| /* |
| * Copyright 2015-present Facebook, Inc. |
| * |
| * 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.facebook.buck.android; |
| |
| import com.facebook.buck.io.ProjectFilesystem; |
| import com.facebook.buck.java.JavaBinaryDescription; |
| import com.facebook.buck.model.BuildTarget; |
| import com.facebook.buck.model.BuildTargets; |
| import com.facebook.buck.model.Flavor; |
| import com.facebook.buck.model.ImmutableFlavor; |
| import com.facebook.buck.model.UnflavoredBuildTarget; |
| import com.facebook.buck.rules.BuildRule; |
| import com.facebook.buck.rules.BuildRuleParams; |
| import com.facebook.buck.rules.BuildRuleResolver; |
| import com.facebook.buck.rules.BuildRuleType; |
| import com.facebook.buck.rules.BuildRules; |
| import com.facebook.buck.rules.BuildTargetSourcePath; |
| import com.facebook.buck.rules.Description; |
| import com.facebook.buck.rules.ImmutableBuildRuleType; |
| import com.facebook.buck.rules.SourcePath; |
| import com.facebook.buck.rules.SourcePathResolver; |
| import com.facebook.infer.annotation.SuppressFieldNotInitialized; |
| import com.google.common.base.Optional; |
| import com.google.common.base.Suppliers; |
| import com.google.common.collect.ImmutableCollection; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.ImmutableSortedSet; |
| |
| import java.nio.file.Path; |
| import java.util.Collection; |
| |
| /** |
| * Description for a {@link BuildRule} that generates an {@code .aar} file. |
| * <p> |
| * This represents an Android Library Project packaged as an {@code .aar} bundle as specified by: |
| * <a> http://tools.android.com/tech-docs/new-build-system/aar-format </>. |
| * <p> |
| * Note that the {@code aar} may be specified as a {@link SourcePath}, so it could be either |
| * a binary {@code .aar} file checked into version control, or a zip file that conforms to the |
| * {@code .aar} specification that is generated by another build rule. |
| */ |
| public class AndroidAarDescription implements Description<AndroidAarDescription.Arg> { |
| |
| public static final BuildRuleType TYPE = ImmutableBuildRuleType.of("android_aar"); |
| |
| private static final Flavor AAR_ANDROID_MANIFEST_FLAVOR = |
| ImmutableFlavor.of("aar_android_manifest"); |
| private static final Flavor AAR_ASSEMBLE_RESOURCE_FLAVOR = |
| ImmutableFlavor.of("aar_assemble_resource"); |
| private static final Flavor AAR_ASSEMBLE_ASSETS_FLAVOR = |
| ImmutableFlavor.of("aar_assemble_assets"); |
| private static final Flavor AAR_ANDROID_RESOURCE_FLAVOR = |
| ImmutableFlavor.of("aar_android_resource"); |
| private static final Flavor AAR_JAVA_BINARY_FLAVOR = |
| ImmutableFlavor.of("aar_java_binary"); |
| |
| private final AndroidManifestDescription androidManifestDescription; |
| private final JavaBinaryDescription javaBinaryDescription; |
| |
| public AndroidAarDescription( |
| AndroidManifestDescription androidManifestDescription, |
| JavaBinaryDescription javaBinaryDescription) { |
| this.androidManifestDescription = androidManifestDescription; |
| this.javaBinaryDescription = javaBinaryDescription; |
| } |
| |
| @Override |
| public BuildRuleType getBuildRuleType() { |
| return TYPE; |
| } |
| |
| @Override |
| public Arg createUnpopulatedConstructorArg() { |
| return new Arg(); |
| } |
| |
| @Override |
| public <A extends Arg> BuildRule createBuildRule( |
| BuildRuleParams originalBuildRuleParams, |
| BuildRuleResolver resolver, |
| A args) { |
| |
| UnflavoredBuildTarget originalBuildTarget = |
