Extract SparseArrayMap from QuotaController. (a26ae90b) · Commits · e / os / android_frameworks_base

apex/jobscheduler/service/java/com/android/server/job/controllers/QuotaController.java

+19 −106

Original line number	Diff line number	Diff line
		@@ -50,12 +50,11 @@ import android.os.Message;
		import android.os.RemoteException;
		import android.os.UserHandle;
		import android.provider.Settings;
		import android.util.ArrayMap;
		import android.util.ArraySet;
		import android.util.KeyValueListParser;
		import android.util.Log;
		import android.util.Slog;
		import android.util.SparseArray;
		import android.util.SparseArrayMap;
		import android.util.SparseBooleanArray;
		import android.util.SparseSetArray;
		import android.util.proto.ProtoOutputStream;
		@@ -113,92 +112,6 @@ public final class QuotaController extends StateController {
		private static final String ALARM_TAG_CLEANUP = "job.cleanup";
		private static final String ALARM_TAG_QUOTA_CHECK = "job.quota_check";

		/**
		* A sparse array of ArrayMaps, which is suitable for holding (userId, packageName)->object
		* associations.
		*/
		private static class UserPackageMap<T> {
		private final SparseArray<ArrayMap<String, T>> mData = new SparseArray<>();

		public void add(int userId, @NonNull String packageName, @Nullable T obj) {
		ArrayMap<String, T> data = mData.get(userId);
		if (data == null) {
		data = new ArrayMap<String, T>();
		mData.put(userId, data);
		}
		data.put(packageName, obj);
		}

		public void clear() {
		for (int i = 0; i < mData.size(); ++i) {
		mData.valueAt(i).clear();
		}
		}

		/** Removes all the data for the user, if there was any. */
		public void delete(int userId) {
		mData.delete(userId);
		}

		/** Removes the data for the user and package, if there was any. */
		public void delete(int userId, @NonNull String packageName) {
		ArrayMap<String, T> data = mData.get(userId);
		if (data != null) {
		data.remove(packageName);
		}
		}

		@Nullable
		public T get(int userId, @NonNull String packageName) {
		ArrayMap<String, T> data = mData.get(userId);
		if (data != null) {
		return data.get(packageName);
		}
		return null;
		}

		/** @see SparseArray#indexOfKey */
		public int indexOfKey(int userId) {
		return mData.indexOfKey(userId);
		}

		/** Returns the userId at the given index. */
		public int keyAt(int index) {
		return mData.keyAt(index);
		}

		/** Returns the package name at the given index. */
		@NonNull
		public String keyAt(int userIndex, int packageIndex) {
		return mData.valueAt(userIndex).keyAt(packageIndex);
		}

		/** Returns the size of the outer (userId) array. */
		public int numUsers() {
		return mData.size();
		}

		public int numPackagesForUser(int userId) {
		ArrayMap<String, T> data = mData.get(userId);
		return data == null ? 0 : data.size();
		}

		/** Returns the value T at the given user and index. */
		@Nullable
		public T valueAt(int userIndex, int packageIndex) {
		return mData.valueAt(userIndex).valueAt(packageIndex);
		}

		public void forEach(Consumer<T> consumer) {
		for (int i = numUsers() - 1; i >= 0; --i) {
		ArrayMap<String, T> data = mData.valueAt(i);
		for (int j = data.size() - 1; j >= 0; --j) {
		consumer.accept(data.valueAt(j));
		}
		}
		}
		}

		/**
		* Standardize the output of userId-packageName combo.
		*/
		@@ -378,22 +291,22 @@ public final class QuotaController extends StateController {
		}

		/** List of all tracked jobs keyed by source package-userId combo. */
		private final UserPackageMap<ArraySet<JobStatus>> mTrackedJobs = new UserPackageMap<>();
		private final SparseArrayMap<ArraySet<JobStatus>> mTrackedJobs = new SparseArrayMap<>();

