1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package android.webkit; 17 18 import android.content.Context; 19 import android.content.pm.ApplicationInfo; 20 import android.content.pm.PackageInfo; 21 import android.content.pm.PackageManager.NameNotFoundException; 22 import android.content.pm.UserInfo; 23 import android.os.Build; 24 import android.os.UserManager; 25 26 import java.util.ArrayList; 27 import java.util.List; 28 29 /** 30 * Utility class for storing a (user,PackageInfo) mapping. 31 * @hide 32 */ 33 public class UserPackage { 34 private final UserInfo mUserInfo; 35 private final PackageInfo mPackageInfo; 36 UserPackage(UserInfo user, PackageInfo packageInfo)37 public UserPackage(UserInfo user, PackageInfo packageInfo) { 38 this.mUserInfo = user; 39 this.mPackageInfo = packageInfo; 40 } 41 42 /** 43 * Returns a list of (User,PackageInfo) pairs corresponding to the PackageInfos for all 44 * device users for the package named {@param packageName}. 45 */ getPackageInfosAllUsers(Context context, String packageName, int packageFlags)46 public static List<UserPackage> getPackageInfosAllUsers(Context context, 47 String packageName, int packageFlags) { 48 List<UserInfo> users = getAllUsers(context); 49 List<UserPackage> userPackages = new ArrayList<UserPackage>(users.size()); 50 for (UserInfo user : users) { 51 PackageInfo packageInfo = null; 52 try { 53 packageInfo = context.getPackageManager().getPackageInfoAsUser( 54 packageName, packageFlags, user.id); 55 } catch (NameNotFoundException e) { 56 } 57 userPackages.add(new UserPackage(user, packageInfo)); 58 } 59 return userPackages; 60 } 61 62 /** 63 * Returns whether the given package is enabled. 64 * This state can be changed by the user from Settings->Apps 65 */ isEnabledPackage()66 public boolean isEnabledPackage() { 67 if (mPackageInfo == null) return false; 68 return mPackageInfo.applicationInfo.enabled; 69 } 70 71 /** 72 * Return true if the package is installed and not hidden 73 */ isInstalledPackage()74 public boolean isInstalledPackage() { 75 if (mPackageInfo == null) return false; 76 return (((mPackageInfo.applicationInfo.flags & ApplicationInfo.FLAG_INSTALLED) != 0) 77 && ((mPackageInfo.applicationInfo.privateFlags 78 & ApplicationInfo.PRIVATE_FLAG_HIDDEN) == 0)); 79 } 80 81 /** 82 * Returns whether the package represented by {@param packageInfo} targets a sdk version 83 * supported by the current framework version. 84 */ hasCorrectTargetSdkVersion(PackageInfo packageInfo)85 public static boolean hasCorrectTargetSdkVersion(PackageInfo packageInfo) { 86 return packageInfo.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.O; 87 } 88 getUserInfo()89 public UserInfo getUserInfo() { 90 return mUserInfo; 91 } 92 getPackageInfo()93 public PackageInfo getPackageInfo() { 94 return mPackageInfo; 95 } 96 97 getAllUsers(Context context)98 private static List<UserInfo> getAllUsers(Context context) { 99 UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE); 100 return userManager.getUsers(false); 101 } 102 103 } 104