Commit 4751474b authored by 杨伊博's avatar 杨伊博

web socket

parent c0f74d9c
...@@ -16,5 +16,5 @@ ...@@ -16,5 +16,5 @@
# IDEA ignore # IDEA ignore
.idea .idea
.class .class
*.class
...@@ -2,6 +2,7 @@ package com.us.example.bean; ...@@ -2,6 +2,7 @@ package com.us.example.bean;
/** /**
* Created by yangyibo on 16/12/29. * Created by yangyibo on 16/12/29.
* 浏览器向服务器发送的消息使用此类接受
*/ */
public class Message { public class Message {
private String name; private String name;
......
...@@ -2,8 +2,13 @@ package com.us.example.bean; ...@@ -2,8 +2,13 @@ package com.us.example.bean;
/** /**
* Created by yangyibo on 16/12/29. * Created by yangyibo on 16/12/29.
* 服务器向浏览器发送的此类消息。
*/ */
public class Response { public class Response {
public void setResponseMessage(String responseMessage) {
this.responseMessage = responseMessage;
}
private String responseMessage; private String responseMessage;
public Response(String responseMessage){ public Response(String responseMessage){
this.responseMessage = responseMessage; this.responseMessage = responseMessage;
......
package com.us.example.config; package com.us.example.config;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.Configuration;
import org.springframework.messaging.simp.config.MessageBrokerRegistry; import org.springframework.messaging.simp.config.MessageBrokerRegistry;
import org.springframework.web.socket.config.annotation.AbstractWebSocketMessageBrokerConfigurer; import org.springframework.web.socket.config.annotation.AbstractWebSocketMessageBrokerConfigurer;
...@@ -12,19 +11,22 @@ import org.springframework.web.socket.config.annotation.StompEndpointRegistry; ...@@ -12,19 +11,22 @@ import org.springframework.web.socket.config.annotation.StompEndpointRegistry;
*/ */
@Configuration @Configuration
@EnableWebSocketMessageBroker @EnableWebSocketMessageBroker
//通过EnableWebSocketMessageBroker 开启使用STOMP协议来传输基于代理(message broker)的消息,此时浏览器支持使用@MessageMapping 就像支持@RequestMapping一样。
public class WebSocketConfig extends AbstractWebSocketMessageBrokerConfigurer{ public class WebSocketConfig extends AbstractWebSocketMessageBrokerConfigurer{
@Override @Override
public void registerStompEndpoints(StompEndpointRegistry registry) { //endPoint 注册协议节点,并映射指定的URl public void registerStompEndpoints(StompEndpointRegistry registry) { //endPoint 注册协议节点,并映射指定的URl
registry.addEndpoint("/endpointWisely").withSockJS(); registry.addEndpoint("/endpointWisely").withSockJS();//注册一个Stomp 协议的endpoint,并指定 SockJS协议。
registry.addEndpoint("/endpointChat").withSockJS(); // registry.addEndpoint("/endpointChat").withSockJS();
} }
@Override @Override
public void configureMessageBroker(MessageBrokerRegistry registry) { public void configureMessageBroker(MessageBrokerRegistry registry) {//配置消息代理(message broker)
registry.enableSimpleBroker("/queue","/topic"); //2 registry.enableSimpleBroker("/topic"); //广播式应配置一个/topic 消息代理
// registry.enableSimpleBroker("/queue","/topic"); //2
} }
} }
...@@ -14,29 +14,31 @@ import java.security.Principal; ...@@ -14,29 +14,31 @@ import java.security.Principal;
/** /**
* Created by yangyibo on 16/12/29. * Created by yangyibo on 16/12/29.