| originalBuildRuleParams.getBuildTarget().checkUnflavored(); |
| SourcePathResolver pathResolver = new SourcePathResolver(resolver); |
| ImmutableList.Builder<BuildRule> depRules = ImmutableList.builder(); |
| |
| /* android_manifest */ |
| AndroidManifestDescription.Arg androidManifestArgs = |
| androidManifestDescription.createUnpopulatedConstructorArg(); |
| androidManifestArgs.skeleton = args.manifestSkeleton; |
| androidManifestArgs.deps = args.deps; |
| |
| BuildRuleParams androidManifestParams = originalBuildRuleParams.copyWithChanges( |
| AndroidManifestDescription.TYPE, |
| BuildTargets.createFlavoredBuildTarget(originalBuildTarget, AAR_ANDROID_MANIFEST_FLAVOR), |
| Suppliers.ofInstance(originalBuildRuleParams.getDeclaredDeps()), |
| Suppliers.ofInstance(originalBuildRuleParams.getExtraDeps())); |
| |
| AndroidManifest manifest = androidManifestDescription.createBuildRule( |
| androidManifestParams, |
| resolver, |
| androidManifestArgs); |
| depRules.add(resolver.addToIndex(manifest)); |
| |
| /* assemble dirs */ |
| AndroidPackageableCollector collector = |
| new AndroidPackageableCollector( |
| originalBuildRuleParams.getBuildTarget(), |
| ImmutableSet.<BuildTarget>of(), |
| ImmutableSet.<BuildTarget>of()); |
| collector.addPackageables(AndroidPackageableCollector.getPackageableRules( |
| originalBuildRuleParams.getDeps())); |
| ImmutableAndroidPackageableCollection packageableCollection = collector.build(); |
| |
| ImmutableSortedSet<BuildRule> androidResourceDeclaredDeps = |
| AndroidResourceHelper.androidResOnly(originalBuildRuleParams.getDeclaredDeps()); |
| ImmutableSortedSet<BuildRule> androidResourceExtraDeps = |
| AndroidResourceHelper.androidResOnly(originalBuildRuleParams.getExtraDeps()); |
| |
| BuildRuleParams assembleAssetsParams = originalBuildRuleParams.copyWithChanges( |
| originalBuildRuleParams.getBuildRuleType(), |
| BuildTargets.createFlavoredBuildTarget(originalBuildTarget, AAR_ASSEMBLE_ASSETS_FLAVOR), |
| Suppliers.ofInstance(androidResourceDeclaredDeps), |
| Suppliers.ofInstance(androidResourceExtraDeps)); |
| ImmutableCollection<SourcePath> assetsDirectories = getSourcePathForDirectories( |
| assembleAssetsParams.getProjectFilesystem(), |
| assembleAssetsParams.getBuildTarget(), |
| packageableCollection.getAssetsDirectories()); |
| AssembleDirectories assembleAssetsDirectories = new AssembleDirectories( |
| assembleAssetsParams, |
| pathResolver, |
| assetsDirectories); |
| depRules.add(resolver.addToIndex(assembleAssetsDirectories)); |
| |
| BuildRuleParams assembleResourceParams = originalBuildRuleParams.copyWithChanges( |
| originalBuildRuleParams.getBuildRuleType(), |
| BuildTargets.createFlavoredBuildTarget(originalBuildTarget, AAR_ASSEMBLE_RESOURCE_FLAVOR), |
| Suppliers.ofInstance(androidResourceDeclaredDeps), |
| Suppliers.ofInstance(androidResourceExtraDeps)); |
| ImmutableCollection<SourcePath> resDirectories = getSourcePathForDirectories( |
| assembleResourceParams.getProjectFilesystem(), |
| assembleResourceParams.getBuildTarget(), |
| packageableCollection.getResourceDetails().getResourceDirectories()); |
| AssembleDirectories assembleResourceDirectories = new AssembleDirectories( |
| assembleResourceParams, |
| pathResolver, |
| resDirectories); |
| depRules.add(resolver.addToIndex(assembleResourceDirectories)); |
| |
| /* android_resource */ |
| BuildRuleParams androidResourceParams = originalBuildRuleParams.copyWithChanges( |
| AndroidLibraryDescription.TYPE, |
