com.thalesgroup.gemalto.d1.d1pay

Interface DeviceAuthenticationCallback

public interface DeviceAuthenticationCallback

Callback to update the status of the user authentication (e.g. during a payment process)

Since:

2.0.0

Method Summary

Modifier and Type	Method and Description
void	onError(int fpErrorCode) Only applicable for biometric/bio-fingerprint.
void	onFailed() User authentication failed.
void	onHelp(int fpCode, CharSequence detail) Only applicable for biometric/bio-fingerprint.
void	onSuccess() User is authenticated, process will continue next step

Method Detail

onSuccess

void onSuccess()

User is authenticated, process will continue next step

onFailed

void onFailed()

User authentication failed.

Application should handle accordingly example if biometric/bio-fingerprint failed, app can suggest user to fallback to use keyguard

onError

void onError(int fpErrorCode)

Only applicable for biometric/bio-fingerprint.

System returned error while doing user authenticate e.g. user touch wrong finger. Application is suggested to fallback to use keyguard to authenticate the user.

Parameters:

fpErrorCode - The system biometric/bio-fingerprint error.

See Also:

BiometricPrompt.AuthenticationCallback, Biometric prompt error codes

onHelp

void onHelp(int fpCode,
            @NonNull
            CharSequence detail)

Only applicable for biometric/bio-fingerprint.

This API is called whenever a recoverable error occurred during the authentication process. The end-user is expected to try again or application to trigger the Keyguard fallback.

Parameters:

fpCode - The help code

detail - The help message detail

See Also:

BiometricPrompt.AuthenticationCallback, Biometric prompt help codes