*
*/ */
@Controller @Controller
public class WebSocketController { public class WebSocketController {
@MessageMapping("/welcome")
@SendTo("/topic/getResponse") @MessageMapping("/welcome")//浏览器发送请求通过@messageMapping 映射/welcome 这个地址。
@SendTo("/topic/getResponse")//服务器端有消息时,会订阅@SendTo 中的路径的浏览器发送消息。
public Response say(Message message) throws Exception { public Response say(Message message) throws Exception {
Thread.sleep(3000); Thread.sleep(1000);
return new Response("Welcome, " + message.getName() + "!"); return new Response("Welcome, " + message.getName() + "!");
} }
@Autowired // @Autowired
private SimpMessagingTemplate messagingTemplate;//1 // private SimpMessagingTemplate messagingTemplate;//1
//
@MessageMapping("/chat") // @MessageMapping("/chat")
public void handleChat(Principal principal, String msg) { //2 // public void handleChat(Principal principal, String msg) { //2
if (principal.getName().equals("wyf")) {//3 // if (principal.getName().equals("wyf")) {//3
messagingTemplate.convertAndSendToUser("wisely", // messagingTemplate.convertAndSendToUser("wisely",
"/queue/notifications", principal.getName() + "-send:" // "/queue/notifications", principal.getName() + "-send:"
+ msg); // + msg);
} else { // } else {
messagingTemplate.convertAndSendToUser("wyf", // messagingTemplate.convertAndSendToUser("wyf",
"/queue/notifications", principal.getName() + "-send:" // "/queue/notifications", principal.getName() + "-send:"
+ msg); // + msg);
} // }
} // }
} }
...@@ -32,12 +32,12 @@ ...@@ -32,12 +32,12 @@
} }
function connect() { function connect() {
var socket = new SockJS('/endpointWisely'); //1 var socket = new SockJS('/endpointWisely'); //链接SockJS 的endpoint 名称为"/endpointWisely"
stompClient = Stomp.over(socket); stompClient = Stomp.over(socket);//使用stomp子协议的WebSocket 客户端
stompClient.connect({}, function(frame) { stompClient.connect({}, function(frame) {//链接Web Socket的服务端。
setConnected(true); setConnected(true);
console.log('Connected: ' + frame); console.log('Connected: ' + frame);
stompClient.subscribe('/topic/getResponse', function(respnose){ //2 stompClient.subscribe('/topic/getResponse', function(respnose){ //订阅/topic/getResponse 目标发送的消息。这个是在控制器的@SendTo中定义的。
showResponse(JSON.parse(respnose.body).responseMessage); showResponse(JSON.parse(respnose.body).responseMessage);
}); });
}); });
...@@ -54,7 +54,7 @@ ...@@ -54,7 +54,7 @@
function sendName() { function sendName() {
var name = $('#name').val(); var name = $('#name').val();
//3 //通过stompClient.send 向/welcome 目标 发送消息,这个是在控制器的@messageMapping 中定义的。
stompClient.send("/welcome", {}, JSON.stringify({ 'name': name })); stompClient.send("/welcome", {}, JSON.stringify({ 'name': name }));
} }
......
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/* SockJS client, version 0.3.4, http://sockjs.org, MIT License
Copyright (c) 2011-2012 VMware, Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
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("+JSON.stringify([b.location.href,k,l])+")");return}d=new O,d._transport=new O[j](d,k,l);break;case"m":d._doSend(g);break;case"c":d&&d._doCleanup(),d=null}};c.attachMessage(e),N("s")};var P=function(a,b){var d=this;c.delay(function(){d.doXhr(a,b)})};P.prototype=new f(["finish"]),P.prototype.doXhr=function(a,b){var d=this,e=(new Date).getTime(),f=new b("GET",a+"/info"),g=c.delay(8e3,function(){f.ontimeout()});f.onfinish=function(a,b){clearTimeout(g),g=null;if(a===200){var c=(new Date).getTime()-e,f=JSON.parse(b);typeof f!