		/** Timer for each package-userId combo. */
		private final UserPackageMap<Timer> mPkgTimers = new UserPackageMap<>();
		private final SparseArrayMap<Timer> mPkgTimers = new SparseArrayMap<>();

		/** List of all timing sessions for a package-userId combo, in chronological order. */
		private final UserPackageMap<List<TimingSession>> mTimingSessions = new UserPackageMap<>();
		private final SparseArrayMap<List<TimingSession>> mTimingSessions = new SparseArrayMap<>();

		/**
		* List of alarm listeners for each package that listen for when each package comes back within
		* quota.
		*/
		private final UserPackageMap<QcAlarmListener> mInQuotaAlarmListeners = new UserPackageMap<>();
		private final SparseArrayMap<QcAlarmListener> mInQuotaAlarmListeners = new SparseArrayMap<>();

		/** Cached calculation results for each app, with the standby buckets as the array indices. */
		private final UserPackageMap<ExecutionStats[]> mExecutionStatsCache = new UserPackageMap<>();
		private final SparseArrayMap<ExecutionStats[]> mExecutionStatsCache = new SparseArrayMap<>();

		/** List of UIDs currently in the foreground. */
		private final SparseBooleanArray mForegroundUids = new SparseBooleanArray();
		@@ -1206,9 +1119,9 @@ public final class QuotaController extends StateController {

		private void maybeUpdateAllConstraintsLocked() {
		boolean changed = false;
		for (int u = 0; u < mTrackedJobs.numUsers(); ++u) {
		for (int u = 0; u < mTrackedJobs.numMaps(); ++u) {
		final int userId = mTrackedJobs.keyAt(u);
		for (int p = 0; p < mTrackedJobs.numPackagesForUser(userId); ++p) {
		for (int p = 0; p < mTrackedJobs.numElementsForKey(userId); ++p) {
		final String packageName = mTrackedJobs.keyAt(u, p);
		changed \|= maybeUpdateConstraintForPkgLocked(userId, packageName);
		}
		@@ -1268,7 +1181,7 @@ public final class QuotaController extends StateController {
		}

		private class UidConstraintUpdater implements Consumer<JobStatus> {
		private final UserPackageMap<Integer> mToScheduleStartAlarms = new UserPackageMap<>();
		private final SparseArrayMap<Integer> mToScheduleStartAlarms = new SparseArrayMap<>();
		public boolean wasJobChanged;

		@Override
		@@ -1290,9 +1203,9 @@ public final class QuotaController extends StateController {
		}

		void postProcess() {
		for (int u = 0; u < mToScheduleStartAlarms.numUsers(); ++u) {
		for (int u = 0; u < mToScheduleStartAlarms.numMaps(); ++u) {
		final int userId = mToScheduleStartAlarms.keyAt(u);
		for (int p = 0; p < mToScheduleStartAlarms.numPackagesForUser(userId); ++p) {
		for (int p = 0; p < mToScheduleStartAlarms.numElementsForKey(userId); ++p) {
		final String packageName = mToScheduleStartAlarms.keyAt(u, p);
		final int standbyBucket = mToScheduleStartAlarms.get(userId, packageName);
		maybeScheduleStartAlarmLocked(userId, packageName, standbyBucket);
		@@ -2547,9 +2460,9 @@ public final class QuotaController extends StateController {
		});

		pw.println();
		for (int u = 0; u < mPkgTimers.numUsers(); ++u) {
		for (int u = 0; u < mPkgTimers.numMaps(); ++u) {
		final int userId = mPkgTimers.keyAt(u);
		for (int p = 0; p < mPkgTimers.numPackagesForUser(userId); ++p) {
		for (int p = 0; p < mPkgTimers.numElementsForKey(userId); ++p) {
		final String pkgName = mPkgTimers.keyAt(u, p);
		mPkgTimers.valueAt(u, p).dump(pw, predicate);
		pw.println();
		@@ -2571,9 +2484,9 @@ public final class QuotaController extends StateController {

		pw.println("Cached execution stats:");
		pw.increaseIndent();
		for (int u = 0; u < mExecutionStatsCache.numUsers(); ++u) {
		for (int u = 0; u < mExecutionStatsCache.numMaps(); ++u) {
		final int userId = mExecutionStatsCache.keyAt(u);
		for (int p = 0; p < mExecutionStatsCache.numPackagesForUser(userId); ++p) {
		for (int p = 0; p < mExecutionStatsCache.numElementsForKey(userId); ++p) {
		final String pkgName = mExecutionStatsCache.keyAt(u, p);
		ExecutionStats[] stats = mExecutionStatsCache.valueAt(u, p);

