Merge "Update condition to elevate a sync adapter to ACTIVE." into tm-dev

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

@@ -385,6 +385,22 @@ public class AppStandbyController
      */
     private final Map<String, String> mAppStandbyProperties = new ArrayMap<>();
 
+    /**
+     * List of app-ids of system packages, populated on boot, when system services are ready.
+     */
+    private final ArrayList<Integer> mSystemPackagesAppIds = new ArrayList<>();
+
+    /**
+     * PackageManager flags to query for all system packages, including those that are disabled
+     * and hidden.
+     */
+    private static final int SYSTEM_PACKAGE_FLAGS = PackageManager.MATCH_UNINSTALLED_PACKAGES
+            | PackageManager.MATCH_SYSTEM_ONLY
+            | PackageManager.MATCH_ANY_USER
+            | PackageManager.MATCH_HIDDEN_UNTIL_INSTALLED_COMPONENTS
+            | PackageManager.MATCH_DIRECT_BOOT_AWARE
+            | PackageManager.MATCH_DIRECT_BOOT_UNAWARE;
+
     /**
      * Whether we should allow apps into the
      * {@link android.app.usage.UsageStatsManager#STANDBY_BUCKET_RESTRICTED} bucket or not.
@@ -585,6 +601,14 @@ public class AppStandbyController
             if (mPendingOneTimeCheckIdleStates) {
                 postOneTimeCheckIdleStates();
             }
+
+            // Populate list of system packages and their app-ids.
+            final List<ApplicationInfo> systemApps = mPackageManager.getInstalledApplications(
+                    SYSTEM_PACKAGE_FLAGS);
+            for (int i = 0, size = systemApps.size(); i < size; i++) {
+                final ApplicationInfo appInfo = systemApps.get(i);
+                mSystemPackagesAppIds.add(UserHandle.getAppId(appInfo.uid));
+            }
         } else if (phase == PHASE_BOOT_COMPLETED) {
             setChargingState(mInjector.isCharging());
 
@@ -602,17 +626,18 @@ public class AppStandbyController
         // Get sync adapters for the authority
         String[] packages = ContentResolver.getSyncAdapterPackagesForAuthorityAsUser(
                 authority, userId);
+        final PackageManagerInternal pmi = mInjector.getPackageManagerInternal();
         final long elapsedRealtime = mInjector.elapsedRealtime();
-        for (String packageName: packages) {
+        for (String packageName : packages) {
-            // Only force the sync adapters to active if the provider is not in the same package and
+            // Don't force the sync adapter to active if the provider is in the same APK.
-            // the sync adapter is a system package.
+            if (packageName.equals(providerPkgName)) {
-            try {
-                PackageInfo pi = mPackageManager.getPackageInfoAsUser(
-                        packageName, PackageManager.MATCH_SYSTEM_ONLY, userId);
-                if (pi == null || pi.applicationInfo == null) {
                 continue;
             }
-                if (!packageName.equals(providerPkgName)) {
+
+            final int appId = UserHandle.getAppId(pmi.getPackageUid(packageName, 0, userId));
+            // Elevate the sync adapter to active if it's a system app or
+            // is a non-system app and shares its app id with a system app.
+            if (mSystemPackagesAppIds.contains(appId)) {
                 final List<UserHandle> linkedProfiles = getCrossProfileTargets(packageName,
                         userId);
                 synchronized (mAppIdleLock) {
@@ -621,9 +646,6 @@ public class AppStandbyController
                             elapsedRealtime, mSyncAdapterTimeoutMillis, linkedProfiles);
                 }
             }
-            } catch (PackageManager.NameNotFoundException e) {
-                // Shouldn't happen
-            }
         }
     }
 
@@ -2190,7 +2212,18 @@ public class AppStandbyController
             for (int i = mHeadlessSystemApps.size() - 1; i >= 0; --i) {
                 pw.print("  ");
                 pw.print(mHeadlessSystemApps.valueAt(i));
-                pw.println(",");
+                if (i != 0) pw.println(",");
+            }
+        }
+        pw.println("]");
+        pw.println();
+
+        pw.println("mSystemPackagesAppIds=[");
+        synchronized (mSystemPackagesAppIds) {
+            for (int i = mSystemPackagesAppIds.size() - 1; i >= 0; --i) {
+                pw.print("  ");
+                pw.print(mSystemPackagesAppIds.get(i));
+                if (i != 0) pw.println(",");
             }
         }
         pw.println("]");