|  | // Copyright 2015 Google Inc. All rights reserved. | 
|  | // | 
|  | // 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 java | 
|  |  | 
|  | // This file contains the module types for compiling Java for Android, and converts the properties | 
|  | // into the flags and filenames necessary to pass to the Module.  The final creation of the rules | 
|  | // is handled in builder.go | 
|  |  | 
|  | import ( | 
|  | "fmt" | 
|  | "path/filepath" | 
|  | "strconv" | 
|  | "strings" | 
|  |  | 
|  | "github.com/google/blueprint" | 
|  | "github.com/google/blueprint/proptools" | 
|  |  | 
|  | "android/soong/android" | 
|  | "android/soong/genrule" | 
|  | "android/soong/java/config" | 
|  | ) | 
|  |  | 
|  | func init() { | 
|  | android.RegisterModuleType("java_defaults", defaultsFactory) | 
|  |  | 
|  | android.RegisterModuleType("java_library", LibraryFactory(true)) | 
|  | android.RegisterModuleType("java_library_static", LibraryFactory(false)) | 
|  | android.RegisterModuleType("java_library_host", LibraryHostFactory) | 
|  | android.RegisterModuleType("java_binary", BinaryFactory) | 
|  | android.RegisterModuleType("java_binary_host", BinaryHostFactory) | 
|  | android.RegisterModuleType("java_import", ImportFactory) | 
|  | android.RegisterModuleType("java_import_host", ImportFactoryHost) | 
|  | android.RegisterModuleType("android_app", AndroidAppFactory) | 
|  |  | 
|  | android.RegisterSingletonType("logtags", LogtagsSingleton) | 
|  | } | 
|  |  | 
|  | // TODO: | 
|  | // Autogenerated files: | 
|  | //  Renderscript | 
|  | // Post-jar passes: | 
|  | //  Proguard | 
|  | //  Jacoco | 
|  | //  Jarjar | 
|  | //  Dex | 
|  | // Rmtypedefs | 
|  | // DroidDoc | 
|  | // Findbugs | 
|  |  | 
|  | type CompilerProperties struct { | 
|  | // list of source files used to compile the Java module.  May be .java, .logtags, .proto, | 
|  | // or .aidl files. | 
|  | Srcs []string `android:"arch_variant"` | 
|  |  | 
|  | // list of source files that should not be used to build the Java module. | 
|  | // This is most useful in the arch/multilib variants to remove non-common files | 
|  | Exclude_srcs []string `android:"arch_variant"` | 
|  |  | 
|  | // list of directories containing Java resources | 
|  | Java_resource_dirs []string `android:"arch_variant"` | 
|  |  | 
|  | // list of directories that should be excluded from java_resource_dirs | 
|  | Exclude_java_resource_dirs []string `android:"arch_variant"` | 
|  |  | 
|  | // list of files to use as Java resources | 
|  | Java_resources []string `android:"arch_variant"` | 
|  |  | 
|  | // list of files that should be excluded from java_resources | 
|  | Exclude_java_resources []string `android:"arch_variant"` | 
|  |  | 
|  | // don't build against the default libraries (bootclasspath, legacy-test, core-junit, | 
|  | // ext, and framework for device targets) | 
|  | No_standard_libs *bool | 
|  |  | 
|  | // don't build against the framework libraries (legacy-test, core-junit, | 
|  | // ext, and framework for device targets) | 
|  | No_framework_libs *bool | 
|  |  | 
|  | // list of module-specific flags that will be used for javac compiles | 
|  | Javacflags []string `android:"arch_variant"` | 
|  |  | 
|  | // list of of java libraries that will be in the classpath | 
|  | Libs []string `android:"arch_variant"` | 
|  |  | 
|  | // list of java libraries that will be compiled into the resulting jar | 
|  | Static_libs []string `android:"arch_variant"` | 
|  |  | 
