433 lines
13 KiB
Go
433 lines
13 KiB
Go
// Copyright 2018 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package java
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import (
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"android/soong/android"
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"strings"
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"github.com/google/blueprint"
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"github.com/google/blueprint/proptools"
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)
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type AndroidLibraryDependency interface {
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Dependency
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ExportPackage() android.Path
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}
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func init() {
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android.RegisterModuleType("android_library_import", AARImportFactory)
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android.RegisterModuleType("android_library", AndroidLibraryFactory)
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}
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//
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// AAR (android library)
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//
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type androidLibraryProperties struct {
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BuildAAR bool `blueprint:"mutated"`
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}
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type aaptProperties struct {
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// flags passed to aapt when creating the apk
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Aaptflags []string
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// list of directories relative to the Blueprints file containing assets.
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// Defaults to "assets"
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Asset_dirs []string
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// list of directories relative to the Blueprints file containing
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// Android resources
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Resource_dirs []string
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// path to AndroidManifest.xml. If unset, defaults to "AndroidManifest.xml".
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Manifest *string
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}
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type aapt struct {
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aaptSrcJar android.Path
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exportPackage android.Path
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manifestPath android.Path
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proguardOptionsFile android.Path
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rroDirs android.Paths
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rTxt android.Path
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aaptProperties aaptProperties
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}
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func (a *aapt) ExportPackage() android.Path {
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return a.exportPackage
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}
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func (a *aapt) aapt2Flags(ctx android.ModuleContext, sdkVersion string) (flags []string, deps android.Paths,
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resDirs, overlayDirs []globbedResourceDir, overlayFiles, rroDirs android.Paths, manifestPath android.Path) {
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hasVersionCode := false
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hasVersionName := false
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for _, f := range a.aaptProperties.Aaptflags {
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if strings.HasPrefix(f, "--version-code") {
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hasVersionCode = true
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} else if strings.HasPrefix(f, "--version-name") {
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hasVersionName = true
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}
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}
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var linkFlags []string
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// Flags specified in Android.bp
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linkFlags = append(linkFlags, a.aaptProperties.Aaptflags...)
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linkFlags = append(linkFlags, "--no-static-lib-packages")
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// Find implicit or explicit asset and resource dirs
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assetDirs := android.PathsWithOptionalDefaultForModuleSrc(ctx, a.aaptProperties.Asset_dirs, "assets")
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resourceDirs := android.PathsWithOptionalDefaultForModuleSrc(ctx, a.aaptProperties.Resource_dirs, "res")
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var linkDeps android.Paths
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// Glob directories into lists of paths
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for _, dir := range resourceDirs {
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resDirs = append(resDirs, globbedResourceDir{
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dir: dir,
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files: androidResourceGlob(ctx, dir),
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})
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resOverlayDirs, resRRODirs := overlayResourceGlob(ctx, dir)
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overlayDirs = append(overlayDirs, resOverlayDirs...)
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rroDirs = append(rroDirs, resRRODirs...)
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}
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var assetFiles android.Paths
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for _, dir := range assetDirs {
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assetFiles = append(assetFiles, androidResourceGlob(ctx, dir)...)
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}
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// App manifest file
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manifestFile := proptools.StringDefault(a.aaptProperties.Manifest, "AndroidManifest.xml")
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manifestPath = android.PathForModuleSrc(ctx, manifestFile)
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linkFlags = append(linkFlags, "--manifest "+manifestPath.String())
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linkDeps = append(linkDeps, manifestPath)
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linkFlags = append(linkFlags, android.JoinWithPrefix(assetDirs.Strings(), "-A "))
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linkDeps = append(linkDeps, assetFiles...)
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staticLibs, libDeps, libFlags := aaptLibs(ctx, sdkVersion)
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overlayFiles = append(overlayFiles, staticLibs...)
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linkDeps = append(linkDeps, libDeps...)
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linkFlags = append(linkFlags, libFlags...)
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// SDK version flags
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switch sdkVersion {
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case "", "current", "system_current", "test_current":
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sdkVersion = proptools.NinjaEscape([]string{ctx.Config().DefaultAppTargetSdk()})[0]
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}
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linkFlags = append(linkFlags, "--min-sdk-version "+sdkVersion)
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linkFlags = append(linkFlags, "--target-sdk-version "+sdkVersion)
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// Version code
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if !hasVersionCode {
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linkFlags = append(linkFlags, "--version-code", ctx.Config().PlatformSdkVersion())
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}
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if !hasVersionName {
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versionName := proptools.NinjaEscape([]string{ctx.Config().AppsDefaultVersionName()})[0]
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linkFlags = append(linkFlags, "--version-name ", versionName)
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}
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return linkFlags, linkDeps, resDirs, overlayDirs, overlayFiles, rroDirs, manifestPath
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}
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func (a *aapt) deps(ctx android.BottomUpMutatorContext, sdkVersion string) {
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if !ctx.Config().UnbundledBuild() {
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sdkDep := decodeSdkDep(ctx, sdkVersion)
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if sdkDep.frameworkResModule != "" {
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ctx.AddDependency(ctx.Module(), frameworkResTag, sdkDep.frameworkResModule)
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}
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}
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}
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func (a *aapt) buildActions(ctx android.ModuleContext, sdkVersion string, extraLinkFlags ...string) {
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linkFlags, linkDeps, resDirs, overlayDirs, overlayFiles, rroDirs, manifestPath := a.aapt2Flags(ctx, sdkVersion)
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linkFlags = append(linkFlags, extraLinkFlags...)
