{"id":83706,"date":"2026-07-26T02:39:38","date_gmt":"2026-07-25T18:39:38","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/83706.html"},"modified":"2026-07-26T02:39:38","modified_gmt":"2026-07-25T18:39:38","slug":"%e3%80%90%e8%8b%8d%e7%a9%b9%e5%a4%96%e5%8d%96-day10%ef%bd%9cspring-task%e3%80%81websocket-%e4%b8%8e%e6%9d%a5%e5%8d%95%e6%8f%90%e9%86%92%e3%80%81%e5%82%ac%e5%8d%95%e9%93%83%e5%a3%b0%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/83706.html","title":{"rendered":"\u3010\u82cd\u7a79\u5916\u5356 day10\uff5cSpring Task\u3001WebSocket \u4e0e\u6765\u5355\u63d0\u9192\u3001\u50ac\u5355\u94c3\u58f0\u5b9e\u73b0\u3011"},"content":{"rendered":"

\u524d\u8a00<\/h3>\n

\u8ba2\u5355\u7cfb\u7edf\u91cc\u6709\u4e24\u7c7b\u4e8b\u60c5\u5f88\u5bb9\u6613\u88ab\u5ffd\u7565：\u4e00\u7c7b\u662f\u5230\u4e86\u65f6\u95f4\u5fc5\u987b\u5904\u7406\u7684\u8d85\u65f6\u8ba2\u5355，\u53e6\u4e00\u7c7b\u662f\u5546\u5bb6\u9875\u9762\u9700\u8981\u7acb\u523b\u6536\u5230\u7684\u6765\u5355\u548c\u50ac\u5355\u6d88\u606f\u3002\u524d\u8005\u9002\u5408\u4ea4\u7ed9 Spring Task，\u540e\u8005\u9002\u5408\u901a\u8fc7 WebSocket \u63a8\u9001\u5230\u7ba1\u7406\u7aef\u3002<\/p>\n

\u8fd9\u4e00\u7bc7\u7ed3\u5408\u82cd\u7a79\u5916\u5356\u7684\u8ba2\u5355\u4ee3\u7801，\u6574\u7406 Spring Task \u7684\u5b9a\u65f6\u5904\u7406\u3001WebSocket \u7684\u8fde\u63a5\u4e0e\u7fa4\u53d1，\u4ee5\u53ca\u7ba1\u7406\u7aef\u6839\u636e\u6d88\u606f\u7c7b\u578b\u64ad\u653e\u6765\u5355\/\u50ac\u5355\u94c3\u58f0\u7684\u5b9e\u73b0\u3002<\/p>\n

\u4e00\u3001Spring Task：\u8ba9\u8ba2\u5355\u72b6\u6001\u6309\u65f6\u95f4\u81ea\u52a8\u63a8\u8fdb<\/h3>\n

Spring Task \u662f Spring \u63d0\u4f9b\u7684\u4efb\u52a1\u8c03\u5ea6\u80fd\u529b\u3002\u7ed9\u65b9\u6cd5\u52a0\u4e0a @Scheduled，\u5e76\u5728\u5e94\u7528\u4e2d\u5f00\u542f\u8c03\u5ea6\u540e，Spring \u4f1a\u6309\u8bbe\u5b9a\u7684\u65f6\u95f4\u89c4\u5219\u8c03\u7528\u8be5\u65b9\u6cd5\u3002<\/p>\n

\u5f53\u524d Spring \u6587\u6863\u4e2d，\u5468\u671f\u4efb\u52a1\u53ef\u4ee5\u4f7f\u7528 cron\u3001fixedRate \u6216 fixedDelay \u4e09\u79cd\u65b9\u5f0f\u4e4b\u4e00；\u88ab\u8c03\u5ea6\u7684\u65b9\u6cd5\u4e0d\u80fd\u58f0\u660e\u53c2\u6570，\u901a\u5e38\u8fd4\u56de void\u3002\u9879\u76ee\u4e2d\u5904\u7406\u8ba2\u5355\u8d85\u65f6\u7684\u573a\u666f\u9700\u8981\u6309\u65e5\u5386\u65f6\u95f4\u89e6\u53d1，\u4f7f\u7528 cron \u66f4\u76f4\u89c2\u3002<\/p>\n

1. \u5f00\u542f\u4efb\u52a1\u8c03\u5ea6<\/h4>\n

\u9879\u76ee\u542f\u52a8\u7c7b\u5df2\u7ecf\u5f00\u542f\u4e86\u5b9a\u65f6\u4efb\u52a1\u80fd\u529b：<\/p>\n

@SpringBootApplication<\/span>
\n@EnableTransactionManagement<\/span>
\n@EnableCaching<\/span>
\n@EnableScheduling<\/span>
\npublic<\/span> class<\/span> SkyApplication<\/span> {<\/span>
\n public<\/span> static<\/span> void<\/span> main<\/span>(<\/span>String<\/span>[<\/span>]<\/span> args)<\/span> {<\/span>
\n SpringApplication<\/span>.<\/span>run<\/span>(<\/span>SkyApplication<\/span>.<\/span>class<\/span>,<\/span> args)<\/span>;<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

