*<!DOCTYPE html>*
*<html>*
*<head>*
*<meta charset="ISO-8859-1">*
*<title>Insert title here</title>*
*</head>*
*<script type="text/javascript"
src="https://www.google.com/jsapi";></script>*
*<script
src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js";></script>*
*<script>*
*google.load('visualization', '1', {'packages':['corechart']});*
*// Set a callback to run when the Google Visualization API is loaded.*
*google.setOnLoadCallback(drawChart);*
*function drawChart() {*
* var jsonData = $.ajax({*
* url:
"http://127.0.0.1:9001/jolokia/read/MineStar:type=Speedometer,name=Statistics/*",*
* dataType:"json",*
* async: false*
* }).responseText;*
* var parsed = JSON.parse(jsonData);*
* var arr = [];*
* for(var x in parsed){*
* arr.push(parsed[x]);*
* }*
* // Create our data table out of JSON data loaded from server.*
* var size = 0;*
* for(var sizeCount in arr[3]){*
* size++;*
* }*
* var dataArray = new Array(size+1);*
* dataArray[3] = new Array();*
* dataArray[3][0] = 'EPM';*
* dataArray[3][1] = 'Buffered';*
* dataArray[3][2] = 'ThreadCount';*
* //dataArray[0][2] = {type:'string', role:'tooltip'};*
* var i = 3; *
* while(i < size+1){*
* dataArray[i] = new Array();*
* //dataArray[i][1] = (jsonObj[i].siteIndicatorColor);*
* dataArray[i][0] =(arr[i].EPM);*
* dataArray[i][1] = (arr[i].Buffered);*
* dataArray[i][2] = (arr[i].ThreadCount);*
* i++;*
* }*
* var data = new google.visualization.arrayToDataTable(dataArray);*
* var chart = new
google.visualization.DataTable(document.getElementById('chart_div'));*
* chart.draw(data, {width: 400, height: 240});*
*}*
*</script>*
*<body>*
*<div id="chart_div"></div>*
*</body>*
*</html>*
I have written this code. But its not working. It is saying as :* Uncaught
TypeError: Array.prototype.map called on null or undefined *
On Tuesday, September 30, 2014 11:50:33 AM UTC+5:30, [email protected]
wrote:
>
> I have a json format data. But I need to parse only "value" data from it
> and show it in google visualisation api. How can I achieve this.
>
>
>
>
> Consider the following JSON data:
>
> {
> timestamp: 1412048041,
> status: 200,
>
> request: {
> mbean: "MineStar:name=Statistics,type=Speedometer",
> type: "read"
> },
> value: {
> EPM: 1,
> Buffered: 0,
> ThreadCount: 142
> }}
>
> I have used jolokia jar to convert my jmx beans to json data.
>
> How can I parse only "value" to a UI using google visualisation api?
>
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