Merge "Fix removing callbacks from KeyguardUpdateMonitor." (ac81c6a0) · Commits · e / os / android_frameworks_base

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

+113 −75

Original line number	Diff line number	Diff line
		@@ -345,7 +345,8 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		Trace.endSection();
		break;
		case MSG_FACE_UNLOCK_STATE_CHANGED:
		Trace.beginSection("KeyguardUpdateMonitor#handler MSG_FACE_UNLOCK_STATE_CHANGED");
		Trace.beginSection(
		"KeyguardUpdateMonitor#handler MSG_FACE_UNLOCK_STATE_CHANGED");
		handleFaceUnlockStateChanged(msg.arg1 != 0, msg.arg2);
		Trace.endSection();
		break;
		@@ -459,6 +460,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleSimSubscriptionInfoChanged() {
		checkIsHandlerThread();
		if (DEBUG_SIM_STATES) {
		Log.v(TAG, "onSubscriptionInfoChanged()");
		List<SubscriptionInfo> sil = mSubscriptionManager.getActiveSubscriptionInfoList(false);
		@@ -492,17 +494,17 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}
		}
		}
		for (int j = 0; j < mCallbacks.size(); j++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(j).get();
		if (cb != null) {
		cb.onRefreshCarrierInfo();
		}
		}
		callbacksRefreshCarrierInfo();
		}

		private void handleAirplaneModeChanged() {
		for (int j = 0; j < mCallbacks.size(); j++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(j).get();
		callbacksRefreshCarrierInfo();
		}

		private void callbacksRefreshCarrierInfo() {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onRefreshCarrierInfo();
		}
		@@ -528,7 +530,6 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		public void onTrustManagedChanged(boolean managed, int userId) {
		checkIsHandlerThread();
		mUserTrustIsManaged.put(userId, managed);

		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -539,7 +540,6 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* Updates KeyguardUpdateMonitor's internal state to know if keyguard is goingAway
		* @param goingAway
		*/
		public void setKeyguardGoingAway(boolean goingAway) {
		mKeyguardGoingAway = goingAway;
		@@ -548,7 +548,6 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* Updates KeyguardUpdateMonitor's internal state to know if keyguard is occluded
		* @param occluded
		*/
		public void setKeyguardOccluded(boolean occluded) {
		mKeyguardOccluded = occluded;
		@@ -585,6 +584,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		@VisibleForTesting
		protected void onFingerprintAuthenticated(int userId) {
		checkIsHandlerThread();
		Trace.beginSection("KeyGuardUpdateMonitor#onFingerPrintAuthenticated");
		mUserFingerprintAuthenticated.put(userId, true);
		// Update/refresh trust state only if user can skip bouncer
		@@ -610,6 +610,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleFingerprintAuthFailed() {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -621,6 +622,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleFingerprintAcquired(int acquireInfo) {
		checkIsHandlerThread();
		if (acquireInfo != FingerprintManager.FINGERPRINT_ACQUIRED_GOOD) {
		return;
		}
		@@ -658,6 +660,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleFingerprintHelp(int msgId, String helpString) {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -676,6 +679,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		};

		private void handleFingerprintError(int msgId, String errString) {
		checkIsHandlerThread();
		if (msgId == FingerprintManager.FINGERPRINT_ERROR_CANCELED && mHandler.hasCallbacks(
		mCancelNotReceived)) {
		mHandler.removeCallbacks(mCancelNotReceived);
		@@ -741,6 +745,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		@VisibleForTesting
		protected void onFaceAuthenticated(int userId) {
		Trace.beginSection("KeyGuardUpdateMonitor#onFaceAuthenticated");
		checkIsHandlerThread();
		mUserFaceAuthenticated.put(userId, true);
		// Update/refresh trust state only if user can skip bouncer
		if (getUserCanSkipBouncer(userId)) {
		@@ -766,6 +771,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleFaceAuthFailed() {
		checkIsHandlerThread();
		setFaceRunningState(BIOMETRIC_STATE_STOPPED);
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -778,6 +784,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleFaceAcquired(int acquireInfo) {
		checkIsHandlerThread();
		if (acquireInfo != FaceManager.FACE_ACQUIRED_GOOD) {
		return;
		}
		@@ -821,6 +828,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleFaceHelp(int msgId, String helpString) {
		checkIsHandlerThread();
		if (DEBUG_FACE) Log.d(TAG, "Face help received: " + helpString);
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -840,6 +848,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		};