|  | // manifest file to be included in resulting jar | 
|  | Manifest *string | 
|  |  | 
|  | // if not blank, run jarjar using the specified rules file | 
|  | Jarjar_rules *string | 
|  |  | 
|  | // If not blank, set the java version passed to javac as -source and -target | 
|  | Java_version *string | 
|  |  | 
|  | // If set to false, don't allow this module to be installed.  Defaults to true. | 
|  | Installable *bool | 
|  |  | 
|  | // If set to true, include sources used to compile the module in to the final jar | 
|  | Include_srcs *bool | 
|  |  | 
|  | // List of modules to use as annotation processors | 
|  | Annotation_processors []string | 
|  |  | 
|  | // List of classes to pass to javac to use as annotation processors | 
|  | Annotation_processor_classes []string | 
|  | } | 
|  |  | 
|  | type CompilerDeviceProperties struct { | 
|  | // list of module-specific flags that will be used for dex compiles | 
|  | Dxflags []string `android:"arch_variant"` | 
|  |  | 
|  | // if not blank, set to the version of the sdk to compile against | 
|  | Sdk_version string | 
|  |  | 
|  | // Set for device java libraries, and for host versions of device java libraries | 
|  | // built for testing | 
|  | Dex bool `blueprint:"mutated"` | 
|  |  | 
|  | // directories to pass to aidl tool | 
|  | Aidl_includes []string | 
|  |  | 
|  | // directories that should be added as include directories | 
|  | // for any aidl sources of modules that depend on this module | 
|  | Export_aidl_include_dirs []string | 
|  | } | 
|  |  | 
|  | // Module contains the properties and members used by all java module types | 
|  | type Module struct { | 
|  | android.ModuleBase | 
|  | android.DefaultableModuleBase | 
|  |  | 
|  | properties       CompilerProperties | 
|  | protoProperties  android.ProtoProperties | 
|  | deviceProperties CompilerDeviceProperties | 
|  |  | 
|  | // output file suitable for inserting into the classpath of another compile | 
|  | classpathFile android.Path | 
|  |  | 
|  | // output file containing classes.dex | 
|  | dexJarFile android.Path | 
|  |  | 
|  | // output file suitable for installing or running | 
|  | outputFile android.Path | 
|  |  | 
|  | exportAidlIncludeDirs android.Paths | 
|  |  | 
|  | logtagsSrcs android.Paths | 
|  |  | 
|  | // filelists of extra source files that should be included in the javac command line, | 
|  | // for example R.java generated by aapt for android apps | 
|  | ExtraSrcLists android.Paths | 
|  |  | 
|  | // installed file for binary dependency | 
|  | installFile android.Path | 
|  | } | 
|  |  | 
|  | type Dependency interface { | 
|  | ClasspathFiles() android.Paths | 
|  | AidlIncludeDirs() android.Paths | 
|  | } | 
|  |  | 
|  | func InitJavaModule(module android.DefaultableModule, hod android.HostOrDeviceSupported) { | 
|  | android.InitAndroidArchModule(module, hod, android.MultilibCommon) | 
|  | android.InitDefaultableModule(module) | 
|  | } | 
|  |  | 
|  | type dependencyTag struct { | 
|  | blueprint.BaseDependencyTag | 
|  | name string | 
|  | } | 
|  |  | 
|  | var ( | 
|  | staticLibTag     = dependencyTag{name: "staticlib"} | 
|  | libTag           = dependencyTag{name: "javalib"} | 
|  | bootClasspathTag = dependencyTag{name: "bootclasspath"} | 
|  | frameworkResTag  = dependencyTag{name: "framework-res"} | 
|  | ) | 
|  |  | 
|  | type sdkDep struct { | 
|  | useModule, useFiles, useDefaultLibs, invalidVersion bool | 
|  |  | 
|  | module string | 
|  | jar    android.Path | 
