Revert "Support transitive dependencies through android_libary_i..."

Revert submission 3008874

Reason for revert: b/330903911
Reverted changes: /q/submissionid:3008874

Change-Id: Ie056a7f90803ab2d8e39e07eddf6c9c68e41ff3d
diff --git a/java/aar.go b/java/aar.go
index b327531..2835792 100644
--- a/java/aar.go
+++ b/java/aar.go
@@ -386,6 +386,11 @@
 	// Add additional manifest files to transitive manifests.
 	additionalManifests := android.PathsForModuleSrc(ctx, a.aaptProperties.Additional_manifests)
 	transitiveManifestPaths := append(android.Paths{manifestPath}, additionalManifests...)
+	// TODO(b/288358614): Soong has historically not merged manifests from dependencies of android_library_import
+	// modules.  Merging manifests from dependencies could remove the need for pom2bp to generate the "-nodeps" copies
+	// of androidx libraries, but doing so triggers errors due to errors introduced by existing dependencies of
+	// android_library_import modules.  If this is fixed, staticManifestsDepSet can be dropped completely in favor of
+	// staticResourcesNodesDepSet.manifests()
 	transitiveManifestPaths = append(transitiveManifestPaths, staticManifestsDepSet.ToList()...)
 
 	if len(transitiveManifestPaths) > 1 && !Bool(a.aaptProperties.Dont_merge_manifests) {
@@ -752,8 +757,7 @@
 	// reverse later.
 	// NOTE: this is legacy and probably incorrect behavior, for most other cases (e.g. conflicting classes in
 	// dependencies) the highest priority dependency is listed first, but for resources the highest priority
-	// dependency has to be listed last.  This is also inconsistent with the way manifests from the same
-	// transitive dependencies are merged.
+	// dependency has to be listed last.
 	staticResourcesNodes = android.NewDepSet(android.TOPOLOGICAL, nil,
 		android.ReverseSliceInPlace(staticResourcesNodeDepSets))
 	sharedResourcesNodes = android.NewDepSet(android.TOPOLOGICAL, nil,
@@ -968,8 +972,7 @@
 
 	properties AARImportProperties
 
-	headerJarFile                      android.WritablePath
-	implementationJarFile              android.WritablePath
+	classpathFile                      android.WritablePath
 	proguardFlags                      android.WritablePath
 	exportPackage                      android.WritablePath
 	transitiveAaptResourcePackagesFile android.Path
@@ -990,9 +993,6 @@
 	sdkVersion    android.SdkSpec
 	minSdkVersion android.ApiLevel
 
-	usesLibrary
-	classLoaderContexts dexpreopt.ClassLoaderContextMap
-
 	// Single aconfig "cache file" merged from this module and all dependencies.
 	mergedAconfigFiles map[string]android.Paths
 }
@@ -1005,7 +1005,7 @@
 	case ".aar":
 		return []android.Path{a.aarPath}, nil
 	case "":
-		return []android.Path{a.implementationJarFile}, nil
+		return []android.Path{a.classpathFile}, nil
 	default:
 		return nil, fmt.Errorf("unsupported module reference tag %q", tag)
 	}
@@ -1088,8 +1088,6 @@
 
 	ctx.AddVariationDependencies(nil, libTag, a.properties.Libs...)
 	ctx.AddVariationDependencies(nil, staticLibTag, a.properties.Static_libs...)
-
-	a.usesLibrary.deps(ctx, false)
 }
 
 type JniPackageInfo struct {
@@ -1148,7 +1146,7 @@
 	}
 
 	extractedAARDir := android.PathForModuleOut(ctx, "aar")
-	classpathFile := extractedAARDir.Join(ctx, "classes-combined.jar")
+	a.classpathFile = extractedAARDir.Join(ctx, "classes-combined.jar")
 	a.manifest = extractedAARDir.Join(ctx, "AndroidManifest.xml")
 	a.rTxt = extractedAARDir.Join(ctx, "R.txt")
 	a.assetsPackage = android.PathForModuleOut(ctx, "assets.zip")
@@ -1164,11 +1162,11 @@
 	ctx.Build(pctx, android.BuildParams{
 		Rule:        unzipAAR,
 		Input:       a.aarPath,
-		Outputs:     android.WritablePaths{classpathFile, a.proguardFlags, a.manifest, a.assetsPackage, a.rTxt},
+		Outputs:     android.WritablePaths{a.classpathFile, a.proguardFlags, a.manifest, a.assetsPackage, a.rTxt},
 		Description: "unzip AAR",
 		Args: map[string]string{
 			"outDir":             extractedAARDir.String(),
-			"combinedClassesJar": classpathFile.String(),
+			"combinedClassesJar": a.classpathFile.String(),
 			"assetsPackage":      a.assetsPackage.String(),
 		},
 	})
@@ -1241,7 +1239,13 @@
 	a.resourcesNodesDepSet = resourcesNodesDepSetBuilder.Build()
 
