Merge "Add nested class loader subcontext at the proper hierarchy level."

This commit is contained in:
Ulyana Trafimovich 2020-11-16 17:17:29 +00:00 committed by Gerrit Code Review
commit 0066864a02
5 changed files with 60 additions and 35 deletions

View file

@ -171,7 +171,23 @@ func (clcMap ClassLoaderContextMap) AddContextForSdk(ctx android.ModuleInstallPa
}
// Merge the other class loader context map into this one, do not override existing entries.
func (clcMap ClassLoaderContextMap) AddContextMap(otherClcMap ClassLoaderContextMap) {
// The implicitRootLib parameter is the name of the library for which the other class loader
// context map was constructed. If the implicitRootLib is itself a <uses-library>, it should be
// already present in the class loader context (with the other context as its subcontext) -- in
// that case do not re-add the other context. Otherwise add the other context at the top-level.
func (clcMap ClassLoaderContextMap) AddContextMap(otherClcMap ClassLoaderContextMap, implicitRootLib string) {
if otherClcMap == nil {
return
}
// If the implicit root of the merged map is already present as one of top-level subtrees, do
// not merge it second time.
for _, clc := range clcMap[AnySdkVersion] {
if clc.Name == implicitRootLib {
return
}
}
for sdkVer, otherClcs := range otherClcMap {
for _, otherClc := range otherClcs {
alreadyHave := false

View file

@ -80,7 +80,12 @@ func TestCLC(t *testing.T) {
// from conditional context.
m.AddContextForSdk(ctx, 42, "f", buildPath(ctx, "f"), installPath(ctx, "f"), nil)
m.AddContextForSdk(ctx, AnySdkVersion, "f", buildPath(ctx, "f"), installPath(ctx, "f"), nil)
m.AddContextMap(m3)
// Merge map with implicit root library that is among toplevel contexts => does nothing.
m.AddContextMap(m1, "c")
// Merge map with implicit root library that is not among toplevel contexts => all subcontexts
// of the other map are added as toplevel contexts.
m.AddContextMap(m3, "m_g")
// Compatibility libraries with unknown install paths get default paths.
m.AddContextForSdk(ctx, 29, AndroidHidlManager, buildPath(ctx, AndroidHidlManager), nil, nil)

