Merge "Keyguard: Fix threading issues in KeyguardUpdateMonitor" into pi-dev (b4e0b641) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/keyguard/KeyguardUpdateMonitor.java

+58 −25

Original line number	Diff line number	Diff line
		@@ -29,8 +29,11 @@ import static android.os.BatteryManager.EXTRA_MAX_CHARGING_VOLTAGE;
		import static android.os.BatteryManager.EXTRA_PLUGGED;
		import static android.os.BatteryManager.EXTRA_STATUS;

		import android.annotation.AnyThread;
		import android.annotation.MainThread;
		import android.app.ActivityManager;
		import android.app.AlarmManager;
		import android.app.Instrumentation;
		import android.app.PendingIntent;
		import android.app.UserSwitchObserver;
		import android.app.admin.DevicePolicyManager;
		@@ -44,7 +47,6 @@ import android.content.pm.IPackageManager;
		import android.content.pm.PackageManager;
		import android.content.pm.ResolveInfo;
		import android.database.ContentObserver;
		import android.graphics.Bitmap;
		import android.hardware.fingerprint.FingerprintManager;
		import android.hardware.fingerprint.FingerprintManager.AuthenticationCallback;
		import android.hardware.fingerprint.FingerprintManager.AuthenticationResult;
		@@ -77,6 +79,7 @@ import com.android.internal.telephony.IccCardConstants;
		import com.android.internal.telephony.IccCardConstants.State;
		import com.android.internal.telephony.PhoneConstants;
		import com.android.internal.telephony.TelephonyIntents;
		import com.android.internal.util.Preconditions;
		import com.android.internal.widget.LockPatternUtils;
		import com.android.systemui.recents.misc.SysUiTaskStackChangeListener;
		import com.android.systemui.shared.system.ActivityManagerWrapper;
		@@ -355,6 +358,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		private static int sCurrentUser;
		private Runnable mUpdateFingerprintListeningState = this::updateFingerprintListeningState;
		private static boolean sDisableHandlerCheckForTesting;

		public synchronized static void setCurrentUser(int currentUser) {
		sCurrentUser = currentUser;
		@@ -366,6 +370,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		@Override
		public void onTrustChanged(boolean enabled, int userId, int flags) {
		checkIsHandlerThread();
		mUserHasTrust.put(userId, enabled);
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -383,7 +388,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		dispatchErrorMessage(message);
		}

		protected void handleSimSubscriptionInfoChanged() {
		private void handleSimSubscriptionInfoChanged() {
		if (DEBUG_SIM_STATES) {
		Log.v(TAG, "onSubscriptionInfoChanged()");
		List<SubscriptionInfo> sil = mSubscriptionManager.getActiveSubscriptionInfoList();
		@@ -451,6 +456,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		@Override
		public void onTrustManagedChanged(boolean managed, int userId) {
		checkIsHandlerThread();
		mUserTrustIsManaged.put(userId, managed);

		for (int i = 0; i < mCallbacks.size(); i++) {
		@@ -638,6 +644,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void notifyFingerprintRunningStateChanged() {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -646,6 +653,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}
		}
		private void handleFaceUnlockStateChanged(boolean running, int userId) {
		checkIsHandlerThread();
		mUserFaceUnlockRunning.put(userId, running);
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -705,6 +713,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void notifyStrongAuthStateChanged(int userId) {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1125,20 +1134,6 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		updateFingerprintListeningState();
		}

		/**
		* IMPORTANT: Must be called from UI thread.
		*/
		public void dispatchSetBackground(Bitmap bmp) {
		if (DEBUG) Log.d(TAG, "dispatchSetBackground");
		final int count = mCallbacks.size();
		for (int i = 0; i < count; i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onSetBackground(bmp);
		}
		}
		}