="object"&&(f={}),d.emit("finish",f,c)}else d.emit("finish")},f.ontimeout=function(){f.close(),d.emit("finish")}};var Q=function(b){var d=this,e=function(){var a=new L;a.protocol="w-iframe-info-receiver";var c=function(b){if(typeof b=="string"&&b.substr(0,1)==="m"){var c=JSON.parse(b.substr(1)),e=c[0],f=c[1];d.emit("finish",e,f)}else d.emit("finish");a.doCleanup(),a=null},e={_options:{},_didClose:c,_didMessage:c};a.i_constructor(e,b,b)};a.body?e():c.attachEvent("load",e)};Q.prototype=new f(["finish"]);var R=function(){var a=this;c.delay(function(){a.emit("finish",{},2e3)})};R.prototype=new f(["finish"]);var S=function(a){if(c.isSameOriginUrl(a))return new P(a,c.XHRLocalObject);switch(c.isXHRCorsCapable()){case 1:return new P(a,c.XHRLocalObject);case 2:return new P(a,c.XDRObject);case 3:return new Q(a);default:return new R}},T=O["w-iframe-info-receiver"]=function(a,b,d){var e=new P(d,c.XHRLocalObject);e.onfinish=function(b,c){a._didMessage("m"+JSON.stringify([b,c])),a._didClose()}};T.prototype.doCleanup=function(){};var U=y["iframe-eventsource"]=function(){var a=this;a.protocol="w-iframe-eventsource",a.i_constructor.apply(a,arguments)};U.prototype=new L,U.enabled=function(){return"EventSource"in b&&L.enabled()},U.need_body=!0,U.roundTrips=3;var V=O["w-iframe-eventsource"]=function(a,b){this.run(a,b,"/eventsource",_,c.XHRLocalObject)};V.prototype=new G;var W=y["iframe-xhr-polling"]=function(){var a=this;a.protocol="w-iframe-xhr-polling",a.i_constructor.apply(a,arguments)};W.prototype=new L,W.enabled=function(){return b.XMLHttpRequest&&L.enabled()},W.need_body=!0,W.roundTrips=3;var X=O["w-iframe-xhr-polling"]=function(a,b){this.run(a,b,"/xhr",bd,c.XHRLocalObject)};X.prototype=new G;var Y=y["iframe-htmlfile"]=function(){var a=this;a.protocol="w-iframe-htmlfile",a.i_constructor.apply(a,arguments)};Y.prototype=new L,Y.enabled=function(){return L.enabled()},Y.need_body=!0,Y.roundTrips=3;var Z=O["w-iframe-htmlfile"]=function(a,b){this.run(a,b,"/htmlfile",bc,c.XHRLocalObject)};Z.prototype=new G;var $=function(a,b,c,d){var e=this;e.ri=a,e.Receiver=b,e.recv_url=c,e.AjaxObject=d,e._scheduleRecv()};$.prototype._scheduleRecv=function(){var a=this,b=a.poll=new a.Receiver(a.recv_url,a.AjaxObject),c=0;b.onmessage=function(b){c+=1,a.ri._didMessage(b.data)},b.onclose=function(c){a.poll=b=b.onmessage=b.onclose=null,a.poll_is_closing||(c.reason==="permanent"?a.ri._didClose(1006,"Polling error ("+c.reason+")"):a._scheduleRecv())}},$.prototype.abort=function(){var a=this;a.poll_is_closing=!0,a.poll&&a.poll.abort()};var _=function(a){var b=this,d=new EventSource(a);d.onmessage=function(a){b.dispatchEvent(new e("message",{data:unescape(a.data)}))},b.es_close=d.onerror=function(a,f){var g=f?"user":d.readyState!==2?"network":"permanent";b.es_close=d.onmessage=d.onerror=null,d.close(),d=null,c.delay(200,function(){b.dispatchEvent(new e("close",{reason:g}))})}};_.prototype=new d,_.prototype.abort=function(){var a=this;a.es_close&&a.es_close({},!0)};var ba,bb=function(){if(ba===undefined)if("ActiveXObject"in b)try{ba=!!(new ActiveXObject("htmlfile"))}catch(a){}else ba=!1;return ba},bc=function(a){var d=this;c.polluteGlobalNamespace(),d.id="a"+c.random_string(6,26),a+=(a.indexOf("?")===-1?"?":"&")+"c="+escape(h+"."+d.id);var f=bb()?c.createHtmlfile:c.createIframe,g;b[h][d.id]={start:function(){g.loaded()},message:function(a){d.dispatchEvent(new e("message",{data:a}))},stop:function(){d.iframe_close({},"network")}},d.iframe_close=function(a,c){g.cleanup(),d.iframe_close=g=null,delete b[h][d.id],d.dispatchEvent(new e("close",{reason:c}))},g=f(a,function(a){d.iframe_close({},"permanent")})};bc.prototype=new d,bc.prototype.abort=function(){var a=this;a.iframe_close&&a.iframe_close({},"user")};var bd=function(a,b){var c=this,d=0;c.xo=new b("POST",a,null),c.xo.onchunk=function(a,b){if(a!