		private void handleFaceError(int msgId, String errString) {
		checkIsHandlerThread();
		if (DEBUG_FACE) Log.d(TAG, "Face error received: " + errString);
		if (msgId == FaceManager.FACE_ERROR_CANCELED && mHandler.hasCallbacks(mCancelNotReceived)) {
		mHandler.removeCallbacks(mCancelNotReceived);
		@@ -894,6 +903,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void notifyFaceRunningStateChanged() {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1013,6 +1023,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void dispatchErrorMessage(CharSequence message) {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1092,7 +1103,8 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}
		if (DEBUG_SIM_STATES) {
		Log.v(TAG, "action " + action
		+ " state: " + intent.getStringExtra(IccCardConstants.INTENT_KEY_ICC_STATE)
		+ " state: " + intent.getStringExtra(
		IccCardConstants.INTENT_KEY_ICC_STATE)
		+ " slotId: " + args.slotId + " subid: " + args.subId);
		}
		mHandler.obtainMessage(MSG_SIM_STATE_CHANGE, args.subId, args.slotId, args.simState)
		@@ -1138,7 +1150,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		mHandler.sendMessage(mHandler.obtainMessage(MSG_USER_INFO_CHANGED,
		intent.getIntExtra(Intent.EXTRA_USER_HANDLE, getSendingUserId()), 0));
		} else if (ACTION_FACE_UNLOCK_STARTED.equals(action)) {
		Trace.beginSection("KeyguardUpdateMonitor.mBroadcastAllReceiver#onReceive ACTION_FACE_UNLOCK_STARTED");
		Trace.beginSection(
		"KeyguardUpdateMonitor.mBroadcastAllReceiver#onReceive "
		+ "ACTION_FACE_UNLOCK_STARTED");
		mHandler.sendMessage(mHandler.obtainMessage(MSG_FACE_UNLOCK_STATE_CHANGED, 1,
		getSendingUserId()));
		Trace.endSection();
		@@ -1319,6 +1333,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		public final int plugged;
		public final int health;
		public final int maxChargingWattage;

		public BatteryStatus(int status, int level, int plugged, int health,
		int maxChargingWattage) {
		this.status = status;
		@@ -1330,6 +1345,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* Determine whether the device is plugged in (USB, power, or wireless).
		*
		* @return true if the device is plugged in.
		*/
		public boolean isPluggedIn() {
		@@ -1340,6 +1356,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* Determine whether the device is plugged in (USB, power).
		*
		* @return true if the device is plugged in wired (as opposed to wireless)
		*/
		public boolean isPluggedInWired() {
		@@ -1351,6 +1368,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Whether or not the device is charged. Note that some devices never return 100% for
		* battery level, so this allows either battery level or status to determine if the
		* battery is charged.
		*
		* @return true if the device is charged
		*/
		public boolean isCharged() {
		@@ -1359,6 +1377,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* Whether battery is low and needs to be charged.
		*
		* @return true if battery is low
		*/
		public boolean isBatteryLow() {
		@@ -1414,9 +1433,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		protected void handleStartedWakingUp() {
		Trace.beginSection("KeyguardUpdateMonitor#handleStartedWakingUp");
		checkIsHandlerThread();
		updateBiometricListeningState();
		final int count = mCallbacks.size();
		for (int i = 0; i < count; i++) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onStartedWakingUp();
		@@ -1426,9 +1445,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		protected void handleStartedGoingToSleep(int arg1) {
		checkIsHandlerThread();
		clearBiometricRecognized();
		final int count = mCallbacks.size();
		for (int i = 0; i < count; i++) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onStartedGoingToSleep(arg1);
		@@ -1439,9 +1458,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		protected void handleFinishedGoingToSleep(int arg1) {
		checkIsHandlerThread();
		mGoingToSleep = false;
		final int count = mCallbacks.size();
		for (int i = 0; i < count; i++) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onFinishedGoingToSleep(arg1);
		@@ -1451,8 +1470,8 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleScreenTurnedOn() {
		final int count = mCallbacks.size();
		for (int i = 0; i < count; i++) {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onScreenTurnedOn();
		@@ -1461,11 +1480,11 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleScreenTurnedOff() {
		checkIsHandlerThread();
		mLockIconPressed = false;
		mHardwareFingerprintUnavailableRetryCount = 0;
		mHardwareFaceUnavailableRetryCount = 0;
		final int count = mCallbacks.size();
		for (int i = 0; i < count; i++) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onScreenTurnedOff();
		@@ -1474,9 +1493,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleDreamingStateChanged(int dreamStart) {
		final int count = mCallbacks.size();
		checkIsHandlerThread();
		mIsDreaming = dreamStart == 1;
		for (int i = 0; i < count; i++) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onDreamingStateChanged(mIsDreaming);
		@@ -1486,6 +1505,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleUserInfoChanged(int userId) {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1495,6 +1515,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		private void handleUserUnlocked() {
		checkIsHandlerThread();
		mNeedsSlowUnlockTransition = resolveNeedsSlowUnlockTransition();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -1559,6 +1580,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		mHandler.sendMessage(mHandler.obtainMessage(MSG_USER_SWITCHING,
		newUserId, 0, reply));
		}

