Enabling ActivityTaskManagerService to retrieve PackageConfigUpdater for arbitrary packages. (bd66da8b) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/wm/ActivityTaskManagerInternal.java

+8 −1

Original line number	Diff line number	Diff line
		@@ -596,10 +596,17 @@ public abstract class ActivityTaskManagerInternal {
		public abstract boolean isBaseOfLockedTask(String packageName);

		/**
		* Create an interface to update configuration for an application.
		* Creates an interface to update configuration for the calling application.
		*/
		public abstract PackageConfigurationUpdater createPackageConfigurationUpdater();

		/**
		* Creates an interface to update configuration for an arbitrary application specified by it's
		* packageName and userId.
		*/
		public abstract PackageConfigurationUpdater createPackageConfigurationUpdater(
		String packageName, int userId);

		/**
		* An interface to update configuration for an application, and will persist override
		* configuration for this package.

services/core/java/com/android/server/wm/ActivityTaskManagerService.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -6558,6 +6558,13 @@ public class ActivityTaskManagerService extends IActivityTaskManager.Stub {
		ActivityTaskManagerService.this);
		}

		@Override
		public PackageConfigurationUpdater createPackageConfigurationUpdater(
		String packageName , int userId) {
		return new PackageConfigurationUpdaterImpl(packageName, userId,
		ActivityTaskManagerService.this);
		}

		@Override
		public boolean hasSystemAlertWindowPermission(int callingUid, int callingPid,
		String callingPackage) {

services/core/java/com/android/server/wm/PackageConfigurationUpdaterImpl.java

+51 −11

Original line number	Diff line number	Diff line
		@@ -16,26 +16,40 @@

		package com.android.server.wm;

		import android.content.pm.PackageManager;
		import android.os.Binder;
		import android.os.LocaleList;
		import android.util.ArraySet;
		import android.util.Slog;

		import java.util.Optional;

		/**
		* An implementation of {@link ActivityTaskManagerInternal.PackageConfigurationUpdater}.
		*/
		final class PackageConfigurationUpdaterImpl implements
		ActivityTaskManagerInternal.PackageConfigurationUpdater {
		private static final String TAG = "PackageConfigurationUpdaterImpl";
		private final int mPid;
		private final Optional<Integer> mPid;
		private Integer mNightMode;
		private LocaleList mLocales;
		private String mPackageName;
		private int mUserId;
		private ActivityTaskManagerService mAtm;

		PackageConfigurationUpdaterImpl(int pid, ActivityTaskManagerService atm) {
		mPid = pid;
		mPid = Optional.of(pid);
		mAtm = atm;
		}

		PackageConfigurationUpdaterImpl(String packageName, int userId,
		ActivityTaskManagerService atm) {
		mPackageName = packageName;
		mUserId = userId;
		mAtm = atm;
		mPid = Optional.empty();
		}

		@Override
		public ActivityTaskManagerInternal.PackageConfigurationUpdater setNightMode(int nightMode) {
		synchronized (this) {
		@@ -59,16 +73,29 @@ final class PackageConfigurationUpdaterImpl implements
		synchronized (mAtm.mGlobalLock) {
		final long ident = Binder.clearCallingIdentity();
		try {
		final WindowProcessController wpc = mAtm.mProcessMap.getProcess(mPid);
		final int uid;
		if (mPid.isPresent()) {
		WindowProcessController wpc = mAtm.mProcessMap.getProcess(mPid.get());
		if (wpc == null) {
		Slog.w(TAG, "Override application configuration: cannot find pid " + mPid);
		Slog.w(TAG, "commit: Override application configuration failed: "
		+ "cannot find pid " + mPid);
		return;
		}
		LocaleList localesOverride = LocaleOverlayHelper.combineLocalesIfOverlayExists(
		mLocales, mAtm.getGlobalConfiguration().getLocales());
		wpc.applyAppSpecificConfig(mNightMode, localesOverride);
		wpc.updateAppSpecificSettingsForAllActivities(mNightMode, localesOverride);
		mAtm.mPackageConfigPersister.updateFromImpl(wpc.mName, wpc.mUserId, this);
		uid = wpc.mUid;
		mUserId = wpc.mUserId;
		mPackageName = wpc.mInfo.packageName;
		} else {
		uid = mAtm.getPackageManagerInternalLocked().getPackageUid(mPackageName,
		/* flags = */ PackageManager.MATCH_ALL, mUserId);
		if (uid < 0) {
		Slog.w(TAG, "commit: update of application configuration failed: "
		+ "userId or packageName not valid " + mUserId);
		return;
		}
		}
		updateConfig(uid, mPackageName);
		mAtm.mPackageConfigPersister.updateFromImpl(mPackageName, mUserId, this);

		} finally {
		Binder.restoreCallingIdentity(ident);
		}
		@@ -76,6 +103,19 @@ final class PackageConfigurationUpdaterImpl implements
		}
		}

		private void updateConfig(int uid, String packageName) {
		final ArraySet<WindowProcessController> processes = mAtm.mProcessMap.getProcesses(uid);
		if (processes == null) return;
		for (int i = processes.size() - 1; i >= 0; i--) {
		final WindowProcessController wpc = processes.valueAt(i);
		if (!wpc.mInfo.packageName.equals(packageName)) continue;
		LocaleList localesOverride = LocaleOverlayHelper.combineLocalesIfOverlayExists(
		mLocales, mAtm.getGlobalConfiguration().getLocales());
		wpc.applyAppSpecificConfig(mNightMode, localesOverride);
		wpc.updateAppSpecificSettingsForAllActivities(mNightMode, localesOverride);
		}
		}

		Integer getNightMode() {
		return mNightMode;
		}

services/core/java/com/android/server/wm/WindowProcessController.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -264,7 +264,7 @@ public class WindowProcessController extends ConfigurationContainer<Configuratio
		}

		onConfigurationChanged(atm.getGlobalConfiguration());
		mAtm.mPackageConfigPersister.updateConfigIfNeeded(this, mUserId, mName);
		mAtm.mPackageConfigPersister.updateConfigIfNeeded(this, mUserId, mInfo.packageName);
		}

		public void setPid(int pid) {