| BuildTargets.createFlavoredBuildTarget(originalBuildTarget, AAR_ANDROID_RESOURCE_FLAVOR), |
| Suppliers.ofInstance(ImmutableSortedSet.<BuildRule>of( |
| manifest, |
| assembleAssetsDirectories, |
| assembleResourceDirectories)), |
| Suppliers.ofInstance(ImmutableSortedSet.<BuildRule>of())); |
| |
| AndroidResource androidResource = new AndroidResource( |
| androidResourceParams, |
| pathResolver, |
| /* deps */ ImmutableSortedSet.copyOf(depRules.build()), |
| assembleResourceDirectories.getPathToOutputFile(), |
| /* resSrcs */ ImmutableSortedSet.<Path>of(), |
| /* rDotJavaPackage */ null, |
| assembleAssetsDirectories.getPathToOutputFile(), |
| /* assetsSrcs */ ImmutableSortedSet.<Path>of(), |
| new BuildTargetSourcePath(manifest.getProjectFilesystem(), manifest.getBuildTarget()), |
| /* hasWhitelistedStrings */ false); |
| depRules.add(resolver.addToIndex(androidResource)); |
| |
| /* java_binary */ |
| JavaBinaryDescription.Args javaBinaryArgs = |
| javaBinaryDescription.createUnpopulatedConstructorArg(); |
| javaBinaryArgs.deps = args.deps; |
| javaBinaryArgs.mainClass = Optional.absent(); |
| javaBinaryArgs.manifestFile = Optional.absent(); |
| javaBinaryArgs.mergeManifests = Optional.absent(); |
| javaBinaryArgs.metaInfDirectory = Optional.absent(); |
| javaBinaryArgs.blacklist = Optional.absent(); |
| |
| BuildRuleParams javaBinaryParams = originalBuildRuleParams.copyWithChanges( |
| JavaBinaryDescription.TYPE, |
| BuildTargets.createFlavoredBuildTarget(originalBuildTarget, AAR_JAVA_BINARY_FLAVOR), |
| Suppliers.ofInstance(originalBuildRuleParams.getDeclaredDeps()), |
| Suppliers.ofInstance(originalBuildRuleParams.getExtraDeps())); |
| |
| BuildRule javaBinary = javaBinaryDescription.createBuildRule( |
| javaBinaryParams, |
| resolver, |
| javaBinaryArgs); |
| depRules.add(resolver.addToIndex(javaBinary)); |
| |
| /* android_aar */ |
| depRules.addAll( |
| getTargetsAsRules( |
| packageableCollection.getNativeLibsTargets(), |
| BuildTarget.of(originalBuildTarget), |
| resolver)); |
| |
| BuildRuleParams androidAarParams = originalBuildRuleParams.copyWithChanges( |
| TYPE, |
| BuildTarget.of(originalBuildTarget), |
| Suppliers.ofInstance(ImmutableSortedSet.copyOf(depRules.build())), |
| Suppliers.ofInstance(ImmutableSortedSet.<BuildRule>of())); |
| |
| return new AndroidAar( |
| androidAarParams, |
| pathResolver, |
| manifest, |
| androidResource, |
| javaBinary, |
| assembleResourceDirectories, |
| assembleAssetsDirectories, |
| packageableCollection.getNativeLibAssetsDirectories(), |
| packageableCollection.getNativeLibsDirectories()); |
| } |
| |
| private ImmutableSortedSet<BuildRule> getTargetsAsRules( |
| Collection<BuildTarget> buildTargets, |
| BuildTarget originalBuildTarget, |
| BuildRuleResolver ruleResolver) { |
| return BuildRules.toBuildRulesFor( |
| originalBuildTarget, |
| ruleResolver, |
| buildTargets, |
| /* allowNonExistentRules */ false); |
| } |
| |
| private ImmutableList<SourcePath> getSourcePathForDirectories( |
| ProjectFilesystem projectFilesystem, |
| BuildTarget buildTarget, |
| ImmutableCollection<Path> directories) { |
| ImmutableList.Builder<SourcePath> builder = ImmutableList.builder(); |
| for (Path directory : directories) { |
| builder.add(new BuildTargetSourcePath(projectFilesystem, buildTarget, directory)); |
| } |
| return builder.build(); |
| } |
| |
| @SuppressFieldNotInitialized |
| public static class Arg extends AndroidLibraryDescription.Arg { |
| public SourcePath manifestSkeleton; |
| } |
| } |