|  | aidl   android.Path | 
|  | } | 
|  |  | 
|  | func decodeSdkDep(ctx android.BaseContext, v string) sdkDep { | 
|  | switch v { | 
|  | case "", "current", "system_current", "test_current": | 
|  | // OK | 
|  | default: | 
|  | if _, err := strconv.Atoi(v); err != nil { | 
|  | ctx.PropertyErrorf("sdk_version", "invalid sdk version") | 
|  | return sdkDep{} | 
|  | } | 
|  | } | 
|  |  | 
|  | toFile := func(v string) sdkDep { | 
|  | dir := filepath.Join("prebuilts/sdk", v) | 
|  | jar := filepath.Join(dir, "android.jar") | 
|  | aidl := filepath.Join(dir, "framework.aidl") | 
|  | jarPath := android.ExistentPathForSource(ctx, "sdkdir", jar) | 
|  | aidlPath := android.ExistentPathForSource(ctx, "sdkdir", aidl) | 
|  |  | 
|  | if (!jarPath.Valid() || !aidlPath.Valid()) && ctx.AConfig().AllowMissingDependencies() { | 
|  | return sdkDep{ | 
|  | invalidVersion: true, | 
|  | module:         "sdk_v" + v, | 
|  | } | 
|  | } | 
|  |  | 
|  | if !jarPath.Valid() { | 
|  | ctx.PropertyErrorf("sdk_version", "invalid sdk version %q, %q does not exist", v, jar) | 
|  | return sdkDep{} | 
|  | } | 
|  |  | 
|  | if !aidlPath.Valid() { | 
|  | ctx.PropertyErrorf("sdk_version", "invalid sdk version %q, %q does not exist", v, aidl) | 
|  | return sdkDep{} | 
|  | } | 
|  |  | 
|  | return sdkDep{ | 
|  | useFiles: true, | 
|  | jar:      jarPath.Path(), | 
|  | aidl:     aidlPath.Path(), | 
|  | } | 
|  | } | 
|  |  | 
|  | toModule := func(m string) sdkDep { | 
|  | return sdkDep{ | 
|  | useModule: true, | 
|  | module:    m, | 
|  | } | 
|  | } | 
|  |  | 
|  | if ctx.AConfig().UnbundledBuild() && v != "" { | 
|  | return toFile(v) | 
|  | } | 
|  |  | 
|  | switch v { | 
|  | case "": | 
|  | return sdkDep{ | 
|  | useDefaultLibs: true, | 
|  | } | 
|  | case "current": | 
|  | return toModule("android_stubs_current") | 
|  | case "system_current": | 
|  | return toModule("android_system_stubs_current") | 
|  | case "test_current": | 
|  | return toModule("android_test_stubs_current") | 
|  | default: | 
|  | return toFile(v) | 
|  | } | 
|  | } | 
|  |  | 
|  | func (j *Module) deps(ctx android.BottomUpMutatorContext) { | 
|  | if !proptools.Bool(j.properties.No_standard_libs) { | 
|  | if ctx.Device() { | 
|  | sdkDep := decodeSdkDep(ctx, j.deviceProperties.Sdk_version) | 
|  | if sdkDep.useDefaultLibs { | 
|  | ctx.AddDependency(ctx.Module(), bootClasspathTag, config.DefaultBootclasspathLibraries...) | 
|  | if !proptools.Bool(j.properties.No_framework_libs) { | 
|  | ctx.AddDependency(ctx.Module(), libTag, config.DefaultLibraries...) | 
|  | } | 
|  | } | 
|  | if sdkDep.useModule { | 
|  | ctx.AddDependency(ctx.Module(), bootClasspathTag, sdkDep.module) | 
|  | } | 
|  | } else { | 
|  | // TODO(ccross): add hostdex support | 
|  | } | 
|  | } | 
|  | ctx.AddDependency(ctx.Module(), libTag, j.properties.Libs...) | 
|  | ctx.AddDependency(ctx.Module(), staticLibTag, j.properties.Static_libs...) | 
|  | ctx.AddDependency(ctx.Module(), libTag, j.properties.Annotation_processors...) | 
|  |  | 
|  | android.ExtractSourcesDeps(ctx, j.properties.Srcs) | 
|  | android.ExtractSourcesDeps(ctx, j.properties.Java_resources) | 
|  |  | 
|  | if j.hasSrcExt(".proto") { | 
|  | protoDeps(ctx, &j.protoProperties) | 
|  | } | 
|  | } | 
|  |  | 
|  | func hasSrcExt(srcs []string, ext string) bool { | 
|  | for _, src := range srcs { | 
|  | if filepath.Ext(src) == ext { | 
|  | return true | 
|  | } | 
|  | } | 
|  |  | 
|  | return false | 
|  | } | 