		@@ -2595,9 +2508,9 @@ public final class QuotaController extends StateController {
		pw.println();
		pw.println("In quota alarms:");
		pw.increaseIndent();
		for (int u = 0; u < mInQuotaAlarmListeners.numUsers(); ++u) {
		for (int u = 0; u < mInQuotaAlarmListeners.numMaps(); ++u) {
		final int userId = mInQuotaAlarmListeners.keyAt(u);
		for (int p = 0; p < mInQuotaAlarmListeners.numPackagesForUser(userId); ++p) {
		for (int p = 0; p < mInQuotaAlarmListeners.numElementsForKey(userId); ++p) {
		final String pkgName = mInQuotaAlarmListeners.keyAt(u, p);
		QcAlarmListener alarmListener = mInQuotaAlarmListeners.valueAt(u, p);

		@@ -2667,9 +2580,9 @@ public final class QuotaController extends StateController {
		}
		});

		for (int u = 0; u < mPkgTimers.numUsers(); ++u) {
		for (int u = 0; u < mPkgTimers.numMaps(); ++u) {
		final int userId = mPkgTimers.keyAt(u);
		for (int p = 0; p < mPkgTimers.numPackagesForUser(userId); ++p) {
		for (int p = 0; p < mPkgTimers.numElementsForKey(userId); ++p) {
		final String pkgName = mPkgTimers.keyAt(u, p);
		final long psToken = proto.start(
		StateControllerProto.QuotaController.PACKAGE_STATS);

api/current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -48689,6 +48689,7 @@ package android.util {
		method public void append(int, E);
		method public void clear();
		method public android.util.SparseArray<E> clone();
		method public boolean contains(int);
		method public void delete(int);
		method public E get(int);
		method public E get(int, E);

api/test-current.txt

+19 −0

Original line number	Diff line number	Diff line
		@@ -4242,6 +4242,25 @@ package android.util {
		field public static final String SETTINGS_WIFITRACKER2 = "settings_wifitracker2";
		}

		public class SparseArrayMap<T> {
		ctor public SparseArrayMap();
		method public void add(int, @NonNull String, @Nullable T);
		method public void clear();
		method public boolean contains(int, @NonNull String);
		method public void delete(int);
		method @Nullable public T delete(int, @NonNull String);
		method public void forEach(@NonNull java.util.function.Consumer<T>);
		method @Nullable public T get(int, @NonNull String);
		method @Nullable public T getOrDefault(int, @NonNull String, T);
		method public int indexOfKey(int);
		method public int indexOfKey(int, @NonNull String);
		method public int keyAt(int);
		method @NonNull public String keyAt(int, int);
		method public int numElementsForKey(int);
		method public int numMaps();
		method @Nullable public T valueAt(int, int);
		}

		public class TimeUtils {
		method public static String formatDuration(long);
		}

core/java/android/util/SparseArray.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -103,6 +103,14 @@ public class SparseArray<E> implements Cloneable {
		return clone;
		}

		/**
		* Returns true if the key exists in the array. This is equivalent to
		* {@link #indexOfKey(int)} >= 0.
		*/
		public boolean contains(int key) {
		return indexOfKey(key) >= 0;
		}

		/**
		* Gets the Object mapped from the specified key, or <code>null</code>
		* if no such mapping has been made.

core/java/android/util/SparseArrayMap.java

0 → 100644

+159 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2019 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 android.util;