@EnableScheduling \u4f1a\u6ce8\u518c\u5bf9 @Scheduled \u7684\u5904\u7406\u3002\u6ca1\u6709\u8fd9\u9879\u914d\u7f6e，\u5373\u4f7f\u4efb\u52a1\u7c7b\u548c cron \u8868\u8fbe\u5f0f\u90fd\u5199\u597d\u4e86，\u65b9\u6cd5\u4e5f\u4e0d\u4f1a\u88ab\u8c03\u5ea6\u6267\u884c\u3002<\/p>\n

2. \u770b\u61c2 cron \u8868\u8fbe\u5f0f<\/h4>\n

Spring Task \u5e38\u7528 cron \u7531\u79d2\u3001\u5206\u3001\u65f6\u3001\u65e5\u3001\u6708\u3001\u5468\u516d\u4e2a\u5b57\u6bb5\u7ec4\u6210，\u5b57\u6bb5\u4e4b\u95f4\u4ee5\u7a7a\u683c\u5206\u9694\u3002\u9879\u76ee\u91cc\u7684\u4e24\u4e2a\u8868\u8fbe\u5f0f\u5982\u4e0b：<\/p>\n\n\u8868\u8fbe\u5f0f\u542b\u4e49\u4f7f\u7528\u4f4d\u7f6e<\/tr>\n\n\n\n
0 * * * * ?<\/td>\n\u6bcf\u5206\u949f\u7684\u7b2c 0 \u79d2\u6267\u884c\u4e00\u6b21<\/td>\n\u53d6\u6d88\u8d85\u65f6\u672a\u652f\u4ed8\u8ba2\u5355<\/td>\n<\/tr>\n
0 1 * * * ?<\/td>\n\u6bcf\u5929\u51cc\u6668 1:00 \u6267\u884c\u4e00\u6b21<\/td>\n\u5904\u7406\u957f\u65f6\u95f4\u6d3e\u9001\u4e2d\u7684\u8ba2\u5355<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u5e38\u89c1\u901a\u914d\u7b26\u53ef\u4ee5\u8fd9\u6837\u8bb0：* \u8868\u793a\u4efb\u610f\u503c；? \u8868\u793a\u8be5\u5b57\u6bb5\u4e0d\u6307\u5b9a\u503c；- \u8868\u793a\u8303\u56f4；, \u8868\u793a\u591a\u4e2a\u503c；\/ \u8868\u793a\u6b65\u957f\u3002\u4f8b\u5982 0\/5 \u653e\u5728\u79d2\u5b57\u6bb5，\u8868\u793a\u4ece\u7b2c 0 \u79d2\u5f00\u59cb\u6bcf 5 \u79d2\u89e6\u53d1\u4e00\u6b21\u3002<\/p>\n

\u65e5\u548c\u5468\u4e24\u4e2a\u5b57\u6bb5\u901a\u5e38\u4e0d\u8981\u540c\u65f6\u5199\u5177\u4f53\u503c\u3002\u5f53\u524d\u4ee3\u7801\u4e2d\u7684 ? \u5c31\u662f\u4e3a\u4e86\u907f\u514d\u4e24\u4e2a\u5b57\u6bb5\u540c\u65f6\u9650\u5b9a\u3002<\/p>\n

3. \u8d85\u65f6\u8ba2\u5355\u7684\u5b9a\u65f6\u5904\u7406<\/h4>\n

\u8ba2\u5355\u4efb\u52a1\u7c7b\u88ab Spring \u626b\u63cf\u4e3a\u7ec4\u4ef6\u540e，\u5b9a\u65f6\u5668\u4f1a\u8c03\u7528\u5176\u4e2d\u7684\u65b9\u6cd5：<\/p>\n

@Component<\/span>
\n@Slf4j<\/span>
\npublic<\/span> class<\/span> OrderTask<\/span> {<\/span><\/p>\n

@Autowired<\/span>
\n private<\/span> OrderMapper<\/span> orderMapper;<\/span><\/p>\n

@Scheduled<\/span>(<\/span>cron =<\/span> "0 * * * * ?"<\/span>)<\/span>
\n public<\/span> void<\/span> processOutOrder<\/span>(<\/span>)<\/span> {<\/span>
\n LocalDateTime<\/span> time =<\/span> LocalDateTime<\/span>.<\/span>now<\/span>(<\/span>)<\/span>.<\/span>plusMinutes<\/span>(<\/span>–<\/span>15<\/span>)<\/span>;<\/span>
\n List<\/span><<\/span>Orders<\/span>><\/span><\/span> orders =<\/span> orderMapper.<\/span>getBystatusAndOrderTimeLT<\/span>(<\/span>
\n Orders<\/span>.<\/span>PENDING_PAYMENT<\/span>,<\/span> time)<\/span>;<\/span><\/p>\n

