rocketmq.html
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<!DOCTYPE HTML>
<html xmlns:th="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<title></title>
<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.0/jquery.js"></script>
</head>
<body th:style="${'background-color:' + backgroundColor }">
<div style="margin: 30px auto 0 30px;">
<div id="RocketMQSection">
<label>RocketMQ 削峰填谷场景：</label>
<br>
<label>被点赞的商品ID</label>
<input id="itemId" style="width: 200px;height: 20px;" value="1">
<br>
<button class="btnStart">开始调用</button>
</div>
<div id="rocketmqResultSection" style="margin-top: 30px; border-top: 1px solid #eaeaea;">
</div>
</div>
<script charset="utf-8">
var urlPrefix = window.location.protocol + '//' + window.location.hostname;
var count = 0;
window.onload = function () {
const timeId = setInterval(function () {
if (count == 1000) {
console.log("终止轮询")
clearInterval(timeId)
}
queryRes()
}, 500)
function queryRes() {
$.ajax({
url: urlPrefix+":30010/praise/query",
type: "get",
dataType: "json",
data: "itemId=" + $('#itemId').val(),
success: function (res) {
console.log("准备查询，此时count=" + count)
$('#rocketmqResultSection').append(`<p> [${getDateTime()}] 点赞数： ${res} </p>`);
}
})
}
}
$('.btnStart').click(() => {
var itemId = $('#itemId').val();
$('#rocketmqResultSection').empty();
for (let i = 0; i < 1000; i++) {
$.ajax({
url: urlPrefix+":30010/praise/rocketmq",
type: "get",
dataType: "json",
data: "itemId=" + itemId,
success: function () {
console.log("点赞成功，更新count")
count++;
}
});
}
});
const getDateTime = () => {
const myDate = new Date;
const year = myDate.getFullYear();
const month = myDate.getMonth() + 1;
const date = myDate.getDate();
const hours = myDate.getHours();
const minutes = myDate.getMinutes();
const seconds = myDate.getSeconds();
return `${year}-${month}-${date} ${hours}:${minutes}:${seconds}`;
};
</script>
</body>
</html>