platform_build_soong/java/java.go

3475 lines
116 KiB
Go

// 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/pathtools"
"github.com/google/blueprint/proptools"
"android/soong/android"
"android/soong/dexpreopt"
"android/soong/java/config"
"android/soong/tradefed"
)
func init() {
RegisterJavaBuildComponents(android.InitRegistrationContext)
RegisterJavaSdkMemberTypes()
}
func RegisterJavaBuildComponents(ctx android.RegistrationContext) {
ctx.RegisterModuleType("java_defaults", DefaultsFactory)
ctx.RegisterModuleType("java_library", LibraryFactory)
ctx.RegisterModuleType("java_library_static", LibraryStaticFactory)
ctx.RegisterModuleType("java_library_host", LibraryHostFactory)
ctx.RegisterModuleType("java_binary", BinaryFactory)
ctx.RegisterModuleType("java_binary_host", BinaryHostFactory)
ctx.RegisterModuleType("java_test", TestFactory)
ctx.RegisterModuleType("java_test_helper_library", TestHelperLibraryFactory)
ctx.RegisterModuleType("java_test_host", TestHostFactory)
ctx.RegisterModuleType("java_test_import", JavaTestImportFactory)
ctx.RegisterModuleType("java_import", ImportFactory)
ctx.RegisterModuleType("java_import_host", ImportFactoryHost)
ctx.RegisterModuleType("java_device_for_host", DeviceForHostFactory)
ctx.RegisterModuleType("java_host_for_device", HostForDeviceFactory)
ctx.RegisterModuleType("dex_import", DexImportFactory)
ctx.FinalDepsMutators(func(ctx android.RegisterMutatorsContext) {
ctx.BottomUp("dexpreopt_tool_deps", dexpreoptToolDepsMutator).Parallel()
})
ctx.RegisterSingletonType("logtags", LogtagsSingleton)
ctx.RegisterSingletonType("kythe_java_extract", kytheExtractJavaFactory)
}
func RegisterJavaSdkMemberTypes() {
// Register sdk member types.
android.RegisterSdkMemberType(javaHeaderLibsSdkMemberType)
// Export implementation classes jar as part of the sdk.
exportImplementationClassesJar := func(_ android.SdkMemberContext, j *Library) android.Path {
implementationJars := j.ImplementationAndResourcesJars()
if len(implementationJars) != 1 {
panic(fmt.Errorf("there must be only one implementation jar from %q", j.Name()))
}
return implementationJars[0]
}
// Register java implementation libraries for use only in module_exports (not sdk).
android.RegisterSdkMemberType(&librarySdkMemberType{
android.SdkMemberTypeBase{
PropertyName: "java_libs",
},
exportImplementationClassesJar,
sdkSnapshotFilePathForJar,
copyEverythingToSnapshot,
})
// Register java boot libraries for use in sdk.
//
// The build has some implicit dependencies (via the boot jars configuration) on a number of
// modules, e.g. core-oj, apache-xml, that are part of the java boot class path and which are
// provided by mainline modules (e.g. art, conscrypt, runtime-i18n) but which are not otherwise
// used outside those mainline modules.
//
// As they are not needed outside the mainline modules adding them to the sdk/module-exports as
// either java_libs, or java_header_libs would end up exporting more information than was strictly
// necessary. The java_boot_libs property to allow those modules to be exported as part of the
// sdk/module_exports without exposing any unnecessary information.
android.RegisterSdkMemberType(&librarySdkMemberType{
android.SdkMemberTypeBase{
PropertyName: "java_boot_libs",
SupportsSdk: true,
},
// Temporarily export implementation classes jar for java_boot_libs as it is required for the
// hiddenapi processing.
// TODO(b/179354495): Revert once hiddenapi processing has been modularized.
exportImplementationClassesJar,
sdkSnapshotFilePathForJar,
onlyCopyJarToSnapshot,
})
// Register java test libraries for use only in module_exports (not sdk).
android.RegisterSdkMemberType(&testSdkMemberType{
SdkMemberTypeBase: android.SdkMemberTypeBase{
PropertyName: "java_tests",
},
})
}
// TODO:
// Autogenerated files:
// Renderscript
// Post-jar passes:
// Proguard
// Rmtypedefs
// DroidDoc
// Findbugs
// Properties that are common to most Java modules, i.e. whether it's a host or device module.
type CommonProperties struct {
// list of source files used to compile the Java module. May be .java, .kt, .logtags, .proto,
// or .aidl files.
Srcs []string `android:"path,arch_variant"`
// list Kotlin of source files containing Kotlin code that should be treated as common code in
// a codebase that supports Kotlin multiplatform. See
// https://kotlinlang.org/docs/reference/multiplatform.html. May be only be .kt files.
Common_srcs []string `android:"path,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:"path,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:"path,arch_variant"`
// list of files that should be excluded from java_resources and java_resource_dirs
Exclude_java_resources []string `android:"path,arch_variant"`
// list of module-specific flags that will be used for javac compiles
Javacflags []string `android:"arch_variant"`
// list of module-specific flags that will be used for kotlinc compiles
Kotlincflags []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 `android:"path"`
// if not blank, run jarjar using the specified rules file
Jarjar_rules *string `android:"path,arch_variant"`
// If not blank, set the java version passed to javac as -source and -target
Java_version *string
// If set to true, allow this module to be dexed and installed on devices. Has no
// effect on host modules, which are always considered installable.
Installable *bool
// If set to true, include sources used to compile the module in to the final jar
Include_srcs *bool
// If not empty, classes are restricted to the specified packages and their sub-packages.
// This restriction is checked after applying jarjar rules and including static libs.
Permitted_packages []string
// List of modules to use as annotation processors
Plugins []string
// List of modules to export to libraries that directly depend on this library as annotation
// processors. Note that if the plugins set generates_api: true this will disable the turbine
// optimization on modules that depend on this module, which will reduce parallelism and cause
// more recompilation.
Exported_plugins []string
// The number of Java source entries each Javac instance can process
Javac_shard_size *int64
// Add host jdk tools.jar to bootclasspath
Use_tools_jar *bool
Openjdk9 struct {
// List of source files that should only be used when passing -source 1.9 or higher
Srcs []string `android:"path"`
// List of javac flags that should only be used when passing -source 1.9 or higher
Javacflags []string
}
// When compiling language level 9+ .java code in packages that are part of
// a system module, patch_module names the module that your sources and
// dependencies should be patched into. The Android runtime currently
// doesn't implement the JEP 261 module system so this option is only
// supported at compile time. It should only be needed to compile tests in
// packages that exist in libcore and which are inconvenient to move
// elsewhere.
Patch_module *string `android:"arch_variant"`
Jacoco struct {
// List of classes to include for instrumentation with jacoco to collect coverage
// information at runtime when building with coverage enabled. If unset defaults to all
// classes.
// Supports '*' as the last character of an entry in the list as a wildcard match.
// If preceded by '.' it matches all classes in the package and subpackages, otherwise
// it matches classes in the package that have the class name as a prefix.
Include_filter []string
// List of classes to exclude from instrumentation with jacoco to collect coverage
// information at runtime when building with coverage enabled. Overrides classes selected
// by the include_filter property.
// Supports '*' as the last character of an entry in the list as a wildcard match.
// If preceded by '.' it matches all classes in the package and subpackages, otherwise
// it matches classes in the package that have the class name as a prefix.
Exclude_filter []string
}
Errorprone struct {
// List of javac flags that should only be used when running errorprone.
Javacflags []string
// List of java_plugin modules that provide extra errorprone checks.
Extra_check_modules []string
}
Proto struct {
// List of extra options that will be passed to the proto generator.
Output_params []string
}
Instrument bool `blueprint:"mutated"`
// List of files to include in the META-INF/services folder of the resulting jar.
Services []string `android:"path,arch_variant"`
// If true, package the kotlin stdlib into the jar. Defaults to true.
Static_kotlin_stdlib *bool `android:"arch_variant"`
// A list of java_library instances that provide additional hiddenapi annotations for the library.
Hiddenapi_additional_annotations []string
}
// Properties that are specific to device modules. Host module factories should not add these when
// constructing a new module.
type DeviceProperties struct {
// if not blank, set to the version of the sdk to compile against.
// Defaults to compiling against the current platform.
Sdk_version *string
// if not blank, set the minimum version of the sdk that the compiled artifacts will run against.
// Defaults to sdk_version if not set.
Min_sdk_version *string
// if not blank, set the targetSdkVersion in the AndroidManifest.xml.
// Defaults to sdk_version if not set.
Target_sdk_version *string
// Whether to compile against the platform APIs instead of an SDK.
// If true, then sdk_version must be empty. The value of this field
// is ignored when module's type isn't android_app.
Platform_apis *bool
Aidl struct {
// Top level directories to pass to aidl tool
Include_dirs []string
// Directories rooted at the Android.bp file to pass to aidl tool
Local_include_dirs []string
// directories that should be added as include directories for any aidl sources of modules
// that depend on this module, as well as to aidl for this module.
Export_include_dirs []string
// whether to generate traces (for systrace) for this interface
Generate_traces *bool
// whether to generate Binder#GetTransaction name method.
Generate_get_transaction_name *bool
// list of flags that will be passed to the AIDL compiler
Flags []string
}
// If true, export a copy of the module as a -hostdex module for host testing.
Hostdex *bool
Target struct {
Hostdex struct {
// Additional required dependencies to add to -hostdex modules.
Required []string
}
}
// When targeting 1.9 and above, override the modules to use with --system,
// otherwise provides defaults libraries to add to the bootclasspath.
System_modules *string
// The name of the module as used in build configuration.
//
// Allows a library to separate its actual name from the name used in
// build configuration, e.g.ctx.Config().BootJars().
ConfigurationName *string `blueprint:"mutated"`
// set the name of the output
Stem *string
IsSDKLibrary bool `blueprint:"mutated"`
// If true, generate the signature file of APK Signing Scheme V4, along side the signed APK file.
