Merge "Prioritize which apps get credits first." (d6f59082) · Commits · e / os / android_frameworks_base

apex/jobscheduler/service/java/com/android/server/tare/Agent.java

+54 −0

Original line number	Diff line number	Diff line
		@@ -33,6 +33,7 @@ import static com.android.server.tare.TareUtils.narcToString;
		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.app.AlarmManager;
		import android.content.pm.ApplicationInfo;
		import android.content.pm.PackageInfo;
		import android.os.Handler;
		import android.os.Looper;
		@@ -54,6 +55,7 @@ import com.android.server.usage.AppStandbyInternal;

		import libcore.util.EmptyArray;

		import java.util.Comparator;
		import java.util.List;
		import java.util.Objects;
		import java.util.PriorityQueue;
		@@ -130,6 +132,54 @@ class Agent {
		private final BalanceThresholdAlarmListener mBalanceThresholdAlarmListener =
		new BalanceThresholdAlarmListener();

		/**
		* Comparator to use to sort apps before we distribute ARCs so that we try to give the most
		* important apps ARCs first.
		*/
		@VisibleForTesting
		final Comparator<PackageInfo> mPackageDistributionComparator =
		new Comparator<PackageInfo>() {
		@Override
		public int compare(PackageInfo pi1, PackageInfo pi2) {
		final ApplicationInfo appInfo1 = pi1.applicationInfo;
		final ApplicationInfo appInfo2 = pi2.applicationInfo;
		// Put any packages that don't declare an application at the end. A missing
		// <application> tag likely means the app won't be doing any work anyway.
		if (appInfo1 == null) {
		if (appInfo2 == null) {
		return 0;
		}
		return 1;
		} else if (appInfo2 == null) {
		return -1;
		}
		// Privileged apps eat first. They're likely required for the device to
		// function properly.
		// TODO: include headless system apps
		if (appInfo1.isPrivilegedApp()) {
		if (!appInfo2.isPrivilegedApp()) {
		return -1;
		}
		} else if (appInfo2.isPrivilegedApp()) {
		return 1;
		}

		// Sort by most recently used.
		final long timeSinceLastUsedMs1 =
		mAppStandbyInternal.getTimeSinceLastUsedByUser(
		pi1.packageName, UserHandle.getUserId(pi1.applicationInfo.uid));
		final long timeSinceLastUsedMs2 =
		mAppStandbyInternal.getTimeSinceLastUsedByUser(
		pi2.packageName, UserHandle.getUserId(pi2.applicationInfo.uid));
		if (timeSinceLastUsedMs1 < timeSinceLastUsedMs2) {
		return -1;
		} else if (timeSinceLastUsedMs1 > timeSinceLastUsedMs2) {
		return 1;
		}
		return 0;
		}
		};

		private static final int MSG_CHECK_BALANCE = 0;
		private static final int MSG_CLEAN_LEDGER = 1;
		private static final int MSG_SET_ALARMS = 2;
		@@ -586,6 +636,8 @@ class Agent {
		@GuardedBy("mLock")
		void distributeBasicIncomeLocked(int batteryLevel) {
		List<PackageInfo> pkgs = mIrs.getInstalledPackages();
		pkgs.sort(mPackageDistributionComparator);

		final long now = getCurrentTimeMillis();
		for (int i = 0; i < pkgs.size(); ++i) {
		final PackageInfo pkgInfo = pkgs.get(i);
		@@ -626,6 +678,8 @@ class Agent {
		mIrs.getMaxCirculationLocked() / mIrs.getInstalledPackages().size();
		final long now = getCurrentTimeMillis();

		pkgs.sort(mPackageDistributionComparator);

		for (int i = 0; i < pkgs.size(); ++i) {
		final PackageInfo packageInfo = pkgs.get(i);
		final String pkgName = packageInfo.packageName;