Generate JSON in Salesforce
I explore about JSON for generating pie chart in the site.I try this simple one, with hardcoded data.
1) Apex controller
2) Visual force page
Finally the output,this is how the JSON page will look like
Requirement:
1)Apex Controller to prepare the data
2)Visual force page to display the data in JSON
1) Apex controller
public class PieController { public String jsonString {get;set;} //Constructor public PieController () { jsonString = prepareData(); } //Temp Method to prepare the Data private String prepareData() { List<CompanyDetail > dtlObj = new List<CompanyDetail >(); CompanyDetail c1 =new CompanyDetail('1','Samson',30); CompanyDetail c2=new CompanyDetail('2','Targus',35); CompanyDetail c3=new CompanyDetail('3','Swan',60); CompanyDetail c4=new CompanyDetail('4', 'Filla',30); dtlObj.add(c1); dtlObj.add(c2); dtlObj.add(c3); dtlObj.add(c4); return JSON.serialize(dtlObj); } public class CompanyDetail { public String Name {get;set;} public Decimal share {get;set;} public String Id {get;set;} public CompanyDetail(String id,String Name,Decimal share){ this.Name=name; this.Id=id; this.share=share; } } }
2) Visual force page
<apex:page contenttype="application/x-JavaScript; charset=utf-8" controller="PieController" showheader="false" sidebar="false" standardstylesheets="false"> {!jsonString} </apex:page>
[{"share":30,"Name":"Samson","Id":"1"},{"share":35,"Name":"Targus","Id":"2"},{"share":60,"Name":"Swan","Id":"3"},{"share":30,"Name":"Filla","Id":"4"}]
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