if<\/span> (<\/span>orders !=<\/span> null<\/span> &&<\/span> !<\/span>orders.<\/span>isEmpty<\/span>(<\/span>)<\/span>)<\/span> {<\/span>
\n for<\/span> (<\/span>Orders<\/span> order :<\/span> orders)<\/span> {<\/span>
\n order.<\/span>setStatus<\/span>(<\/span>Orders<\/span>.<\/span>CANCELLED<\/span>)<\/span>;<\/span>
\n order.<\/span>setCancelReason<\/span>(<\/span>"\u8ba2\u5355\u8d85\u65f6,\u81ea\u52a8\u53d6\u6d88"<\/span>)<\/span>;<\/span>
\n order.<\/span>setCancelTime<\/span>(<\/span>LocalDateTime<\/span>.<\/span>now<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n orderMapper.<\/span>update<\/span>(<\/span>order)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u8fd9\u91cc\u7684\u67e5\u8be2\u6761\u4ef6\u7531\u4e24\u4e2a\u90e8\u5206\u7ec4\u6210：\u8ba2\u5355\u72b6\u6001\u5fc5\u987b\u662f\u5f85\u652f\u4ed8，\u8ba2\u5355\u521b\u5efa\u65f6\u95f4\u5fc5\u987b\u65e9\u4e8e\u5f53\u524d\u65f6\u95f4\u51cf 15 \u5206\u949f\u3002\u67e5\u5230\u540e\u518d\u66f4\u65b0\u72b6\u6001\u3001\u53d6\u6d88\u539f\u56e0\u548c\u53d6\u6d88\u65f6\u95f4\u3002\u8fd9\u6837\u5373\u4f7f\u7528\u6237\u5173\u95ed\u4e86\u9875\u9762，\u8ba2\u5355\u6570\u636e\u4e5f\u80fd\u88ab\u540e\u53f0\u4efb\u52a1\u515c\u5e95\u5904\u7406\u3002<\/p>\n

\u53e6\u4e00\u6bb5 processOutOrder3 \u4f7f\u7528\u6bcf\u5929\u51cc\u6668\u4e00\u6b21\u7684\u89c4\u5219，\u67e5\u8be2\u6d3e\u9001\u4e2d\u4e14\u8d85\u8fc7 60 \u5206\u949f\u7684\u8ba2\u5355\u5e76\u53d6\u6d88\u3002\u5177\u4f53\u7684\u72b6\u6001\u662f\u5426\u5e94\u53d6\u6d88\u3001\u8fd8\u662f\u5e94\u5b8c\u6210，\u9700\u8981\u4ee5\u4ea7\u54c1\u89c4\u5219\u4e3a\u51c6；\u5b9a\u65f6\u4efb\u52a1\u53ea\u8d1f\u8d23\u5728\u8bbe\u5b9a\u65f6\u95f4\u6267\u884c\u65e2\u5b9a\u4e1a\u52a1\u89c4\u5219\u3002<\/p>\n

4. \u5b9a\u65f6\u4efb\u52a1\u600e\u4e48\u9a8c\u8bc1<\/h4>\n

\u5f00\u53d1\u9636\u6bb5\u53ef\u4ee5\u6682\u65f6\u628a cron \u6539\u6210\u6bcf 5 \u79d2\u6267\u884c\u4e00\u6b21，\u6216\u8005\u6784\u9020\u4e00\u6761\u7b26\u5408\u67e5\u8be2\u6761\u4ef6\u7684\u6d4b\u8bd5\u8ba2\u5355\u3002\u89c2\u5bdf\u65e5\u5fd7\u3001\u8ba2\u5355\u72b6\u6001\u548c\u53d6\u6d88\u65f6\u95f4\u662f\u5426\u4e00\u540c\u53d1\u751f\u53d8\u5316\u5373\u53ef\u3002\u9a8c\u8bc1\u5b8c\u6210\u540e\u8981\u6062\u590d\u6b63\u5f0f cron，\u907f\u514d\u9ad8\u9891\u626b\u63cf\u8ba2\u5355\u8868\u3002<\/p>\n

\u5982\u679c\u4efb\u52a1\u6ca1\u6709\u6267\u884c，\u4f18\u5148\u68c0\u67e5\u4e09\u5904：\u542f\u52a8\u7c7b\u662f\u5426\u5b58\u5728 @EnableScheduling\u3001\u4efb\u52a1\u7c7b\u662f\u5426\u88ab Spring \u626b\u63cf\u3001cron \u662f\u5426\u6709 6 \u4e2a\u5b57\u6bb5\u4e14\u5408\u6cd5\u3002<\/p>\n

\u4e8c\u3001WebSocket：\u4fdd\u6301\u8fde\u63a5，\u8ba9\u670d\u52a1\u7aef\u4e3b\u52a8\u53d1\u6d88\u606f<\/h3>\n

HTTP \u5f88\u9002\u5408\u201c\u5ba2\u6237\u7aef\u53d1\u8bf7\u6c42，\u670d\u52a1\u7aef\u8fd4\u56de\u54cd\u5e94\u201d\u7684\u4e1a\u52a1，\u4f8b\u5982\u63d0\u4ea4\u8ba2\u5355\u3001\u67e5\u8be2\u8ba2\u5355\u8be6\u60c5\u3002\u4f46\u5546\u5bb6\u6b63\u5728\u6253\u5f00\u7ba1\u7406\u7aef\u9875\u9762\u65f6，\u670d\u52a1\u7aef\u4e0d\u80fd\u7b49\u5230\u4e0b\u4e00\u6b21 HTTP \u8bf7\u6c42\u624d\u544a\u8bc9\u5b83\u6709\u65b0\u8ba2\u5355\u3002<\/p>\n

WebSocket \u5efa\u7acb\u63e1\u624b\u540e\u4f1a\u4fdd\u7559\u4e00\u6761\u8fde\u63a5，\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u7aef\u90fd\u53ef\u4ee5\u4e3b\u52a8\u53d1\u9001\u6d88\u606f\u3002\u56e0\u6b64\u5b83\u9002\u5408\u6765\u5355\u63d0\u9192\u3001\u50ac\u5355\u63d0\u9192\u3001\u804a\u5929\u548c\u5b9e\u65f6\u72b6\u6001\u53d8\u5316\u8fd9\u7c7b\u573a\u666f\u3002\u5b83\u540c\u6837\u57fa\u4e8e TCP，\u4f46\u9700\u8981\u5904\u7406\u65ad\u7ebf\u3001\u91cd\u8fde\u548c\u5728\u7ebf\u8fde\u63a5\u7ba1\u7406，\u4e0d\u80fd\u66ff\u4ee3\u666e\u901a\u7684 HTTP \u63a5\u53e3\u3002<\/p>\n