		private void handleUserInfoChanged(int userId) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -1350,6 +1345,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* @param hasLockscreenWallpaper Whether Keyguard has a lockscreen wallpaper.
		*/
		public void setHasLockscreenWallpaper(boolean hasLockscreenWallpaper) {
		checkIsHandlerThread();
		if (hasLockscreenWallpaper != mHasLockscreenWallpaper) {
		mHasLockscreenWallpaper = hasLockscreenWallpaper;
		for (int i = mCallbacks.size() - 1; i >= 0; i--) {
		@@ -1371,7 +1367,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		/**
		* Handle {@link #MSG_DPM_STATE_CHANGED}
		*/
		protected void handleDevicePolicyManagerStateChanged() {
		private void handleDevicePolicyManagerStateChanged() {
		updateFingerprintListeningState();
		for (int i = mCallbacks.size() - 1; i >= 0; i--) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -1384,7 +1380,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		/**
		* Handle {@link #MSG_USER_SWITCHING}
		*/
		protected void handleUserSwitching(int userId, IRemoteCallback reply) {
		private void handleUserSwitching(int userId, IRemoteCallback reply) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1400,7 +1396,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		/**
		* Handle {@link #MSG_USER_SWITCH_COMPLETE}
		*/
		protected void handleUserSwitchComplete(int userId) {
		private void handleUserSwitchComplete(int userId) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1422,7 +1418,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		/**
		* Handle {@link #MSG_BOOT_COMPLETED}
		*/
		protected void handleBootCompleted() {
		private void handleBootCompleted() {
		if (mBootCompleted) return;
		mBootCompleted = true;
		for (int i = 0; i < mCallbacks.size(); i++) {
		@@ -1444,7 +1440,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		/**
		* Handle {@link #MSG_DEVICE_PROVISIONED}
		*/
		protected void handleDeviceProvisioned() {
		private void handleDeviceProvisioned() {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1461,7 +1457,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		/**
		* Handle {@link #MSG_PHONE_STATE_CHANGED}
		*/
		protected void handlePhoneStateChanged(String newState) {
		private void handlePhoneStateChanged(String newState) {
		if (DEBUG) Log.d(TAG, "handlePhoneStateChanged(" + newState + ")");
		if (TelephonyManager.EXTRA_STATE_IDLE.equals(newState)) {
		mPhoneState = TelephonyManager.CALL_STATE_IDLE;
		@@ -1481,7 +1477,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		/**
		* Handle {@link #MSG_RINGER_MODE_CHANGED}
		*/
		protected void handleRingerModeChange(int mode) {
		private void handleRingerModeChange(int mode) {
		if (DEBUG) Log.d(TAG, "handleRingerModeChange(" + mode + ")");
		mRingMode = mode;
		for (int i = 0; i < mCallbacks.size(); i++) {
		@@ -1526,8 +1522,8 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_SIM_STATE_CHANGE}
		*/
		@VisibleForTesting
		protected void handleSimStateChange(int subId, int slotId, State state) {

		void handleSimStateChange(int subId, int slotId, State state) {
		checkIsHandlerThread();
		if (DEBUG_SIM_STATES) {
		Log.d(TAG, "handleSimStateChange(subId=" + subId + ", slotId="
		+ slotId + ", state=" + state +")");
		@@ -1590,6 +1586,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* <p>Needs to be called from the main thread.
		*/
		public void onKeyguardVisibilityChanged(boolean showing) {
		checkIsHandlerThread();
		if (DEBUG) Log.d(TAG, "onKeyguardVisibilityChanged(" + showing + ")");
		mKeyguardIsVisible = showing;
		for (int i = 0; i < mCallbacks.size(); i++) {
		@@ -1680,6 +1677,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* @param callback The callback to remove
		*/
		public void removeCallback(KeyguardUpdateMonitorCallback callback) {
		checkIsHandlerThread();
		if (DEBUG) Log.v(TAG, "*** unregister callback for " + callback);
		for (int i = mCallbacks.size() - 1; i >= 0; i--) {
		if (mCallbacks.get(i).get() == callback) {
		@@ -1694,6 +1692,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* @param callback The callback to register
		*/
		public void registerCallback(KeyguardUpdateMonitorCallback callback) {
		checkIsHandlerThread();
		if (DEBUG) Log.v(TAG, "*** register callback for " + callback);
		// Prevent adding duplicate callbacks
		for (int i = 0; i < mCallbacks.size(); i++) {
		@@ -1712,6 +1711,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		return mSwitchingUser;
		}

