Snap for 8671920 from c25b379f48adf698456aaa8f3fdb652f251b228e to tm-qpr1-release (789de351) · Commits · e / os / android_frameworks_base

apex/jobscheduler/framework/java/com/android/server/usage/AppStandbyInternal.java

+14 −0

Original line number	Diff line number	Diff line
		@@ -280,6 +280,20 @@ public interface AppStandbyInternal {
		*/
		boolean shouldNoteResponseEventForAllBroadcastSessions();

		/**
		* Returns the list of roles whose holders are exempted from the requirement of starting
		* a response event after receiving a broadcast.
		*/
		@NonNull
		List<String> getBroadcastResponseExemptedRoles();

		/**
		* Returns the list of permissions whose holders are exempted from the requirement of starting
		* a response event after receiving a broadcast.
		*/
		@NonNull
		List<String> getBroadcastResponseExemptedPermissions();

		/**
		* Return the last known value corresponding to the {@code key} from
		* {@link android.provider.DeviceConfig#NAMESPACE_APP_STANDBY} in AppStandbyController.

apex/jobscheduler/service/java/com/android/server/usage/AppStandbyController.java

+73 −0

Original line number	Diff line number	Diff line
		@@ -100,6 +100,7 @@ import android.os.UserHandle;
		import android.provider.DeviceConfig;
		import android.provider.Settings.Global;
		import android.telephony.TelephonyManager;
		import android.text.TextUtils;
		import android.util.ArrayMap;
		import android.util.ArraySet;
		import android.util.IndentingPrintWriter;
		@@ -420,6 +421,26 @@ public class AppStandbyController
		volatile boolean mNoteResponseEventForAllBroadcastSessions =
		ConstantsObserver.DEFAULT_NOTE_RESPONSE_EVENT_FOR_ALL_BROADCAST_SESSIONS;

		/**
		* List of roles whose holders are exempted from the requirement of starting
		* a response event after receiving a broadcast.
		*
		* The list of roles will be separated by '\|' in the string.
		*/
		volatile String mBroadcastResponseExemptedRoles =
		ConstantsObserver.DEFAULT_BROADCAST_RESPONSE_EXEMPTED_ROLES;
		volatile List<String> mBroadcastResponseExemptedRolesList = Collections.EMPTY_LIST;

		/**
		* List of permissions whose holders are exempted from the requirement of starting
		* a response event after receiving a broadcast.
		*
		* The list of permissions will be separated by '\|' in the string.
		*/
		volatile String mBroadcastResponseExemptedPermissions =
		ConstantsObserver.DEFAULT_BROADCAST_RESPONSE_EXEMPTED_PERMISSIONS;
		volatile List<String> mBroadcastResponseExemptedPermissionsList = Collections.EMPTY_LIST;

		/**
		* Map of last known values of keys in {@link DeviceConfig#NAMESPACE_APP_STANDBY}.
		*
		@@ -1959,6 +1980,18 @@ public class AppStandbyController
		return mNoteResponseEventForAllBroadcastSessions;
		}

		@Override
		@NonNull
		public List<String> getBroadcastResponseExemptedRoles() {
		return mBroadcastResponseExemptedRolesList;
		}

		@Override
		@NonNull
		public List<String> getBroadcastResponseExemptedPermissions() {
		return mBroadcastResponseExemptedPermissionsList;
		}

