AcknowledgePurchaseResponseListener (Appstore Billing Compatibility 4.0.0 API)

```
public interface AcknowledgePurchaseResponseListener
```
Listener for the result of an acknowledge purchase request.

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`onAcknowledgePurchaseResponse(BillingResult billingResult)` Called to notify that an acknowledge purchase operation has finished.

Interface AcknowledgePurchaseResponseListener