private <P, R> Response<R> sendRequestWebSocket(Request<P> request, Class<R> resultClass) {
log.info("Req-> {}", request.toString());
Future<Response<JsonElement>> responseFuture = null;
if (request.getId() != null) {
responseFuture = pendingRequests.prepareResponse(request.getId());
}
try {
synchronized (wsSession) {
wsSession.sendMessage(new TextMessage(JsonUtils.toJson(request)));
}
} catch (Exception e) {
throw new KurentoException(
"Exception while sending message '"
+ JsonUtils.toJson(request)
+ "' to websocket with native sessionId '"
+ wsSession.getId()
+ "'",
e);
}
if (responseFuture == null) {
return null;
}
Response<JsonElement> responseJsonObject;
try {
responseJsonObject = responseFuture.get(TIMEOUT, TimeUnit.MILLISECONDS);
log.info("<-Res {}", responseJsonObject.toString());
} catch (InterruptedException e) {
// TODO What to do in this case?
throw new JsonRpcException("Interrupted while waiting for a response", e);
} catch (ExecutionException e) {
// TODO Is there a better way to handle this?
throw new JsonRpcException("This exception shouldn't be thrown", e);
} catch (TimeoutException e) {
throw new TransportException(
"Timeout of "
+ TIMEOUT
+ " milliseconds waiting from response to request with id:"
+ request.getId(),
e);
}
return MessageUtils.convertResponse(responseJsonObject, resultClass);
}
@Override
public void handleRequest(Transaction transaction, Request<JsonObject> request) throws Exception {
if (demoBean == null) {
throw new RuntimeException("Not autowired dependencies");
}
log.debug("Request id:" + request.getId());
log.debug("Request method:" + request.getMethod());
log.debug("Request params:" + request.getParams());
transaction.sendResponse(request.getParams());
}