 	manifestDepSetBuilder := android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).Direct(a.manifest)
-	manifestDepSetBuilder.Transitive(staticManifestsDepSet)
+	// TODO(b/288358614): Soong has historically not merged manifests from dependencies of android_library_import
+	// modules.  Merging manifests from dependencies could remove the need for pom2bp to generate the "-nodeps" copies
+	// of androidx libraries, but doing so triggers errors due to errors introduced by existing dependencies of
+	// android_library_import modules.  If this is fixed, AndroidLibraryDependency.ManifestsDepSet can be dropped
+	// completely in favor of AndroidLibraryDependency.ResourceNodesDepSet.manifest
+	//manifestDepSetBuilder.Transitive(transitiveStaticDeps.manifests)
+	_ = staticManifestsDepSet
 	a.manifestsDepSet = manifestDepSetBuilder.Build()
 
 	transitiveAaptResourcePackages := staticDeps.resPackages().Strings()
@@ -1253,45 +1257,12 @@
 	a.transitiveAaptResourcePackagesFile = transitiveAaptResourcePackagesFile
 
 	a.collectTransitiveHeaderJars(ctx)
-
-	a.classLoaderContexts = a.usesLibrary.classLoaderContextForUsesLibDeps(ctx)
-
-	var staticJars android.Paths
-	var staticHeaderJars android.Paths
-	ctx.VisitDirectDeps(func(module android.Module) {
-		if dep, ok := android.OtherModuleProvider(ctx, module, JavaInfoProvider); ok {
-			tag := ctx.OtherModuleDependencyTag(module)
-			switch tag {
-			case staticLibTag:
-				staticJars = append(staticJars, dep.ImplementationJars...)
-				staticHeaderJars = append(staticHeaderJars, dep.HeaderJars...)
-			}
-		}
-		addCLCFromDep(ctx, module, a.classLoaderContexts)
-	})
-
-	if len(staticJars) > 0 {
-		combineJars := append(android.Paths{classpathFile}, staticJars...)
-		a.implementationJarFile = android.PathForModuleOut(ctx, "combined", ctx.ModuleName()+".jar")
-		TransformJarsToJar(ctx, a.implementationJarFile, "combine", combineJars, android.OptionalPath{}, false, nil, nil)
-	} else {
-		a.implementationJarFile = classpathFile
-	}
-
-	if len(staticHeaderJars) > 0 {
-		combineJars := append(android.Paths{classpathFile}, staticHeaderJars...)
-		a.headerJarFile = android.PathForModuleOut(ctx, "turbine-combined", ctx.ModuleName()+".jar")
-		TransformJarsToJar(ctx, a.headerJarFile, "combine header jars", combineJars, android.OptionalPath{}, false, nil, nil)
-	} else {
-		a.headerJarFile = classpathFile
-	}
-
 	android.SetProvider(ctx, JavaInfoProvider, JavaInfo{
-		HeaderJars:                     android.PathsIfNonNil(a.headerJarFile),
+		HeaderJars:                     android.PathsIfNonNil(a.classpathFile),
 		TransitiveLibsHeaderJars:       a.transitiveLibsHeaderJars,
 		TransitiveStaticLibsHeaderJars: a.transitiveStaticLibsHeaderJars,
-		ImplementationAndResourcesJars: android.PathsIfNonNil(a.implementationJarFile),
-		ImplementationJars:             android.PathsIfNonNil(a.implementationJarFile),
+		ImplementationAndResourcesJars: android.PathsIfNonNil(a.classpathFile),
+		ImplementationJars:             android.PathsIfNonNil(a.classpathFile),
 		StubsLinkType:                  Implementation,
 		// TransitiveAconfigFiles: // TODO(b/289117800): LOCAL_ACONFIG_FILES for prebuilts
 	})
@@ -1324,15 +1295,15 @@
 }
 
 func (a *AARImport) HeaderJars() android.Paths {
-	return android.Paths{a.headerJarFile}
+	return android.Paths{a.classpathFile}
 }
 
 func (a *AARImport) ImplementationAndResourcesJars() android.Paths {
-	return android.Paths{a.implementationJarFile}
+	return android.Paths{a.classpathFile}
 }
 
-func (a *AARImport) DexJarBuildPath(ctx android.ModuleErrorfContext) OptionalDexJarPath {
-	return OptionalDexJarPath{}
+func (a *AARImport) DexJarBuildPath(ctx android.ModuleErrorfContext) android.Path {
+	return nil
 }
 
 func (a *AARImport) DexJarInstallPath() android.Path {
@@ -1340,11 +1311,9 @@
 }
 
 func (a *AARImport) ClassLoaderContexts() dexpreopt.ClassLoaderContextMap {
-	return a.classLoaderContexts
+	return nil
 }
 
-var _ UsesLibraryDependency = (*AARImport)(nil)
-
 var _ android.ApexModule = (*AARImport)(nil)
 
 // Implements android.ApexModule
@@ -1353,7 +1322,7 @@
 }
 
 // Implements android.ApexModule
-func (a *AARImport) ShouldSupportSdkVersion(ctx android.BaseModuleContext,
+func (g *AARImport) ShouldSupportSdkVersion(ctx android.BaseModuleContext,
 	sdkVersion android.ApiLevel) error {
 	return nil
 }
@@ -1367,10 +1336,7 @@
 func AARImportFactory() android.Module {
 	module := &AARImport{}
 
-	module.AddProperties(
-		&module.properties,
-		&module.usesLibrary.usesLibraryProperties,
-	)
+	module.AddProperties(&module.properties)
 
 	android.InitPrebuiltModule(module, &module.properties.Aars)
 	android.InitApexModule(module)