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;
18 
19 import android.annotation.NonNull;
20 import android.content.pm.SharedLibraryInfo;
21 import android.content.pm.SigningDetails;
22 import android.util.ArrayMap;
23 
24 import com.android.server.pm.pkg.AndroidPackage;
25 
26 import java.util.ArrayList;
27 import java.util.List;
28 import java.util.Map;
29 
30 /**
31  * A container of all data needed to commit a package to in-memory data structures and to disk.
32  * TODO: move most of the data contained here into a PackageSetting for commit.
33  */
34 final class ReconciledPackage {
35     private final List<InstallRequest> mInstallRequests;
36     private final Map<String, AndroidPackage> mAllPackages;
37     @NonNull public final InstallRequest mInstallRequest;
38     public final DeletePackageAction mDeletePackageAction;
39     public final List<SharedLibraryInfo> mAllowedSharedLibraryInfos;
40     public final SigningDetails mSigningDetails;
41     public final boolean mSharedUserSignaturesChanged;
42     public ArrayList<SharedLibraryInfo> mCollectedSharedLibraryInfos;
43     public final boolean mRemoveAppKeySetData;
44 
ReconciledPackage(List<InstallRequest> installRequests, Map<String, AndroidPackage> allPackages, InstallRequest installRequest, DeletePackageAction deletePackageAction, List<SharedLibraryInfo> allowedSharedLibraryInfos, SigningDetails signingDetails, boolean sharedUserSignaturesChanged, boolean removeAppKeySetData)45     ReconciledPackage(List<InstallRequest> installRequests,
46             Map<String, AndroidPackage> allPackages,
47             InstallRequest installRequest,
48             DeletePackageAction deletePackageAction,
49             List<SharedLibraryInfo> allowedSharedLibraryInfos,
50             SigningDetails signingDetails,
51             boolean sharedUserSignaturesChanged,
52             boolean removeAppKeySetData) {
53         mInstallRequests = installRequests;
54         mAllPackages = allPackages;
55         mInstallRequest = installRequest;
56         mDeletePackageAction = deletePackageAction;
57         mAllowedSharedLibraryInfos = allowedSharedLibraryInfos;
58         mSigningDetails = signingDetails;
59         mSharedUserSignaturesChanged = sharedUserSignaturesChanged;
60         mRemoveAppKeySetData = removeAppKeySetData;
61     }
62 
63     /**
64      * Returns a combined set of packages containing the packages already installed combined
65      * with the package(s) currently being installed. The to-be installed packages take
66      * precedence and may shadow already installed packages.
67      */
getCombinedAvailablePackages()68     @NonNull Map<String, AndroidPackage> getCombinedAvailablePackages() {
69         final ArrayMap<String, AndroidPackage> combined =
70                 new ArrayMap<>(mAllPackages.size() + mInstallRequests.size());
71 
72         combined.putAll(mAllPackages);
73 
74         for (InstallRequest installRequest : mInstallRequests) {
75             combined.put(installRequest.getScannedPackageSetting().getPackageName(),
76                     installRequest.getParsedPackage());
77         }
78 
79         return combined;
80     }
81 }
82