how to add the json data from the simple local .json file in sapui5 ?

step 1: create a folder on web content ..such that webcontent/yourjsonfile/kkk.json

Step2:

in your controller oninit()

just add the 

var oBusy = new sap.m.BusyDialog();

var oModel = new sap.ui.model.json.JSONModel();

oModel.attachRequestSent(function() {

oBusy.open();

});

oModel.loadData("myfoldername/kkk.json");

oModel.attachRequestCompleted(function() {

oBusy.close();

});

// oModel.setData(mData);

this.getView().setModel(oModel);

step 3:

<Table id="table" items="{/ProductCollection}" mode="Delete" delete="odelete">

<columns>

<Column>

<Text class="firstname_class" text="First Name" />

</Column>

<Column>

<Text class="lastname_class" text="Last Name" />

</Column>

</columns>

<items>

<ColumnListItem id="list">

<cells class="cellclassdata">

<Link id="link" text="{Category}" press="handlePress" />

</cells>

<cells>

<Text class="shipcity_class" text="{Category}" />

</cells>

</ColumnListItem>

</items>

</Table>

step4:

sample kkk.json 

{

"ProductCollection": [

{

"ProductId": "1239102",

"Name": "Power Projector 4713",

"Category": "Projector",

"SupplierName": "Titanium",

"Description": "A very powerful projector with special features for Internet usability, USB",

"WeightMeasure": 1467,

"WeightUnit": "g",

"Price": 856.49,

"CurrencyCode": "EUR",

"Status": "Available",

"Quantity": 3,

"UoM": "PC",

"Width": 51,

"Depth": 42,

"Height": 18,

"DimUnit": "cm",

"ProductPicUrl": "https://openui5.hana.ondemand.com/test-resources/sap/ui/demokit/explored/img/HT-6100.jpg"

},

{

"ProductId": "2212-121-828",

"Name": "Gladiator MX",

"Category": "Graphics Card",

"SupplierName": "Technocom",

"Description": "Gladiator MX: DDR2 RoHS 128MB Supporting 512MB Clock rate: 350 MHz Memory Clock: 533 MHz, Bus Type: PCI-Express, Memory Type: DDR2 Memory Bus: 32-bit Highlighted Features: DVI Out, TV Out , HDTV",

"WeightMeasure": 321,

"WeightUnit": "g",

"Price": 81.7,

"CurrencyCode": "EUR",

"Status": "Discontinued",

"Quantity": 10,

"UoM": "PC",

"Width": 34,

"Depth": 14,

"Height": 2,

"DimUnit": "cm",

"ProductPicUrl": "https://openui5.hana.ondemand.com/test-resources/sap/ui/demokit/explored/img/HT-1071.jpg"

}

]

}