我正在尝试为我的应用程序创建一个身份验证系统。当我编译代码时,Android Studio抛出以下错误
java.lang.NoSuchMethodError: No virtual method setDeviceCredentialAllowed(Z)Landroid/hardware/biometrics/BiometricPrompt$Builder; in class Landroid/hardware/biometrics/BiometricPrompt$Builder; or its super classes (declaration of 'android.hardware.biometrics.BiometricPrompt$Builder' appears in /system/framework/framework.jar)我遵循了一些其他可能的解决方案,例如Invalidating Caches and Restarting my Android Studio,但它没有解决问题
我正在使用androidx.biometric:biometric:1.0.0-alpha03
KeyguardManager keyguardManager = (KeyguardManager) getApplication().getSystemService(KEYGUARD_SERVICE);
if(keyguardManager.isKeyguardSecure()){
Toast.makeText(this,"Using keyguard",Toast.LENGTH_SHORT).show();
Builder biometricPromptBuilder = new Builder(this);
biometricPromptBuilder.setTitle("Title");
biometricPromptBuilder.setSubtitle("Subtitle");
biometricPromptBuilder.setDescription("Discription");
biometricPromptBuilder.setNegativeButton("Cancel", newExecutor, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
}
});
biometricPromptBuilder.setDeviceCredentialAllowed(true);
android.hardware.biometrics.BiometricPrompt biometricPrompt = biometricPromptBuilder.build();
CancellationSignal cancellationSignal = new CancellationSignal();
biometricPrompt.authenticate(cancellationSignal, newExecutor, new android.hardware.biometrics.BiometricPrompt.AuthenticationCallback() {
@Override
public void onAuthenticationError(int errorCode, CharSequence errString) {
super.onAuthenticationError(errorCode, errString);
}
@Override
public void onAuthenticationHelp(int helpCode, CharSequence helpString) {
super.onAuthenticationHelp(helpCode, helpString);
}
@Override
public void onAuthenticationSucceeded(android.hardware.biometrics.BiometricPrompt.AuthenticationResult result) {
super.onAuthenticationSucceeded(result);
}
@Override
public void onAuthenticationFailed() {
super.onAuthenticationFailed();
}
});
}
}预期的输出应该是应用程序的成功编译
发布于 2019-10-07 23:31:36
androidx API在beta01中是released,而框架(android.hardware.biometrics) API是在29中发布的。
编辑:只需重新阅读您的帖子,您使用的是框架版本的API。您的目标API级别是多少?该框架的版本只有29+可用。您应该考虑使用androidx.biometric版本的API。
https://stackoverflow.com/questions/58219449
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