|  |  | 
|  | func (j *Module) hasSrcExt(ext string) bool { | 
|  | return hasSrcExt(j.properties.Srcs, ext) | 
|  | } | 
|  |  | 
|  | func (j *Module) aidlFlags(ctx android.ModuleContext, aidlPreprocess android.OptionalPath, | 
|  | aidlIncludeDirs android.Paths) []string { | 
|  |  | 
|  | localAidlIncludes := android.PathsForModuleSrc(ctx, j.deviceProperties.Aidl_includes) | 
|  |  | 
|  | var flags []string | 
|  | if aidlPreprocess.Valid() { | 
|  | flags = append(flags, "-p"+aidlPreprocess.String()) | 
|  | } else { | 
|  | flags = append(flags, android.JoinWithPrefix(aidlIncludeDirs.Strings(), "-I")) | 
|  | } | 
|  |  | 
|  | flags = append(flags, android.JoinWithPrefix(j.exportAidlIncludeDirs.Strings(), "-I")) | 
|  | flags = append(flags, android.JoinWithPrefix(localAidlIncludes.Strings(), "-I")) | 
|  | flags = append(flags, "-I"+android.PathForModuleSrc(ctx).String()) | 
|  | if src := android.ExistentPathForSource(ctx, "", "src"); src.Valid() { | 
|  | flags = append(flags, "-I"+src.String()) | 
|  | } | 
|  |  | 
|  | return flags | 
|  | } | 
|  |  | 
|  | type deps struct { | 
|  | classpath          android.Paths | 
|  | bootClasspath      android.Paths | 
|  | staticJars         android.Paths | 
|  | staticJarResources android.Paths | 
|  | aidlIncludeDirs    android.Paths | 
|  | srcFileLists       android.Paths | 
|  | aidlPreprocess     android.OptionalPath | 
|  | } | 
|  |  | 
|  | func (j *Module) collectDeps(ctx android.ModuleContext) deps { | 
|  | var deps deps | 
|  |  | 
|  | sdkDep := decodeSdkDep(ctx, j.deviceProperties.Sdk_version) | 
|  | if sdkDep.invalidVersion { | 
|  | ctx.AddMissingDependencies([]string{sdkDep.module}) | 
|  | } else if sdkDep.useFiles { | 
|  | deps.classpath = append(deps.classpath, sdkDep.jar) | 
|  | deps.aidlIncludeDirs = append(deps.aidlIncludeDirs, sdkDep.aidl) | 
|  | } | 
|  |  | 
|  | ctx.VisitDirectDeps(func(module blueprint.Module) { | 
|  | otherName := ctx.OtherModuleName(module) | 
|  | tag := ctx.OtherModuleDependencyTag(module) | 
|  |  | 
|  | dep, _ := module.(Dependency) | 
|  | if dep == nil { | 
|  | switch tag { | 
|  | case android.DefaultsDepTag, android.SourceDepTag: | 
|  | // Nothing to do | 
|  | default: | 
|  | ctx.ModuleErrorf("depends on non-java module %q", otherName) | 
|  | } | 
|  | return | 
|  | } | 
|  |  | 
|  | switch tag { | 
|  | case bootClasspathTag: | 
|  | deps.bootClasspath = append(deps.bootClasspath, dep.ClasspathFiles()...) | 
|  | case libTag: | 
|  | deps.classpath = append(deps.classpath, dep.ClasspathFiles()...) | 
|  | case staticLibTag: | 
|  | deps.classpath = append(deps.classpath, dep.ClasspathFiles()...) | 
|  | deps.staticJars = append(deps.staticJars, dep.ClasspathFiles()...) | 
|  | case frameworkResTag: | 
|  | if ctx.ModuleName() == "framework" { | 
|  | // framework.jar has a one-off dependency on the R.java and Manifest.java files | 
|  | // generated by framework-res.apk | 
|  | deps.srcFileLists = append(deps.srcFileLists, module.(*AndroidApp).aaptJavaFileList) | 
|  | } | 
|  | default: | 
|  | panic(fmt.Errorf("unknown dependency %q for %q", otherName, ctx.ModuleName())) | 
|  | } | 
|  |  | 
|  | deps.aidlIncludeDirs = append(deps.aidlIncludeDirs, dep.AidlIncludeDirs()...) | 
|  | }) | 
|  |  | 
|  | return deps | 
|  | } | 
|  |  | 
|  | func (j *Module) compile(ctx android.ModuleContext) { | 
|  |  | 
|  | j.exportAidlIncludeDirs = android.PathsForModuleSrc(ctx, j.deviceProperties.Export_aidl_include_dirs) | 
|  |  | 