// Defaults to false.
V4_signature *bool
// Only for libraries created by a sysprop_library module, SyspropPublicStub is the name of the
// public stubs library.
SyspropPublicStub string `blueprint:"mutated"`
}
// Functionality common to Module and Import
//
// It is embedded in Module so its functionality can be used by methods in Module
// but it is currently only initialized by Import and Library.
type embeddableInModuleAndImport struct {
// Functionality related to this being used as a component of a java_sdk_library.
EmbeddableSdkLibraryComponent
}
func (e *embeddableInModuleAndImport) initModuleAndImport(moduleBase *android.ModuleBase) {
e.initSdkLibraryComponent(moduleBase)
}
// Module/Import's DepIsInSameApex(...) delegates to this method.
//
// This cannot implement DepIsInSameApex(...) directly as that leads to ambiguity with
// the one provided by ApexModuleBase.
func (e *embeddableInModuleAndImport) depIsInSameApex(ctx android.BaseModuleContext, dep android.Module) bool {
// dependencies other than the static linkage are all considered crossing APEX boundary
if staticLibTag == ctx.OtherModuleDependencyTag(dep) {
return true
}
return false
}
// Module contains the properties and members used by all java module types
type Module struct {
android.ModuleBase
android.DefaultableModuleBase
android.ApexModuleBase
android.SdkBase
// Functionality common to Module and Import.
embeddableInModuleAndImport
properties CommonProperties
protoProperties android.ProtoProperties
deviceProperties DeviceProperties
// jar file containing header classes including static library dependencies, suitable for
// inserting into the bootclasspath/classpath of another compile
headerJarFile android.Path
// jar file containing implementation classes including static library dependencies but no
// resources
implementationJarFile android.Path
// jar file containing only resources including from static library dependencies
resourceJar android.Path
// args and dependencies to package source files into a srcjar
srcJarArgs []string
srcJarDeps android.Paths
// jar file containing implementation classes and resources including static library
// dependencies
implementationAndResourcesJar android.Path
// output file containing classes.dex and resources
dexJarFile android.Path
// output file containing uninstrumented classes that will be instrumented by jacoco
jacocoReportClassesFile android.Path
// output file of the module, which may be a classes jar or a dex jar
outputFile android.Path
extraOutputFiles android.Paths
exportAidlIncludeDirs android.Paths
logtagsSrcs android.Paths
// installed file for binary dependency
installFile android.Path
// list of .java files and srcjars that was passed to javac
compiledJavaSrcs android.Paths
compiledSrcJars android.Paths
// manifest file to use instead of properties.Manifest
overrideManifest android.OptionalPath
// map of SDK version to class loader context
classLoaderContexts dexpreopt.ClassLoaderContextMap
// list of plugins that this java module is exporting
exportedPluginJars android.Paths
// list of plugins that this java module is exporting
exportedPluginClasses []string
// if true, the exported plugins generate API and require disabling turbine.
exportedDisableTurbine bool
// list of source files, collected from srcFiles with unique java and all kt files,
// will be used by android.IDEInfo struct
expandIDEInfoCompiledSrcs []string
// expanded Jarjar_rules
expandJarjarRules android.Path
// list of additional targets for checkbuild
additionalCheckedModules android.Paths
// Extra files generated by the module type to be added as java resources.
extraResources android.Paths
hiddenAPI
dexer
dexpreopter
usesLibrary
linter
// list of the xref extraction files
kytheFiles android.Paths
// Collect the module directory for IDE info in java/jdeps.go.
modulePaths []string
hideApexVariantFromMake bool
}
func (j *Module) CheckStableSdkVersion() error {
sdkVersion := j.sdkVersion()
if sdkVersion.stable() {
return nil
}
if sdkVersion.kind == sdkCorePlatform {
if useLegacyCorePlatformApiByName(j.BaseModuleName()) {
return fmt.Errorf("non stable SDK %v - uses legacy core platform", sdkVersion)
} else {
// Treat stable core platform as stable.
return nil
}
} else {
return fmt.Errorf("non stable SDK %v", sdkVersion)
}
}
// checkSdkVersions enforces restrictions around SDK dependencies.
func (j *Module) checkSdkVersions(ctx android.ModuleContext) {
if j.RequiresStableAPIs(ctx) {
if sc, ok := ctx.Module().(sdkContext); ok {
if !sc.sdkVersion().specified() {
ctx.PropertyErrorf("sdk_version",
"sdk_version must have a value when the module is located at vendor or product(only if PRODUCT_ENFORCE_PRODUCT_PARTITION_INTERFACE is set).")
}
}
}
// Make sure this module doesn't statically link to modules with lower-ranked SDK link type.
// See rank() for details.
ctx.VisitDirectDeps(func(module android.Module) {
tag := ctx.OtherModuleDependencyTag(module)
switch module.(type) {
// TODO(satayev): cover other types as well, e.g. imports
case *Library, *AndroidLibrary:
switch tag {
case bootClasspathTag, libTag, staticLibTag, java9LibTag:
j.checkSdkLinkType(ctx, module.(moduleWithSdkDep), tag.(dependencyTag))
}
}
})
}
func (j *Module) checkPlatformAPI(ctx android.ModuleContext) {
if sc, ok := ctx.Module().(sdkContext); ok {
usePlatformAPI := proptools.Bool(j.deviceProperties.Platform_apis)
sdkVersionSpecified := sc.sdkVersion().specified()
if usePlatformAPI && sdkVersionSpecified {
ctx.PropertyErrorf("platform_apis", "platform_apis must be false when sdk_version is not empty.")
} else if !usePlatformAPI && !sdkVersionSpecified {
ctx.PropertyErrorf("platform_apis", "platform_apis must be true when sdk_version is empty.")
}
}
}
func (j *Module) addHostProperties() {
j.AddProperties(
&j.properties,
&j.protoProperties,
&j.usesLibraryProperties,
)
}
func (j *Module) addHostAndDeviceProperties() {
j.addHostProperties()
j.AddProperties(
&j.deviceProperties,
&j.dexer.dexProperties,
&j.dexpreoptProperties,
&j.linter.properties,
)
}
func (j *Module) OutputFiles(tag string) (android.Paths, error) {
switch tag {
case "":
return append(android.Paths{j.outputFile}, j.extraOutputFiles...), nil
case android.DefaultDistTag:
return android.Paths{j.outputFile}, nil
case ".jar":
return android.Paths{j.implementationAndResourcesJar}, nil
case ".proguard_map":
if j.dexer.proguardDictionary.Valid() {
return android.Paths{j.dexer.proguardDictionary.Path()}, nil
}
return nil, fmt.Errorf("%q was requested, but no output file was found.", tag)
default:
return nil, fmt.Errorf("unsupported module reference tag %q", tag)
}
}
var _ android.OutputFileProducer = (*Module)(nil)
// JavaInfo contains information about a java module for use by modules that depend on it.
type JavaInfo struct {
// HeaderJars is a list of jars that can be passed as the javac classpath in order to link
// against this module. If empty, ImplementationJars should be used instead.
HeaderJars android.Paths
// ImplementationAndResourceJars is a list of jars that contain the implementations of classes
// in the module as well as any resources included in the module.
ImplementationAndResourcesJars android.Paths
// ImplementationJars is a list of jars that contain the implementations of classes in the
//module.
ImplementationJars android.Paths
// ResourceJars is a list of jars that contain the resources included in the module.
ResourceJars android.Paths
// AidlIncludeDirs is a list of directories that should be passed to the aidl tool when
// depending on this module.
AidlIncludeDirs android.Paths
// SrcJarArgs is a list of arguments to pass to soong_zip to package the sources of this
// module.
SrcJarArgs []string
// SrcJarDeps is a list of paths to depend on when packaging the sources of this module.
SrcJarDeps android.Paths
// ExportedPlugins is a list of paths that should be used as annotation processors for any
// module that depends on this module.
ExportedPlugins android.Paths
// ExportedPluginClasses is a list of classes that should be run as annotation processors for
// any module that depends on this module.
ExportedPluginClasses []string
// ExportedPluginDisableTurbine is true if this module's annotation processors generate APIs,
// requiring disbling turbine for any modules that depend on it.
ExportedPluginDisableTurbine bool
// JacocoReportClassesFile is the path to a jar containing uninstrumented classes that will be
// instrumented by jacoco.
JacocoReportClassesFile android.Path
}
var JavaInfoProvider = blueprint.NewProvider(JavaInfo{})
// SyspropPublicStubInfo contains info about the sysprop public stub library that corresponds to
// the sysprop implementation library.
type SyspropPublicStubInfo struct {
// JavaInfo is the JavaInfoProvider of the sysprop public stub library that corresponds to
// the sysprop implementation library.
JavaInfo JavaInfo
}
var SyspropPublicStubInfoProvider = blueprint.NewProvider(SyspropPublicStubInfo{})
// Methods that need to be implemented for a module that is added to apex java_libs property.
type ApexDependency interface {
HeaderJars() android.Paths
ImplementationAndResourcesJars() android.Paths
}
// Provides build path and install path to DEX jars.
type UsesLibraryDependency interface {
DexJarBuildPath() android.Path
DexJarInstallPath() android.Path
ClassLoaderContexts() dexpreopt.ClassLoaderContextMap
}
type xref interface {
XrefJavaFiles() android.Paths
}
func (j *Module) XrefJavaFiles() android.Paths {
return j.kytheFiles
}
func InitJavaModule(module android.DefaultableModule, hod android.HostOrDeviceSupported) {
initJavaModule(module, hod, false)
}
func InitJavaModuleMultiTargets(module android.DefaultableModule, hod android.HostOrDeviceSupported) {
initJavaModule(module, hod, true)
}
func initJavaModule(module android.DefaultableModule, hod android.HostOrDeviceSupported, multiTargets bool) {
multilib := android.MultilibCommon
if multiTargets {
android.InitAndroidMultiTargetsArchModule(module, hod, multilib)
} else {
android.InitAndroidArchModule(module, hod, multilib)
}
android.InitDefaultableModule(module)
}
type dependencyTag struct {
blueprint.BaseDependencyTag
name string
}
// installDependencyTag is a dependency tag that is annotated to cause the installed files of the
// dependency to be installed when the parent module is installed.
type installDependencyTag struct {
blueprint.BaseDependencyTag
android.InstallAlwaysNeededDependencyTag
name string
}
type usesLibraryDependencyTag struct {
dependencyTag
sdkVersion int // SDK version in which the library appared as a standalone library.
