Questions tagged [spring-websocket]
A Spring Framework module that support WebSocket-style messaging in web applications (native websocket and with SockJS support), including use of STOMP as an application level WebSocket sub-protocol.
spring-websocket
184
questions
105
votes
6
answers
88k
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Sending message to specific user on Spring Websocket
How to send websocket message from server to specific user only?
My webapp has spring security setup and uses websocket. I'm encountering tricky problem trying to send message from server to specific ...
- 40.9k
46
votes
5
answers
41k
views
Spring WebSocket @SendToSession: send message to specific session
Is it possible to send a message to specific session?
I have an unauthenticated websocket between clients and a Spring servlet. I need to send an unsolicited message to a specific connection when an ...
- 9,380
96
votes
4
answers
74k
views
How WebSocket server handles multiple incoming connection requests?
According to here:
The HTTP Upgrade header requests that the server switch the
application-layer protocol from HTTP to the WebSocket protocol.
The client handshake established a HTTP-on-TCP ...
- 63.4k
98
votes
3
answers
37k
views
What are the pitfalls of using Websockets in place of RESTful HTTP?
I am currently working on a project that requires the client requesting a big job and sending it to the server. Then the server divides up the job and responds with an array of urls for the client to ...
- 10.2k
39
votes
6
answers
83k
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I get a status 200 when connecting to the websocket, but it is an error?
My error shows up in the console of my browser:
"WebSocket connection to 'ws://localhost:32768/DspClusterWebServices/myHandler' failed: Unexpected response code: 200"
I am using Spring Websockets 4....
- 10.2k
39
votes
5
answers
53k
views
Spring WebSocket: Handshake failed due to invalid Upgrade header: null
I am using wss (secured web sockets) with spring from backend and STOMP for javascript client.
Does anyone knows why a get:
Handshake failed due to invalid Upgrade header: null
- 1,930
13
votes
5
answers
17k
views
How to increase output buffer for spring sockjs websocket server implementation
I have used spring implementation of sockjs websocket server and unable to transmit message over 8KB, following is the error
2014-02-12 19:36:29,990 - org.springframework.web.socket.sockjs.transport....
- 1,261
10
votes
4
answers
5k
views
SockJS receive stomp messages from spring websocket out of order
I am trying to streaming time series data using Springframework SimpMessagingTemplate (default Stomp implementation) to broadcast messages to a topic that the SockJS client subscribed to. However, the ...
- 619
6
votes
4
answers
26k
views
Stomp over socket using sockjs can't connect with Spring 4 WebSocket
Trying to use Spring 4 WebSocket with STOMP over socket using sockjs.
And i faced a problem.
My configuration:
websocket.xml - part of spring context
<websocket:message-broker application-...
- 1,184
45
votes
3
answers
28k
views
Where "user" comes from in convertAndSendToUser works in SockJS+Spring Websocket?
I would like to understand how convertAndSendToUser works in Spring SockJS+Websocket framework.
In client, we would connect as
stompClient.connect(login, password, callback())
which will result in ...
- 9,161
36
votes
7
answers
39k
views
Disconnect client session from Spring websocket stomp server
I've searched quite a bit and been unable to find this: Is there a way that a spring websocket stomp server can disconnect a client based on the sessionId (or really based on anything at all)?
It ...
- 2,311
20
votes
1
answer
17k
views
How to find all users subscribed to a topic in spring websockets
When making something like a chat application using Spring Websockets, it is useful to know who all is subscribed to any given topic. For, e.g. presence data displayed in the clients.
I know that I ...
- 1,188
17
votes
5
answers
16k
views
Spring Websockets @SendToUser without login?
I have a simple spring application with websocket functionality and everything works so far.
Now I want to send a message from my server to a specific client using the @SendToUser annotation. This ...
- 491
10
votes
3
answers
11k
views
How to correctly emit values to Sink from multiple Fluxes (WebsocketSession::receive) in Spring WebFlux?
In my simplified case I want to broadcast a message sent by WebSocket client to all other clients. The application is built using reactive websockets with Spring.
My idea was to use single
Sink and if ...
- 16.6k
9
votes
5
answers
23k
views
STOMP Spring WebSocket message exceeds size limit
I am implementing Spring WebSocket into our Spring MVC web application. However I am running into message over size limits when I am trying to send a really big message to an endpoint.
I am getting ...
- 1,953