		@AnyThread
		public void setSwitchingUser(boolean switching) {
		mSwitchingUser = switching;
		// Since this comes in on a binder thread, we need to post if first
		@@ -1755,6 +1755,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* NOTE: Because handleSimStateChange() invokes callbacks immediately without going
		* through mHandler, this must be called from the UI thread.
		*/
		@MainThread
		public void reportSimUnlocked(int subId) {
		if (DEBUG_SIM_STATES) Log.v(TAG, "reportSimUnlocked(subId=" + subId + ")");
		int slotId = SubscriptionManager.getSlotIndex(subId);
		@@ -1773,6 +1774,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		if (!bypassHandler) {
		mHandler.obtainMessage(MSG_REPORT_EMERGENCY_CALL_ACTION).sendToTarget();
		} else {
		checkIsHandlerThread();
		handleReportEmergencyCallAction();
		}
		}
		@@ -1975,6 +1977,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void updateLogoutEnabled() {
		checkIsHandlerThread();
		boolean logoutEnabled = mDevicePolicyManager.isLogoutEnabled();
		if (mLogoutEnabled != logoutEnabled) {
		mLogoutEnabled = logoutEnabled;
		@@ -1987,6 +1990,36 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}
		}

		private void checkIsHandlerThread() {
		if (sDisableHandlerCheckForTesting) {
		return;
		}
		if (!mHandler.getLooper().isCurrentThread()) {
		Log.wtf(TAG, "must call on mHandler's thread "
		+ mHandler.getLooper().getThread() + ", not " + Thread.currentThread());
		}
		}

		/**
		* Turn off the handler check for testing.
		*
		* This is necessary because currently tests are not too careful about which thread they call
		* into this class on.
		*
		* Note that this must be called before scheduling any work involving KeyguardUpdateMonitor
		* instances.
		*
		* TODO: fix the tests and remove this.
		*/
		@VisibleForTesting
		public static void disableHandlerCheckForTesting(Instrumentation instrumentation) {
		Preconditions.checkNotNull(instrumentation, "Must only call this method in tests!");
		// Don't need synchronization here if the callers follow the contract and call this only
		// before scheduling work for KeyguardUpdateMonitor on other threads, because the scheduling
		// of that work forces a happens-before relationship.
		sDisableHandlerCheckForTesting = true;
		}

		public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
		pw.println("KeyguardUpdateMonitor state:");
		pw.println(" SIM States:");

packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -165,6 +165,7 @@ public class KeyguardViewMediator extends SystemUI {
		private static final int NOTIFY_SCREEN_TURNED_ON = 15;
		private static final int NOTIFY_SCREEN_TURNED_OFF = 16;
		private static final int NOTIFY_STARTED_GOING_TO_SLEEP = 17;
		private static final int SYSTEM_READY = 18;

		/**
		* The default amount of time we stay awake (used for all key input)
		@@ -775,6 +776,10 @@ public class KeyguardViewMediator extends SystemUI {
		* Let us know that the system is ready after startup.
		*/
		public void onSystemReady() {
		mHandler.obtainMessage(SYSTEM_READY).sendToTarget();
		}

		private void handleSystemReady() {
		synchronized (this) {
		if (DEBUG) Log.d(TAG, "onSystemReady");
		mSystemReady = true;
		@@ -1603,6 +1608,9 @@ public class KeyguardViewMediator extends SystemUI {
		Log.w(TAG, "Timeout while waiting for activity drawn!");
		Trace.endSection();
		break;
		case SYSTEM_READY:
		handleSystemReady();
		break;
		}
		}
		};

packages/SystemUI/tests/src/com/android/systemui/SysuiTestCase.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -28,6 +28,8 @@ import android.testing.DexmakerShareClassLoaderRule;
		import android.testing.LeakCheck;
		import android.util.Log;

		import com.android.keyguard.KeyguardUpdateMonitor;

		import org.junit.After;
		import org.junit.Before;
		import org.junit.Rule;
		@@ -70,6 +72,7 @@ public abstract class SysuiTestCase {
		"SysUI Tests should use SysuiTestCase#getContext or SysuiTestCase#mContext");
		});
		InstrumentationRegistry.registerInstance(inst, InstrumentationRegistry.getArguments());
		KeyguardUpdateMonitor.disableHandlerCheckForTesting(inst);
		}

		@After