1. \u6ce8\u518c\u670d\u52a1\u7aef\u7aef\u70b9<\/h4>\n

\u9879\u76ee\u5df2\u7ecf\u5f15\u5165 spring-boot-starter-websocket，\u5e76\u901a\u8fc7\u914d\u7f6e\u7c7b\u6ce8\u518c ServerEndpointExporter：<\/p>\n

@Configuration<\/span>
\npublic<\/span> class<\/span> WebSocketConfiguration<\/span> {<\/span><\/p>\n

@Bean<\/span>
\n public<\/span> ServerEndpointExporter<\/span> serverEndpointExporter<\/span>(<\/span>)<\/span> {<\/span>
\n return<\/span> new<\/span> ServerEndpointExporter<\/span>(<\/span>)<\/span>;<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

\u8be5 Bean \u4f1a\u6ce8\u518c\u4f7f\u7528 @ServerEndpoint \u6807\u8bb0\u7684\u7aef\u70b9\u3002\u5f53\u524d\u9879\u76ee\u7684\u8fde\u63a5\u5730\u5740\u4e3a \/ws\/{sid}，sid \u7528\u4e8e\u533a\u5206\u6d4f\u89c8\u5668\u4f1a\u8bdd\u3002<\/p>\n

2. \u7ba1\u7406\u5728\u7ebf\u4f1a\u8bdd\u5e76\u7fa4\u53d1<\/h4>\n

@Component<\/span>
\n@ServerEndpoint<\/span>(<\/span>"\/ws\/{sid}"<\/span>)<\/span>
\n@Slf4j<\/span>
\npublic<\/span> class<\/span> WebSocketServer<\/span> {<\/span><\/p>\n

private<\/span> static<\/span> Map<\/span><<\/span>String<\/span>,<\/span> Session<\/span>><\/span><\/span> sessionMap =<\/span> new<\/span> ConcurrentHashMap<\/span><<\/span>><\/span><\/span>(<\/span>)<\/span>;<\/span><\/p>\n

@OnOpen<\/span>
\n public<\/span> void<\/span> onOpen<\/span>(<\/span>Session<\/span> session,<\/span> @PathParam<\/span>(<\/span>"sid"<\/span>)<\/span> String<\/span> sid)<\/span> {<\/span>
\n sessionMap.<\/span>put<\/span>(<\/span>sid,<\/span> session)<\/span>;<\/span>
\n }<\/span><\/p>\n

@OnClose<\/span>
\n public<\/span> void<\/span> onClose<\/span>(<\/span>@PathParam<\/span>(<\/span>"sid"<\/span>)<\/span> String<\/span> sid)<\/span> {<\/span>
\n sessionMap.<\/span>remove<\/span>(<\/span>sid)<\/span>;<\/span>
\n }<\/span><\/p>\n

public<\/span> void<\/span> sendToAllClient<\/span>(<\/span>String<\/span> message)<\/span> {<\/span>
\n for<\/span> (<\/span>Session<\/span> session :<\/span> sessionMap.<\/span>values<\/span>(<\/span>)<\/span>)<\/span> {<\/span>
\n try<\/span> {<\/span>
\n session.<\/span>getBasicRemote<\/span>(<\/span>)<\/span>.<\/span>sendText<\/span>(<\/span>message)<\/span>;<\/span>
\n }<\/span> catch<\/span> (<\/span>Exception<\/span> e)<\/span> {<\/span>
\n log.<\/span>error<\/span>(<\/span>"WebSocket\u53d1\u9001\u6d88\u606f\u5931\u8d25: {}"<\/span>,<\/span> e.<\/span>getMessage<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>
\n }<\/span>
\n}<\/span><\/p>\n

onOpen \u5728\u6d4f\u89c8\u5668\u8fde\u63a5\u6210\u529f\u65f6\u4fdd\u5b58 Session，onClose \u5728\u8fde\u63a5\u65ad\u5f00\u65f6\u5220\u9664 Session\u3002sessionMap \u4f7f\u7528 ConcurrentHashMap，\u9002\u5408\u591a\u4e2a\u8fde\u63a5\u540c\u65f6\u5efa\u7acb\u3001\u5173\u95ed\u6216\u63a8\u9001\u7684\u573a\u666f\u3002sendToAllClient \u904d\u5386\u5728\u7ebf Session \u540e\u8c03\u7528 sendText，\u628a\u540c\u4e00\u6761\u6587\u672c\u6d88\u606f\u63a8\u7ed9\u5f53\u524d\u5728\u7ebf\u7684\u7ba1\u7406\u7aef\u3002<\/p>\n

