server websocket end point

gistfile1.txt

@ServerEndpoint(value = "/notification")
public class NotificationEndPoint implements Serializable {

  /**
   * Message receiver method
   *
   * @param message
   * @return
   */

  @OnMessage
  public void messageReceiver(String message) {
    System.out.println("Received message:" + message);
  }

  @OnOpen
  public void onOpen(Session session) {
    System.out.println("onOpen: " + session.getId());
    sessions.add(session);
    System.out.println("onOpen: Notification list size: " + sessions.size());
  }

  @OnClose
  public void onClose(Session session) {
    System.out.println("onClose: " + session.getId());
    sessions.remove(session);
  }

}