MyWebSocketApplication.java

public class MyWebSocketApplication extends WebSocketApplication {
 	
        public boolean isApplicationRequest(Request request) {
                // determine if this application is responsible for this websocket request (identification by incoming request)
                return request.toString().contains("/mywebsocketapp/myspecializedsocket/do.connect");
        }

        public WebSocket createWebSocket(ProtocolHandler protocolHandler, WebSocketListener... listeners) {
                // create a new WebSocket and add it to the list of Sockets hold by this app
                WebSocket socket = new MyWebSocket(protocolHandler, listeners);
                add(socket);
                return socket;
        }

        public void notifyOpenSockets(String message) {
                // call this method to send a message to all connected WebSockets of this app
                for (WebSocket socket: getWebSockets()) {
                        if (socket.isConnected()) {
                                socket.send(message);
                        }
                }
        }
}