View file

@ -109,7 +109,6 @@ type aapt struct {
useEmbeddedNativeLibs bool
useEmbeddedDex bool
usesNonSdkApis bool
sdkLibraries dexpreopt.ClassLoaderContextMap
hasNoCode bool
LoggingParent string
resourceFiles android.Paths
@ -259,12 +258,11 @@ var extractAssetsRule = pctx.AndroidStaticRule("extractAssets",
CommandDeps: []string{"${config.Zip2ZipCmd}"},
})
func (a *aapt) buildActions(ctx android.ModuleContext, sdkContext sdkContext, extraLinkFlags ...string) {
func (a *aapt) buildActions(ctx android.ModuleContext, sdkContext sdkContext,
sdkLibraries dexpreopt.ClassLoaderContextMap, extraLinkFlags ...string) {
transitiveStaticLibs, transitiveStaticLibManifests, staticRRODirs, assetPackages, libDeps, libFlags, sdkLibraries :=
aaptLibs(ctx, sdkContext)
a.sdkLibraries = sdkLibraries
transitiveStaticLibs, transitiveStaticLibManifests, staticRRODirs, assetPackages, libDeps, libFlags :=
aaptLibs(ctx, sdkContext, sdkLibraries)
// App manifest file
manifestFile := proptools.StringDefault(a.aaptProperties.Manifest, "AndroidManifest.xml")
@ -391,29 +389,31 @@ func (a *aapt) buildActions(ctx android.ModuleContext, sdkContext sdkContext, ex
}
// aaptLibs collects libraries from dependencies and sdk_version and converts them into paths
func aaptLibs(ctx android.ModuleContext, sdkContext sdkContext) (transitiveStaticLibs, transitiveStaticLibManifests android.Paths,
staticRRODirs []rroDir, assets, deps android.Paths, flags []string, sdkLibraries dexpreopt.ClassLoaderContextMap) {
func aaptLibs(ctx android.ModuleContext, sdkContext sdkContext, sdkLibraries dexpreopt.ClassLoaderContextMap) (
transitiveStaticLibs, transitiveStaticLibManifests android.Paths, staticRRODirs []rroDir, assets, deps android.Paths, flags []string) {
var sharedLibs android.Paths
if sdkLibraries == nil {
// Not all callers need to compute class loader context, those who don't just pass nil.
// Create a temporary class loader context here (it will be computed, but not used).
sdkLibraries = make(dexpreopt.ClassLoaderContextMap)
}
sdkDep := decodeSdkDep(ctx, sdkContext)
if sdkDep.useFiles {
sharedLibs = append(sharedLibs, sdkDep.jars...)
}
sdkLibraries = make(dexpreopt.ClassLoaderContextMap)
ctx.VisitDirectDeps(func(module android.Module) {
depName := ctx.OtherModuleName(module)
var exportPackage android.Path
aarDep, _ := module.(AndroidLibraryDependency)
if aarDep != nil {
exportPackage = aarDep.ExportPackage()
}
if dep, ok := module.(Dependency); ok {
sdkLibraries.AddContextMap(dep.ExportedSdkLibs())
}
switch ctx.OtherModuleDependencyTag(module) {
case instrumentationForTag:
// Nothing, instrumentationForTag is treated as libTag for javac but not for aapt2.
@ -439,7 +439,7 @@ func aaptLibs(ctx android.ModuleContext, sdkContext sdkContext) (transitiveStati
transitiveStaticLibs = append(transitiveStaticLibs, aarDep.ExportedStaticPackages()...)
transitiveStaticLibs = append(transitiveStaticLibs, exportPackage)
transitiveStaticLibManifests = append(transitiveStaticLibManifests, aarDep.ExportedManifests()...)
sdkLibraries.AddContextMap(aarDep.ExportedSdkLibs())
sdkLibraries.AddContextMap(aarDep.ExportedSdkLibs(), depName)
if aarDep.ExportedAssets().Valid() {
assets = append(assets, aarDep.ExportedAssets().Path())
}
@ -457,6 +457,12 @@ func aaptLibs(ctx android.ModuleContext, sdkContext sdkContext) (transitiveStati
}
}
}
// Add nested dependencies after processing the direct dependency: if it is a <uses-library>,
// nested context is added as its subcontext, and should not be re-added at the top-level.
if dep, ok := module.(Dependency); ok {
sdkLibraries.AddContextMap(dep.ExportedSdkLibs(), depName)
}
})
deps = append(deps, sharedLibs...)
@ -473,7 +479,7 @@ func aaptLibs(ctx android.ModuleContext, sdkContext sdkContext) (transitiveStati
transitiveStaticLibs = android.FirstUniquePaths(transitiveStaticLibs)
transitiveStaticLibManifests = android.FirstUniquePaths(transitiveStaticLibManifests)
return transitiveStaticLibs, transitiveStaticLibManifests, staticRRODirs, assets, deps, flags, sdkLibraries
return transitiveStaticLibs, transitiveStaticLibManifests, staticRRODirs, assets, deps, flags
}
type AndroidLibrary struct {
@ -508,8 +514,8 @@ func (a *AndroidLibrary) DepsMutator(ctx android.BottomUpMutatorContext) {
func (a *AndroidLibrary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
a.aapt.isLibrary = true
a.aapt.buildActions(ctx, sdkContext(a))
a.exportedSdkLibs = a.aapt.sdkLibraries
a.exportedSdkLibs = make(dexpreopt.ClassLoaderContextMap)
a.aapt.buildActions(ctx, sdkContext(a), a.exportedSdkLibs)
a.hideApexVariantFromMake = !ctx.Provider(android.ApexInfoProvider).(android.ApexInfo).IsForPlatform()
@ -781,12 +787,11 @@ func (a *AARImport) GenerateAndroidBuildActions(ctx android.ModuleContext) {
linkFlags = append(linkFlags, "--manifest "+a.manifest.String())
linkDeps = append(linkDeps, a.manifest)
transitiveStaticLibs, staticLibManifests, staticRRODirs, transitiveAssets, libDeps, libFlags, sdkLibraries :=
aaptLibs(ctx, sdkContext(a))
transitiveStaticLibs, staticLibManifests, staticRRODirs, transitiveAssets, libDeps, libFlags :=
aaptLibs(ctx, sdkContext(a), nil)
_ = staticLibManifests
_ = staticRRODirs
_ = sdkLibraries
linkDeps = append(linkDeps, libDeps...)
linkFlags = append(linkFlags, libFlags...)

