| /* |
| * Copyright (C) 2017 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. |
| */ |
| |
| #include "MultiApkGenerator.h" |
| |
| #include <algorithm> |
| #include <string> |
| |
| #include "androidfw/StringPiece.h" |
| |
| #include "LoadedApk.h" |
| #include "configuration/ConfigurationParser.h" |
| #include "filter/AbiFilter.h" |
| #include "filter/Filter.h" |
| #include "flatten/Archive.h" |
| #include "optimize/VersionCollapser.h" |
| #include "process/IResourceTableConsumer.h" |
| #include "split/TableSplitter.h" |
| #include "util/Files.h" |
| |
| namespace aapt { |
| |
| using ::aapt::configuration::AndroidSdk; |
| using ::aapt::configuration::Artifact; |
| using ::aapt::configuration::PostProcessingConfiguration; |
| using ::android::StringPiece; |
| |
| /** |
| * Context wrapper that allows the min Android SDK value to be overridden. |
| */ |
| class ContextWrapper : public IAaptContext { |
| public: |
| explicit ContextWrapper(IAaptContext* context) |
| : context_(context), min_sdk_(context_->GetMinSdkVersion()) { |
| } |
| |
| PackageType GetPackageType() override { |
| return context_->GetPackageType(); |
| } |
| |
| SymbolTable* GetExternalSymbols() override { |
| return context_->GetExternalSymbols(); |
| } |
| |
| IDiagnostics* GetDiagnostics() override { |
| return context_->GetDiagnostics(); |
| } |
| |
| const std::string& GetCompilationPackage() override { |
| return context_->GetCompilationPackage(); |
| } |
| |
| uint8_t GetPackageId() override { |
| return context_->GetPackageId(); |
| } |
| |
| NameMangler* GetNameMangler() override { |
| return context_->GetNameMangler(); |
| } |
| |
| bool IsVerbose() override { |
| return context_->IsVerbose(); |
| } |
| |
| int GetMinSdkVersion() override { |
| return min_sdk_; |
| } |
| |
| void SetMinSdkVersion(int min_sdk) { |
| min_sdk_ = min_sdk; |
| } |
| |
| private: |
| IAaptContext* context_; |
| |
| int min_sdk_ = -1; |
| }; |
| |
| MultiApkGenerator::MultiApkGenerator(LoadedApk* apk, IAaptContext* context) |
| : apk_(apk), context_(context) { |
| } |
| |
| bool MultiApkGenerator::FromBaseApk(const MultiApkGeneratorOptions& options) { |
| // TODO(safarmer): Handle APK version codes for the generated APKs. |
| IDiagnostics* diag = context_->GetDiagnostics(); |
| const PostProcessingConfiguration& config = options.config; |
| |
| const std::string& apk_name = file::GetFilename(apk_->GetSource().path).to_string(); |
| const StringPiece ext = file::GetExtension(apk_name); |
| const std::string base_name = apk_name.substr(0, apk_name.rfind(ext.to_string())); |
| |
| // For now, just write out the stripped APK since ABI splitting doesn't modify anything else. |
| for (const Artifact& artifact : config.artifacts) { |
| FilterChain filters; |
| |
| if (!artifact.name && !config.artifact_format) { |
| diag->Error( |
| DiagMessage() << "Artifact does not have a name and no global name template defined"); |
| return false; |
| } |
| |
| Maybe<std::string> artifact_name = |
| (artifact.name) ? artifact.Name(apk_name, diag) |
| : artifact.ToArtifactName(config.artifact_format.value(), apk_name, diag); |
| |
| if (!artifact_name) { |
| diag->Error(DiagMessage() << "Could not determine split APK artifact name"); |
| return false; |
| } |
| |
| std::unique_ptr<ResourceTable> table = |
| FilterTable(artifact, config, *apk_->GetResourceTable(), &filters); |
| if (!table) { |
| return false; |
| } |
| |
| std::string out = options.out_dir; |
| if (!file::mkdirs(out)) { |
| context_->GetDiagnostics()->Warn(DiagMessage() << "could not create out dir: " << out); |
| } |
| file::AppendPath(&out, artifact_name.value()); |
| |
| if (context_->IsVerbose()) { |
| context_->GetDiagnostics()->Note(DiagMessage() << "Generating split: " << out); |
| } |
| |
| std::unique_ptr<IArchiveWriter> writer = |