|  | deps := j.collectDeps(ctx) | 
|  |  | 
|  | var flags javaBuilderFlags | 
|  |  | 
|  | javacFlags := j.properties.Javacflags | 
|  | if ctx.AConfig().Getenv("EXPERIMENTAL_USE_OPENJDK9") == "" { | 
|  | javacFlags = config.StripJavac9Flags(javacFlags) | 
|  | } | 
|  |  | 
|  | if j.properties.Java_version != nil { | 
|  | flags.javaVersion = *j.properties.Java_version | 
|  | } else { | 
|  | flags.javaVersion = "${config.DefaultJavaVersion}" | 
|  | } | 
|  |  | 
|  | flags.bootClasspath.AddPaths(deps.bootClasspath) | 
|  | flags.classpath.AddPaths(deps.classpath) | 
|  |  | 
|  | if len(javacFlags) > 0 { | 
|  | ctx.Variable(pctx, "javacFlags", strings.Join(javacFlags, " ")) | 
|  | flags.javacFlags = "$javacFlags" | 
|  | } | 
|  |  | 
|  | aidlFlags := j.aidlFlags(ctx, deps.aidlPreprocess, deps.aidlIncludeDirs) | 
|  | if len(aidlFlags) > 0 { | 
|  | ctx.Variable(pctx, "aidlFlags", strings.Join(aidlFlags, " ")) | 
|  | flags.aidlFlags = "$aidlFlags" | 
|  | } | 
|  |  | 
|  | srcFiles := ctx.ExpandSources(j.properties.Srcs, j.properties.Exclude_srcs) | 
|  |  | 
|  | if hasSrcExt(srcFiles.Strings(), ".proto") { | 
|  | flags = protoFlags(ctx, &j.protoProperties, flags) | 
|  | } | 
|  |  | 
|  | var srcFileLists android.Paths | 
|  |  | 
|  | srcFiles, srcFileLists = j.genSources(ctx, srcFiles, flags) | 
|  |  | 
|  | srcFileLists = append(srcFileLists, deps.srcFileLists...) | 
|  |  | 
|  | ctx.VisitDirectDeps(func(module blueprint.Module) { | 
|  | if gen, ok := module.(genrule.SourceFileGenerator); ok { | 
|  | srcFiles = append(srcFiles, gen.GeneratedSourceFiles()...) | 
|  | } | 
|  | }) | 
|  |  | 
|  | srcFileLists = append(srcFileLists, j.ExtraSrcLists...) | 
|  |  | 
|  | var jars android.Paths | 
|  |  | 
|  | if len(srcFiles) > 0 { | 
|  | var extraJarDeps android.Paths | 
|  | if ctx.AConfig().IsEnvTrue("RUN_ERROR_PRONE") { | 
|  | // If error-prone is enabled, add an additional rule to compile the java files into | 
|  | // a separate set of classes (so that they don't overwrite the normal ones and require | 
|  | // a rebuild when error-prone is turned off). | 
|  | // TODO(ccross): Once we always compile with javac9 we may be able to conditionally | 
|  | //    enable error-prone without affecting the output class files. | 
|  | errorprone := RunErrorProne(ctx, srcFiles, srcFileLists, flags) | 
|  | extraJarDeps = append(extraJarDeps, errorprone) | 
|  | } | 
|  |  | 
|  | // Compile java sources into .class files | 
|  | classes := TransformJavaToClasses(ctx, srcFiles, srcFileLists, flags, extraJarDeps) | 
|  | if ctx.Failed() { | 
|  | return | 
|  | } | 
|  |  | 
|  | jars = append(jars, classes) | 
|  | } | 
|  |  | 
|  | dirArgs, dirDeps := ResourceDirsToJarArgs(ctx, j.properties.Java_resource_dirs, j.properties.Exclude_java_resource_dirs) | 
|  | fileArgs, fileDeps := ResourceFilesToJarArgs(ctx, j.properties.Java_resources, j.properties.Exclude_java_resources) | 
|  |  | 
|  | var resArgs []string | 
|  | var resDeps android.Paths | 
|  |  | 
|  | resArgs = append(resArgs, dirArgs...) | 
|  | resDeps = append(resDeps, dirDeps...) | 
|  |  | 
|  | resArgs = append(resArgs, fileArgs...) | 
|  | resDeps = append(resDeps, fileDeps...) | 
|  |  | 
|  | if proptools.Bool(j.properties.Include_srcs) { | 
|  | srcArgs, srcDeps := SourceFilesToJarArgs(ctx, j.properties.Srcs, j.properties.Exclude_srcs) | 
|  | resArgs = append(resArgs, srcArgs...) | 
|  | resDeps = append(resDeps, srcDeps...) | 
|  | } | 
|  |  | 
|  | if len(resArgs) > 0 { | 
