BiometricManager Class
Definition
Important
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A class that contains biometric utilities.
[Android.Runtime.Register("android/hardware/biometrics/BiometricManager", ApiSince=29, DoNotGenerateAcw=true)]
public class BiometricManager : Java.Lang.Object[<Android.Runtime.Register("android/hardware/biometrics/BiometricManager", ApiSince=29, DoNotGenerateAcw=true)>]
type BiometricManager = class
inherit Object- Inheritance
- Attributes
Remarks
A class that contains biometric utilities. For authentication, see BiometricPrompt.
Java documentation for android.hardware.biometrics.BiometricManager.
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.
Constructors
| BiometricManager(IntPtr, JniHandleOwnership) |
Fields
| BiometricErrorHwUnavailable |
Obsolete.
The hardware is unavailable. |
| BiometricErrorNoHardware |
Obsolete.
There is no biometric hardware. |
| BiometricErrorNoneEnrolled |
Obsolete.
The user does not have any biometrics enrolled. |
| BiometricErrorSecurityUpdateRequired |
Obsolete.
A security vulnerability has been discovered and the sensor is unavailable until a security update has addressed this issue. |
| BiometricSuccess |
Obsolete.
No error detected. |
Properties
| Class |
Returns the runtime class of this |
| Handle |
The handle to the underlying Android instance. (Inherited from Object) |
| JniIdentityHashCode | (Inherited from Object) |
| JniPeerMembers | |
| PeerReference | (Inherited from Object) |
| ThresholdClass | |
| ThresholdType | |
Methods
| CanAuthenticate() |
Determine if biometrics can be used. |
| CanAuthenticate(Int32) |
Determine if any of the provided authenticators can be used. |
| Clone() |
Creates and returns a copy of this object. (Inherited from Object) |
| Dispose() | (Inherited from Object) |
| Dispose(Boolean) | (Inherited from Object) |
| Equals(Object) |
Indicates whether some other object is "equal to" this one. (Inherited from Object) |
| GetHashCode() |
Returns a hash code value for the object. (Inherited from Object) |
| GetStrings(Int32) |
Produces an instance of the |
| JavaFinalize() |
Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. (Inherited from Object) |
| Notify() |
Wakes up a single thread that is waiting on this object's monitor. (Inherited from Object) |
| NotifyAll() |
Wakes up all threads that are waiting on this object's monitor. (Inherited from Object) |
| SetHandle(IntPtr, JniHandleOwnership) |
Sets the Handle property. (Inherited from Object) |
| ToArray<T>() | (Inherited from Object) |
| ToString() |
Returns a string representation of the object. (Inherited from Object) |
| UnregisterFromRuntime() | (Inherited from Object) |
| Wait() |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>. (Inherited from Object) |
| Wait(Int64) |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>, or until a certain amount of real time has elapsed. (Inherited from Object) |
| Wait(Int64, Int32) |
Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>, or until a certain amount of real time has elapsed. (Inherited from Object) |
Explicit Interface Implementations
| IJavaPeerable.Disposed() | (Inherited from Object) |
| IJavaPeerable.DisposeUnlessReferenced() | (Inherited from Object) |
| IJavaPeerable.Finalized() | (Inherited from Object) |
| IJavaPeerable.JniManagedPeerState | (Inherited from Object) |
| IJavaPeerable.SetJniIdentityHashCode(Int32) | (Inherited from Object) |
| IJavaPeerable.SetJniManagedPeerState(JniManagedPeerStates) | (Inherited from Object) |
| IJavaPeerable.SetPeerReference(JniObjectReference) | (Inherited from Object) |
Extension Methods
| JavaCast<TResult>(IJavaObject) |
Performs an Android runtime-checked type conversion. |
| JavaCast<TResult>(IJavaObject) | |
| GetJniTypeName(IJavaPeerable) | |