| CreateZipFileArchiveWriter(context_->GetDiagnostics(), out); |
| |
| if (context_->IsVerbose()) { |
| diag->Note(DiagMessage() << "Writing output: " << out); |
| } |
| |
| if (!apk_->WriteToArchive(context_, table.get(), options.table_flattener_options, &filters, |
| writer.get())) { |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| std::unique_ptr<ResourceTable> MultiApkGenerator::FilterTable( |
| const configuration::Artifact& artifact, |
| const configuration::PostProcessingConfiguration& config, const ResourceTable& old_table, |
| FilterChain* filters) { |
| TableSplitterOptions splits; |
| AxisConfigFilter axis_filter; |
| ContextWrapper wrappedContext{context_}; |
| |
| if (artifact.abi_group) { |
| const std::string& group_name = artifact.abi_group.value(); |
| |
| auto group = config.abi_groups.find(group_name); |
| // TODO: Remove validation when configuration parser ensures referential integrity. |
| if (group == config.abi_groups.end()) { |
| context_->GetDiagnostics()->Error(DiagMessage() << "could not find referenced ABI group '" |
| << group_name << "'"); |
| return {}; |
| } |
| filters->AddFilter(AbiFilter::FromAbiList(group->second)); |
| } |
| |
| if (artifact.screen_density_group) { |
| const std::string& group_name = artifact.screen_density_group.value(); |
| |
| auto group = config.screen_density_groups.find(group_name); |
| // TODO: Remove validation when configuration parser ensures referential integrity. |
| if (group == config.screen_density_groups.end()) { |
| context_->GetDiagnostics()->Error(DiagMessage() << "could not find referenced group '" |
| << group_name << "'"); |
| return {}; |
| } |
| |
| const std::vector<ConfigDescription>& densities = group->second; |
| for(const auto& density_config : densities) { |
| splits.preferred_densities.push_back(density_config.density); |
| } |
| } |
| |
| if (artifact.locale_group) { |
| const std::string& group_name = artifact.locale_group.value(); |
| auto group = config.locale_groups.find(group_name); |
| // TODO: Remove validation when configuration parser ensures referential integrity. |
| if (group == config.locale_groups.end()) { |
| context_->GetDiagnostics()->Error(DiagMessage() << "could not find referenced group '" |
| << group_name << "'"); |
| return {}; |
| } |
| |
| const std::vector<ConfigDescription>& locales = group->second; |
| for (const auto& locale : locales) { |
| axis_filter.AddConfig(locale); |
| } |
| splits.config_filter = &axis_filter; |
| } |
| |
| if (artifact.android_sdk_group) { |
| const std::string& group_name = artifact.android_sdk_group.value(); |
| auto group = config.android_sdk_groups.find(group_name); |
| // TODO: Remove validation when configuration parser ensures referential integrity. |
| if (group == config.android_sdk_groups.end()) { |
| context_->GetDiagnostics()->Error(DiagMessage() << "could not find referenced group '" |
| << group_name << "'"); |
| return {}; |
| } |
| |
| const AndroidSdk& sdk = group->second; |
| if (!sdk.min_sdk_version) { |
| context_->GetDiagnostics()->Error(DiagMessage() |
| << "skipping SDK version. No min SDK: " << group_name); |
| return {}; |
| } |
| |
| ConfigDescription c; |
| const std::string& version = sdk.min_sdk_version.value(); |
| if (!ConfigDescription::Parse(version, &c)) { |
| context_->GetDiagnostics()->Error(DiagMessage() << "could not parse min SDK: " << version); |
| return {}; |
| } |
| |
| wrappedContext.SetMinSdkVersion(c.sdkVersion); |
| } |
| |
| std::unique_ptr<ResourceTable> table = old_table.Clone(); |
| |
| VersionCollapser collapser; |
| if (!collapser.Consume(context_, table.get())) { |
| context_->GetDiagnostics()->Error(DiagMessage() << "Failed to strip versioned resources"); |
| return {}; |
| } |
| |
| TableSplitter splitter{{}, splits}; |
| splitter.SplitTable(table.get()); |
| return table; |
| } |
| |
| } // namespace aapt |