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packageRes := android.PathForModuleOut(ctx, "package-res.apk")
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srcJar := android.PathForModuleGen(ctx, "R.jar")
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proguardOptionsFile := android.PathForModuleGen(ctx, "proguard.options")
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rTxt := android.PathForModuleOut(ctx, "R.txt")
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var compiledRes, compiledOverlay android.Paths
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for _, dir := range resDirs {
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compiledRes = append(compiledRes, aapt2Compile(ctx, dir.dir, dir.files).Paths()...)
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}
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for _, dir := range overlayDirs {
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compiledOverlay = append(compiledOverlay, aapt2Compile(ctx, dir.dir, dir.files).Paths()...)
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}
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compiledOverlay = append(compiledOverlay, overlayFiles...)
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aapt2Link(ctx, packageRes, srcJar, proguardOptionsFile, rTxt,
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linkFlags, linkDeps, compiledRes, compiledOverlay)
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a.aaptSrcJar = srcJar
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a.exportPackage = packageRes
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a.manifestPath = manifestPath
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a.proguardOptionsFile = proguardOptionsFile
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a.rroDirs = rroDirs
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a.rTxt = rTxt
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}
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// aaptLibs collects libraries from dependencies and sdk_version and converts them into paths
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func aaptLibs(ctx android.ModuleContext, sdkVersion string) (staticLibs, deps android.Paths, flags []string) {
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var sharedLibs android.Paths
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sdkDep := decodeSdkDep(ctx, sdkVersion)
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if sdkDep.useFiles {
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sharedLibs = append(sharedLibs, sdkDep.jar)
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}
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ctx.VisitDirectDeps(func(module android.Module) {
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var exportPackage android.Path
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if aarDep, ok := module.(AndroidLibraryDependency); ok {
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exportPackage = aarDep.ExportPackage()
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}
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switch ctx.OtherModuleDependencyTag(module) {
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case libTag, frameworkResTag:
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if exportPackage != nil {
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sharedLibs = append(sharedLibs, exportPackage)
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}
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case staticLibTag:
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if exportPackage != nil {
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staticLibs = append(staticLibs, exportPackage)
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}
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}
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})
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deps = append(deps, sharedLibs...)
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deps = append(deps, staticLibs...)
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if len(staticLibs) > 0 {
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flags = append(flags, "--auto-add-overlay")
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}
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for _, sharedLib := range sharedLibs {
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flags = append(flags, "-I "+sharedLib.String())
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}
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return staticLibs, deps, flags
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}
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type AndroidLibrary struct {
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Library
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aapt
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androidLibraryProperties androidLibraryProperties
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aarFile android.WritablePath
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}
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var _ AndroidLibraryDependency = (*AndroidLibrary)(nil)
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func (a *AndroidLibrary) DepsMutator(ctx android.BottomUpMutatorContext) {
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a.Module.deps(ctx)
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if !Bool(a.properties.No_framework_libs) && !Bool(a.properties.No_standard_libs) {
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a.aapt.deps(ctx, String(a.deviceProperties.Sdk_version))
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}
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}
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func (a *AndroidLibrary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
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a.aapt.buildActions(ctx, String(a.deviceProperties.Sdk_version), "--static-lib")
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ctx.CheckbuildFile(a.proguardOptionsFile)
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ctx.CheckbuildFile(a.exportPackage)
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ctx.CheckbuildFile(a.aaptSrcJar)
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// apps manifests are handled by aapt, don't let Module see them
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a.properties.Manifest = nil
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a.Module.extraProguardFlagFiles = append(a.Module.extraProguardFlagFiles,
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a.proguardOptionsFile)
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a.Module.compile(ctx, a.aaptSrcJar)
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a.aarFile = android.PathForOutput(ctx, ctx.ModuleName()+".aar")
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var res android.Paths
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if a.androidLibraryProperties.BuildAAR {
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BuildAAR(ctx, a.aarFile, a.outputFile, a.manifestPath, a.rTxt, res)
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ctx.CheckbuildFile(a.aarFile)
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}
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}
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func AndroidLibraryFactory() android.Module {
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module := &AndroidLibrary{}
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module.AddProperties(
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&module.Module.properties,
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&module.Module.deviceProperties,
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&module.Module.protoProperties,
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&module.aaptProperties,
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&module.androidLibraryProperties)
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module.androidLibraryProperties.BuildAAR = true
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android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibCommon)
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return module
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}
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//
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// AAR (android library) prebuilts
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//
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type AARImportProperties struct {
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Aars []string
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Sdk_version *string
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Static_libs []string
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Libs []string
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}
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type AARImport struct {
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android.ModuleBase
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prebuilt android.Prebuilt
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properties AARImportProperties
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classpathFile android.WritablePath
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proguardFlags android.WritablePath
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exportPackage android.WritablePath
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}
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var _ AndroidLibraryDependency = (*AARImport)(nil)
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func (a *AARImport) ExportPackage() android.Path {
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return a.exportPackage
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}
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func (a *AARImport) Prebuilt() *android.Prebuilt {
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return &a.prebuilt
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}
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func (a *AARImport) Name() string {
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return a.prebuilt.Name(a.ModuleBase.Name())
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}
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func (a *AARImport) DepsMutator(ctx android.BottomUpMutatorContext) {
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if !ctx.Config().UnbundledBuild() {
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sdkDep := decodeSdkDep(ctx, String(a.properties.Sdk_version))
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if sdkDep.useModule && sdkDep.frameworkResModule != "" {
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ctx.AddDependency(ctx.Module(), frameworkResTag, sdkDep.frameworkResModule)
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}
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}
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ctx.AddDependency(ctx.Module(), staticLibTag, a.properties.Libs...)
