{"id":64203,"date":"2026-01-23T00:16:33","date_gmt":"2026-01-22T16:16:33","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/64203.html"},"modified":"2026-01-23T00:16:33","modified_gmt":"2026-01-22T16:16:33","slug":"%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%bb%99javaweb%e7%ab%af%e7%9a%84%e6%8e%a8%e9%80%81%e6%b6%88%e6%81%af%e6%96%b9%e6%a1%88","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/64203.html","title":{"rendered":"\u670d\u52a1\u5668\u7ed9javaweb\u7aef\u7684\u63a8\u9001\u6d88\u606f\u65b9\u6848"},"content":{"rendered":"<p id=\"ubc8151a4\">\u5728 Java Web \u5e94\u7528\u4e2d\u5b9e\u73b0\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u7684\u6d88\u606f\u63a8\u9001&#xff0c;\u4e1a\u754c\u4e3b\u6d41\u7684\u65b9\u6848\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u7c7b&#xff0c;\u6bcf\u79cd\u65b9\u6848\u5404\u6709\u4f18\u7f3a\u70b9&#xff0c;\u9002\u7528\u4e8e\u4e0d\u540c\u573a\u666f&#xff1a;<\/p>\n<hr id=\"ReguE\" \/>\n<h4 id=\"z3mZ8\">1. WebSocket<\/h4>\n<h5 id=\"SQTVY\">\u539f\u7406<\/h5>\n<ul>\n<li id=\"u24e59745\">\u57fa\u4e8e TCP \u7684\u5168\u53cc\u5de5\u901a\u4fe1\u534f\u8bae&#xff0c;\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u5efa\u7acb\u6301\u4e45\u8fde\u63a5&#xff0c;\u652f\u6301\u53cc\u5411\u5b9e\u65f6\u901a\u4fe1\u3002<\/li>\n<li id=\"u9c8e4927\">\u9002\u7528\u4e8e\u9ad8\u5b9e\u65f6\u6027\u573a\u666f&#xff08;\u5982\u804a\u5929\u3001\u5b9e\u65f6\u6570\u636e\u76d1\u63a7&#xff09;\u3002<\/li>\n<\/ul>\n<h5 id=\"baFLX\">\u5b9e\u73b0\u65b9\u5f0f<\/h5>\n<ul>\n<li id=\"u846164c1\">Java \u540e\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"u6df92136\">\u4f7f\u7528 javax.websocket&#xff08;JSR 356&#xff09;\u6216 Spring \u7684 WebSocketHandler\u3002<\/li>\n<li id=\"u8e03960f\">\u793a\u4f8b\u5e93&#xff1a;Spring WebSocket\u3001Tomcat WebSocket\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li id=\"u138bfe2a\">\u524d\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"u6678a517\">\u4f7f\u7528 WebSocket API&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>const socket &#061; new WebSocket(&#039;ws:\/\/your-server\/push&#039;);<br \/>\nsocket.onmessage &#061; (event) &#061;&gt; console.log(event.data);<\/p>\n<h5 id=\"YTLA4\">\u4f18\u70b9<\/h5>\n<ul>\n<li id=\"u26d9c467\">\u4f4e\u5ef6\u8fdf&#xff0c;\u9002\u5408\u9ad8\u9891\u6d88\u606f\u63a8\u9001\u3002<\/li>\n<li id=\"uf00271d9\">\u652f\u6301\u53cc\u5411\u901a\u4fe1\u3002<\/li>\n<\/ul>\n<h5 id=\"itclj\">\u7f3a\u70b9<\/h5>\n<ul>\n<li