| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.server.pm.parsing.library; |
| |
| import static com.android.server.pm.parsing.library.SharedLibraryNames.ANDROID_TEST_BASE; |
| import static com.android.server.pm.parsing.library.SharedLibraryNames.ANDROID_TEST_RUNNER; |
| |
| import android.annotation.NonNull; |
| import android.compat.annotation.ChangeId; |
| import android.compat.annotation.EnabledAfter; |
| import android.content.Context; |
| import android.os.Build; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.util.Log; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.compat.IPlatformCompat; |
| import com.android.server.pm.parsing.pkg.AndroidPackageUtils; |
| import com.android.server.pm.parsing.pkg.ParsedPackage; |
| import com.android.server.pm.pkg.AndroidPackage; |
| |
| /** |
| * Updates a package to ensure that if it targets <= Q that the android.test.base library is |
| * included by default. |
| * |
| * <p>This is separated out so that it can be conditionally included at build time depending on |
| * whether android.test.base is on the bootclasspath or not. In order to include this at |
| * build time, and remove android.test.base from the bootclasspath pass |
| * REMOVE_ATB_FROM_BCP=true on the build command line, otherwise this class will not be included |
| * and the |
| * |
| * @hide |
| */ |
| @VisibleForTesting |
| public class AndroidTestBaseUpdater extends PackageSharedLibraryUpdater { |
| private static final String TAG = "AndroidTestBaseUpdater"; |
| |
| /** |
| * Remove android.test.base library for apps that target SDK R or more and do not depend on |
| * android.test.runner (as it depends on classes from the android.test.base library). |
| */ |
| @ChangeId |
| @EnabledAfter(targetSdkVersion = Build.VERSION_CODES.Q) |
| private static final long REMOVE_ANDROID_TEST_BASE = 133396946L; |
| |
| private static boolean isChangeEnabled(@NonNull AndroidPackage pkg, boolean isSystemApp) { |
| // Do not ask platform compat for system apps to prevent a boot time regression in tests. |
| // b/142558883. |
| if (!isSystemApp) { |
| IPlatformCompat platformCompat = IPlatformCompat.Stub.asInterface( |
| ServiceManager.getService(Context.PLATFORM_COMPAT_SERVICE)); |
| try { |
| return platformCompat.isChangeEnabled(REMOVE_ANDROID_TEST_BASE, |
| AndroidPackageUtils.generateAppInfoWithoutState(pkg)); |
| } catch (RemoteException | NullPointerException e) { |
| Log.e(TAG, "Failed to get a response from PLATFORM_COMPAT_SERVICE", e); |
| } |
| } |
| // Fall back to previous behaviour. |
| return pkg.getTargetSdkVersion() > Build.VERSION_CODES.Q; |
| } |
| |
| @Override |
| public void updatePackage(ParsedPackage pkg, boolean isSystemApp, |
| boolean isUpdatedSystemApp) { |
| // Packages targeted at <= Q expect the classes in the android.test.base library |
| // to be accessible so this maintains backward compatibility by adding the |
| // android.test.base library to those packages. |
| if (!isChangeEnabled(pkg, isSystemApp)) { |
| prefixRequiredLibrary(pkg, ANDROID_TEST_BASE); |
| } else { |
| // If a package already depends on android.test.runner then add a dependency on |
| // android.test.base because android.test.runner depends on classes from the |
| // android.test.base library. |
| prefixImplicitDependency(pkg, ANDROID_TEST_RUNNER, ANDROID_TEST_BASE); |
| } |
| } |
| } |