|  | resourceJar := TransformResourcesToJar(ctx, resArgs, resDeps) | 
|  | if ctx.Failed() { | 
|  | return | 
|  | } | 
|  |  | 
|  | jars = append(jars, resourceJar) | 
|  | } | 
|  |  | 
|  | // static classpath jars have the resources in them, so the resource jars aren't necessary here | 
|  | jars = append(jars, deps.staticJars...) | 
|  |  | 
|  | manifest := android.OptionalPathForModuleSrc(ctx, j.properties.Manifest) | 
|  |  | 
|  | // Combine the classes built from sources, any manifests, and any static libraries into | 
|  | // classes.jar.  If there is only one input jar this step will be skipped. | 
|  | outputFile := TransformJarsToJar(ctx, "classes.jar", jars, manifest, false) | 
|  |  | 
|  | if j.properties.Jarjar_rules != nil { | 
|  | jarjar_rules := android.PathForModuleSrc(ctx, *j.properties.Jarjar_rules) | 
|  | // Transform classes.jar into classes-jarjar.jar | 
|  | outputFile = TransformJarJar(ctx, outputFile, jarjar_rules) | 
|  | if ctx.Failed() { | 
|  | return | 
|  | } | 
|  | } | 
|  |  | 
|  | j.classpathFile = outputFile | 
|  |  | 
|  | // TODO(ccross): handle hostdex | 
|  | if ctx.Device() && j.installable() { | 
|  | dxFlags := j.deviceProperties.Dxflags | 
|  | if false /* emma enabled */ { | 
|  | // If you instrument class files that have local variable debug information in | 
|  | // them emma does not correctly maintain the local variable table. | 
|  | // This will cause an error when you try to convert the class files for Android. | 
|  | // The workaround here is to build different dex file here based on emma switch | 
|  | // then later copy into classes.dex. When emma is on, dx is run with --no-locals | 
|  | // option to remove local variable information | 
|  | dxFlags = append(dxFlags, "--no-locals") | 
|  | } | 
|  |  | 
|  | if ctx.AConfig().Getenv("NO_OPTIMIZE_DX") != "" { | 
|  | dxFlags = append(dxFlags, "--no-optimize") | 
|  | } | 
|  |  | 
|  | if ctx.AConfig().Getenv("GENERATE_DEX_DEBUG") != "" { | 
|  | dxFlags = append(dxFlags, | 
|  | "--debug", | 
|  | "--verbose", | 
|  | "--dump-to="+android.PathForModuleOut(ctx, "classes.lst").String(), | 
|  | "--dump-width=1000") | 
|  | } | 
|  |  | 
|  | var minSdkVersion string | 
|  | switch j.deviceProperties.Sdk_version { | 
|  | case "", "current", "test_current", "system_current": | 
|  | minSdkVersion = strconv.Itoa(ctx.AConfig().DefaultAppTargetSdkInt()) | 
|  | default: | 
|  | minSdkVersion = j.deviceProperties.Sdk_version | 
|  | } | 
|  |  | 
|  | dxFlags = append(dxFlags, "--min-sdk-version="+minSdkVersion) | 
|  |  | 
|  | flags.dxFlags = strings.Join(dxFlags, " ") | 
|  |  | 
|  | desugarFlags := []string{ | 
|  | "--min_sdk_version " + minSdkVersion, | 
|  | "--desugar_try_with_resources_if_needed=false", | 
|  | "--allow_empty_bootclasspath", | 
|  | } | 
|  |  | 
|  | if inList("--core-library", dxFlags) { | 
|  | desugarFlags = append(desugarFlags, "--core_library") | 
|  | } | 
|  |  | 
|  | flags.desugarFlags = strings.Join(desugarFlags, " ") | 
|  |  | 
|  | desugarJar := TransformDesugar(ctx, outputFile, flags) | 
|  | if ctx.Failed() { | 
|  | return | 
|  | } | 
|  |  | 
|  | // Compile classes.jar into classes.dex and then javalib.jar | 
|  | outputFile = TransformClassesJarToDexJar(ctx, "javalib.jar", desugarJar, flags) | 
|  | if ctx.Failed() { | 
|  | return | 
|  | } | 
|  |  | 
|  | j.dexJarFile = outputFile | 
|  | } | 
|  | ctx.CheckbuildFile(outputFile) | 
|  | j.outputFile = outputFile | 
|  | } | 
