()) {
                    try {
                        // send the article summary to all the connected clients
                        s.getBasicRemote().sendText("yo ");
                    } catch (IOException ex) {
                    }
                }
            }
        }
    }