id=\"u79648a15\">\u9700\u8981\u670d\u52a1\u5668\u548c\u6d4f\u89c8\u5668\u652f\u6301 WebSocket\u3002<\/li>\n<li id=\"ue417de9a\">\u8fde\u63a5\u7ba1\u7406\u590d\u6742&#xff08;\u5982\u65ad\u7ebf\u91cd\u8fde&#xff09;\u3002<\/li>\n<\/ul>\n<hr id=\"Cqg1x\" \/>\n<h4 id=\"RJiiu\">2. Server-Sent Events (SSE)<\/h4>\n<h5 id=\"h53Yw\">\u539f\u7406<\/h5>\n<ul>\n<li id=\"u9592ef38\">\u57fa\u4e8e HTTP \u7684\u5355\u5411\u901a\u4fe1\u534f\u8bae&#xff0c;\u670d\u52a1\u5668\u901a\u8fc7\u957f\u8fde\u63a5\u5411\u5ba2\u6237\u7aef\u63a8\u9001\u6570\u636e\u3002<\/li>\n<li id=\"ua0420e12\">\u9002\u7528\u4e8e\u5355\u5411\u5b9e\u65f6\u901a\u77e5&#xff08;\u5982\u65b0\u95fb\u63a8\u9001\u3001\u80a1\u7968\u884c\u60c5&#xff09;\u3002<\/li>\n<\/ul>\n<h5 id=\"eqMNw\">\u5b9e\u73b0\u65b9\u5f0f<\/h5>\n<ul>\n<li id=\"ude132e05\">Java \u540e\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"u0046fc01\">\u4f7f\u7528 javax.servlet \u6216 Spring \u7684 SseEmitter&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&#064;GetMapping(&#034;\/stream&#034;)<br \/>\npublic SseEmitter stream() {<br \/>\n    SseEmitter emitter &#061; new SseEmitter();<br \/>\n    executor.execute(() -&gt; {<br \/>\n        emitter.send(&#034;Hello, SSE!&#034;);<br \/>\n    });<br \/>\n    return emitter;<br \/>\n}<\/p>\n<ul>\n<li id=\"u12129fee\">\u524d\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"u667b48a6\">\u4f7f\u7528 EventSource&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>const eventSource &#061; new EventSource(&#039;\/stream&#039;);<br \/>\neventSource.onmessage &#061; (event) &#061;&gt; console.log(event.data);<\/p>\n<h5 id=\"hMCJI\">\u4f18\u70b9<\/h5>\n<ul>\n<li id=\"u0808d822\">\u7b80\u5355\u6613\u7528&#xff0c;\u517c\u5bb9\u6027\u597d&#xff08;\u57fa\u4e8e HTTP&#xff09;\u3002<\/li>\n<li id=\"uf2fbcbd7\">\u81ea\u52a8\u91cd\u8fde\u673a\u5236\u3002<\/li>\n<\/ul>\n<h5 id=\"a29sw\">\u7f3a\u70b9<\/h5>\n<ul>\n<li id=\"u430ec14d\">\u4ec5\u652f\u6301\u670d\u52a1\u5668\u5230\u5ba2\u6237\u7aef\u7684\u5355\u5411\u901a\u4fe1\u3002<\/li>\n<li id=\"u1bec1b19\">\u90e8\u5206\u6d4f\u89c8\u5668\u6709\u5e76\u53d1\u8fde\u63a5\u6570\u9650\u5236\u3002<\/li>\n<\/ul>\n<hr id=\"i62oq\" \/>\n<h4 id=\"i2zsu\">3. \u957f\u8f6e\u8be2&#xff08;Long Polling&#xff09;<\/h4>\n<h5 id=\"GnWZk\">\u539f\u7406<\/h5>\n<ul>\n<li id=\"uae9cac52\">\u5ba2\u6237\u7aef\u53d1\u8d77 HTTP \u8bf7\u6c42&#xff0c;\u670d\u52a1\u5668\u4fdd\u6301\u8fde\u63a5\u76f4\u5230\u6709\u6570\u636e\u6216\u8d85\u65f6&#xff0c;\u7136\u540e\u8fd4\u56de\u54cd\u5e94\u5e76\u5173\u95ed\u8fde\u63a5\u3002<\/li>\n<li