		@Override
		public void onUserSwitchComplete(int newUserId) throws RemoteException {
		mHandler.sendMessage(mHandler.obtainMessage(MSG_USER_SWITCH_COMPLETE,
		@@ -1644,6 +1666,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* Called whenever passive authentication is requested or aborted by a sensor.
		*
		* @param active If the interrupt started or ended.
		*/
		public void onAuthInterruptDetected(boolean active) {
		@@ -1898,7 +1921,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		checkIsHandlerThread();
		if (hasLockscreenWallpaper != mHasLockscreenWallpaper) {
		mHasLockscreenWallpaper = hasLockscreenWallpaper;
		for (int i = mCallbacks.size() - 1; i >= 0; i--) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onHasLockscreenWallpaperChanged(hasLockscreenWallpaper);
		@@ -1918,8 +1941,9 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_DPM_STATE_CHANGED}
		*/
		private void handleDevicePolicyManagerStateChanged() {
		checkIsHandlerThread();
		updateFingerprintListeningState();
		for (int i = mCallbacks.size() - 1; i >= 0; i--) {
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onDevicePolicyManagerStateChanged();
		@@ -1931,6 +1955,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_USER_SWITCHING}
		*/
		private void handleUserSwitching(int userId, IRemoteCallback reply) {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1947,6 +1972,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_USER_SWITCH_COMPLETE}
		*/
		private void handleUserSwitchComplete(int userId) {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -1969,6 +1995,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_BOOT_COMPLETED}
		*/
		private void handleBootCompleted() {
		checkIsHandlerThread();
		if (mBootCompleted) return;
		mBootCompleted = true;
		for (int i = 0; i < mCallbacks.size(); i++) {
		@@ -1991,6 +2018,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_DEVICE_PROVISIONED}
		*/
		private void handleDeviceProvisioned() {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -2008,6 +2036,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_PHONE_STATE_CHANGED}
		*/
		private void handlePhoneStateChanged(String newState) {
		checkIsHandlerThread();
		if (DEBUG) Log.d(TAG, "handlePhoneStateChanged(" + newState + ")");
		if (TelephonyManager.EXTRA_STATE_IDLE.equals(newState)) {
		mPhoneState = TelephonyManager.CALL_STATE_IDLE;
		@@ -2028,6 +2057,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_RINGER_MODE_CHANGED}
		*/
		private void handleRingerModeChange(int mode) {
		checkIsHandlerThread();
		if (DEBUG) Log.d(TAG, "handleRingerModeChange(" + mode + ")");
		mRingMode = mode;
		for (int i = 0; i < mCallbacks.size(); i++) {
		@@ -2042,6 +2072,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_TIME_UPDATE}
		*/
		private void handleTimeUpdate() {
		checkIsHandlerThread();
		if (DEBUG) Log.d(TAG, "handleTimeUpdate");
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -2055,6 +2086,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle (@line #MSG_TIMEZONE_UPDATE}
		*/
		private void handleTimeZoneUpdate(String timeZone) {
		checkIsHandlerThread();
		if (DEBUG) Log.d(TAG, "handleTimeZoneUpdate");
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		@@ -2070,6 +2102,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_BATTERY_UPDATE}
		*/
		private void handleBatteryUpdate(BatteryStatus status) {
		checkIsHandlerThread();
		if (DEBUG) Log.d(TAG, "handleBatteryUpdate");
		final boolean batteryUpdateInteresting = isBatteryUpdateInteresting(mBatteryStatus, status);
		mBatteryStatus = status;
		@@ -2088,12 +2121,13 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		*/
		@VisibleForTesting
		void updateTelephonyCapable(boolean capable) {
		checkIsHandlerThread();
		if (capable == mTelephonyCapable) {
		return;
		}
		mTelephonyCapable = capable;
		for (WeakReference<KeyguardUpdateMonitorCallback> ref : mCallbacks) {
		KeyguardUpdateMonitorCallback cb = ref.get();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		cb.onTelephonyCapable(mTelephonyCapable);
		}
		@@ -2176,12 +2210,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		mServiceStates.put(subId, serviceState);

