Use existing API to implement isInstantApp(int uid). (94ef1856) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/role/RoleManagerService.java

+20 −1

Original line number	Diff line number	Diff line
		@@ -636,7 +636,7 @@ public class RoleManagerService extends SystemService implements RoleUserState.C
		getContext().enforceCallingOrSelfPermission(
		android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null);
		}
		if (mPackageManagerInternal.getInstantAppPackageName(callingUid) != null) {
		if (isInstantApp(callingUid)) {
		return null;
		}

		@@ -649,6 +649,25 @@ public class RoleManagerService extends SystemService implements RoleUserState.C
		}
		}

		private boolean isInstantApp(int uid) {
		final long identity = Binder.clearCallingIdentity();
		try {
		final UserHandle user = UserHandle.getUserHandleForUid(uid);
		final Context userContext = getContext().createContextAsUser(user, 0);
		final PackageManager userPackageManager = userContext.getPackageManager();
		// Instant apps can not have shared UID, so it's safe to check only the first
		// package name here.
		final String packageName = ArrayUtils.firstOrNull(
		userPackageManager.getPackagesForUid(uid));
		if (packageName == null) {
		return false;
		}
		return userPackageManager.isInstantApp(packageName);
		} finally {
		Binder.restoreCallingIdentity(identity);
		}
		}

		@Override
		public boolean setBrowserRoleHolder(@Nullable String packageName, @UserIdInt int userId) {
		final Context context = getContext();