1 /* 2 * Copyright (C) 2011 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; 18 19 import java.util.HashSet; 20 21 /** 22 * Settings data for a particular shared user ID we know about. 23 */ 24 final class SharedUserSetting extends GrantedPermissions { 25 final String name; 26 27 int userId; 28 29 // flags that are associated with this uid, regardless of any package flags 30 int uidFlags; 31 32 final HashSet<PackageSetting> packages = new HashSet<PackageSetting>(); 33 34 final PackageSignatures signatures = new PackageSignatures(); 35 SharedUserSetting(String _name, int _pkgFlags)36 SharedUserSetting(String _name, int _pkgFlags) { 37 super(_pkgFlags); 38 uidFlags = _pkgFlags; 39 name = _name; 40 } 41 42 @Override toString()43 public String toString() { 44 return "SharedUserSetting{" + Integer.toHexString(System.identityHashCode(this)) + " " 45 + name + "/" + userId + "}"; 46 } 47 removePackage(PackageSetting packageSetting)48 void removePackage(PackageSetting packageSetting) { 49 if (packages.remove(packageSetting)) { 50 // recalculate the pkgFlags for this shared user if needed 51 if ((this.pkgFlags & packageSetting.pkgFlags) != 0) { 52 int aggregatedFlags = uidFlags; 53 for (PackageSetting ps : packages) { 54 aggregatedFlags |= ps.pkgFlags; 55 } 56 setFlags(aggregatedFlags); 57 } 58 } 59 } 60 addPackage(PackageSetting packageSetting)61 void addPackage(PackageSetting packageSetting) { 62 if (packages.add(packageSetting)) { 63 setFlags(this.pkgFlags | packageSetting.pkgFlags); 64 } 65 } 66 } 67