2025-11-29 zwy 处理OSD消息空指针异常

zhaowenyu

2025-11-29 aca8842a1830d10c51f4ed98b23e77f9f0addbc5

 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);
    }

}