| /* |
| * Copyright (C) 2016 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 com.android.systemui; |
| |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.hardware.biometrics.BiometricConstants; |
| import android.hardware.biometrics.BiometricSourceType; |
| import android.os.Build; |
| import android.provider.DeviceConfig; |
| |
| import androidx.annotation.NonNull; |
| |
| import com.android.internal.util.LatencyTracker; |
| import com.android.keyguard.KeyguardUpdateMonitor; |
| import com.android.systemui.broadcast.BroadcastDispatcher; |
| import com.android.systemui.dagger.SysUISingleton; |
| import com.android.systemui.dagger.qualifiers.Main; |
| import com.android.systemui.statusbar.phone.BiometricUnlockController; |
| import com.android.systemui.util.DeviceConfigProxy; |
| import com.android.systemui.util.concurrency.DelayableExecutor; |
| |
| import java.io.PrintWriter; |
| |
| import javax.inject.Inject; |
| |
| /** |
| * Class that only runs on debuggable builds with the LatencyTracker setting enabled |
| * that listens to broadcasts that simulate actions in the |
| * system that are used for testing the latency. |
| */ |
| @SysUISingleton |
| public class LatencyTester extends CoreStartable { |
| private static final boolean DEFAULT_ENABLED = Build.IS_ENG; |
| private static final String |
| ACTION_FINGERPRINT_WAKE = |
| "com.android.systemui.latency.ACTION_FINGERPRINT_WAKE"; |
| private static final String |
| ACTION_FACE_WAKE = |
| "com.android.systemui.latency.ACTION_FACE_WAKE"; |
| private final BiometricUnlockController mBiometricUnlockController; |
| private final BroadcastDispatcher mBroadcastDispatcher; |
| private final DeviceConfigProxy mDeviceConfigProxy; |
| |
| private boolean mEnabled; |
| |
| @Inject |
| public LatencyTester( |
| Context context, |
| BiometricUnlockController biometricUnlockController, |
| BroadcastDispatcher broadcastDispatcher, |
| DeviceConfigProxy deviceConfigProxy, |
| @Main DelayableExecutor mainExecutor |
| ) { |
| super(context); |
| mBiometricUnlockController = biometricUnlockController; |
| mBroadcastDispatcher = broadcastDispatcher; |
| mDeviceConfigProxy = deviceConfigProxy; |
| |
| updateEnabled(); |
| mDeviceConfigProxy.addOnPropertiesChangedListener(DeviceConfig.NAMESPACE_LATENCY_TRACKER, |
| mainExecutor, properties -> updateEnabled()); |
| } |
| |
| @Override |
| public void start() { |
| registerForBroadcasts(mEnabled); |
| } |
| |
| private void fakeWakeAndUnlock(BiometricSourceType type) { |
| if (!mEnabled) { |
| return; |
| } |
| mBiometricUnlockController.onBiometricAcquired(type, |
| BiometricConstants.BIOMETRIC_ACQUIRED_GOOD); |
| mBiometricUnlockController.onBiometricAuthenticated( |
| KeyguardUpdateMonitor.getCurrentUser(), type, true /* isStrongBiometric */); |
| } |
| |
| private void registerForBroadcasts(boolean register) { |
| if (register) { |
| IntentFilter filter = new IntentFilter(); |
| filter.addAction(ACTION_FINGERPRINT_WAKE); |
| filter.addAction(ACTION_FACE_WAKE); |
| mBroadcastDispatcher.registerReceiver(mBroadcastReceiver, filter); |
| } else { |
| mBroadcastDispatcher.unregisterReceiver(mBroadcastReceiver); |
| } |
| } |
| |
| private void updateEnabled() { |
| boolean wasEnabled = mEnabled; |
| mEnabled = Build.IS_DEBUGGABLE |
| && mDeviceConfigProxy.getBoolean(DeviceConfig.NAMESPACE_LATENCY_TRACKER, |
| LatencyTracker.SETTINGS_ENABLED_KEY, DEFAULT_ENABLED); |
| if (mEnabled != wasEnabled) { |
| registerForBroadcasts(mEnabled); |
| } |
| } |
| |
| @Override |
| public void dump(@NonNull PrintWriter pw, @NonNull String[] args) { |
| pw.println("mEnabled=" + mEnabled); |
| } |
| |
| private BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| if (ACTION_FINGERPRINT_WAKE.equals(action)) { |
| fakeWakeAndUnlock(BiometricSourceType.FINGERPRINT); |
| } else if (ACTION_FACE_WAKE.equals(action)) { |
| fakeWakeAndUnlock(BiometricSourceType.FACE); |
| } |
| } |
| }; |
| } |