}
func makeUsesLibraryDependencyTag(sdkVersion int) usesLibraryDependencyTag {
return usesLibraryDependencyTag{
dependencyTag: dependencyTag{name: fmt.Sprintf("uses-library-%d", sdkVersion)},
sdkVersion: sdkVersion,
}
}
func IsJniDepTag(depTag blueprint.DependencyTag) bool {
return depTag == jniLibTag
}
var (
dataNativeBinsTag = dependencyTag{name: "dataNativeBins"}
staticLibTag = dependencyTag{name: "staticlib"}
libTag = dependencyTag{name: "javalib"}
java9LibTag = dependencyTag{name: "java9lib"}
pluginTag = dependencyTag{name: "plugin"}
errorpronePluginTag = dependencyTag{name: "errorprone-plugin"}
exportedPluginTag = dependencyTag{name: "exported-plugin"}
bootClasspathTag = dependencyTag{name: "bootclasspath"}
systemModulesTag = dependencyTag{name: "system modules"}
frameworkResTag = dependencyTag{name: "framework-res"}
kotlinStdlibTag = dependencyTag{name: "kotlin-stdlib"}
kotlinAnnotationsTag = dependencyTag{name: "kotlin-annotations"}
proguardRaiseTag = dependencyTag{name: "proguard-raise"}
certificateTag = dependencyTag{name: "certificate"}
instrumentationForTag = dependencyTag{name: "instrumentation_for"}
extraLintCheckTag = dependencyTag{name: "extra-lint-check"}
jniLibTag = dependencyTag{name: "jnilib"}
syspropPublicStubDepTag = dependencyTag{name: "sysprop public stub"}
jniInstallTag = installDependencyTag{name: "jni install"}
binaryInstallTag = installDependencyTag{name: "binary install"}
usesLibTag = makeUsesLibraryDependencyTag(dexpreopt.AnySdkVersion)
usesLibCompat28Tag = makeUsesLibraryDependencyTag(28)
usesLibCompat29Tag = makeUsesLibraryDependencyTag(29)
usesLibCompat30Tag = makeUsesLibraryDependencyTag(30)
)
func IsLibDepTag(depTag blueprint.DependencyTag) bool {
return depTag == libTag
}
func IsStaticLibDepTag(depTag blueprint.DependencyTag) bool {
return depTag == staticLibTag
}
type sdkDep struct {
useModule, useFiles, invalidVersion bool
// The modules that will be added to the bootclasspath when targeting 1.8 or lower
bootclasspath []string
// The default system modules to use. Will be an empty string if no system
// modules are to be used.
systemModules string
// The modules that will be added to the classpath regardless of the Java language level targeted
classpath []string
// The modules that will be added ot the classpath when targeting 1.9 or higher
// (normally these will be on the bootclasspath when targeting 1.8 or lower)
java9Classpath []string
frameworkResModule string
jars android.Paths
aidl android.OptionalPath
noStandardLibs, noFrameworksLibs bool
}
func (s sdkDep) hasStandardLibs() bool {
return !s.noStandardLibs
}
func (s sdkDep) hasFrameworkLibs() bool {
return !s.noStandardLibs && !s.noFrameworksLibs
}
type jniLib struct {
name string
path android.Path
target android.Target
coverageFile android.OptionalPath
unstrippedFile android.Path
}
func (j *Module) shouldInstrument(ctx android.BaseModuleContext) bool {
return j.properties.Instrument &&
ctx.Config().IsEnvTrue("EMMA_INSTRUMENT") &&
ctx.DeviceConfig().JavaCoverageEnabledForPath(ctx.ModuleDir())
}
func (j *Module) shouldInstrumentStatic(ctx android.BaseModuleContext) bool {
return j.shouldInstrument(ctx) &&
(ctx.Config().IsEnvTrue("EMMA_INSTRUMENT_STATIC") ||
ctx.Config().UnbundledBuild())
}
func (j *Module) shouldInstrumentInApex(ctx android.BaseModuleContext) bool {
// Force enable the instrumentation for java code that is built for APEXes ...
// except for the jacocoagent itself (because instrumenting jacocoagent using jacocoagent
// doesn't make sense) or framework libraries (e.g. libraries found in the InstrumentFrameworkModules list) unless EMMA_INSTRUMENT_FRAMEWORK is true.
apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)
isJacocoAgent := ctx.ModuleName() == "jacocoagent"
if j.DirectlyInAnyApex() && !isJacocoAgent && !apexInfo.IsForPlatform() {
if !inList(ctx.ModuleName(), config.InstrumentFrameworkModules) {
return true
} else if ctx.Config().IsEnvTrue("EMMA_INSTRUMENT_FRAMEWORK") {
return true
}
}
return false
}
func (j *Module) sdkVersion() sdkSpec {
return sdkSpecFrom(String(j.deviceProperties.Sdk_version))
}
func (j *Module) systemModules() string {
return proptools.String(j.deviceProperties.System_modules)
}
func (j *Module) minSdkVersion() sdkSpec {
if j.deviceProperties.Min_sdk_version != nil {
return sdkSpecFrom(*j.deviceProperties.Min_sdk_version)
}
return j.sdkVersion()
}
func (j *Module) targetSdkVersion() sdkSpec {
if j.deviceProperties.Target_sdk_version != nil {
return sdkSpecFrom(*j.deviceProperties.Target_sdk_version)
}
return j.sdkVersion()
}
func (j *Module) MinSdkVersion() string {
return j.minSdkVersion().version.String()
}
func (j *Module) AvailableFor(what string) bool {
if what == android.AvailableToPlatform && Bool(j.deviceProperties.Hostdex) {
// Exception: for hostdex: true libraries, the platform variant is created
// even if it's not marked as available to platform. In that case, the platform
// variant is used only for the hostdex and not installed to the device.
return true
}
return j.ApexModuleBase.AvailableFor(what)
}
func sdkDeps(ctx android.BottomUpMutatorContext, sdkContext sdkContext, d dexer) {
sdkDep := decodeSdkDep(ctx, sdkContext)
if sdkDep.useModule {
ctx.AddVariationDependencies(nil, bootClasspathTag, sdkDep.bootclasspath...)
ctx.AddVariationDependencies(nil, java9LibTag, sdkDep.java9Classpath...)
ctx.AddVariationDependencies(nil, libTag, sdkDep.classpath...)
if d.effectiveOptimizeEnabled() && sdkDep.hasStandardLibs() {
ctx.AddVariationDependencies(nil, proguardRaiseTag, config.LegacyCorePlatformBootclasspathLibraries...)
}
if d.effectiveOptimizeEnabled() && sdkDep.hasFrameworkLibs() {
ctx.AddVariationDependencies(nil, proguardRaiseTag, config.FrameworkLibraries...)
}
}
if sdkDep.systemModules != "" {
ctx.AddVariationDependencies(nil, systemModulesTag, sdkDep.systemModules)
}
}
func (j *Module) deps(ctx android.BottomUpMutatorContext) {
if ctx.Device() {
j.linter.deps(ctx)
sdkDeps(ctx, sdkContext(j), j.dexer)
if j.deviceProperties.SyspropPublicStub != "" {
// This is a sysprop implementation library that has a corresponding sysprop public
// stubs library, and a dependency on it so that dependencies on the implementation can
// be forwarded to the public stubs library when necessary.
ctx.AddVariationDependencies(nil, syspropPublicStubDepTag, j.deviceProperties.SyspropPublicStub)
}
}
libDeps := ctx.AddVariationDependencies(nil, libTag, j.properties.Libs...)
ctx.AddVariationDependencies(nil, staticLibTag, j.properties.Static_libs...)
// Add dependency on libraries that provide additional hidden api annotations.
ctx.AddVariationDependencies(nil, hiddenApiAnnotationsTag, j.properties.Hiddenapi_additional_annotations...)
if ctx.DeviceConfig().VndkVersion() != "" && ctx.Config().EnforceInterPartitionJavaSdkLibrary() {
// Require java_sdk_library at inter-partition java dependency to ensure stable
// interface between partitions. If inter-partition java_library dependency is detected,
// raise build error because java_library doesn't have a stable interface.
//
// Inputs:
// PRODUCT_ENFORCE_INTER_PARTITION_JAVA_SDK_LIBRARY
// if true, enable enforcement
// PRODUCT_INTER_PARTITION_JAVA_LIBRARY_ALLOWLIST
// exception list of java_library names to allow inter-partition dependency
for idx := range j.properties.Libs {
if libDeps[idx] == nil {
continue
}
if javaDep, ok := libDeps[idx].(javaSdkLibraryEnforceContext); ok {
// java_sdk_library is always allowed at inter-partition dependency.