View file

@ -565,9 +565,8 @@ func (a *AndroidApp) aaptBuildActions(ctx android.ModuleContext) {
aaptLinkFlags = append(aaptLinkFlags, a.additionalAaptFlags...)
a.aapt.splitNames = a.appProperties.Package_splits
a.aapt.sdkLibraries = a.exportedSdkLibs
a.aapt.LoggingParent = String(a.overridableAppProperties.Logging_parent)
a.aapt.buildActions(ctx, sdkContext(a), aaptLinkFlags...)
a.aapt.buildActions(ctx, sdkContext(a), a.exportedSdkLibs, aaptLinkFlags...)
// apps manifests are handled by aapt, don't let Module see them
a.properties.Manifest = nil
@ -601,7 +600,7 @@ func (a *AndroidApp) installPath(ctx android.ModuleContext) android.InstallPath
return android.PathForModuleInstall(ctx, installDir, a.installApkName+".apk")
}
func (a *AndroidApp) dexBuildActions(ctx android.ModuleContext, sdkLibs dexpreopt.ClassLoaderContextMap) android.Path {
func (a *AndroidApp) dexBuildActions(ctx android.ModuleContext) android.Path {
a.dexpreopter.installPath = a.installPath(ctx)
if a.dexProperties.Uncompress_dex == nil {
// If the value was not force-set by the user, use reasonable default based on the module.
@ -609,10 +608,8 @@ func (a *AndroidApp) dexBuildActions(ctx android.ModuleContext, sdkLibs dexpreop
}
a.dexpreopter.uncompressedDex = *a.dexProperties.Uncompress_dex
a.dexpreopter.enforceUsesLibs = a.usesLibrary.enforceUsesLibraries()
a.dexpreopter.classLoaderContexts = a.usesLibrary.classLoaderContextForUsesLibDeps(ctx)
a.dexpreopter.classLoaderContexts.AddContextMap(sdkLibs)
a.dexpreopter.classLoaderContexts = a.exportedSdkLibs
a.dexpreopter.manifestFile = a.mergedManifestFile
a.exportedSdkLibs = make(dexpreopt.ClassLoaderContextMap)
if ctx.ModuleName() != "framework-res" {
a.Module.compile(ctx, a.aaptSrcJar)
@ -782,6 +779,8 @@ func (a *AndroidApp) generateAndroidBuildActions(ctx android.ModuleContext) {
a.aapt.noticeFile = a.noticeOutputs.HtmlGzOutput
}
a.exportedSdkLibs = a.usesLibrary.classLoaderContextForUsesLibDeps(ctx)
// Process all building blocks, from AAPT to certificates.
a.aaptBuildActions(ctx)
@ -789,7 +788,7 @@ func (a *AndroidApp) generateAndroidBuildActions(ctx android.ModuleContext) {
a.usesLibrary.freezeEnforceUsesLibraries()
// Add implicit SDK libraries to <uses-library> list.
for _, usesLib := range a.aapt.sdkLibraries.UsesLibs() {
for _, usesLib := range a.exportedSdkLibs.UsesLibs() {
a.usesLibrary.addLib(usesLib, inList(usesLib, dexpreopt.OptionalCompatUsesLibs))
}
@ -806,7 +805,7 @@ func (a *AndroidApp) generateAndroidBuildActions(ctx android.ModuleContext) {
a.linter.resources = a.aapt.resourceFiles
a.linter.buildModuleReportZip = ctx.Config().UnbundledBuildApps()
dexJarFile := a.dexBuildActions(ctx, a.aapt.sdkLibraries)
dexJarFile := a.dexBuildActions(ctx)
jniLibs, certificateDeps := collectAppDeps(ctx, a, a.shouldEmbedJnis(ctx), !Bool(a.appProperties.Jni_uses_platform_apis))
jniJarFile := a.jniBuildActions(jniLibs, ctx)
@ -1848,7 +1847,7 @@ func (r *RuntimeResourceOverlay) GenerateAndroidBuildActions(ctx android.ModuleC
aaptLinkFlags = append(aaptLinkFlags,
"--rename-overlay-target-package "+*r.overridableProperties.Target_package_name)
}
r.aapt.buildActions(ctx, r, aaptLinkFlags...)
r.aapt.buildActions(ctx, r, nil, aaptLinkFlags...)
// Sign the built package
_, certificates := collectAppDeps(ctx, r, false, false)

View file

@ -1039,7 +1039,7 @@ func (j *Module) collectDeps(ctx android.ModuleContext) deps {
case libTag, instrumentationForTag:
deps.classpath = append(deps.classpath, dep.HeaderJars()...)
// sdk lib names from dependencies are re-exported
j.exportedSdkLibs.AddContextMap(dep.ExportedSdkLibs())
j.exportedSdkLibs.AddContextMap(dep.ExportedSdkLibs(), otherName)
deps.aidlIncludeDirs = append(deps.aidlIncludeDirs, dep.AidlIncludeDirs()...)
pluginJars, pluginClasses := dep.ExportedPlugins()
addPlugins(&deps, pluginJars, pluginClasses...)
@ -1051,7 +1051,7 @@ func (j *Module) collectDeps(ctx android.ModuleContext) deps {
deps.staticHeaderJars = append(deps.staticHeaderJars, dep.HeaderJars()...)
deps.staticResourceJars = append(deps.staticResourceJars, dep.ResourceJars()...)
// sdk lib names from dependencies are re-exported
j.exportedSdkLibs.AddContextMap(dep.ExportedSdkLibs())
j.exportedSdkLibs.AddContextMap(dep.ExportedSdkLibs(), otherName)
deps.aidlIncludeDirs = append(deps.aidlIncludeDirs, dep.AidlIncludeDirs()...)
pluginJars, pluginClasses := dep.ExportedPlugins()
addPlugins(&deps, pluginJars, pluginClasses...)
@ -2735,7 +2735,7 @@ func (j *Import) GenerateAndroidBuildActions(ctx android.ModuleContext) {
case libTag, staticLibTag:
flags.classpath = append(flags.classpath, dep.HeaderJars()...)
// sdk lib names from dependencies are re-exported
j.exportedSdkLibs.AddContextMap(dep.ExportedSdkLibs())
j.exportedSdkLibs.AddContextMap(dep.ExportedSdkLibs(), otherName)
case bootClasspathTag:
flags.bootClasspath = append(flags.bootClasspath, dep.HeaderJars()...)
}