Canvas Developer Guide

Introducing Canvas
Quick Start
Quick Start—Advanced
Canvas SDK
Canvas Apps and Visualforce Pages
Lightning Component Code Examples
Canvas Apps in a Page Layout or a Mobile Card
Canvas Apps in the Publisher
Canvas Apps in the Chatter Feed
Canvas in the Salesforce Mobile App
Customizing Your App Lifecycle
Objects
CanvasRequest
Controller
SignedRequest
Canvas Limits
PDF

Note: This release is in preview. Features described here don’t become generally available until the latest general availability date that Salesforce announces for this release. Before then, and where features are noted as beta, pilot, or developer preview, we can’t guarantee general availability within any particular time frame or at all. Make your purchase decisions only on the basis of generally available products and features.

SignedRequest

Canvas provides a SignedRequest object that has methods you can use to work with signed requests.

Method Signature Description
verifyAndDecode public static CanvasRequest verifyAndDecode(String input, String secret) throws SecurityException Used to verify and decode a signed request; returns a CanvasRequest Java object.
verifyAndDecodeAsJson public static String verifyAndDecodeAsJson(String input, String secret) throws SecurityException Used to verify and decode a signed request; returns the CanvasRequest data in a JSON string.