		@Override
		@Nullable
		public String getAppStandbyConstant(@NonNull String key) {
		@@ -2311,6 +2344,14 @@ public class AppStandbyController
		pw.print(mNoteResponseEventForAllBroadcastSessions);
		pw.println();

		pw.print(" mBroadcastResponseExemptedRoles");
		pw.print(mBroadcastResponseExemptedRoles);
		pw.println();

		pw.print(" mBroadcastResponseExemptedPermissions");
		pw.print(mBroadcastResponseExemptedPermissions);
		pw.println();

		pw.println();
		pw.print("mAppIdleEnabled="); pw.print(mAppIdleEnabled);
		pw.print(" mAllowRestrictedBucket=");
		@@ -2795,6 +2836,10 @@ public class AppStandbyController
		"broadcast_sessions_with_response_duration_ms";
		private static final String KEY_NOTE_RESPONSE_EVENT_FOR_ALL_BROADCAST_SESSIONS =
		"note_response_event_for_all_broadcast_sessions";
		private static final String KEY_BROADCAST_RESPONSE_EXEMPTED_ROLES =
		"brodacast_response_exempted_roles";
		private static final String KEY_BROADCAST_RESPONSE_EXEMPTED_PERMISSIONS =
		"brodacast_response_exempted_permissions";

		public static final long DEFAULT_CHECK_IDLE_INTERVAL_MS =
		COMPRESS_TIME ? ONE_MINUTE : 4 * ONE_HOUR;
		@@ -2837,6 +2882,11 @@ public class AppStandbyController
		2 * ONE_MINUTE;
		public static final boolean DEFAULT_NOTE_RESPONSE_EVENT_FOR_ALL_BROADCAST_SESSIONS =
		true;
		private static final String DEFAULT_BROADCAST_RESPONSE_EXEMPTED_ROLES = "";
		private static final String DEFAULT_BROADCAST_RESPONSE_EXEMPTED_PERMISSIONS = "";

		private final TextUtils.SimpleStringSplitter mStringPipeSplitter =
		new TextUtils.SimpleStringSplitter('\|');

		ConstantsObserver(Handler handler) {
		super(handler);
		@@ -2989,6 +3039,20 @@ public class AppStandbyController
		KEY_NOTE_RESPONSE_EVENT_FOR_ALL_BROADCAST_SESSIONS,
		DEFAULT_NOTE_RESPONSE_EVENT_FOR_ALL_BROADCAST_SESSIONS);
		break;
		case KEY_BROADCAST_RESPONSE_EXEMPTED_ROLES:
		mBroadcastResponseExemptedRoles = properties.getString(
		KEY_BROADCAST_RESPONSE_EXEMPTED_ROLES,
		DEFAULT_BROADCAST_RESPONSE_EXEMPTED_ROLES);
		mBroadcastResponseExemptedRolesList = splitPipeSeparatedString(
		mBroadcastResponseExemptedRoles);
		break;
		case KEY_BROADCAST_RESPONSE_EXEMPTED_PERMISSIONS:
		mBroadcastResponseExemptedPermissions = properties.getString(
		KEY_BROADCAST_RESPONSE_EXEMPTED_PERMISSIONS,
		DEFAULT_BROADCAST_RESPONSE_EXEMPTED_PERMISSIONS);
		mBroadcastResponseExemptedPermissionsList = splitPipeSeparatedString(
		mBroadcastResponseExemptedPermissions);
		break;
		default:
		if (!timeThresholdsUpdated
		&& (name.startsWith(KEY_PREFIX_SCREEN_TIME_THRESHOLD)
		@@ -3003,6 +3067,15 @@ public class AppStandbyController
		}
		}

		private List<String> splitPipeSeparatedString(String string) {
		final List<String> values = new ArrayList<>();
		mStringPipeSplitter.setString(string);
		while (mStringPipeSplitter.hasNext()) {
		values.add(mStringPipeSplitter.next());
		}
		return values;
		}

		private void updateTimeThresholds() {
		// Query the values as an atomic set.
		final DeviceConfig.Properties screenThresholdProperties =

core/java/android/app/Activity.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -8260,6 +8260,11 @@ public class Activity extends ContextThemeWrapper
		return mMainThread;
		}

		/** @hide */
		public final ActivityInfo getActivityInfo() {
		return mActivityInfo;
		}

		final void performCreate(Bundle icicle) {
		performCreate(icicle, null);
		}

core/java/android/app/ActivityThread.java

+22 −3

Original line number	Diff line number	Diff line
		@@ -298,6 +298,11 @@ public final class ActivityThread extends ClientTransactionHandler
		/** Use background GC policy and default JIT threshold. */
		private static final int VM_PROCESS_STATE_JANK_IMPERCEPTIBLE = 1;