		for (int j = 0; j < mCallbacks.size(); j++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(j).get();
		if (cb != null) {
		cb.onRefreshCarrierInfo();
		}
		}
		callbacksRefreshCarrierInfo();
		}

		public boolean isKeyguardVisible() {
		@@ -2233,9 +2262,11 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* Handle {@link #MSG_KEYGUARD_BOUNCER_CHANGED}
		*
		* @see #sendKeyguardBouncerChanged(boolean)
		*/
		private void handleKeyguardBouncerChanged(int bouncer) {
		checkIsHandlerThread();
		if (DEBUG) Log.d(TAG, "handleKeyguardBouncerChanged(" + bouncer + ")");
		boolean isBouncer = (bouncer == 1);
		mBouncer = isBouncer;
		@@ -2261,6 +2292,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		* Handle {@link #MSG_REPORT_EMERGENCY_CALL_ACTION}
		*/
		private void handleReportEmergencyCallAction() {
		checkIsHandlerThread();
		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {
		@@ -2300,31 +2332,34 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		*/
		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) {
		mCallbacks.remove(i);
		}
		if (DEBUG) {
		Log.v(TAG, "*** unregister callback for " + callback);
		}

		mCallbacks.removeIf(el -> el.get() == callback);
		}

		/**
		* Register to receive notifications about general keyguard information
		* (see {@link InfoCallback}.
		*
		* @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++) {
		if (mCallbacks.get(i).get() == callback) {
		if (DEBUG) Log.e(TAG, "Object tried to add another callback",
		if (DEBUG) {
		Log.e(TAG, "Object tried to add another callback",
		new Exception("Called by"));
		}
		return;
		}
		}
		mCallbacks.add(new WeakReference<KeyguardUpdateMonitorCallback>(callback));
		mCallbacks.add(new WeakReference<>(callback));
		removeCallback(null); // remove unused references
		sendUpdates(callback);
		}
		@@ -2419,6 +2454,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		}

		public void clearBiometricRecognized() {
		checkIsHandlerThread();
		mUserFingerprintAuthenticated.clear();
		mUserFaceAuthenticated.clear();
		mTrustManager.clearAllBiometricRecognized(BiometricSourceType.FINGERPRINT);
		@@ -2439,6 +2475,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* If any SIM cards are currently secure.
		*
		* @see #isSimPinSecure(State)
		*/
		public boolean isSimPinSecure() {
		@@ -2571,7 +2608,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

		/**
		* Find the next SubscriptionId for a SIM in the given state, favoring lower slot numbers first.
		* @param state
		*
		* @return subid or {@link SubscriptionManager#INVALID_SUBSCRIPTION_ID} if none found
		*/
		public int getNextSubIdForState(State state) {
		@@ -2611,6 +2648,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener {
		boolean logoutEnabled = mDevicePolicyManager.isLogoutEnabled();
		if (mLogoutEnabled != logoutEnabled) {
		mLogoutEnabled = logoutEnabled;

		for (int i = 0; i < mCallbacks.size(); i++) {
		KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get();
		if (cb != null) {