==200)return;for(;;){var f=b.slice(d),g=f.indexOf("\n");if(g===-1)break;d+=g+1;var h=f.slice(0,g);c.dispatchEvent(new e("message",{data:h}))}},c.xo.onfinish=function(a,b){c.xo.onchunk(a,b),c.xo=null;var d=a===200?"network":"permanent";c.dispatchEvent(new e("close",{reason:d}))}};return bd.prototype=new d,bd.prototype.abort=function(){var a=this;a.xo&&(a.xo.close(),a.dispatchEvent(new e("close",{reason:"user"})),a.xo=null)},y.getUtils=function(){return c},y.getIframeTransport=function(){return L},y}(),"_sockjs_onload"in window&&setTimeout(_sockjs_onload,1),typeof define=="function"&&define.amd&&define("sockjs",[],function(){return SockJS})
// Generated by CoffeeScript 1.7.1
/*
Stomp Over WebSocket http://www.jmesnil.net/stomp-websocket/doc/ | Apache License V2.0
Copyright (C) 2010-2013 [Jeff Mesnil](http://jmesnil.net/)
Copyright (C) 2012 [FuseSource, Inc.](http://fusesource.com)
*/
(function(){var t,e,n,i,r={}.hasOwnProperty,o=[].slice;t={LF:"\n",NULL:"\x00"};n=function(){var e;function n(t,e,n){this.command=t;this.headers=e!=null?e:{};this.body=n!=null?n:""}n.prototype.toString=function(){var e,i,o,s,u;e=[this.command];o=this.headers["content-length"]===false?true:false;if(o){delete this.headers["content-length"]}u=this.headers;for(i in u){if(!r.call(u,i))continue;s=u[i];e.push(""+i+":"+s)}if(this.body&&!o){e.push("content-length:"+n.sizeOfUTF8(this.body))}e.push(t.LF+this.body);return e.join(t.LF)};n.sizeOfUTF8=function(t){if(t){return encodeURI(t).match(/%..|./g).length}else{return 0}};e=function(e){var i,r,o,s,u,a,c,f,h,l,p,d,g,b,m,v,y;s=e.search(RegExp(""+t.LF+t.LF));u=e.substring(0,s).split(t.LF);o=u.shift();a={};d=function(t){return t.replace(/^\s+|\s+$/g,"")};v=u.reverse();for(g=0,m=v.length;g<m;g++){l=v[g];f=l.indexOf(":");a[d(l.substring(0,f))]=d(l.substring(f+1))}i="";p=s+2;if(a["content-length"]){h=parseInt(a["content-length"]);i=(""+e).substring(p,p+h)}else{r=null;for(c=b=p,y=e.length;p<=y?b<y:b>y;c=p<=y?++b:--b){r=e.charAt(c);if(r===t.NULL){break}i+=r}}return new n(o,a,i)};n.unmarshall=function(n){var i;return function(){var r,o,s,u;s=n.split(RegExp(""+t.NULL+t.LF+"*"));u=[];for(r=0,o=s.length;r<o;r++){i=s[r];if((i!=null?i.length:void 0)>0){u.push(e(i))}}return u}()};n.marshall=function(e,i,r){var o;o=new n(e,i,r);return o.toString()+t.NULL};return n}();e=function(){var e;function r(t){this.ws=t;this.ws.binaryType="arraybuffer";this.counter=0;this.connected=false;this.heartbeat={outgoing:1e4,incoming:1e4};this.maxWebSocketFrameSize=16*1024;this.subscriptions={}}r.prototype.debug=function(t){var e;return typeof window!=="undefined"&&window!==null?(e=window.console)!=null?e.log(t):void 0:void 0};e=function(){if(Date.now){return Date.now()}else{return(new Date).valueOf}};r.prototype._transmit=function(t,e,i){var r;r=n.marshall(t,e,i);if(typeof this.debug==="function"){this.debug(">>> "+r)}while(true){if(r.length>this.maxWebSocketFrameSize){this.ws.send(r.substring(0,this.maxWebSocketFrameSize));r=r.substring(this.maxWebSocketFrameSize);if(typeof this.debug==="function"){this.debug("remaining = "+r.length)}}else{return this.ws.send(r)}}};r.prototype._setupHeartbeat=function(n){var r,o,s,u,a,c;if((a=n.version)!==i.VERSIONS.V1_1&&a!==i.VERSIONS.V1_2){return}c=function(){var t,e,i,r;i=n["heart-beat"].split(",");r=[];for(t=0,e=i.length;t<e;t++){u=i[t];r.push(parseInt(u))}return r}(),o=c[0],r=c[1];if(!