|  |  | 
|  | func (j *Module) installable() bool { | 
|  | return j.properties.Installable == nil || *j.properties.Installable | 
|  | } | 
|  |  | 
|  | var _ Dependency = (*Library)(nil) | 
|  |  | 
|  | func (j *Module) ClasspathFiles() android.Paths { | 
|  | return android.Paths{j.classpathFile} | 
|  | } | 
|  |  | 
|  | func (j *Module) AidlIncludeDirs() android.Paths { | 
|  | return j.exportAidlIncludeDirs | 
|  | } | 
|  |  | 
|  | var _ logtagsProducer = (*Module)(nil) | 
|  |  | 
|  | func (j *Module) logtags() android.Paths { | 
|  | return j.logtagsSrcs | 
|  | } | 
|  |  | 
|  | // | 
|  | // Java libraries (.jar file) | 
|  | // | 
|  |  | 
|  | type Library struct { | 
|  | Module | 
|  | } | 
|  |  | 
|  | func (j *Library) GenerateAndroidBuildActions(ctx android.ModuleContext) { | 
|  | j.compile(ctx) | 
|  |  | 
|  | if j.installable() { | 
|  | j.installFile = ctx.InstallFile(android.PathForModuleInstall(ctx, "framework"), | 
|  | ctx.ModuleName()+".jar", j.outputFile) | 
|  | } | 
|  | } | 
|  |  | 
|  | func (j *Library) DepsMutator(ctx android.BottomUpMutatorContext) { | 
|  | j.deps(ctx) | 
|  | } | 
|  |  | 
|  | func LibraryFactory(installable bool) func() android.Module { | 
|  | return func() android.Module { | 
|  | module := &Library{} | 
|  |  | 
|  | if !installable { | 
|  | module.properties.Installable = proptools.BoolPtr(false) | 
|  | } | 
|  | module.deviceProperties.Dex = true | 
|  |  | 
|  | module.AddProperties( | 
|  | &module.Module.properties, | 
|  | &module.Module.deviceProperties, | 
|  | &module.Module.protoProperties) | 
|  |  | 
|  | InitJavaModule(module, android.HostAndDeviceSupported) | 
|  | return module | 
|  | } | 
|  | } | 
|  |  | 
|  | func LibraryHostFactory() android.Module { | 
|  | module := &Library{} | 
|  |  | 
|  | module.AddProperties( | 
|  | &module.Module.properties, | 
|  | &module.Module.protoProperties) | 
|  |  | 
|  | InitJavaModule(module, android.HostSupported) | 
|  | return module | 
|  | } | 
|  |  | 
|  | // | 
|  | // Java Binaries (.jar file plus wrapper script) | 
|  | // | 
|  |  | 
|  | type binaryProperties struct { | 
|  | // installable script to execute the resulting jar | 
|  | Wrapper string | 
|  | } | 
|  |  | 
|  | type Binary struct { | 
|  | Library | 
|  |  | 
|  | binaryProperties binaryProperties | 
|  |  | 
|  | wrapperFile android.ModuleSrcPath | 
|  | binaryFile  android.OutputPath | 
|  | } | 
|  |  | 
|  | func (j *Binary) GenerateAndroidBuildActions(ctx android.ModuleContext) { | 
|  | j.Library.GenerateAndroidBuildActions(ctx) | 
|  |  | 
|  | // Depend on the installed jar (j.installFile) so that the wrapper doesn't get executed by | 
|  | // another build rule before the jar has been installed. | 
|  | j.wrapperFile = android.PathForModuleSrc(ctx, j.binaryProperties.Wrapper) | 
|  | j.binaryFile = ctx.InstallExecutable(android.PathForModuleInstall(ctx, "bin"), | 
|  | ctx.ModuleName(), j.wrapperFile, j.installFile) | 
|  | } | 
|  |  | 
|  | func (j *Binary) DepsMutator(ctx android.BottomUpMutatorContext) { | 
|  | j.deps(ctx) | 
|  | } | 
|  |  | 
|  | func BinaryFactory() android.Module { | 
|  | module := &Binary{} | 
|  |  | 
|  | module.deviceProperties.Dex = true | 
|  |  | 
|  | module.AddProperties( | 
|  | &module.Module.properties, | 
|  | &module.Module.deviceProperties, | 
|  | &module.Module.protoProperties, | 
|  | &module.binaryProperties) | 
|  |  | 
|  | InitJavaModule(module, android.HostAndDeviceSupported) | 