\u8fd9\u91cc\u91c7\u7528\u7684\u662f\u7fa4\u53d1\u7b56\u7565，\u9002\u5408\u5355\u95e8\u5e97\u3001\u5355\u540e\u53f0\u8d26\u53f7\u6216\u6240\u6709\u7ba1\u7406\u7aef\u90fd\u9700\u8981\u83b7\u77e5\u8ba2\u5355\u7684\u7ec3\u4e60\u573a\u666f\u3002\u591a\u95e8\u5e97\u6216\u591a\u89d2\u8272\u7cfb\u7edf\u5e94\u6309\u95e8\u5e97 ID\u3001\u5458\u5de5 ID \u7b49\u7ef4\u5ea6\u7ef4\u62a4\u4f1a\u8bdd\u96c6\u5408，\u907f\u514d\u65e0\u5173\u4eba\u5458\u6536\u5230\u6d88\u606f\u3002<\/p>\n

\u4e09\u3001\u652f\u4ed8\u6210\u529f\u540e\u7684\u6765\u5355\u63d0\u9192<\/h3>\n

\u7528\u6237\u63d0\u4ea4\u8ba2\u5355\u540e，\u771f\u6b63\u5e94\u63d0\u9192\u5546\u5bb6\u7684\u65f6\u673a\u662f\u652f\u4ed8\u6210\u529f\u3001\u8ba2\u5355\u8fdb\u5165\u5f85\u63a5\u5355\u72b6\u6001\u3002\u9879\u76ee\u5728 paySuccess \u4e2d\u5b8c\u6210\u72b6\u6001\u66f4\u65b0\u540e，\u6784\u9020\u4e86\u4e00\u6761 type=1 \u7684 WebSocket \u6d88\u606f：<\/p>\n

public<\/span> void<\/span> paySuccess<\/span>(<\/span>String<\/span> outTradeNo)<\/span> {<\/span>
\n Orders<\/span> ordersDB =<\/span> orderMapper.<\/span>getByNumber<\/span>(<\/span>outTradeNo)<\/span>;<\/span>
\n if<\/span> (<\/span>ordersDB ==<\/span> null<\/span>)<\/span> {<\/span>
\n throw<\/span> new<\/span> OrderBusinessException<\/span>(<\/span>MessageConstant<\/span>.<\/span>ORDER_NOT_FOUND<\/span>)<\/span>;<\/span>
\n }<\/span><\/p>\n

Orders<\/span> orders =<\/span> Orders<\/span>.<\/span>builder<\/span>(<\/span>)<\/span>
\n .<\/span>id<\/span>(<\/span>ordersDB.<\/span>getId<\/span>(<\/span>)<\/span>)<\/span>
\n .<\/span>status<\/span>(<\/span>Orders<\/span>.<\/span>TO_BE_CONFIRMED<\/span>)<\/span>
\n .<\/span>payStatus<\/span>(<\/span>Orders<\/span>.<\/span>PAID<\/span>)<\/span>
\n .<\/span>checkoutTime<\/span>(<\/span>LocalDateTime<\/span>.<\/span>now<\/span>(<\/span>)<\/span>)<\/span>
\n .<\/span>build<\/span>(<\/span>)<\/span>;<\/span>
\n orderMapper.<\/span>update<\/span>(<\/span>orders)<\/span>;<\/span><\/p>\n

Map<\/span><<\/span>String<\/span>,<\/span> Object<\/span>><\/span><\/span> websocketMap =<\/span> new<\/span> HashMap<\/span><<\/span>><\/span><\/span>(<\/span>)<\/span>;<\/span>
\n websocketMap.<\/span>put<\/span>(<\/span>"type"<\/span>,<\/span> 1<\/span>)<\/span>;<\/span>
\n websocketMap.<\/span>put<\/span>(<\/span>"orderId"<\/span>,<\/span> ordersDB.<\/span>getId<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n websocketMap.<\/span>put<\/span>(<\/span>"content"<\/span>,<\/span> "\u8ba2\u5355\u53f7"<\/span> +<\/span> outTradeNo)<\/span>;<\/span>
\n webSocketServer.<\/span>sendToAllClient<\/span>(<\/span>JSON<\/span>.<\/span>toJSONString<\/span>(<\/span>websocketMap)<\/span>)<\/span>;<\/span>
\n}<\/span><\/p>\n

\u6d88\u606f\u5b57\u6bb5\u7684\u7ea6\u5b9a\u5f88\u7b80\u5355：type=1 \u8868\u793a\u6765\u5355\u63d0\u9192，orderId \u65b9\u4fbf\u7ba1\u7406\u7aef\u8df3\u8f6c\u8ba2\u5355\u8be6\u60c5，content \u7528\u4e8e\u5f39\u7a97\u6216\u901a\u77e5\u680f\u5c55\u793a\u8ba2\u5355\u53f7\u3002\u5148\u66f4\u65b0\u8ba2\u5355\u72b6\u6001，\u518d\u63a8\u9001\u6d88\u606f，\u80fd\u907f\u514d\u7ba1\u7406\u7aef\u6536\u5230\u63d0\u9192\u540e\u67e5\u8be2\u5230\u65e7\u72b6\u6001\u3002<\/p>\n

\u56db\u3001\u7528\u6237\u50ac\u5355：\u7528 type=2 \u533a\u5206\u63d0\u9192\u7c7b\u522b<\/h3>\n

\u7528\u6237\u7aef\u50ac\u5355\u63a5\u53e3\u4e3a GET \/user\/order\/reminder\/{id}\u3002\u9879\u76ee\u5148\u6839\u636e\u8ba2\u5355 ID \u67e5\u8be2\u8ba2\u5355，\u518d\u7ec4\u88c5 type=2 \u7684\u6d88\u606f\u5e76\u901a\u8fc7\u540c\u4e00\u4e2a WebSocket \u670d\u52a1\u7fa4\u53d1：<\/p>\n

