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.role.controller.behavior.v31; 18 19 import android.content.Context; 20 import android.content.pm.PackageManager; 21 import android.os.Process; 22 import android.os.UserHandle; 23 24 import androidx.annotation.NonNull; 25 import androidx.annotation.Nullable; 26 27 import com.android.role.controller.model.Role; 28 import com.android.role.controller.model.RoleBehavior; 29 import com.android.role.controller.util.UserUtils; 30 31 /** 32 * Class for behavior of the system shell role. 33 */ 34 public class SystemShellRoleBehavior implements RoleBehavior { 35 @Nullable 36 @Override isPackageQualifiedAsUser(@onNull Role role, @NonNull String packageName, @NonNull UserHandle user, @NonNull Context context)37 public Boolean isPackageQualifiedAsUser(@NonNull Role role, @NonNull String packageName, 38 @NonNull UserHandle user, @NonNull Context context) { 39 Context userContext = UserUtils.getUserContext(context, user); 40 PackageManager userPackageManager = userContext.getPackageManager(); 41 int uid; 42 try { 43 uid = userPackageManager.getPackageUid(packageName, 0); 44 } catch (PackageManager.NameNotFoundException e) { 45 return false; 46 } 47 int appId = UserHandle.getAppId(uid); 48 return appId == Process.SHELL_UID; 49 } 50 } 51