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  • WebSocketServer

    @Component
    @ServerEndpoint(value = "/endpoint/ws")
    public class WebSocketServer {
        private final Logger logger = LoggerFactory.getLogger(getClass());
        private static final AtomicInteger onlineCount = new AtomicInteger();
        @OnOpen
        public void onOpen(Session session, @PathParam("sid") String sid) {
            //在线数加1
            onlineCount.incrementAndGet();
            logger.info("新窗口监听 {}, 当前在线人数 {}",sid,onlineCount.get());
        }
    
        @OnClose
        public void onClose() {
            //在线数减1
            onlineCount.decrementAndGet();
            logger.info("连接关闭, 当前在线人数为 {}",onlineCount.get());
        }
    
        @OnError
        public void onError(Session session, Throwable error) {
            logger.warn("发生错误, 非正常关闭 {}, 当前在线人数为 {}", onlineCount.get());
        }
    }
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  • 原文地址:https://www.cnblogs.com/exmyth/p/11581734.html
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