@GetMapping<\/span>(<\/span>"\/reminder\/{id}"<\/span>)<\/span>
\npublic<\/span> Result<\/span> reminder<\/span>(<\/span>@PathVariable<\/span> Long<\/span> id)<\/span> {<\/span>
\n Orders<\/span> order =<\/span> orderMapper.<\/span>getById<\/span>(<\/span>id)<\/span>;<\/span>
\n if<\/span> (<\/span>orderService.<\/span>orderDetail<\/span>(<\/span>id)<\/span> ==<\/span> null<\/span>)<\/span> {<\/span>
\n throw<\/span> new<\/span> OrderBusinessException<\/span>(<\/span>MessageConstant<\/span>.<\/span>ORDER_STATUS_ERROR<\/span>)<\/span>;<\/span>
\n }<\/span><\/p>\n

Map<\/span><<\/span>String<\/span>,<\/span> Object<\/span>><\/span><\/span> map =<\/span> new<\/span> HashMap<\/span><<\/span>><\/span><\/span>(<\/span>)<\/span>;<\/span>
\n map.<\/span>put<\/span>(<\/span>"type"<\/span>,<\/span> 2<\/span>)<\/span>;<\/span>
\n map.<\/span>put<\/span>(<\/span>"orderId"<\/span>,<\/span> id)<\/span>;<\/span>
\n map.<\/span>put<\/span>(<\/span>"content"<\/span>,<\/span> "\u8ba2\u5355\u53f7"<\/span> +<\/span> order.<\/span>getNumber<\/span>(<\/span>)<\/span>)<\/span>;<\/span>
\n webSocketServer.<\/span>sendToAllClient<\/span>(<\/span>JSON<\/span>.<\/span>toJSONString<\/span>(<\/span>map)<\/span>)<\/span>;<\/span>
\n return<\/span> Result<\/span>.<\/span>success<\/span>(<\/span>)<\/span>;<\/span>
\n}<\/span><\/p>\n

\u6765\u5355\u548c\u50ac\u5355\u590d\u7528\u4e00\u6761\u957f\u8fde\u63a5，\u524d\u7aef\u53ea\u9700\u8981\u6839\u636e type \u51b3\u5b9a\u63d0\u793a\u6587\u6848\u548c\u94c3\u58f0\u3002\u8fd9\u6837\u6bd4\u4e3a\u6bcf\u4e00\u79cd\u63d0\u9192\u518d\u5efa\u4e00\u4e2a WebSocket \u5730\u5740\u66f4\u5bb9\u6613\u7ef4\u62a4\u3002<\/p>\n

\u8fd9\u6bb5\u4ee3\u7801\u8fd8\u5e94\u6ce8\u610f\u4e1a\u52a1\u6821\u9a8c：\u5f53\u524d\u5b9e\u73b0\u901a\u8fc7 orderDetail \u5224\u65ad\u8ba2\u5355\u662f\u5426\u5b58\u5728\u3002\u6b63\u5f0f\u9879\u76ee\u5efa\u8bae\u540c\u65f6\u6821\u9a8c\u8ba2\u5355\u5f52\u5c5e\u548c\u53ef\u50ac\u5355\u72b6\u6001，\u907f\u514d\u7528\u6237\u5bf9\u4e0d\u5c5e\u4e8e\u81ea\u5df1\u7684\u8ba2\u5355\u6216\u5df2\u5b8c\u6210\u8ba2\u5355\u53d1\u8d77\u63d0\u9192\u3002<\/p>\n

\u4e94\u3001\u7ba1\u7406\u7aef\u63a5\u6536\u6d88\u606f\u5e76\u64ad\u653e\u4e0d\u540c\u94c3\u58f0<\/h3>\n

\u5f53\u524d\u4ed3\u5e93\u53ea\u5305\u542b\u540e\u7aef\u6a21\u5757，\u4e0b\u9762\u8fd9\u6bb5\u662f\u7ba1\u7406\u7aef\u9875\u9762\u53ef\u4ee5\u76f4\u63a5\u63a5\u5165\u7684\u5ba2\u6237\u7aef\u4ee3\u7801\u3002\u5c06 order.mp3 \u548c reminder.mp3 \u653e\u5230\u7ba1\u7406\u7aef\u9759\u6001\u8d44\u6e90\u76ee\u5f55，\u5e76\u6309\u5b9e\u9645\u6784\u5efa\u5de5\u5177\u8c03\u6574\u8d44\u6e90\u5730\u5740\u3002<\/p>\n

const<\/span> orderAudio =<\/span> new<\/span> Audio<\/span>(<\/span>'\/audio\/order.mp3'<\/span>)<\/span>;<\/span>
\nconst<\/span> reminderAudio =<\/span> new<\/span> Audio<\/span>(<\/span>'\/audio\/reminder.mp3'<\/span>)<\/span>;<\/span>
\nlet<\/span> socket;<\/span><\/p>\n

function<\/span> connectWebSocket<\/span>(<\/span>)<\/span> {<\/span>
\n const<\/span> clientId =<\/span> crypto.<\/span>randomUUID<\/span>(<\/span>)<\/span>;<\/span>
\n socket =<\/span> new<\/span> WebSocket<\/span>(<\/span>`<\/span>ws:\/\/localhost:8080\/ws\/<\/span>${<\/span>clientId}<\/span><\/span>`<\/span><\/span>)<\/span>;<\/span><\/p>\n

