core/androidx.core.hardware.fingerprint/FingerprintManagerCompat

FingerprintManagerCompat

@RestrictTo(value = RestrictTo.Scope.LIBRARY_GROUP_PREFIX)

open class ~~FingerprintManagerCompat~~(source)

Deprecated

Use androidx.biometrics.BiometricPrompt instead.

A class that coordinates access to the fingerprint hardware.

On platforms before M, this class behaves as there would be no fingerprint hardware available.

Types

AuthenticationCallback

abstract class AuthenticationCallback

Callback structure provided to authenticate.

AuthenticationResult

class AuthenticationResult

Container for callback data from authenticate.

open class CryptoObject

A wrapper class for the crypto objects supported by FingerprintManager.

Functions

@RequiresPermission(value = Manifest.permission.USE_FINGERPRINT)

open fun authenticate(@Nullable crypto: FingerprintManagerCompat.CryptoObject, flags: Int, @Nullable cancel: CancellationSignal, @NonNull callback: FingerprintManagerCompat.AuthenticationCallback, @Nullable handler: Handler)

@RestrictTo(value = RestrictTo.Scope.LIBRARY_GROUP_PREFIX)

@RequiresPermission(value = Manifest.permission.USE_FINGERPRINT)

open fun ~~authenticate~~(@Nullable crypto: FingerprintManagerCompat.CryptoObject, flags: Int, @Nullable cancel: CancellationSignal, @NonNull callback: FingerprintManagerCompat.AuthenticationCallback, @Nullable handler: Handler)

Request authentication of a crypto object.

open fun from(@NonNull context: Context): FingerprintManagerCompat

Get a FingerprintManagerCompat instance for a provided context.

hasEnrolledFingerprints

@RequiresPermission(value = Manifest.permission.USE_FINGERPRINT)

open fun hasEnrolledFingerprints(): Boolean

Determine if there is at least one fingerprint enrolled.

isHardwareDetected

@RequiresPermission(value = Manifest.permission.USE_FINGERPRINT)

open fun isHardwareDetected(): Boolean

Determine if fingerprint hardware is present and functional.