1 /* 2 * Copyright (C) 2021 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 17 package com.android.server.pm.pkg; 18 19 import android.annotation.NonNull; 20 import android.annotation.Nullable; 21 import android.content.pm.ComponentInfo; 22 import android.content.pm.PackageManager; 23 import com.android.server.pm.pkg.component.ParsedMainComponent; 24 25 import android.util.SparseArray; 26 27 import com.android.server.pm.parsing.pkg.AndroidPackage; 28 29 public class PackageStateUtils { 30 isMatch(PackageState packageState, long flags)31 public static boolean isMatch(PackageState packageState, long flags) { 32 if ((flags & PackageManager.MATCH_SYSTEM_ONLY) != 0) { 33 return packageState.isSystem(); 34 } 35 return true; 36 } 37 queryInstalledUsers(PackageStateInternal pkgState, int[] users, boolean installed)38 public static int[] queryInstalledUsers(PackageStateInternal pkgState, int[] users, 39 boolean installed) { 40 int num = 0; 41 for (int user : users) { 42 if (pkgState.getUserStateOrDefault(user).isInstalled() == installed) { 43 num++; 44 } 45 } 46 int[] res = new int[num]; 47 num = 0; 48 for (int user : users) { 49 if (pkgState.getUserStateOrDefault(user).isInstalled() == installed) { 50 res[num] = user; 51 num++; 52 } 53 } 54 return res; 55 } 56 isEnabledAndMatches(@ullable PackageStateInternal packageState, ComponentInfo componentInfo, long flags, int userId)57 public static boolean isEnabledAndMatches(@Nullable PackageStateInternal packageState, 58 ComponentInfo componentInfo, long flags, int userId) { 59 if (packageState == null) return false; 60 61 final PackageUserStateInternal userState = packageState.getUserStateOrDefault(userId); 62 return PackageUserStateUtils.isMatch(userState, componentInfo, flags); 63 } 64 isEnabledAndMatches(@ullable PackageStateInternal packageState, @NonNull ParsedMainComponent component, long flags, int userId)65 public static boolean isEnabledAndMatches(@Nullable PackageStateInternal packageState, 66 @NonNull ParsedMainComponent component, long flags, int userId) { 67 if (packageState == null) { 68 return false; 69 } 70 71 final AndroidPackage pkg = packageState.getPkg(); 72 if (pkg == null) { 73 return false; 74 } 75 final PackageUserStateInternal userState = packageState.getUserStateOrDefault(userId); 76 return PackageUserStateUtils.isMatch(userState, packageState.isSystem(), 77 pkg.isEnabled(), component, flags); 78 } 79 80 /** 81 * Return the earliest non-zero first-install timestamp of an installed app among all the users, 82 * unless none of the users have a non-zero first-install timestamp. In that case, return 0. 83 */ getEarliestFirstInstallTime( @ullable SparseArray<? extends PackageUserStateInternal> userStatesInternal)84 public static long getEarliestFirstInstallTime( 85 @Nullable SparseArray<? extends PackageUserStateInternal> userStatesInternal) { 86 if (userStatesInternal == null || userStatesInternal.size() == 0) { 87 return 0; 88 } 89 long earliestFirstInstallTime = Long.MAX_VALUE; 90 for (int i = 0; i < userStatesInternal.size(); i++) { 91 final long firstInstallTime = userStatesInternal.valueAt(i).getFirstInstallTime(); 92 if (firstInstallTime != 0 && firstInstallTime < earliestFirstInstallTime) { 93 earliestFirstInstallTime = firstInstallTime; 94 } 95 } 96 return earliestFirstInstallTime == Long.MAX_VALUE ? 0 : earliestFirstInstallTime; 97 } 98 } 99