(this.heartbeat.outgoing===0||r===0)){s=Math.max(this.heartbeat.outgoing,r);if(typeof this.debug==="function"){this.debug("send PING every "+s+"ms")}this.pinger=i.setInterval(s,function(e){return function(){e.ws.send(t.LF);return typeof e.debug==="function"?e.debug(">>> PING"):void 0}}(this))}if(!(this.heartbeat.incoming===0||o===0)){s=Math.max(this.heartbeat.incoming,o);if(typeof this.debug==="function"){this.debug("check PONG every "+s+"ms")}return this.ponger=i.setInterval(s,function(t){return function(){var n;n=e()-t.serverActivity;if(n>s*2){if(typeof t.debug==="function"){t.debug("did not receive server activity for the last "+n+"ms")}return t.ws.close()}}}(this))}};r.prototype._parseConnect=function(){var t,e,n,i;t=1<=arguments.length?o.call(arguments,0):[];i={};switch(t.length){case 2:i=t[0],e=t[1];break;case 3:if(t[1]instanceof Function){i=t[0],e=t[1],n=t[2]}else{i.login=t[0],i.passcode=t[1],e=t[2]}break;case 4:i.login=t[0],i.passcode=t[1],e=t[2],n=t[3];break;default:i.login=t[0],i.passcode=t[1],e=t[2],n=t[3],i.host=t[4]}return[i,e,n]};r.prototype.connect=function(){var r,s,u,a;r=1<=arguments.length?o.call(arguments,0):[];a=this._parseConnect.apply(this,r);u=a[0],this.connectCallback=a[1],s=a[2];if(typeof this.debug==="function"){this.debug("Opening Web Socket...")}this.ws.onmessage=function(i){return function(r){var o,u,a,c,f,h,l,p,d,g,b,m;c=typeof ArrayBuffer!=="undefined"&&r.data instanceof ArrayBuffer?(o=new Uint8Array(r.data),typeof i.debug==="function"?i.debug("--- got data length: "+o.length):void 0,function(){var t,e,n;n=[];for(t=0,e=o.length;t<e;t++){u=o[t];n.push(String.fromCharCode(u))}return n}().join("")):r.data;i.serverActivity=e();if(c===t.LF){if(typeof i.debug==="function"){i.debug("<<< PONG")}return}if(typeof i.debug==="function"){i.debug("<<< "+c)}b=n.unmarshall(c);m=[];for(d=0,g=b.length;d<g;d++){f=b[d];switch(f.command){case"CONNECTED":if(typeof i.debug==="function"){i.debug("connected to server "+f.headers.server)}i.connected=true;i._setupHeartbeat(f.headers);m.push(typeof i.connectCallback==="function"?i.connectCallback(f):void 0);break;case"MESSAGE":p=f.headers.subscription;l=i.subscriptions[p]||i.onreceive;if(l){a=i;h=f.headers["message-id"];f.ack=function(t){if(t==null){t={}}return a.ack(h,p,t)};f.nack=function(t){if(t==null){t={}}return a.nack(h,p,t)};m.push(l(f))}else{m.push(typeof i.debug==="function"?i.debug("Unhandled received MESSAGE: "+f):void 0)}break;case"RECEIPT":m.push(typeof i.onreceipt==="function"?i.onreceipt(f):void 0);break;case"ERROR":m.push(typeof s==="function"?s(f):void 0);break;default:m.push(typeof i.debug==="function"?i.debug("Unhandled frame: "+f):void 0)}}return m}}(this);this.ws.onclose=function(t){return function(){var e;e="Whoops! Lost connection to "+t.ws.url;if(typeof t.debug==="function"){t.debug(e)}t._cleanUp();return typeof s==="function"?s(e):void 0}}(this);return this.ws.onopen=function(t){return function(){if(typeof t.debug==="function"){t.debug("Web Socket Opened...")}u["accept-version"]=i.VERSIONS.supportedVersions();u["heart-beat"]=[t.heartbeat.outgoing,t.heartbeat.incoming].join(",");return t._transmit("CONNECT",u)}}(this)};r.prototype.disconnect=function(t,e){if(e==null){e={}}this._transmit("DISCONNECT",e);this.ws.onclose=null;this.ws.close();this._cleanUp();return typeof t==="function"?t():void 0};r.prototype._cleanUp=function(){this.connected=false;if(this.pinger){i.clearInterval(this.pinger)}if(this.ponger){return i.clearInterval(this.ponger)}};r.prototype.send=function(t,e,n){if(e==null){e={}}if(n==null){n=""}e.destination=t;return