// So, skip check.
if _, ok := javaDep.(*SdkLibrary); ok {
continue
}
j.checkPartitionsForJavaDependency(ctx, "libs", javaDep)
}
}
}
// For library dependencies that are component libraries (like stubs), add the implementation
// as a dependency (dexpreopt needs to be against the implementation library, not stubs).
for _, dep := range libDeps {
if dep != nil {
if component, ok := dep.(SdkLibraryComponentDependency); ok {
if lib := component.OptionalSdkLibraryImplementation(); lib != nil {
ctx.AddVariationDependencies(nil, usesLibTag, *lib)
}
}
}
}
ctx.AddFarVariationDependencies(ctx.Config().BuildOSCommonTarget.Variations(), pluginTag, j.properties.Plugins...)
ctx.AddFarVariationDependencies(ctx.Config().BuildOSCommonTarget.Variations(), errorpronePluginTag, j.properties.Errorprone.Extra_check_modules...)
ctx.AddFarVariationDependencies(ctx.Config().BuildOSCommonTarget.Variations(), exportedPluginTag, j.properties.Exported_plugins...)
android.ProtoDeps(ctx, &j.protoProperties)
if j.hasSrcExt(".proto") {
protoDeps(ctx, &j.protoProperties)
}
if j.hasSrcExt(".kt") {
// TODO(ccross): move this to a mutator pass that can tell if generated sources contain
// Kotlin files
ctx.AddVariationDependencies(nil, kotlinStdlibTag,
"kotlin-stdlib", "kotlin-stdlib-jdk7", "kotlin-stdlib-jdk8")
if len(j.properties.Plugins) > 0 {
ctx.AddVariationDependencies(nil, kotlinAnnotationsTag, "kotlin-annotations")
}
}
// Framework libraries need special handling in static coverage builds: they should not have
// static dependency on jacoco, otherwise there would be multiple conflicting definitions of
// the same jacoco classes coming from different bootclasspath jars.
if inList(ctx.ModuleName(), config.InstrumentFrameworkModules) {
if ctx.Config().IsEnvTrue("EMMA_INSTRUMENT_FRAMEWORK") {
j.properties.Instrument = true
}
} else if j.shouldInstrumentStatic(ctx) {
ctx.AddVariationDependencies(nil, staticLibTag, "jacocoagent")
}
}
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, android.Paths) {
aidlIncludes := android.PathsForModuleSrc(ctx, j.deviceProperties.Aidl.Local_include_dirs)
aidlIncludes = append(aidlIncludes,
android.PathsForModuleSrc(ctx, j.deviceProperties.Aidl.Export_include_dirs)...)
aidlIncludes = append(aidlIncludes,
android.PathsForSource(ctx, j.deviceProperties.Aidl.Include_dirs)...)
var flags []string
var deps android.Paths
flags = append(flags, j.deviceProperties.Aidl.Flags...)
if aidlPreprocess.Valid() {
flags = append(flags, "-p"+aidlPreprocess.String())
deps = append(deps, aidlPreprocess.Path())
} else if len(aidlIncludeDirs) > 0 {
flags = append(flags, android.JoinWithPrefix(aidlIncludeDirs.Strings(), "-I"))
}
if len(j.exportAidlIncludeDirs) > 0 {
flags = append(flags, android.JoinWithPrefix(j.exportAidlIncludeDirs.Strings(), "-I"))
}
if len(aidlIncludes) > 0 {
flags = append(flags, android.JoinWithPrefix(aidlIncludes.Strings(), "-I"))
}
flags = append(flags, "-I"+android.PathForModuleSrc(ctx).String())
if src := android.ExistentPathForSource(ctx, ctx.ModuleDir(), "src"); src.Valid() {
flags = append(flags, "-I"+src.String())
}
if Bool(j.deviceProperties.Aidl.Generate_traces) {
flags = append(flags, "-t")
}
if Bool(j.deviceProperties.Aidl.Generate_get_transaction_name) {
flags = append(flags, "--transaction_names")
}
return strings.Join(flags, " "), deps
}
type deps struct {
classpath classpath
java9Classpath classpath
bootClasspath classpath
processorPath classpath
errorProneProcessorPath classpath
processorClasses []string
staticJars android.Paths
staticHeaderJars android.Paths
staticResourceJars android.Paths
aidlIncludeDirs android.Paths
srcs android.Paths
srcJars android.Paths
systemModules *systemModules
aidlPreprocess android.OptionalPath
kotlinStdlib android.Paths
kotlinAnnotations android.Paths
disableTurbine bool
}
func checkProducesJars(ctx android.ModuleContext, dep android.SourceFileProducer) {
for _, f := range dep.Srcs() {
if f.Ext() != ".jar" {
ctx.ModuleErrorf("genrule %q must generate files ending with .jar to be used as a libs or static_libs dependency",
ctx.OtherModuleName(dep.(blueprint.Module)))
}
}
}
type sdkLinkType int
const (
// TODO(jiyong) rename these for better readability. Make the allowed
// and disallowed link types explicit
// order is important here. See rank()
javaCore sdkLinkType = iota
javaSdk
javaSystem
javaModule
javaSystemServer
javaPlatform
)
func (lt sdkLinkType) String() string {
switch lt {
case javaCore:
return "core Java API"
case javaSdk:
return "Android API"
case javaSystem:
return "system API"
case javaModule:
return "module API"
case javaSystemServer:
return "system server API"
case javaPlatform:
return "private API"
default:
panic(fmt.Errorf("unrecognized linktype: %d", lt))
}
}
// rank determines the total order among sdkLinkType. An SDK link type of rank A can link to
// another SDK link type of rank B only when B <= A. For example, a module linking to Android SDK
// can't statically depend on modules that use Platform API.
func (lt sdkLinkType) rank() int {
return int(lt)
}
type moduleWithSdkDep interface {
android.Module
getSdkLinkType(name string) (ret sdkLinkType, stubs bool)
}
func (m *Module) getSdkLinkType(name string) (ret sdkLinkType, stubs bool) {
switch name {
case "core.current.stubs", "legacy.core.platform.api.stubs", "stable.core.platform.api.stubs",
"stub-annotations", "private-stub-annotations-jar",
"core-lambda-stubs", "core-generated-annotation-stubs":
return javaCore, true
case "android_stubs_current":
return javaSdk, true
case "android_system_stubs_current":
return javaSystem, true
case "android_module_lib_stubs_current":
return javaModule, true
case "android_system_server_stubs_current":
return javaSystemServer, true
case "android_test_stubs_current":
return javaSystem, true
}
if stub, linkType := moduleStubLinkType(name); stub {
return linkType, true
}
ver := m.sdkVersion()
switch ver.kind {
case sdkCore:
return javaCore, false
case sdkSystem:
return javaSystem, false
case sdkPublic:
return javaSdk, false
case sdkModule:
return javaModule, false
case sdkSystemServer:
return javaSystemServer, false
case sdkPrivate, sdkNone, sdkCorePlatform, sdkTest:
return javaPlatform, false
}
if !ver.valid() {
panic(fmt.Errorf("sdk_version is invalid. got %q", ver.raw))
}
return javaSdk, false
}
// checkSdkLinkType make sures the given dependency doesn't have a lower SDK link type rank than
// this module's. See the comment on rank() for details and an example.
func (j *Module) checkSdkLinkType(
ctx android.ModuleContext, dep moduleWithSdkDep, tag dependencyTag) {
if ctx.Host() {
return
}
myLinkType, stubs := j.getSdkLinkType(ctx.ModuleName())
if stubs {
return
}
depLinkType, _ := dep.getSdkLinkType(ctx.OtherModuleName(dep))
if myLinkType.rank() < depLinkType.rank() {
ctx.ModuleErrorf("compiles against %v, but dependency %q is compiling against %v. "+
"In order to fix this, consider adjusting sdk_version: OR platform_apis: "+
"property of the source or target module so that target module is built "+
"with the same or smaller API set when compared to the source.",
myLinkType, ctx.OtherModuleName(dep), depLinkType)
}
}
func (j *Module) collectDeps(ctx android.ModuleContext) deps {
var deps deps
if ctx.Device() {
sdkDep := decodeSdkDep(ctx, sdkContext(j))
if sdkDep.invalidVersion {
ctx.AddMissingDependencies(sdkDep.bootclasspath)
ctx.AddMissingDependencies(sdkDep.java9Classpath)
} else if sdkDep.useFiles {
// sdkDep.jar is actually equivalent to turbine header.jar.
deps.classpath = append(deps.classpath, sdkDep.jars...)
deps.aidlPreprocess = sdkDep.aidl
} else {
deps.aidlPreprocess = sdkDep.aidl
}
}
sdkLinkType, _ := j.getSdkLinkType(ctx.ModuleName())
ctx.VisitDirectDeps(func(module android.Module) {
otherName := ctx.OtherModuleName(module)
tag := ctx.OtherModuleDependencyTag(module)
if IsJniDepTag(tag) {
// Handled by AndroidApp.collectAppDeps
return
}
if tag == certificateTag {
// Handled by AndroidApp.collectAppDeps
return
}
if dep, ok := module.(SdkLibraryDependency); ok {
switch tag {
case libTag:
deps.classpath = append(deps.classpath, dep.SdkHeaderJars(ctx, j.sdkVersion())...)
case staticLibTag:
ctx.ModuleErrorf("dependency on java_sdk_library %q can only be in libs", otherName)
}
} else if ctx.OtherModuleHasProvider(module, JavaInfoProvider) {
dep := ctx.OtherModuleProvider(module, JavaInfoProvider).(JavaInfo)
if sdkLinkType != javaPlatform &&
ctx.OtherModuleHasProvider(module, SyspropPublicStubInfoProvider) {
// dep is a sysprop implementation library, but this module is not linking against
// the platform, so it gets the sysprop public stubs library instead. Replace
// dep with the JavaInfo from the SyspropPublicStubInfoProvider.
syspropDep := ctx.OtherModuleProvider(module, SyspropPublicStubInfoProvider).(SyspropPublicStubInfo)
dep = syspropDep.JavaInfo
}
switch tag {
case bootClasspathTag:
deps.bootClasspath = append(deps.bootClasspath, dep.HeaderJars...)
case libTag, instrumentationForTag:
deps.classpath = append(deps.classpath, dep.HeaderJars...)
deps.aidlIncludeDirs = append(deps.aidlIncludeDirs, dep.AidlIncludeDirs...)
addPlugins(&deps, dep.ExportedPlugins, dep.ExportedPluginClasses...)
deps.disableTurbine = deps.disableTurbine || dep.ExportedPluginDisableTurbine
case java9LibTag:
deps.java9Classpath = append(deps.java9Classpath, dep.HeaderJars...)
case staticLibTag:
deps.classpath = append(deps.classpath, dep.HeaderJars...)
deps.staticJars = append(deps.staticJars, dep.ImplementationJars...)
deps.staticHeaderJars = append(deps.staticHeaderJars, dep.HeaderJars...)
deps.staticResourceJars = append(deps.staticResourceJars, dep.ResourceJars...)
deps.aidlIncludeDirs = append(deps.aidlIncludeDirs, dep.AidlIncludeDirs...)
addPlugins(&deps, dep.ExportedPlugins, dep.ExportedPluginClasses...)