id=\"u5afdf7bd\">\u5ba2\u6237\u7aef\u7acb\u5373\u53d1\u8d77\u65b0\u7684\u8bf7\u6c42&#xff0c;\u5b9e\u73b0\u201c\u4f2a\u5b9e\u65f6\u201d\u3002<\/li>\n<\/ul>\n<h5 id=\"Iihe1\">\u5b9e\u73b0\u65b9\u5f0f<\/h5>\n<ul>\n<li id=\"u971dfd5b\">Java \u540e\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"u732da62e\">\u4f7f\u7528 Servlet \u5f02\u6b65\u5904\u7406&#xff08;AsyncContext&#xff09;&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&#064;GetMapping(&#034;\/poll&#034;)<br \/>\npublic void poll(HttpServletRequest request, HttpServletResponse response) {<br \/>\n    AsyncContext asyncContext &#061; request.startAsync();<br \/>\n    asyncContext.setTimeout(30000);<br \/>\n    executor.execute(() -&gt; {<br \/>\n        asyncContext.getResponse().getWriter().write(&#034;Data&#034;);<br \/>\n        asyncContext.complete();<br \/>\n    });<br \/>\n}<\/p>\n<ul>\n<li id=\"u448737d9\">\u524d\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"ud2894eaa\">\u9012\u5f52\u8c03\u7528&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>function longPoll() {<br \/>\n    fetch(&#039;\/poll&#039;).then(response &#061;&gt; {<br \/>\n        console.log(response);<br \/>\n        longPoll(); \/\/ \u7acb\u5373\u53d1\u8d77\u4e0b\u4e00\u6b21\u8bf7\u6c42<br \/>\n    });<br \/>\n}<\/p>\n<h5 id=\"BnTiU\">\u4f18\u70b9<\/h5>\n<ul>\n<li id=\"u180ff4fd\">\u517c\u5bb9\u6027\u6781\u597d&#xff08;\u6240\u6709\u6d4f\u89c8\u5668\u652f\u6301&#xff09;\u3002<\/li>\n<li id=\"u91267137\">\u5b9e\u73b0\u7b80\u5355\u3002<\/li>\n<\/ul>\n<h5 id=\"WfYEM\">\u7f3a\u70b9<\/h5>\n<ul>\n<li id=\"u0c6b151f\">\u9ad8\u5ef6\u8fdf&#xff08;\u53d6\u51b3\u4e8e\u8f6e\u8be2\u95f4\u9694&#xff09;\u3002<\/li>\n<li id=\"u40848aca\">\u670d\u52a1\u5668\u8d44\u6e90\u6d88\u8017\u8f83\u5927\u3002<\/li>\n<\/ul>\n<hr id=\"C3IAY\" \/>\n<h4 id=\"k32dF\">4. MQTT&#xff08;\u6d88\u606f\u961f\u5217\u9065\u6d4b\u4f20\u8f93&#xff09;<\/h4>\n<h5 id=\"MzxhJ\">\u539f\u7406<\/h5>\n<ul>\n<li id=\"u53a3fe1c\">\u8f7b\u91cf\u7ea7\u7684\u53d1\u5e03\/\u8ba2\u9605\u534f\u8bae&#xff0c;\u9002\u5408\u7269\u8054\u7f51&#xff08;IoT&#xff09;\u548c\u4f4e\u5e26\u5bbd\u573a\u666f\u3002<\/li>\n<li id=\"u5cad207a\">\u5ba2\u6237\u7aef\u8ba2\u9605\u4e3b\u9898&#xff0c;\u670d\u52a1\u5668\u63a8\u9001\u6d88\u606f\u5230\u4e3b\u9898\u3002<\/li>\n<\/ul>\n<h5 id=\"RWpjB\">\u5b9e\u73b0\u65b9\u5f0f<\/h5>\n<ul>\n<li id=\"udb4fbc4a\">Java \u540e\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"u3858953e\">\u4f7f\u7528 Eclipse Paho \u6216 