		/** The delay time for retrying to request DirectActions. */
		private static final long REQUEST_DIRECT_ACTIONS_RETRY_TIME_MS = 200;
		/** The max count for retrying to request DirectActions. */
		private static final int REQUEST_DIRECT_ACTIONS_RETRY_MAX_COUNT = 7;

		/**
		* Denotes an invalid sequence number corresponding to a process state change.
		*/
		@@ -1864,7 +1869,8 @@ public final class ActivityThread extends ClientTransactionHandler
		cancellationCallback.sendResult(cancellationResult);
		}
		mH.sendMessage(PooledLambda.obtainMessage(ActivityThread::handleRequestDirectActions,
		ActivityThread.this, activityToken, interactor, cancellationSignal, callback));
		ActivityThread.this, activityToken, interactor, cancellationSignal, callback,
		REQUEST_DIRECT_ACTIONS_RETRY_MAX_COUNT));
		}

		@Override
		@@ -3940,7 +3946,7 @@ public final class ActivityThread extends ClientTransactionHandler
		/** Fetches the user actions for the corresponding activity */
		private void handleRequestDirectActions(@NonNull IBinder activityToken,
		@NonNull IVoiceInteractor interactor, @NonNull CancellationSignal cancellationSignal,
		@NonNull RemoteCallback callback) {
		@NonNull RemoteCallback callback, int retryCount) {
		final ActivityClientRecord r = mActivities.get(activityToken);
		if (r == null) {
		Log.w(TAG, "requestDirectActions(): no activity for " + activityToken);
		@@ -3948,7 +3954,20 @@ public final class ActivityThread extends ClientTransactionHandler
		return;
		}
		final int lifecycleState = r.getLifecycleState();
		if (lifecycleState < ON_START \|\| lifecycleState >= ON_STOP) {
		if (lifecycleState < ON_START) {
		// TODO(b/234173463): requestDirectActions callback should indicate errors
		if (retryCount > 0) {
		mH.sendMessageDelayed(
		PooledLambda.obtainMessage(ActivityThread::handleRequestDirectActions,
		ActivityThread.this, activityToken, interactor, cancellationSignal,
		callback, retryCount - 1), REQUEST_DIRECT_ACTIONS_RETRY_TIME_MS);
		return;
		}
		Log.w(TAG, "requestDirectActions(" + r + "): wrong lifecycle: " + lifecycleState);
		callback.sendResult(null);
		return;
		}
		if (lifecycleState >= ON_STOP) {
		Log.w(TAG, "requestDirectActions(" + r + "): wrong lifecycle: " + lifecycleState);
		callback.sendResult(null);
		return;

core/java/android/app/WallpaperColors.java

+52 −65

Original line number	Diff line number	Diff line
		@@ -36,6 +36,7 @@ import com.android.internal.graphics.cam.Cam;
		import com.android.internal.graphics.palette.CelebiQuantizer;
		import com.android.internal.graphics.palette.Palette;
		import com.android.internal.graphics.palette.VariationalKMeansQuantizer;
		import com.android.internal.util.ContrastColorUtil;

		import java.io.FileOutputStream;
		import java.lang.annotation.Retention;
		@@ -93,10 +94,18 @@ public final class WallpaperColors implements Parcelable {
		// using the area instead. This way our comparisons are aspect ratio independent.
		private static final int MAX_WALLPAPER_EXTRACTION_AREA = MAX_BITMAP_SIZE * MAX_BITMAP_SIZE;