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ctx.AddDependency(ctx.Module(), staticLibTag, a.properties.Static_libs...)
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}
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// Unzip an AAR into its constituent files and directories. Any files in Outputs that don't exist in the AAR will be
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// touched to create an empty file, and any directories in $expectedDirs will be created.
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var unzipAAR = pctx.AndroidStaticRule("unzipAAR",
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blueprint.RuleParams{
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Command: `rm -rf $outDir && mkdir -p $outDir $expectedDirs && ` +
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`unzip -qo -d $outDir $in && touch $out`,
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},
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"expectedDirs", "outDir")
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func (a *AARImport) GenerateAndroidBuildActions(ctx android.ModuleContext) {
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if len(a.properties.Aars) != 1 {
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ctx.PropertyErrorf("aars", "exactly one aar is required")
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return
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}
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aar := android.PathForModuleSrc(ctx, a.properties.Aars[0])
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extractedAARDir := android.PathForModuleOut(ctx, "aar")
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extractedResDir := extractedAARDir.Join(ctx, "res")
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a.classpathFile = extractedAARDir.Join(ctx, "classes.jar")
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a.proguardFlags = extractedAARDir.Join(ctx, "proguard.txt")
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manifest := extractedAARDir.Join(ctx, "AndroidManifest.xml")
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ctx.Build(pctx, android.BuildParams{
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Rule: unzipAAR,
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Input: aar,
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Outputs: android.WritablePaths{a.classpathFile, a.proguardFlags, manifest},
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Description: "unzip AAR",
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Args: map[string]string{
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"expectedDirs": extractedResDir.String(),
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"outDir": extractedAARDir.String(),
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},
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})
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compiledResDir := android.PathForModuleOut(ctx, "flat-res")
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aaptCompileDeps := android.Paths{a.classpathFile}
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aaptCompileDirs := android.Paths{extractedResDir}
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flata := compiledResDir.Join(ctx, "gen_res.flata")
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aapt2CompileDirs(ctx, flata, aaptCompileDirs, aaptCompileDeps)
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a.exportPackage = android.PathForModuleOut(ctx, "package-res.apk")
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srcJar := android.PathForModuleGen(ctx, "R.jar")
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proguardOptionsFile := android.PathForModuleGen(ctx, "proguard.options")
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rTxt := android.PathForModuleOut(ctx, "R.txt")
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var linkDeps android.Paths
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linkFlags := []string{
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"--static-lib",
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"--no-static-lib-packages",
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"--auto-add-overlay",
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}
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linkFlags = append(linkFlags, "--manifest "+manifest.String())
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linkDeps = append(linkDeps, manifest)
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staticLibs, libDeps, libFlags := aaptLibs(ctx, String(a.properties.Sdk_version))
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linkDeps = append(linkDeps, libDeps...)
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linkFlags = append(linkFlags, libFlags...)
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overlayRes := append(android.Paths{flata}, staticLibs...)
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aapt2Link(ctx, a.exportPackage, srcJar, proguardOptionsFile, rTxt,
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linkFlags, linkDeps, nil, overlayRes)
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}
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var _ Dependency = (*AARImport)(nil)
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func (a *AARImport) HeaderJars() android.Paths {
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return android.Paths{a.classpathFile}
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}
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func (a *AARImport) ImplementationJars() android.Paths {
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return android.Paths{a.classpathFile}
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}
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func (a *AARImport) AidlIncludeDirs() android.Paths {
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return nil
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}
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var _ android.PrebuiltInterface = (*Import)(nil)
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func AARImportFactory() android.Module {
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module := &AARImport{}
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module.AddProperties(&module.properties)
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android.InitPrebuiltModule(module, &module.properties.Aars)
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android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibCommon)
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return module
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}
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