// Turbine doesn't run annotation processors, so any module that uses an
// annotation processor that generates API is incompatible with the turbine
// optimization.
deps.disableTurbine = deps.disableTurbine || dep.ExportedPluginDisableTurbine
case pluginTag:
if plugin, ok := module.(*Plugin); ok {
if plugin.pluginProperties.Processor_class != nil {
addPlugins(&deps, dep.ImplementationAndResourcesJars, *plugin.pluginProperties.Processor_class)
} else {
addPlugins(&deps, dep.ImplementationAndResourcesJars)
}
// Turbine doesn't run annotation processors, so any module that uses an
// annotation processor that generates API is incompatible with the turbine
// optimization.
deps.disableTurbine = deps.disableTurbine || Bool(plugin.pluginProperties.Generates_api)
} else {
ctx.PropertyErrorf("plugins", "%q is not a java_plugin module", otherName)
}
case errorpronePluginTag:
if _, ok := module.(*Plugin); ok {
deps.errorProneProcessorPath = append(deps.errorProneProcessorPath, dep.ImplementationAndResourcesJars...)
} else {
ctx.PropertyErrorf("plugins", "%q is not a java_plugin module", otherName)
}
case exportedPluginTag:
if plugin, ok := module.(*Plugin); ok {
j.exportedPluginJars = append(j.exportedPluginJars, dep.ImplementationAndResourcesJars...)
if plugin.pluginProperties.Processor_class != nil {
j.exportedPluginClasses = append(j.exportedPluginClasses, *plugin.pluginProperties.Processor_class)
}
// Turbine doesn't run annotation processors, so any module that uses an
// annotation processor that generates API is incompatible with the turbine
// optimization.
j.exportedDisableTurbine = Bool(plugin.pluginProperties.Generates_api)
} else {
ctx.PropertyErrorf("exported_plugins", "%q is not a java_plugin module", otherName)
}
case kotlinStdlibTag:
deps.kotlinStdlib = append(deps.kotlinStdlib, dep.HeaderJars...)
case kotlinAnnotationsTag:
deps.kotlinAnnotations = dep.HeaderJars
case syspropPublicStubDepTag:
// This is a sysprop implementation library, forward the JavaInfoProvider from
// the corresponding sysprop public stub library as SyspropPublicStubInfoProvider.
ctx.SetProvider(SyspropPublicStubInfoProvider, SyspropPublicStubInfo{
JavaInfo: dep,
})
}
} else if dep, ok := module.(android.SourceFileProducer); ok {
switch tag {
case libTag:
checkProducesJars(ctx, dep)
deps.classpath = append(deps.classpath, dep.Srcs()...)
case staticLibTag:
checkProducesJars(ctx, dep)
deps.classpath = append(deps.classpath, dep.Srcs()...)
deps.staticJars = append(deps.staticJars, dep.Srcs()...)
deps.staticHeaderJars = append(deps.staticHeaderJars, dep.Srcs()...)
}
} else {
switch tag {
case bootClasspathTag:
// If a system modules dependency has been added to the bootclasspath
// then add its libs to the bootclasspath.
sm := module.(SystemModulesProvider)
deps.bootClasspath = append(deps.bootClasspath, sm.HeaderJars()...)
case systemModulesTag:
if deps.systemModules != nil {
panic("Found two system module dependencies")
}
sm := module.(SystemModulesProvider)
outputDir, outputDeps := sm.OutputDirAndDeps()
deps.systemModules = &systemModules{outputDir, outputDeps}
}
}
addCLCFromDep(ctx, module, j.classLoaderContexts)
})
return deps
}
func addPlugins(deps *deps, pluginJars android.Paths, pluginClasses ...string) {
deps.processorPath = append(deps.processorPath, pluginJars...)
deps.processorClasses = append(deps.processorClasses, pluginClasses...)
}
func getJavaVersion(ctx android.ModuleContext, javaVersion string, sdkContext sdkContext) javaVersion {
if javaVersion != "" {
return normalizeJavaVersion(ctx, javaVersion)
} else if ctx.Device() {
return sdkContext.sdkVersion().defaultJavaLanguageVersion(ctx)
} else {
return JAVA_VERSION_9
}
}
type javaVersion int
const (
JAVA_VERSION_UNSUPPORTED = 0
JAVA_VERSION_6 = 6
JAVA_VERSION_7 = 7
JAVA_VERSION_8 = 8
JAVA_VERSION_9 = 9
)
func (v javaVersion) String() string {
switch v {
case JAVA_VERSION_6:
return "1.6"
case JAVA_VERSION_7:
return "1.7"
case JAVA_VERSION_8:
return "1.8"
case JAVA_VERSION_9:
return "1.9"
default:
return "unsupported"
}
}
// Returns true if javac targeting this version uses system modules instead of a bootclasspath.
func (v javaVersion) usesJavaModules() bool {
return v >= 9
}
func normalizeJavaVersion(ctx android.BaseModuleContext, javaVersion string) javaVersion {
switch javaVersion {
case "1.6", "6":
return JAVA_VERSION_6
case "1.7", "7":
return JAVA_VERSION_7
case "1.8", "8":
return JAVA_VERSION_8
case "1.9", "9":
return JAVA_VERSION_9
case "10", "11":
ctx.PropertyErrorf("java_version", "Java language levels above 9 are not supported")
return JAVA_VERSION_UNSUPPORTED
default:
ctx.PropertyErrorf("java_version", "Unrecognized Java language level")
return JAVA_VERSION_UNSUPPORTED
}
}
func (j *Module) collectBuilderFlags(ctx android.ModuleContext, deps deps) javaBuilderFlags {
var flags javaBuilderFlags
// javaVersion flag.
flags.javaVersion = getJavaVersion(ctx, String(j.properties.Java_version), sdkContext(j))
if ctx.Config().RunErrorProne() {
if config.ErrorProneClasspath == nil && ctx.Config().TestProductVariables == nil {
ctx.ModuleErrorf("cannot build with Error Prone, missing external/error_prone?")
}
errorProneFlags := []string{
"-Xplugin:ErrorProne",
"${config.ErrorProneChecks}",
}
errorProneFlags = append(errorProneFlags, j.properties.Errorprone.Javacflags...)
flags.errorProneExtraJavacFlags = "${config.ErrorProneFlags} " +
"'" + strings.Join(errorProneFlags, " ") + "'"
flags.errorProneProcessorPath = classpath(android.PathsForSource(ctx, config.ErrorProneClasspath))
}
// classpath
flags.bootClasspath = append(flags.bootClasspath, deps.bootClasspath...)
flags.classpath = append(flags.classpath, deps.classpath...)
flags.java9Classpath = append(flags.java9Classpath, deps.java9Classpath...)
flags.processorPath = append(flags.processorPath, deps.processorPath...)
flags.errorProneProcessorPath = append(flags.errorProneProcessorPath, deps.errorProneProcessorPath...)
flags.processors = append(flags.processors, deps.processorClasses...)
flags.processors = android.FirstUniqueStrings(flags.processors)
if len(flags.bootClasspath) == 0 && ctx.Host() && !flags.javaVersion.usesJavaModules() &&
decodeSdkDep(ctx, sdkContext(j)).hasStandardLibs() {
// Give host-side tools a version of OpenJDK's standard libraries
// close to what they're targeting. As of Dec 2017, AOSP is only
// bundling OpenJDK 8 and 9, so nothing < 8 is available.
//
// When building with OpenJDK 8, the following should have no
// effect since those jars would be available by default.
//
// When building with OpenJDK 9 but targeting a version < 1.8,
// putting them on the bootclasspath means that:
// a) code can't (accidentally) refer to OpenJDK 9 specific APIs
// b) references to existing APIs are not reinterpreted in an
// OpenJDK 9-specific way, eg. calls to subclasses of
// java.nio.Buffer as in http://b/70862583
java8Home := ctx.Config().Getenv("ANDROID_JAVA8_HOME")
flags.bootClasspath = append(flags.bootClasspath,
android.PathForSource(ctx, java8Home, "jre/lib/jce.jar"),
android.PathForSource(ctx, java8Home, "jre/lib/rt.jar"))
if Bool(j.properties.Use_tools_jar) {
flags.bootClasspath = append(flags.bootClasspath,
android.PathForSource(ctx, java8Home, "lib/tools.jar"))
}
}
// systemModules
flags.systemModules = deps.systemModules
// aidl flags.
flags.aidlFlags, flags.aidlDeps = j.aidlFlags(ctx, deps.aidlPreprocess, deps.aidlIncludeDirs)
return flags
}
func (j *Module) collectJavacFlags(
ctx android.ModuleContext, flags javaBuilderFlags, srcFiles android.Paths) javaBuilderFlags {
// javac flags.
javacFlags := j.properties.Javacflags
if ctx.Config().MinimizeJavaDebugInfo() && !ctx.Host() {
// For non-host binaries, override the -g flag passed globally to remove
// local variable debug info to reduce disk and memory usage.
javacFlags = append(javacFlags, "-g:source,lines")
}
javacFlags = append(javacFlags, "-Xlint:-dep-ann")
if flags.javaVersion.usesJavaModules() {
javacFlags = append(javacFlags, j.properties.Openjdk9.Javacflags...)
if j.properties.Patch_module != nil {
// Manually specify build directory in case it is not under the repo root.