HiveMQ&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>MqttClient client &#061; new MqttClient(&#034;tcp:\/\/broker:1883&#034;, &#034;server&#034;);<br \/>\nclient.publish(&#034;topic&#034;, new MqttMessage(&#034;Hello&#034;.getBytes()));<\/p>\n<ul>\n<li id=\"u3a4baff7\">\u524d\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"u563c6774\">\u4f7f\u7528 MQTT.js&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>const client &#061; mqtt.connect(&#039;ws:\/\/broker:8083&#039;);<br \/>\nclient.subscribe(&#039;topic&#039;);<br \/>\nclient.on(&#039;message&#039;, (topic, message) &#061;&gt; console.log(message));<\/p>\n<h5 id=\"Ae6jb\">\u4f18\u70b9<\/h5>\n<ul>\n<li id=\"u40052e3b\">\u4f4e\u5e26\u5bbd\u6d88\u8017&#xff0c;\u652f\u6301\u79bb\u7ebf\u6d88\u606f\u3002<\/li>\n<li id=\"uc9cc5557\">\u8de8\u5e73\u53f0&#xff08;\u9002\u5408\u79fb\u52a8\u7aef\u548c Web \u7aef&#xff09;\u3002<\/li>\n<\/ul>\n<h5 id=\"Ra1tR\">\u7f3a\u70b9<\/h5>\n<ul>\n<li id=\"u725b7bfd\">\u9700\u8981\u989d\u5916\u7684 MQTT \u4ee3\u7406\u670d\u52a1\u5668&#xff08;\u5982 Mosquitto&#xff09;\u3002<\/li>\n<li id=\"u47d23ab7\">Web \u7aef\u9700\u901a\u8fc7 WebSocket \u6865\u63a5\u3002<\/li>\n<\/ul>\n<hr id=\"PJh7t\" \/>\n<h4 id=\"l1Zyu\">5. \u7b2c\u4e09\u65b9\u63a8\u9001\u670d\u52a1<\/h4>\n<h5 id=\"bfxd7\">\u539f\u7406<\/h5>\n<ul>\n<li id=\"ubea3fb07\">\u5229\u7528\u4e91\u670d\u52a1\u5546&#xff08;\u5982 Firebase\u3001\u963f\u91cc\u4e91\u63a8\u9001&#xff09;\u7684 SDK \u5b9e\u73b0\u6d88\u606f\u63a8\u9001\u3002<\/li>\n<li id=\"ud11ec5db\">\u9002\u7528\u4e8e\u79fb\u52a8\u7aef\u548c Web \u7aef\u6df7\u5408\u573a\u666f\u3002<\/li>\n<\/ul>\n<h5 id=\"Q6FSr\">\u5b9e\u73b0\u65b9\u5f0f<\/h5>\n<ul>\n<li id=\"u9ce7f78a\">Java \u540e\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"u2e9b5264\">\u8c03\u7528\u4e91\u670d\u52a1\u5546\u7684 API&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>FirebaseMessaging.getInstance().send(message);<\/p>\n<ul>\n<li id=\"uad5898e2\">\u524d\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"ubdc80c99\">\u96c6\u6210 SDK&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>firebase.messaging().onMessage((payload) &#061;&gt; console.log(payload));<\/p>\n<h5 id=\"Vos1z\">\u4f18\u70b9<\/h5>\n<ul>\n<li id=\"uf97d85a3\">\u65e0\u9700\u81ea\u5efa\u57fa\u7840\u8bbe\u65bd\u3002<\/li>\n<li id=\"u457fd16b\">\u652f\u6301\u591a\u5e73\u53f0&#xff08;Web\u3001iOS\u3001Android&#xff09;\u3002<\/li>\n<\/ul>\n<h5 id=\"T4tlC\">\u7f3a\u70b9<\/h5>\n<ul>\n<li id=\"u26d92e23\">\u4f9d\u8d56\u7b2c\u4e09\u65b9\u670d\u52a1&#xff0c;\u53ef\u80fd\u6709\u6210\u672c\u3002<\/li>\n<li