		// Decides when dark theme is optimal for this wallpaper.
		// The midpoint of perceptual luminance, 50, is 18.42 in relative luminance.
		// ColorUtils.calculateLuminance returns relative luminance on a scale from 0 to 1.
		private static final float DARK_THEME_MEAN_LUMINANCE = 0.1842f;
		// When extracting the main colors, only consider colors
		// present in at least MIN_COLOR_OCCURRENCE of the image
		private static final float MIN_COLOR_OCCURRENCE = 0.05f;

		// Decides when dark theme is optimal for this wallpaper
		private static final float DARK_THEME_MEAN_LUMINANCE = 0.3f;
		// Minimum mean luminosity that an image needs to have to support dark text
		private static final float BRIGHT_IMAGE_MEAN_LUMINANCE = 0.7f;
		// We also check if the image has dark pixels in it,
		// to avoid bright images with some dark spots.
		private static final float DARK_PIXEL_CONTRAST = 5.5f;
		private static final float MAX_DARK_AREA = 0.05f;

		private final List<Color> mMainColors;
		private final Map<Integer, Integer> mAllColors;
		@@ -244,9 +253,12 @@ public final class WallpaperColors implements Parcelable {
		this(primaryColor, secondaryColor, tertiaryColor, 0);

		// Calculate dark theme support based on primary color.
		final double relativeLuminance = ColorUtils.calculateLuminance(primaryColor.toArgb());
		final boolean wallpaperIsDark = relativeLuminance < DARK_THEME_MEAN_LUMINANCE;
		mColorHints \|= wallpaperIsDark ? HINT_SUPPORTS_DARK_THEME : HINT_SUPPORTS_DARK_TEXT;
		final float[] tmpHsl = new float[3];
		ColorUtils.colorToHSL(primaryColor.toArgb(), tmpHsl);
		final float luminance = tmpHsl[2];
		if (luminance < DARK_THEME_MEAN_LUMINANCE) {
		mColorHints \|= HINT_SUPPORTS_DARK_THEME;
		}
		}

		/**
		@@ -524,6 +536,9 @@ public final class WallpaperColors implements Parcelable {

		dimAmount = MathUtils.saturate(dimAmount);
		int[] pixels = new int[source.getWidth() * source.getHeight()];
		double totalLuminance = 0;
		final int maxDarkPixels = (int) (pixels.length * MAX_DARK_AREA);
		int darkPixels = 0;
		source.getPixels(pixels, 0 /* offset /, source.getWidth(), 0 / x /, 0 / y */,
		source.getWidth(), source.getHeight());

		@@ -532,70 +547,42 @@ public final class WallpaperColors implements Parcelable {
		int dimmingLayerAlpha = (int) (255 * dimAmount);
		int blackTransparent = ColorUtils.setAlphaComponent(Color.BLACK, dimmingLayerAlpha);

		// The median luminance in the wallpaper will be used to decide if it is light or dark.
		//
		// Calculating the luminances, adding them to a data structure, then selecting
		// the middle element would be expensive, the sort would be O(n), where n is the number
		// of pixels.
		//
		// Instead, we create an integer array with 101 elements initialized to zero.
		// Why 101? 0 through 100, inclusive, matching the range of luminance.
		// Then, for each pixel, the luminance is calculated, and the integer at the array index
		// equal to the rounded luminance is incremented.
		//
		// After processing the pixels, the median luminance is determined by iterating over the
		// array containing the count for each luminance. Starting from 0, we adding the count at
		// each index until pixels.length/2 is exceeded. When that occurs, it means the current
		// array index contains the pixel of median luminance, thus the current array index is the
		// median luminance.
		int[] luminanceCounts = new int[101];
		// This bitmap was already resized to fit the maximum allowed area.
		// Let's just loop through the pixels, no sweat!
		float[] tmpHsl = new float[3];
		for (int i = 0; i < pixels.length; i++) {
		int pixelColor = pixels[i];
		ColorUtils.colorToHSL(pixelColor, tmpHsl);
		final int alpha = Color.alpha(pixelColor);
		if (alpha == 0) {
		continue;
		}

