| /* |
| * Copyright (C) 2020 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 com.android.server.blob; |
| |
| import static com.android.server.blob.BlobStoreConfig.TAG; |
| |
| import android.annotation.IdRes; |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.content.Context; |
| import android.content.pm.PackageManager; |
| import android.content.res.Resources; |
| import android.os.UserHandle; |
| import android.text.format.TimeMigrationUtils; |
| import android.util.Slog; |
| |
| class BlobStoreUtils { |
| private static final String DESC_RES_TYPE_STRING = "string"; |
| |
| @Nullable |
| static Resources getPackageResources(@NonNull Context context, |
| @NonNull String packageName, int userId) { |
| try { |
| return context.createContextAsUser(UserHandle.of(userId), /* flags */ 0) |
| .getPackageManager().getResourcesForApplication(packageName); |
| } catch (PackageManager.NameNotFoundException e) { |
| Slog.d(TAG, "Unknown package in user " + userId + ": " |
| + packageName, e); |
| return null; |
| } |
| } |
| |
| @IdRes |
| static int getDescriptionResourceId(@NonNull Resources resources, |
| @NonNull String resourceEntryName, @NonNull String packageName) { |
| return resources.getIdentifier(resourceEntryName, DESC_RES_TYPE_STRING, packageName); |
| } |
| |
| @IdRes |
| static int getDescriptionResourceId(@NonNull Context context, |
| @NonNull String resourceEntryName, @NonNull String packageName, int userId) { |
| final Resources resources = getPackageResources(context, packageName, userId); |
| return resources == null |
| ? Resources.ID_NULL |
| : getDescriptionResourceId(resources, resourceEntryName, packageName); |
| } |
| |
| @NonNull |
| static String formatTime(long timeMs) { |
| return TimeMigrationUtils.formatMillisWithFixedFormat(timeMs); |
| } |
| } |