// (javac doesn't seem to expand into symbolic links when searching for patch-module targets, so
// just adding a symlink under the root doesn't help.)
patchPaths := []string{".", ctx.Config().BuildDir()}
// b/150878007
//
// Workaround to support *Bazel-executed* JDK9 javac in Bazel's
// execution root for --patch-module. If this javac command line is
// invoked within Bazel's execution root working directory, the top
// level directories (e.g. libcore/, tools/, frameworks/) are all
// symlinks. JDK9 javac does not traverse into symlinks, which causes
// --patch-module to fail source file lookups when invoked in the
// execution root.
//
// Short of patching javac or enumerating *all* directories as possible
// input dirs, manually add the top level dir of the source files to be
// compiled.
topLevelDirs := map[string]bool{}
for _, srcFilePath := range srcFiles {
srcFileParts := strings.Split(srcFilePath.String(), "/")
// Ignore source files that are already in the top level directory
// as well as generated files in the out directory. The out
// directory may be an absolute path, which means srcFileParts[0] is the
// empty string, so check that as well. Note that "out" in Bazel's execution
// root is *not* a symlink, which doesn't cause problems for --patch-modules
// anyway, so it's fine to not apply this workaround for generated
// source files.
if len(srcFileParts) > 1 &&
srcFileParts[0] != "" &&
srcFileParts[0] != "out" {
topLevelDirs[srcFileParts[0]] = true
}
}
patchPaths = append(patchPaths, android.SortedStringKeys(topLevelDirs)...)
classPath := flags.classpath.FormJavaClassPath("")
if classPath != "" {
patchPaths = append(patchPaths, classPath)
}
javacFlags = append(
javacFlags,
"--patch-module="+String(j.properties.Patch_module)+"="+strings.Join(patchPaths, ":"))
}
}
if len(javacFlags) > 0 {
// optimization.
ctx.Variable(pctx, "javacFlags", strings.Join(javacFlags, " "))
flags.javacFlags = "$javacFlags"
}
return flags
}
func (j *Module) compile(ctx android.ModuleContext, aaptSrcJar android.Path) {
j.exportAidlIncludeDirs = android.PathsForModuleSrc(ctx, j.deviceProperties.Aidl.Export_include_dirs)
deps := j.collectDeps(ctx)
flags := j.collectBuilderFlags(ctx, deps)
if flags.javaVersion.usesJavaModules() {
j.properties.Srcs = append(j.properties.Srcs, j.properties.Openjdk9.Srcs...)
}
srcFiles := android.PathsForModuleSrcExcludes(ctx, j.properties.Srcs, j.properties.Exclude_srcs)
if hasSrcExt(srcFiles.Strings(), ".proto") {
flags = protoFlags(ctx, &j.properties, &j.protoProperties, flags)
}
kotlinCommonSrcFiles := android.PathsForModuleSrcExcludes(ctx, j.properties.Common_srcs, nil)
if len(kotlinCommonSrcFiles.FilterOutByExt(".kt")) > 0 {
ctx.PropertyErrorf("common_srcs", "common_srcs must be .kt files")
}
srcFiles = j.genSources(ctx, srcFiles, flags)
// Collect javac flags only after computing the full set of srcFiles to
// ensure that the --patch-module lookup paths are complete.
flags = j.collectJavacFlags(ctx, flags, srcFiles)
srcJars := srcFiles.FilterByExt(".srcjar")
srcJars = append(srcJars, deps.srcJars...)
if aaptSrcJar != nil {
srcJars = append(srcJars, aaptSrcJar)
}
if j.properties.Jarjar_rules != nil {
j.expandJarjarRules = android.PathForModuleSrc(ctx, *j.properties.Jarjar_rules)
}
jarName := ctx.ModuleName() + ".jar"
javaSrcFiles := srcFiles.FilterByExt(".java")
var uniqueSrcFiles android.Paths
set := make(map[string]bool)
for _, v := range javaSrcFiles {
if _, found := set[v.String()]; !found {
set[v.String()] = true
uniqueSrcFiles = append(uniqueSrcFiles, v)
}
}
// Collect .java files for AIDEGen
j.expandIDEInfoCompiledSrcs = append(j.expandIDEInfoCompiledSrcs, uniqueSrcFiles.Strings()...)
var kotlinJars android.Paths
if srcFiles.HasExt(".kt") {
// user defined kotlin flags.
kotlincFlags := j.properties.Kotlincflags
CheckKotlincFlags(ctx, kotlincFlags)
// Dogfood the JVM_IR backend.
kotlincFlags = append(kotlincFlags, "-Xuse-ir")
// If there are kotlin files, compile them first but pass all the kotlin and java files
// kotlinc will use the java files to resolve types referenced by the kotlin files, but
// won't emit any classes for them.
kotlincFlags = append(kotlincFlags, "-no-stdlib")
if ctx.Device() {
kotlincFlags = append(kotlincFlags, "-no-jdk")
}
if len(kotlincFlags) > 0 {
// optimization.
ctx.Variable(pctx, "kotlincFlags", strings.Join(kotlincFlags, " "))
flags.kotlincFlags += "$kotlincFlags"
}
var kotlinSrcFiles android.Paths
kotlinSrcFiles = append(kotlinSrcFiles, uniqueSrcFiles...)
kotlinSrcFiles = append(kotlinSrcFiles, srcFiles.FilterByExt(".kt")...)
// Collect .kt files for AIDEGen
j.expandIDEInfoCompiledSrcs = append(j.expandIDEInfoCompiledSrcs, srcFiles.FilterByExt(".kt").Strings()...)
j.expandIDEInfoCompiledSrcs = append(j.expandIDEInfoCompiledSrcs, kotlinCommonSrcFiles.Strings()...)
flags.classpath = append(flags.classpath, deps.kotlinStdlib...)
flags.classpath = append(flags.classpath, deps.kotlinAnnotations...)
flags.kotlincClasspath = append(flags.kotlincClasspath, flags.bootClasspath...)
flags.kotlincClasspath = append(flags.kotlincClasspath, flags.classpath...)
if len(flags.processorPath) > 0 {
// Use kapt for annotation processing
kaptSrcJar := android.PathForModuleOut(ctx, "kapt", "kapt-sources.jar")
kaptResJar := android.PathForModuleOut(ctx, "kapt", "kapt-res.jar")
kotlinKapt(ctx, kaptSrcJar, kaptResJar, kotlinSrcFiles, kotlinCommonSrcFiles, srcJars, flags)
srcJars = append(srcJars, kaptSrcJar)
kotlinJars = append(kotlinJars, kaptResJar)
// Disable annotation processing in javac, it's already been handled by kapt
flags.processorPath = nil
flags.processors = nil
}
kotlinJar := android.PathForModuleOut(ctx, "kotlin", jarName)
kotlinCompile(ctx, kotlinJar, kotlinSrcFiles, kotlinCommonSrcFiles, srcJars, flags)
if ctx.Failed() {
return
}
// Make javac rule depend on the kotlinc rule
flags.classpath = append(flags.classpath, kotlinJar)
kotlinJars = append(kotlinJars, kotlinJar)
// Jar kotlin classes into the final jar after javac
if BoolDefault(j.properties.Static_kotlin_stdlib, true) {
kotlinJars = append(kotlinJars, deps.kotlinStdlib...)
}
}
jars := append(android.Paths(nil), kotlinJars...)
// Store the list of .java files that was passed to javac
j.compiledJavaSrcs = uniqueSrcFiles
j.compiledSrcJars = srcJars
enableSharding := false
var headerJarFileWithoutJarjar android.Path
if ctx.Device() && !ctx.Config().IsEnvFalse("TURBINE_ENABLED") && !deps.disableTurbine {
if j.properties.Javac_shard_size != nil && *(j.properties.Javac_shard_size) > 0 {
enableSharding = true
// Formerly, there was a check here that prevented annotation processors
// from being used when sharding was enabled, as some annotation processors
// do not function correctly in sharded environments. It was removed to
// allow for the use of annotation processors that do function correctly
// with sharding enabled. See: b/77284273.
}
headerJarFileWithoutJarjar, j.headerJarFile =
j.compileJavaHeader(ctx, uniqueSrcFiles, srcJars, deps, flags, jarName, kotlinJars)
if ctx.Failed() {
return
}
}
if len(uniqueSrcFiles) > 0 || len(srcJars) > 0 {
var extraJarDeps android.Paths
if ctx.Config().RunErrorProne() {
// 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 := android.PathForModuleOut(ctx, "errorprone", jarName)
RunErrorProne(ctx, errorprone, uniqueSrcFiles, srcJars, flags)
extraJarDeps = append(extraJarDeps, errorprone)
}
if enableSharding {
flags.classpath = append(flags.classpath, headerJarFileWithoutJarjar)
shardSize := int(*(j.properties.Javac_shard_size))
var shardSrcs []android.Paths
if len(uniqueSrcFiles) > 0 {
shardSrcs = android.ShardPaths(uniqueSrcFiles, shardSize)
for idx, shardSrc := range shardSrcs {
classes := j.compileJavaClasses(ctx, jarName, idx, shardSrc,
nil, flags, extraJarDeps)
jars = append(jars, classes)
}
}
if len(srcJars) > 0 {
classes := j.compileJavaClasses(ctx, jarName, len(shardSrcs),
nil, srcJars, flags, extraJarDeps)
jars = append(jars, classes)
}
} else {
classes := j.compileJavaClasses(ctx, jarName, -1, uniqueSrcFiles, srcJars, flags, extraJarDeps)
jars = append(jars, classes)
}
if ctx.Failed() {
return
}
}
j.srcJarArgs, j.srcJarDeps = resourcePathsToJarArgs(srcFiles), srcFiles
var includeSrcJar android.WritablePath
if Bool(j.properties.Include_srcs) {
includeSrcJar = android.PathForModuleOut(ctx, ctx.ModuleName()+".srcjar")
TransformResourcesToJar(ctx, includeSrcJar, j.srcJarArgs, j.srcJarDeps)
}
dirArgs, dirDeps := ResourceDirsToJarArgs(ctx, j.properties.Java_resource_dirs,
j.properties.Exclude_java_resource_dirs, j.properties.Exclude_java_resources)
fileArgs, fileDeps := ResourceFilesToJarArgs(ctx, j.properties.Java_resources, j.properties.Exclude_java_resources)
extraArgs, extraDeps := resourcePathsToJarArgs(j.extraResources), j.extraResources
var resArgs []string
var resDeps android.Paths
resArgs = append(resArgs, dirArgs...)