|  | return module | 
|  | } | 
|  |  | 
|  | func BinaryHostFactory() android.Module { | 
|  | module := &Binary{} | 
|  |  | 
|  | module.AddProperties( | 
|  | &module.Module.properties, | 
|  | &module.Module.deviceProperties, | 
|  | &module.Module.protoProperties, | 
|  | &module.binaryProperties) | 
|  |  | 
|  | InitJavaModule(module, android.HostSupported) | 
|  | return module | 
|  | } | 
|  |  | 
|  | // | 
|  | // Java prebuilts | 
|  | // | 
|  |  | 
|  | type ImportProperties struct { | 
|  | Jars []string | 
|  | } | 
|  |  | 
|  | type Import struct { | 
|  | android.ModuleBase | 
|  | prebuilt android.Prebuilt | 
|  |  | 
|  | properties ImportProperties | 
|  |  | 
|  | classpathFiles        android.Paths | 
|  | combinedClasspathFile android.Path | 
|  | } | 
|  |  | 
|  | func (j *Import) Prebuilt() *android.Prebuilt { | 
|  | return &j.prebuilt | 
|  | } | 
|  |  | 
|  | func (j *Import) PrebuiltSrcs() []string { | 
|  | return j.properties.Jars | 
|  | } | 
|  |  | 
|  | func (j *Import) Name() string { | 
|  | return j.prebuilt.Name(j.ModuleBase.Name()) | 
|  | } | 
|  |  | 
|  | func (j *Import) DepsMutator(ctx android.BottomUpMutatorContext) { | 
|  | } | 
|  |  | 
|  | func (j *Import) GenerateAndroidBuildActions(ctx android.ModuleContext) { | 
|  | j.classpathFiles = android.PathsForModuleSrc(ctx, j.properties.Jars) | 
|  |  | 
|  | j.combinedClasspathFile = TransformJarsToJar(ctx, "classes.jar", j.classpathFiles, android.OptionalPath{}, false) | 
|  | } | 
|  |  | 
|  | var _ Dependency = (*Import)(nil) | 
|  |  | 
|  | func (j *Import) ClasspathFiles() android.Paths { | 
|  | return j.classpathFiles | 
|  | } | 
|  |  | 
|  | func (j *Import) AidlIncludeDirs() android.Paths { | 
|  | return nil | 
|  | } | 
|  |  | 
|  | var _ android.PrebuiltInterface = (*Import)(nil) | 
|  |  | 
|  | func ImportFactory() android.Module { | 
|  | module := &Import{} | 
|  |  | 
|  | module.AddProperties(&module.properties) | 
|  |  | 
|  | android.InitPrebuiltModule(module, &module.properties.Jars) | 
|  | android.InitAndroidArchModule(module, android.HostAndDeviceSupported, android.MultilibCommon) | 
|  | return module | 
|  | } | 
|  |  | 
|  | func ImportFactoryHost() android.Module { | 
|  | module := &Import{} | 
|  |  | 
|  | module.AddProperties(&module.properties) | 
|  |  | 
|  | android.InitPrebuiltModule(module, &module.properties.Jars) | 
|  | android.InitAndroidArchModule(module, android.HostSupported, android.MultilibCommon) | 
|  | return module | 
|  | } | 
|  |  | 
|  | func inList(s string, l []string) bool { | 
|  | for _, e := range l { | 
|  | if e == s { | 
|  | return true | 
|  | } | 
|  | } | 
|  | return false | 
|  | } | 
|  |  | 
|  | // | 
|  | // Defaults | 
|  | // | 
|  | type Defaults struct { | 
|  | android.ModuleBase | 
|  | android.DefaultsModuleBase | 
|  | } | 
|  |  | 
|  | func (*Defaults) GenerateAndroidBuildActions(ctx android.ModuleContext) { | 
|  | } | 
|  |  | 
|  | func (d *Defaults) DepsMutator(ctx android.BottomUpMutatorContext) { | 
|  | } | 
|  |  | 
|  | func defaultsFactory() android.Module { | 
|  | return DefaultsFactory() | 
|  | } | 
|  |  | 
|  | func DefaultsFactory(props ...interface{}) android.Module { | 
|  | module := &Defaults{} | 
|  |  | 
|  | module.AddProperties(props...) | 
|  | module.AddProperties( | 
|  | &CompilerProperties{}, | 
|  | &CompilerDeviceProperties{}, | 
|  | ) | 
|  |  | 
|  | android.InitDefaultsModule(module) | 
|  |  | 
|  | return module | 
|  | } |