		// If the wallpaper is dimmed, apply dimming before calculating luminance.
		int compositeColor = dimAmount <= 0 ? pixelColor :
		ColorUtils.compositeColors(blackTransparent, pixelColor);

		// calculateLuminance will return relative luminance on a scale from 0 to 1. Intent
		// is normalize to 0 to 100, and that is done by defensively normalizing to
		// luminanceCounts.length, then flooring the result to defensively avoid any imprecision
		// in the result of calculateLuminance that could cause it to exceed 1 and thus the
		// array bounds.
		float relativeLuminance = (float) ColorUtils.calculateLuminance(compositeColor)
		* luminanceCounts.length - 1;
		int intRelativeLuminance = (int) Math.floor(relativeLuminance);
		int clampedRelativeLuminance = (intRelativeLuminance < 0) ? 0 :
		(intRelativeLuminance > luminanceCounts.length - 1) ? luminanceCounts.length - 1
		: intRelativeLuminance;
		luminanceCounts[clampedRelativeLuminance] += 1;
		}

		int criticalRelativeLuminance = 0;
		int luminancesProcessed = 0;
		int criticalLuminanceIndex = (int) Math.floor(pixels.length * 0.5);
		for (int i = 0; i < 100; i++) {
		luminancesProcessed += luminanceCounts[i];
		if (luminancesProcessed > criticalLuminanceIndex) {
		criticalRelativeLuminance = i;
		break;
		}
		}

		// Wallpaper is dark if the median pixel is less than mid-gray.
		//
		// Relative luminance places mid-gray at 18.42, 19 is used since luminances were rounded to
		// ints to be stored in the array.
		//
		// Why not use perceptual luminance? It would require one more conversion step at each
		// pixel, or adding a function to convert relative luminance to perceptual luminance just
		// for this line.
		boolean wallpaperIsDark = criticalRelativeLuminance < 19;

		// Apply composite colors where the foreground is a black layer with an alpha value of
		// the dim amount and the background is the wallpaper pixel color.
		int compositeColors = ColorUtils.compositeColors(blackTransparent, pixelColor);

		// Calculate the adjusted luminance of the dimmed wallpaper pixel color.
		double adjustedLuminance = ColorUtils.calculateLuminance(compositeColors);

		// Make sure we don't have a dark pixel mass that will
		// make text illegible.
		final boolean satisfiesTextContrast = ContrastColorUtil
		.calculateContrast(pixelColor, Color.BLACK) > DARK_PIXEL_CONTRAST;
		if (!satisfiesTextContrast && alpha != 0) {
		darkPixels++;
		if (DEBUG_DARK_PIXELS) {
		pixels[i] = Color.RED;
		}
		}
		totalLuminance += adjustedLuminance;
		}

		int hints = 0;
		hints \|= wallpaperIsDark ? HINT_SUPPORTS_DARK_THEME : HINT_SUPPORTS_DARK_TEXT;
		double meanLuminance = totalLuminance / pixels.length;
		if (meanLuminance > BRIGHT_IMAGE_MEAN_LUMINANCE && darkPixels < maxDarkPixels) {
		hints \|= HINT_SUPPORTS_DARK_TEXT;
		}
		if (meanLuminance < DARK_THEME_MEAN_LUMINANCE) {
		hints \|= HINT_SUPPORTS_DARK_THEME;
		}

		if (DEBUG_DARK_PIXELS) {
		try (FileOutputStream out = new FileOutputStream("/data/pixels.png")) {
		@@ -605,8 +592,8 @@ public final class WallpaperColors implements Parcelable {
		} catch (Exception e) {
		e.printStackTrace();
		}
		Log.d("WallpaperColors", "median relative L: " + criticalRelativeLuminance
		+ ", numPixels: " + pixels.length);
		Log.d("WallpaperColors", "l: " + meanLuminance + ", d: " + darkPixels +
		" maxD: " + maxDarkPixels + " numPixels: " + pixels.length);
		}

		return hints;