resDeps = append(resDeps, dirDeps...)
resArgs = append(resArgs, fileArgs...)
resDeps = append(resDeps, fileDeps...)
resArgs = append(resArgs, extraArgs...)
resDeps = append(resDeps, extraDeps...)
if len(resArgs) > 0 {
resourceJar := android.PathForModuleOut(ctx, "res", jarName)
TransformResourcesToJar(ctx, resourceJar, resArgs, resDeps)
j.resourceJar = resourceJar
if ctx.Failed() {
return
}
}
var resourceJars android.Paths
if j.resourceJar != nil {
resourceJars = append(resourceJars, j.resourceJar)
}
if Bool(j.properties.Include_srcs) {
resourceJars = append(resourceJars, includeSrcJar)
}
resourceJars = append(resourceJars, deps.staticResourceJars...)
if len(resourceJars) > 1 {
combinedJar := android.PathForModuleOut(ctx, "res-combined", jarName)
TransformJarsToJar(ctx, combinedJar, "for resources", resourceJars, android.OptionalPath{},
false, nil, nil)
j.resourceJar = combinedJar
} else if len(resourceJars) == 1 {
j.resourceJar = resourceJars[0]
}
if len(deps.staticJars) > 0 {
jars = append(jars, deps.staticJars...)
}
manifest := j.overrideManifest
if !manifest.Valid() && j.properties.Manifest != nil {
manifest = android.OptionalPathForPath(android.PathForModuleSrc(ctx, *j.properties.Manifest))
}
services := android.PathsForModuleSrc(ctx, j.properties.Services)
if len(services) > 0 {
servicesJar := android.PathForModuleOut(ctx, "services", jarName)
var zipargs []string
for _, file := range services {
serviceFile := file.String()
zipargs = append(zipargs, "-C", filepath.Dir(serviceFile), "-f", serviceFile)
}
rule := zip
args := map[string]string{
"jarArgs": "-P META-INF/services/ " + strings.Join(proptools.NinjaAndShellEscapeList(zipargs), " "),
}
if ctx.Config().UseRBE() && ctx.Config().IsEnvTrue("RBE_ZIP") {
rule = zipRE
args["implicits"] = strings.Join(services.Strings(), ",")
}
ctx.Build(pctx, android.BuildParams{
Rule: rule,
Output: servicesJar,
Implicits: services,
Args: args,
})
jars = append(jars, servicesJar)
}
// 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.
var outputFile android.OutputPath
if len(jars) == 1 && !manifest.Valid() {
// Optimization: skip the combine step as there is nothing to do
// TODO(ccross): this leaves any module-info.class files, but those should only come from
// prebuilt dependencies until we support modules in the platform build, so there shouldn't be
// any if len(jars) == 1.
// Transform the single path to the jar into an OutputPath as that is required by the following
// code.
if moduleOutPath, ok := jars[0].(android.ModuleOutPath); ok {
// The path contains an embedded OutputPath so reuse that.
outputFile = moduleOutPath.OutputPath
} else if outputPath, ok := jars[0].(android.OutputPath); ok {
// The path is an OutputPath so reuse it directly.
outputFile = outputPath
} else {
// The file is not in the out directory so create an OutputPath into which it can be copied
// and which the following code can use to refer to it.
combinedJar := android.PathForModuleOut(ctx, "combined", jarName)
ctx.Build(pctx, android.BuildParams{
Rule: android.Cp,
Input: jars[0],
Output: combinedJar,
})
outputFile = combinedJar.OutputPath
}
} else {
combinedJar := android.PathForModuleOut(ctx, "combined", jarName)
TransformJarsToJar(ctx, combinedJar, "for javac", jars, manifest,
false, nil, nil)
outputFile = combinedJar.OutputPath
}
// jarjar implementation jar if necessary
if j.expandJarjarRules != nil {
// Transform classes.jar into classes-jarjar.jar
jarjarFile := android.PathForModuleOut(ctx, "jarjar", jarName).OutputPath
TransformJarJar(ctx, jarjarFile, outputFile, j.expandJarjarRules)
outputFile = jarjarFile
// jarjar resource jar if necessary
if j.resourceJar != nil {
resourceJarJarFile := android.PathForModuleOut(ctx, "res-jarjar", jarName)
TransformJarJar(ctx, resourceJarJarFile, j.resourceJar, j.expandJarjarRules)
j.resourceJar = resourceJarJarFile
}
if ctx.Failed() {
return
}
}
// Check package restrictions if necessary.
if len(j.properties.Permitted_packages) > 0 {
// Check packages and copy to package-checked file.
pkgckFile := android.PathForModuleOut(ctx, "package-check.stamp")
CheckJarPackages(ctx, pkgckFile, outputFile, j.properties.Permitted_packages)
j.additionalCheckedModules = append(j.additionalCheckedModules, pkgckFile)
if ctx.Failed() {
return
}
}
j.implementationJarFile = outputFile
if j.headerJarFile == nil {
j.headerJarFile = j.implementationJarFile
}
if j.shouldInstrumentInApex(ctx) {
j.properties.Instrument = true
}
if j.shouldInstrument(ctx) {
outputFile = j.instrument(ctx, flags, outputFile, jarName)
}
// merge implementation jar with resources if necessary
implementationAndResourcesJar := outputFile
if j.resourceJar != nil {
jars := android.Paths{j.resourceJar, implementationAndResourcesJar}
combinedJar := android.PathForModuleOut(ctx, "withres", jarName).OutputPath
TransformJarsToJar(ctx, combinedJar, "for resources", jars, manifest,
false, nil, nil)
implementationAndResourcesJar = combinedJar
}
j.implementationAndResourcesJar = implementationAndResourcesJar
// Enable dex compilation for the APEX variants, unless it is disabled explicitly
apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)
if j.DirectlyInAnyApex() && !apexInfo.IsForPlatform() {
if j.dexProperties.Compile_dex == nil {
j.dexProperties.Compile_dex = proptools.BoolPtr(true)
}
if j.deviceProperties.Hostdex == nil {
j.deviceProperties.Hostdex = proptools.BoolPtr(true)
}
}
if ctx.Device() && (Bool(j.properties.Installable) || Bool(j.dexProperties.Compile_dex)) {
if j.hasCode(ctx) {
if j.shouldInstrumentStatic(ctx) {
j.dexer.extraProguardFlagFiles = append(j.dexer.extraProguardFlagFiles,
android.PathForSource(ctx, "build/make/core/proguard.jacoco.flags"))
}
// Dex compilation
var dexOutputFile android.OutputPath
dexOutputFile = j.dexer.compileDex(ctx, flags, j.minSdkVersion(), outputFile, jarName)
if ctx.Failed() {
return
}
// Hidden API CSV generation and dex encoding
dexOutputFile = j.hiddenAPIExtractAndEncode(ctx, dexOutputFile, j.implementationJarFile,
proptools.Bool(j.dexProperties.Uncompress_dex))
// merge dex jar with resources if necessary
if j.resourceJar != nil {
jars := android.Paths{dexOutputFile, j.resourceJar}
combinedJar := android.PathForModuleOut(ctx, "dex-withres", jarName).OutputPath
TransformJarsToJar(ctx, combinedJar, "for dex resources", jars, android.OptionalPath{},
false, nil, nil)
if *j.dexProperties.Uncompress_dex {
combinedAlignedJar := android.PathForModuleOut(ctx, "dex-withres-aligned", jarName).OutputPath
TransformZipAlign(ctx, combinedAlignedJar, combinedJar)
dexOutputFile = combinedAlignedJar
} else {
dexOutputFile = combinedJar
}
}
j.dexJarFile = dexOutputFile
// Dexpreopting
j.dexpreopt(ctx, dexOutputFile)
outputFile = dexOutputFile
} else {
// There is no code to compile into a dex jar, make sure the resources are propagated
// to the APK if this is an app.
outputFile = implementationAndResourcesJar
j.dexJarFile = j.resourceJar
}
if ctx.Failed() {
return
}
} else {
outputFile = implementationAndResourcesJar
}
if ctx.Device() {
lintSDKVersionString := func(sdkSpec sdkSpec) string {
if v := sdkSpec.version; v.isNumbered() {
return v.String()
} else {
return ctx.Config().DefaultAppTargetSdk(ctx).String()
}
}
j.linter.name = ctx.ModuleName()
j.linter.srcs = srcFiles
j.linter.srcJars = srcJars
j.linter.classpath = append(append(android.Paths(nil), flags.bootClasspath...), flags.classpath...)
