CoroutineAuthPromptCallback.kt
/*
* Copyright 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package androidx.biometric.auth
import androidx.biometric.BiometricPrompt.AuthenticationResult
import androidx.fragment.app.FragmentActivity
import kotlinx.coroutines.CancellableContinuation
import kotlin.coroutines.resumeWithException
/**
* Implementation of [AuthPromptCallback] used to transform callback results for coroutine APIs.
*/
internal class CoroutineAuthPromptCallback(
private val continuation: CancellableContinuation<AuthenticationResult>
) : AuthPromptCallback() {
override fun onAuthenticationError(
activity: FragmentActivity?,
errorCode: Int,
errString: CharSequence
) {
continuation.resumeWithException(AuthPromptErrorException(errorCode, errString))
}
override fun onAuthenticationSucceeded(
activity: FragmentActivity?,
result: AuthenticationResult
) {
continuation.resumeWith(Result.success(result))
}
override fun onAuthenticationFailed(activity: FragmentActivity?) {
continuation.resumeWithException(AuthPromptFailureException())
}
}