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.annotation.TestApi;

		import java.util.function.Consumer;

		/**
		* A sparse array of ArrayMaps, which is suitable for holding (userId, packageName)->object
		* associations.
		*
		* @param <T> Any class
		* @hide
		*/
		@TestApi
		public class SparseArrayMap<T> {
		private final SparseArray<ArrayMap<String, T>> mData = new SparseArray<>();

		/** Add an entry associating obj with the int-String pair. */
		public void add(int key, @NonNull String mapKey, @Nullable T obj) {
		ArrayMap<String, T> data = mData.get(key);
		if (data == null) {
		data = new ArrayMap<>();
		mData.put(key, data);
		}
		data.put(mapKey, obj);
		}

		/** Remove all entries from the map. */
		public void clear() {
		for (int i = 0; i < mData.size(); ++i) {
		mData.valueAt(i).clear();
		}
		}

		/** Return true if the structure contains an explicit entry for the int-String pair. */
		public boolean contains(int key, @NonNull String mapKey) {
		return mData.contains(key) && mData.get(key).containsKey(mapKey);
		}

		/** Removes all the data for the key, if there was any. */
		public void delete(int key) {
		mData.delete(key);
		}

		/**
		* Removes the data for the key and mapKey, if there was any.
		*
		* @return Returns the value that was stored under the keys, or null if there was none.
		*/
		@Nullable
		public T delete(int key, @NonNull String mapKey) {
		ArrayMap<String, T> data = mData.get(key);
		if (data != null) {
		return data.remove(mapKey);
		}
		return null;
		}

		/**
		* Get the value associated with the int-String pair.
		*/
		@Nullable
		public T get(int key, @NonNull String mapKey) {
		ArrayMap<String, T> data = mData.get(key);
		if (data != null) {
		return data.get(mapKey);
		}
		return null;
		}

		/**
		* Returns the value to which the specified key and mapKey are mapped, or defaultValue if this
		* map contains no mapping for them.
		*/
		@Nullable
		public T getOrDefault(int key, @NonNull String mapKey, T defaultValue) {
		if (mData.contains(key)) {
		ArrayMap<String, T> data = mData.get(key);
		if (data != null && data.containsKey(mapKey)) {
		return data.get(mapKey);
		}
		}
		return defaultValue;
		}

		/** @see SparseArray#indexOfKey */
		public int indexOfKey(int key) {
		return mData.indexOfKey(key);
		}

		/**
		* Returns the index of the mapKey.
		*
		* @see SparseArray#indexOfKey
		*/
		public int indexOfKey(int key, @NonNull String mapKey) {
		ArrayMap<String, T> data = mData.get(key);
		if (data != null) {
		return data.indexOfKey(mapKey);
		}
		return -1;
		}

		/** Returns the key at the given index. */
		public int keyAt(int index) {
		return mData.keyAt(index);
		}

		/** Returns the map's key at the given mapIndex for the given keyIndex. */
		@NonNull
		public String keyAt(int keyIndex, int mapIndex) {
		return mData.valueAt(keyIndex).keyAt(mapIndex);
		}

		/** Returns the size of the outer array. */
		public int numMaps() {
		return mData.size();
		}

		/** Returns the number of elements in the map of the given key. */
		public int numElementsForKey(int key) {
		ArrayMap<String, T> data = mData.get(key);
		return data == null ? 0 : data.size();
		}

		/** Returns the value T at the given key and map index. */
		@Nullable
		public T valueAt(int keyIndex, int mapIndex) {
		return mData.valueAt(keyIndex).valueAt(mapIndex);
		}

		/** Iterate through all int-String pairs and operate on all of the values. */
		public void forEach(@NonNull Consumer<T> consumer) {
		for (int i = numMaps() - 1; i >= 0; --i) {
		ArrayMap<String, T> data = mData.valueAt(i);
		for (int j = data.size() - 1; j >= 0; --j) {
		consumer.accept(data.valueAt(j));
		}
		}
		}
		}