id=\"uece5d2fb\">\u6570\u636e\u9690\u79c1\u95ee\u9898\u3002<\/li>\n<\/ul>\n<hr id=\"DKyCC\" \/>\n<h4 id=\"L7PAe\">6. HTTP\/2 Server Push<\/h4>\n<h5 id=\"Wo4ng\">\u539f\u7406<\/h5>\n<ul>\n<li id=\"u43c646b6\">HTTP\/2 \u534f\u8bae\u652f\u6301\u670d\u52a1\u5668\u4e3b\u52a8\u63a8\u9001\u8d44\u6e90&#xff08;\u5982 CSS\u3001JS \u6587\u4ef6&#xff09;\u3002<\/li>\n<li id=\"ud93b538c\">\u9002\u7528\u4e8e\u9884\u52a0\u8f7d\u9759\u6001\u8d44\u6e90&#xff0c;\u4e0d\u9002\u7528\u4e8e\u52a8\u6001\u6d88\u606f\u63a8\u9001\u3002<\/li>\n<\/ul>\n<h5 id=\"xbAK5\">\u5b9e\u73b0\u65b9\u5f0f<\/h5>\n<ul>\n<li id=\"ucc904b1f\">Java \u540e\u7aef&#xff1a;<\/li>\n<\/ul>\n<ul>\n<li>\n<ul>\n<li id=\"ueb2de332\">\u4f7f\u7528 Servlet 4.0 \u7684 PushBuilder&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>PushBuilder pushBuilder &#061; request.newPushBuilder();<br \/>\npushBuilder.path(&#034;style.css&#034;).push();<\/p>\n<h5 id=\"Lnqgu\">\u4f18\u70b9<\/h5>\n<ul>\n<li id=\"uac80782d\">\u51cf\u5c11\u9875\u9762\u52a0\u8f7d\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<h5 id=\"UgZop\">\u7f3a\u70b9<\/h5>\n<ul>\n<li id=\"u158ec3dc\">\u4ec5\u9002\u7528\u4e8e\u9759\u6001\u8d44\u6e90&#xff0c;\u65e0\u6cd5\u63a8\u9001\u52a8\u6001\u6570\u636e\u3002<\/li>\n<\/ul>\n<hr id=\"D0KNl\" \/>\n<h4 id=\"loS0F\">\u65b9\u6848\u5bf9\u6bd4<\/h4>\n<table id=\"hc73G\">\n<tbody>\n<tr>\n<td>\n<p id=\"ued84edcc\">\u65b9\u6848<\/p>\n<\/td>\n<td>\n<p id=\"u2da0285d\">\u534f\u8bae<\/p>\n<\/td>\n<td>\n<p id=\"u759d5353\">\u65b9\u5411<\/p>\n<\/td>\n<td>\n<p id=\"u81ea1058\">\u5b9e\u65f6\u6027<\/p>\n<\/td>\n<td>\n<p id=\"uf686e0a9\">\u9002\u7528\u573a\u666f<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p id=\"u77e0016d\">WebSocket<\/p>\n<\/td>\n<td>\n<p id=\"ufc481789\">TCP<\/p>\n<\/td>\n<td>\n<p id=\"ud575de10\">\u53cc\u5411<\/p>\n<\/td>\n<td>\n<p id=\"ue936bb04\">\u9ad8<\/p>\n<\/td>\n<td>\n<p id=\"u08c37950\">\u804a\u5929\u3001\u5b9e\u65f6\u6e38\u620f<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p id=\"u77b3439d\">SSE<\/p>\n<\/td>\n<td>\n<p id=\"u65cdff86\">HTTP<\/p>\n<\/td>\n<td>\n<p id=\"u194d805b\">\u5355\u5411<\/p>\n<\/td>\n<td>\n<p id=\"u6c4a57d8\">\u4e2d<\/p>\n<\/td>\n<td>\n<p id=\"u2ab5044c\">\u65b0\u95fb\u63a8\u9001\u3001\u76d1\u63a7<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p id=\"u180841bf\">\u957f\u8f6e\u8be2<\/p>\n<\/td>\n<td>\n<p id=\"u469a4fed\">HTTP<\/p>\n<\/td>\n<td>\n<p id=\"u91429324\">\u4f2a\u53cc\u5411<\/p>\n<\/td>\n<td>\n<p