socket.<\/span>onopen<\/span> =<\/span> (<\/span>)<\/span> =><\/span> {<\/span>
\n console.<\/span>log<\/span>(<\/span>'WebSocket \u5df2\u8fde\u63a5'<\/span>)<\/span>;<\/span>
\n }<\/span>;<\/span><\/p>\n

socket.<\/span>onmessage<\/span> =<\/span> (<\/span>event<\/span>)<\/span> =><\/span> {<\/span>
\n const<\/span> message =<\/span> JSON<\/span>.<\/span>parse<\/span>(<\/span>event.<\/span>data)<\/span>;<\/span><\/p>\n

if<\/span> (<\/span>message.<\/span>type ===<\/span> 1<\/span>)<\/span> {<\/span>
\n orderAudio.<\/span>currentTime =<\/span> 0<\/span>;<\/span>
\n orderAudio.<\/span>play<\/span>(<\/span>)<\/span>.<\/span>catch<\/span>(<\/span>(<\/span>)<\/span> =><\/span> {<\/span>
\n console.<\/span>warn<\/span>(<\/span>'\u6d4f\u89c8\u5668\u5c1a\u672a\u5141\u8bb8\u81ea\u52a8\u64ad\u653e，\u8bf7\u5148\u70b9\u51fb\u9875\u9762\u4e00\u6b21'<\/span>)<\/span>;<\/span>
\n }<\/span>)<\/span>;<\/span>
\n showNotice<\/span>(<\/span>`<\/span>\u60a8\u6709\u65b0\u7684\u8ba2\u5355：<\/span>${<\/span>message.<\/span>content}<\/span><\/span>`<\/span><\/span>)<\/span>;<\/span>
\n return<\/span>;<\/span>
\n }<\/span><\/p>\n

if<\/span> (<\/span>message.<\/span>type ===<\/span> 2<\/span>)<\/span> {<\/span>
\n reminderAudio.<\/span>currentTime =<\/span> 0<\/span>;<\/span>
\n reminderAudio.<\/span>play<\/span>(<\/span>)<\/span>.<\/span>catch<\/span>(<\/span>(<\/span>)<\/span> =><\/span> {<\/span>
\n console.<\/span>warn<\/span>(<\/span>'\u6d4f\u89c8\u5668\u5c1a\u672a\u5141\u8bb8\u81ea\u52a8\u64ad\u653e，\u8bf7\u5148\u70b9\u51fb\u9875\u9762\u4e00\u6b21'<\/span>)<\/span>;<\/span>
\n }<\/span>)<\/span>;<\/span>
\n showNotice<\/span>(<\/span>`<\/span>\u7528\u6237\u6b63\u5728\u50ac\u5355：<\/span>${<\/span>message.<\/span>content}<\/span><\/span>`<\/span><\/span>)<\/span>;<\/span>
\n }<\/span>
\n }<\/span>;<\/span><\/p>\n

socket.<\/span>onclose<\/span> =<\/span> (<\/span>)<\/span> =><\/span> {<\/span>
\n setTimeout<\/span>(<\/span>connectWebSocket,<\/span> 3000<\/span>)<\/span>;<\/span>
\n }<\/span>;<\/span>
\n}<\/span><\/p>\n

connectWebSocket<\/span>(<\/span>)<\/span>;<\/span><\/p>\n

function<\/span> showNotice<\/span>(<\/span>text<\/span>)<\/span> {<\/span>
\n \/\/ \u66ff\u6362\u4e3a\u7ba1\u7406\u7aef\u5b9e\u9645\u7684 Message\u3001Notification \u6216\u5f39\u7a97\u7ec4\u4ef6<\/span>
\n console.<\/span>log<\/span>(<\/span>text)<\/span>;<\/span>
\n}<\/span><\/p>\n

message.type \u662f\u670d\u52a1\u7aef\u7ea6\u5b9a\u7684\u6d88\u606f\u7c7b\u578b；type=1 \u64ad\u653e\u6765\u5355\u94c3\u58f0，type=2 \u64ad\u653e\u50ac\u5355\u94c3\u58f0\u3002\u6bcf\u6b21\u64ad\u653e\u524d\u628a currentTime \u8bbe\u4e3a 0，\u8fde\u7eed\u6765\u5355\u65f6\u94c3\u58f0\u4f1a\u4ece\u5934\u5f00\u59cb\u3002<\/p>\n

\u6d4f\u89c8\u5668\u901a\u5e38\u4f1a\u62e6\u622a\u6ca1\u6709\u7528\u6237\u4ea4\u4e92\u65f6\u7684\u97f3\u9891\u81ea\u52a8\u64ad\u653e\u3002\u56e0\u6b64\u7ba1\u7406\u7aef\u767b\u5f55\u6210\u529f\u6216\u9996\u6b21\u8fdb\u5165\u8ba2\u5355\u9875\u540e，\u5e94\u8ba9\u7528\u6237\u4e3b\u52a8\u70b9\u51fb\u4e00\u6b21\u201c\u5f00\u542f\u63d0\u9192\u201d\u6309\u94ae；\u5728\u70b9\u51fb\u4e8b\u4ef6\u4e2d\u8c03\u7528\u4e00\u6b21 orderAudio.play() \u540e\u9a6c\u4e0a pause() \u5e76\u5f52\u96f6，\u6d4f\u89c8\u5668\u4fbf\u4f1a\u628a\u540e\u7eed\u97f3\u9891\u64ad\u653e\u89c6\u4e3a\u5df2\u6388\u6743\u3002\u751f\u4ea7\u73af\u5883\u8fd8\u5e94\u5c06 ws:\/\/ \u6839\u636e HTTPS \u90e8\u7f72\u5207\u6362\u4e3a wss:\/\/，\u5426\u5219\u6d4f\u89c8\u5668\u4f1a\u62e6\u622a\u6df7\u5408\u5185\u5bb9\u3002<\/p>\n