this._transmit("SEND",e,n)};r.prototype.subscribe=function(t,e,n){var i;if(n==null){n={}}if(!n.id){n.id="sub-"+this.counter++}n.destination=t;this.subscriptions[n.id]=e;this._transmit("SUBSCRIBE",n);i=this;return{id:n.id,unsubscribe:function(){return i.unsubscribe(n.id)}}};r.prototype.unsubscribe=function(t){delete this.subscriptions[t];return this._transmit("UNSUBSCRIBE",{id:t})};r.prototype.begin=function(t){var e,n;n=t||"tx-"+this.counter++;this._transmit("BEGIN",{transaction:n});e=this;return{id:n,commit:function(){return e.commit(n)},abort:function(){return e.abort(n)}}};r.prototype.commit=function(t){return this._transmit("COMMIT",{transaction:t})};r.prototype.abort=function(t){return this._transmit("ABORT",{transaction:t})};r.prototype.ack=function(t,e,n){if(n==null){n={}}n["message-id"]=t;n.subscription=e;return this._transmit("ACK",n)};r.prototype.nack=function(t,e,n){if(n==null){n={}}n["message-id"]=t;n.subscription=e;return this._transmit("NACK",n)};return r}();i={VERSIONS:{V1_0:"1.0",V1_1:"1.1",V1_2:"1.2",supportedVersions:function(){return"1.1,1.0"}},client:function(t,n){var r,o;if(n==null){n=["v10.stomp","v11.stomp"]}r=i.WebSocketClass||WebSocket;o=new r(t,n);return new e(o)},over:function(t){return new e(t)},Frame:n};if(typeof exports!=="undefined"&&exports!==null){exports.Stomp=i}if(typeof window!=="undefined"&&window!==null){i.setInterval=function(t,e){return window.setInterval(e,t)};i.clearInterval=function(t){return window.clearInterval(t)};window.Stomp=i}else if(!exports){self.Stomp=i}}).call(this);
\ No newline at end of file
<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
<meta charset="UTF-8" />
<title>Spring Boot+WebSocket+广播式</title>
</head>
<body onload="disconnect()">
<noscript><h2 style="color: #ff0000">貌似你的浏览器不支持websocket</h2></noscript>
<div>
<div>
<button id="connect" onclick="connect();">连接</button>
<button id="disconnect" disabled="disabled" onclick="disconnect();">断开连接</button>
</div>
<div id="conversationDiv">
<label>输入你的名字</label><input type="text" id="name" />
<button id="sendName" onclick="sendName();">发送</button>
<p id="response"></p>
</div>
</div>
<script th:src="@{sockjs.min.js}"></script>
<script th:src="@{stomp.min.js}"></script>
<script th:src="@{jquery.js}"></script>
<script type="text/javascript">
var stompClient = null;
function setConnected(connected) {
document.getElementById('connect').disabled = connected;
document.getElementById('disconnect').disabled = !connected;
document.getElementById('conversationDiv').style.visibility = connected ? 'visible' : 'hidden';
$('#response').html();
}
function connect() {
var socket = new SockJS('/endpointWisely'); //链接SockJS 的endpoint 名称为"/endpointWisely"
stompClient = Stomp.over(socket);//使用stomp子协议的WebSocket 客户端
stompClient.connect({}, function(frame) {//链接Web Socket的服务端。
setConnected(true);
console.log('Connected: ' + frame);
stompClient.subscribe('/topic/getResponse', function(respnose){ //订阅/topic/getResponse 目标发送的消息。这个是在控制器的@SendTo中定义的。
showResponse(JSON.parse(respnose.body).responseMessage);
});
});
}
function disconnect() {
if (stompClient != null) {
stompClient.disconnect();
}
setConnected(false);
console.log("Disconnected");
}
function sendName() {
var name = $('#name').val();
//通过stompClient.send 向/welcome 目标 发送消息,这个是在控制器的@messageMapping 中定义的。
stompClient.send("/welcome", {}, JSON.stringify({ 'name': name }));
}
function showResponse(message) {
var response = $("#response");
response.html(message);
}
</script>
</body>
</html>
\ No newline at end of file
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