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add null check to userSessions

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Athou
2024-02-09 17:18:18 +01:00
parent b38bd8c312
commit 9691517335
1 changed files with 1 additions and 1 deletions
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commafeed-server/src/main/java/com/commafeed/frontend/ws/WebSocketSessions.java
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@@ -38,7 +38,7 @@ public class WebSocketSessions {
public void sendMessage(User user, String text) { public void sendMessage(User user, String text) {
Set<Session> userSessions = sessions.get(user.getId()); Set<Session> userSessions = sessions.get(user.getId());
if (!userSessions.isEmpty()) { if (userSessions != null && !userSessions.isEmpty()) {
log.debug("sending '{}' to {} users via websocket", text, userSessions.size()); log.debug("sending '{}' to {} users via websocket", text, userSessions.size());
for (Session userSession : userSessions) { for (Session userSession : userSessions) {
if (userSession.isOpen()) { if (userSession.isOpen()) {