2025-11-24 zwy 加注释，receiver.getNeedReply()!=null

zhaowenyu

2025-11-24 eb8ecaaedad1bf2c1437ba2dd0be6d363e3317b3

 ard-work/src/main/java/com/ard/work/component/websocket/WebSocketSessionManager.java

@@ -28,4 +28,9 @@
    public static int getOnlineUserCount() {
        return ONLINE_USER_SESSIONS.size();
    }

    public static boolean containsUser(Long userId) {
        return ONLINE_USER_SESSIONS.containsKey(userId);
    }

}