driverId

• Each driver using the application needs a unique Id. This same Id will be used in Fairmatic driver analytics services like the dashboard and API. The driver Id may be upto 64 characters long. Additionally, the driver Id needs to be websafe. You can use com.fairmatic.sdk.Fairmatic.isValidInputParameter to validate the driver Id. Passing an invalid id will cause the Fairmatic SDK setup to fail. This cannot be null.The driver id for this driver. This cannot be null.

Throws: NullPointerException - if sdkKey or driverId is null.