JSONMessage

Overview

Implements JSON-RPC protocol. Data values are encoded in JSON format, binary streams are base64-encoded. Requires WrapResult option set to true at the server side.

Usage example

var channel = new RemObjects.SDK.HTTPClientChannel("http://" + window.location.host + "/JSON");
var message = new RemObjects.SDK.JSONMessage();
var service = new RemObjects.SDK.RemoteService(channel, message, "DASampleService");

Location

RemObjectsSDK.js

Instance Methods


constructor JSONMessage

Creates an instance.

function constructor JSONMessage()

constructor Message    (declared in Message)

No need to create an instance of abstract class.

function constructor Message()

clone

Returns new message object with the same ClienID.

function clone()

finalize

Finishes writing the data. Usually called by auto-generated code.

function finalize()

getClientID

Returns client id that identifies session on the server. Client id could be stored in some kind of persistent storage (like browser cookies) to be used after page reload.

function getClientID()

getErrorMessage

Returns error message as a string. Use it in the service methods error handler. See ClientChannel.dispatch.

function getErrorMessage()

initialize

Starts writing the data. Usually called by auto-generated code.

function initialize(aServiceName, aMethodName, aMessageType)

Parameters:

  • aServiceName: string
  • aMethodName: string
  • aMessageType: number (RemObjects.SDK.Enum.MessageType)

read

Reads value from the data stream.

function read(aName, aType)

Parameters:

  • aName: string
  • aType: string

requestStream

Data stream to be sent to the server.

function requestStream()

setClientID

Sets ClientID.

var message = new RemObjects.SDK.JSONMessage();
message.setClientID(getCookie("MyAppClientID"));
function setClientID(aValue)

Parameters:

  • aValue: string

write

Writes a value to the data stream.

function write(aName, aType, aValue)

Parameters:

  • aName: string
  • aType: string
  • aValue: object