\u516d\u3001\u4ece\u4e0b\u5355\u5230\u94c3\u58f0\u54cd\u8d77\u7684\u8c03\u7528\u94fe<\/h3>\n

\u6574\u4e2a\u6765\u5355\u63d0\u9192\u94fe\u8def\u53ef\u4ee5\u6309\u4e0b\u9762\u987a\u5e8f\u6392\u67e5：<\/p>\n

\u7528\u6237\u652f\u4ed8\u6210\u529f
\n -> OrderServiceImpl.paySuccess \u66f4\u65b0\u8ba2\u5355\u4e3a\u5f85\u63a5\u5355\u3001\u5df2\u652f\u4ed8
\n -> \u7ec4\u88c5 type=1 \u7684 JSON \u6d88\u606f
\n -> WebSocketServer.sendToAllClient \u7fa4\u53d1
\n -> \u7ba1\u7406\u7aef socket.onmessage \u63a5\u6536
\n -> \u64ad\u653e order.mp3 \u5e76\u5c55\u793a\u6765\u5355\u901a\u77e5<\/p>\n

\u7528\u6237\u70b9\u51fb\u50ac\u5355
\n -> GET \/user\/order\/reminder\/{id}
\n -> \u7ec4\u88c5 type=2 \u7684 JSON \u6d88\u606f
\n -> WebSocketServer.sendToAllClient \u7fa4\u53d1
\n -> \u7ba1\u7406\u7aef\u64ad\u653e reminder.mp3 \u5e76\u5c55\u793a\u50ac\u5355\u901a\u77e5<\/p>\n

\u6392\u67e5\u65f6\u5148\u6253\u5f00\u7ba1\u7406\u7aef\u6d4f\u89c8\u5668\u63a7\u5236\u53f0，\u786e\u8ba4 WebSocket \u662f\u5426\u8fde\u63a5\u6210\u529f；\u518d\u786e\u8ba4\u670d\u52a1\u7aef\u65e5\u5fd7\u4e2d\u7684\u5728\u7ebf\u5ba2\u6237\u7aef\u6570\u662f\u5426\u5927\u4e8e 0；\u6700\u540e\u68c0\u67e5\u63a8\u9001\u7684 JSON \u662f\u5426\u5305\u542b\u6b63\u786e\u7684 type \u548c orderId\u3002\u82e5\u6d88\u606f\u5df2\u5230\u8fbe\u4f46\u6ca1\u6709\u58f0\u97f3，\u4f18\u5148\u68c0\u67e5\u97f3\u9891\u6587\u4ef6\u5730\u5740\u548c\u6d4f\u89c8\u5668\u81ea\u52a8\u64ad\u653e\u6743\u9650\u3002<\/p>\n

\u603b\u7ed3<\/h3>\n

\u8fd9\u4e00\u90e8\u5206\u628a\u8ba2\u5355\u7684\u4e24\u79cd\u540e\u53f0\u80fd\u529b\u63a5\u8d77\u6765\u4e86：Spring Task \u8d1f\u8d23\u6309\u65f6\u95f4\u626b\u63cf\u5e76\u4fee\u6b63\u8ba2\u5355\u72b6\u6001，WebSocket \u8d1f\u8d23\u628a\u652f\u4ed8\u6210\u529f\u548c\u7528\u6237\u50ac\u5355\u5b9e\u65f6\u9001\u5230\u7ba1\u7406\u7aef\u3002\u901a\u8fc7 type=1 \u4e0e type=2 \u533a\u5206\u6d88\u606f\u7c7b\u578b，\u7ba1\u7406\u7aef\u5c31\u80fd\u64ad\u653e\u4e0d\u540c\u94c3\u58f0，\u5e76\u7ed9\u51fa\u5bf9\u5e94\u7684\u8ba2\u5355\u63d0\u793a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u524d\u8a00
\n\u8ba2\u5355\u7cfb\u7edf\u91cc\u6709\u4e24\u7c7b\u4e8b\u60c5\u5f88\u5bb9\u6613\u88ab\u5ffd\u7565：\u4e00\u7c7b\u662f\u5230\u4e86\u65f6\u95f4\u5fc5\u987b\u5904\u7406\u7684\u8d85\u65f6\u8ba2\u5355，\u53e6\u4e00\u7c7b\u662f\u5546\u5bb6\u9875\u9762\u9700\u8981\u7acb\u523b\u6536\u5230\u7684\u6765\u5355\u548c\u50ac\u5355\u6d88\u606f\u3002\u524d\u8005\u9002\u5408\u4ea4\u7ed9 Spring Task，\u540e\u8005\u9002\u5408\u901a\u8fc7 WebSocket \u63a8\u9001\u5230\u7ba1\u7406\u7aef\u3002
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