id=\"u024d02d7\">\u4f4e<\/p>\n<\/td>\n<td>\n<p id=\"uba364c26\">\u517c\u5bb9\u6027\u8981\u6c42\u9ad8\u7684\u65e7\u7cfb\u7edf<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p id=\"u81822045\">MQTT<\/p>\n<\/td>\n<td>\n<p id=\"u3c3cb8ab\">MQTT<\/p>\n<\/td>\n<td>\n<p id=\"ubd5a467c\">\u53d1\u5e03\/\u8ba2\u9605<\/p>\n<\/td>\n<td>\n<p id=\"u84539851\">\u9ad8<\/p>\n<\/td>\n<td>\n<p id=\"u74c38000\">IoT\u3001\u8de8\u5e73\u53f0<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p id=\"u06de0981\">\u7b2c\u4e09\u65b9\u63a8\u9001<\/p>\n<\/td>\n<td>\n<p id=\"u41388d21\">\u81ea\u5b9a\u4e49<\/p>\n<\/td>\n<td>\n<p id=\"u6cc16834\">\u5355\u5411<\/p>\n<\/td>\n<td>\n<p id=\"u67b48c02\">\u4e2d<\/p>\n<\/td>\n<td>\n<p id=\"u9a9e7195\">\u79fb\u52a8\u7aef\u548c Web \u7aef\u6df7\u5408<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p id=\"u5e281a82\">HTTP\/2 Push<\/p>\n<\/td>\n<td>\n<p id=\"uc3e59d2d\">HTTP\/2<\/p>\n<\/td>\n<td>\n<p id=\"ue217f90d\">\u5355\u5411<\/p>\n<\/td>\n<td>\n<p id=\"u36063c10\">&#8211;<\/p>\n<\/td>\n<td>\n<p id=\"u62c2842c\">\u9759\u6001\u8d44\u6e90\u9884\u52a0\u8f7d<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr id=\"kp8ek\" \/>\n<h4 id=\"NXsJ5\">\u63a8\u8350\u9009\u62e9<\/h4>\n<li id=\"ucc72f4f5\">\u9700\u8981\u53cc\u5411\u901a\u4fe1 \u2192 WebSocket<br \/>\n&#xff08;\u5982\u5728\u7ebf\u534f\u4f5c\u3001\u5b9e\u65f6\u804a\u5929&#xff09;<\/li>\n<li id=\"u326d3094\">\u5355\u5411\u901a\u77e5 \u2192 SSE<br \/>\n&#xff08;\u5982\u80a1\u7968\u884c\u60c5\u3001\u65e5\u5fd7\u76d1\u63a7&#xff09;<\/li>\n<li id=\"u5fab4329\">\u517c\u5bb9\u65e7\u6d4f\u89c8\u5668 \u2192 \u957f\u8f6e\u8be2<br \/>\n&#xff08;\u5982\u4f01\u4e1a\u5185\u7f51\u7cfb\u7edf&#xff09;<\/li>\n<li id=\"ubb403cf5\">\u8de8\u5e73\u53f0\/\u4f4e\u5e26\u5bbd \u2192 MQTT<br \/>\n&#xff08;\u5982\u7269\u8054\u7f51\u8bbe\u5907\u76d1\u63a7&#xff09;<\/li>\n<li id=\"ue74b5e82\">\u5feb\u901f\u96c6\u6210 \u2192 \u7b2c\u4e09\u65b9\u63a8\u9001<br \/>\n&#xff08;\u5982\u79fb\u52a8\u7aef\u548c Web \u7aef\u7edf\u4e00\u63a8\u9001&#xff09;<\/li>\n<p id=\"u05c200af\">\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Java Web \u5e94\u7528\u4e2d\u5b9e\u73b0\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u7684\u6d88\u606f\u63a8\u9001&#xff0c;\u4e1a\u754c\u4e3b\u6d41\u7684\u65b9\u6848\u53ef\u4ee5\u5206\u4e3a\u4ee5\u4e0b\u51e0\u7c7b&#xff0c;\u6bcf\u79cd\u65b9\u6848\u5404\u6709\u4f18\u7f3a\u70b9&#xff0c;\u9002\u7528\u4e8e\u4e0d\u540c\u573a\u666f&#xff1a;1. 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