j.linter.classes = j.implementationJarFile
j.linter.minSdkVersion = lintSDKVersionString(j.minSdkVersion())
j.linter.targetSdkVersion = lintSDKVersionString(j.targetSdkVersion())
j.linter.compileSdkVersion = lintSDKVersionString(j.sdkVersion())
j.linter.javaLanguageLevel = flags.javaVersion.String()
j.linter.kotlinLanguageLevel = "1.3"
if !apexInfo.IsForPlatform() && ctx.Config().UnbundledBuildApps() {
j.linter.buildModuleReportZip = true
}
j.linter.lint(ctx)
}
ctx.CheckbuildFile(outputFile)
ctx.SetProvider(JavaInfoProvider, JavaInfo{
HeaderJars: android.PathsIfNonNil(j.headerJarFile),
ImplementationAndResourcesJars: android.PathsIfNonNil(j.implementationAndResourcesJar),
ImplementationJars: android.PathsIfNonNil(j.implementationJarFile),
ResourceJars: android.PathsIfNonNil(j.resourceJar),
AidlIncludeDirs: j.exportAidlIncludeDirs,
SrcJarArgs: j.srcJarArgs,
SrcJarDeps: j.srcJarDeps,
ExportedPlugins: j.exportedPluginJars,
ExportedPluginClasses: j.exportedPluginClasses,
ExportedPluginDisableTurbine: j.exportedDisableTurbine,
JacocoReportClassesFile: j.jacocoReportClassesFile,
})
// Save the output file with no relative path so that it doesn't end up in a subdirectory when used as a resource
j.outputFile = outputFile.WithoutRel()
}
func (j *Module) compileJavaClasses(ctx android.ModuleContext, jarName string, idx int,
srcFiles, srcJars android.Paths, flags javaBuilderFlags, extraJarDeps android.Paths) android.WritablePath {
kzipName := pathtools.ReplaceExtension(jarName, "kzip")
if idx >= 0 {
kzipName = strings.TrimSuffix(jarName, filepath.Ext(jarName)) + strconv.Itoa(idx) + ".kzip"
jarName += strconv.Itoa(idx)
}
classes := android.PathForModuleOut(ctx, "javac", jarName).OutputPath
TransformJavaToClasses(ctx, classes, idx, srcFiles, srcJars, flags, extraJarDeps)
if ctx.Config().EmitXrefRules() {
extractionFile := android.PathForModuleOut(ctx, kzipName)
emitXrefRule(ctx, extractionFile, idx, srcFiles, srcJars, flags, extraJarDeps)
j.kytheFiles = append(j.kytheFiles, extractionFile)
}
return classes
}
// Check for invalid kotlinc flags. Only use this for flags explicitly passed by the user,
// since some of these flags may be used internally.
func CheckKotlincFlags(ctx android.ModuleContext, flags []string) {
for _, flag := range flags {
flag = strings.TrimSpace(flag)
if !strings.HasPrefix(flag, "-") {
ctx.PropertyErrorf("kotlincflags", "Flag `%s` must start with `-`", flag)
} else if strings.HasPrefix(flag, "-Xintellij-plugin-root") {
ctx.PropertyErrorf("kotlincflags",
"Bad flag: `%s`, only use internal compiler for consistency.", flag)
} else if inList(flag, config.KotlincIllegalFlags) {
ctx.PropertyErrorf("kotlincflags", "Flag `%s` already used by build system", flag)
} else if flag == "-include-runtime" {
ctx.PropertyErrorf("kotlincflags", "Bad flag: `%s`, do not include runtime.", flag)
} else {
args := strings.Split(flag, " ")
if args[0] == "-kotlin-home" {
ctx.PropertyErrorf("kotlincflags",
"Bad flag: `%s`, kotlin home already set to default (path to kotlinc in the repo).", flag)
}
}
}
}
func (j *Module) compileJavaHeader(ctx android.ModuleContext, srcFiles, srcJars android.Paths,
deps deps, flags javaBuilderFlags, jarName string,
extraJars android.Paths) (headerJar, jarjarHeaderJar android.Path) {
var jars android.Paths
if len(srcFiles) > 0 || len(srcJars) > 0 {
// Compile java sources into turbine.jar.
turbineJar := android.PathForModuleOut(ctx, "turbine", jarName)
TransformJavaToHeaderClasses(ctx, turbineJar, srcFiles, srcJars, flags)
if ctx.Failed() {
return nil, nil
}
jars = append(jars, turbineJar)
}
jars = append(jars, extraJars...)
// Combine any static header libraries into classes-header.jar. If there is only
// one input jar this step will be skipped.
jars = append(jars, deps.staticHeaderJars...)
// we cannot skip the combine step for now if there is only one jar
// since we have to strip META-INF/TRANSITIVE dir from turbine.jar
combinedJar := android.PathForModuleOut(ctx, "turbine-combined", jarName)
TransformJarsToJar(ctx, combinedJar, "for turbine", jars, android.OptionalPath{},
false, nil, []string{"META-INF/TRANSITIVE"})
headerJar = combinedJar
jarjarHeaderJar = combinedJar
if j.expandJarjarRules != nil {
// Transform classes.jar into classes-jarjar.jar
jarjarFile := android.PathForModuleOut(ctx, "turbine-jarjar", jarName)
TransformJarJar(ctx, jarjarFile, headerJar, j.expandJarjarRules)
jarjarHeaderJar = jarjarFile
if ctx.Failed() {
return nil, nil
}
}
return headerJar, jarjarHeaderJar
}
func (j *Module) instrument(ctx android.ModuleContext, flags javaBuilderFlags,
classesJar android.Path, jarName string) android.OutputPath {
specs := j.jacocoModuleToZipCommand(ctx)
jacocoReportClassesFile := android.PathForModuleOut(ctx, "jacoco-report-classes", jarName)
instrumentedJar := android.PathForModuleOut(ctx, "jacoco", jarName).OutputPath
jacocoInstrumentJar(ctx, instrumentedJar, jacocoReportClassesFile, classesJar, specs)
j.jacocoReportClassesFile = jacocoReportClassesFile
return instrumentedJar
}
func (j *Module) HeaderJars() android.Paths {
if j.headerJarFile == nil {
return nil
}
return android.Paths{j.headerJarFile}
}
func (j *Module) ImplementationJars() android.Paths {
if j.implementationJarFile == nil {
return nil
}
return android.Paths{j.implementationJarFile}
}
func (j *Module) DexJarBuildPath() android.Path {
return j.dexJarFile
}
func (j *Module) DexJarInstallPath() android.Path {
return j.installFile
}
func (j *Module) ImplementationAndResourcesJars() android.Paths {
if j.implementationAndResourcesJar == nil {
return nil
}
return android.Paths{j.implementationAndResourcesJar}
}
func (j *Module) AidlIncludeDirs() android.Paths {
// exportAidlIncludeDirs is type android.Paths already
return j.exportAidlIncludeDirs
}
func (j *Module) ClassLoaderContexts() dexpreopt.ClassLoaderContextMap {
return j.classLoaderContexts
}
var _ logtagsProducer = (*Module)(nil)
func (j *Module) logtags() android.Paths {
return j.logtagsSrcs
}
// Collect information for opening IDE project files in java/jdeps.go.
func (j *Module) IDEInfo(dpInfo *android.IdeInfo) {
dpInfo.Deps = append(dpInfo.Deps, j.CompilerDeps()...)
dpInfo.Srcs = append(dpInfo.Srcs, j.expandIDEInfoCompiledSrcs...)
dpInfo.SrcJars = append(dpInfo.SrcJars, j.compiledSrcJars.Strings()...)
dpInfo.Aidl_include_dirs = append(dpInfo.Aidl_include_dirs, j.deviceProperties.Aidl.Include_dirs...)
if j.expandJarjarRules != nil {
dpInfo.Jarjar_rules = append(dpInfo.Jarjar_rules, j.expandJarjarRules.String())
}
dpInfo.Paths = append(dpInfo.Paths, j.modulePaths...)
}
func (j *Module) CompilerDeps() []string {
jdeps := []string{}
jdeps = append(jdeps, j.properties.Libs...)
jdeps = append(jdeps, j.properties.Static_libs...)
return jdeps
}
func (j *Module) hasCode(ctx android.ModuleContext) bool {
srcFiles := android.PathsForModuleSrcExcludes(ctx, j.properties.Srcs, j.properties.Exclude_srcs)
return len(srcFiles) > 0 || len(ctx.GetDirectDepsWithTag(staticLibTag)) > 0
}
// Implements android.ApexModule
func (j *Module) DepIsInSameApex(ctx android.BaseModuleContext, dep android.Module) bool {
return j.depIsInSameApex(ctx, dep)
}
// Implements android.ApexModule
func (j *Module) ShouldSupportSdkVersion(ctx android.BaseModuleContext,
sdkVersion android.ApiLevel) error {
sdkSpec := j.minSdkVersion()
if !sdkSpec.specified() {
return fmt.Errorf("min_sdk_version is not specified")
}
if sdkSpec.kind == sdkCore {
return nil
}
ver, err := sdkSpec.effectiveVersion(ctx)
if err != nil {
return err
}
if ver.ApiLevel(ctx).GreaterThan(sdkVersion) {
return fmt.Errorf("newer SDK(%v)", ver)
}
return nil
}
func (j *Module) Stem() string {
return proptools.StringDefault(j.deviceProperties.Stem, j.Name())
}
// ConfigurationName returns the name of the module as used in build configuration.
//
// This is usually the same as BaseModuleName() except for the <x>.impl libraries created by
// java_sdk_library in which case this is the BaseModuleName() without the ".impl" suffix,
// i.e. just <x>.
func (j *Module) ConfigurationName() string {
return proptools.StringDefault(j.deviceProperties.ConfigurationName, j.BaseModuleName())
}
func (j *Module) JacocoReportClassesFile() android.Path {
return j.jacocoReportClassesFile
}
func (j *Module) IsInstallable() bool {
return Bool(j.properties.Installable)
}
//
// Java libraries (.jar file)
//
type Library struct {
Module
InstallMixin func(ctx android.ModuleContext, installPath android.Path) (extraInstallDeps android.Paths)
}
var _ android.ApexModule = (*Library)(nil)
// Provides access to the list of permitted packages from updatable boot jars.
type PermittedPackagesForUpdatableBootJars interface {
PermittedPackagesForUpdatableBootJars() []string
}
var _ PermittedPackagesForUpdatableBootJars = (*Library)(nil)
func (j *Library) PermittedPackagesForUpdatableBootJars() []string {
return j.properties.Permitted_packages
}
func shouldUncompressDex(ctx android.ModuleContext, dexpreopter *dexpreopter) bool {
// Store uncompressed (and aligned) any dex files from jars in APEXes.
if apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo); !apexInfo.IsForPlatform() {
return true
}
// Store uncompressed (and do not strip) dex files from boot class path jars.
if inList(ctx.ModuleName(), ctx.Config().BootJars()) {
return true
}
// Store uncompressed dex files that are preopted on /system.
if !dexpreopter.dexpreoptDisabled(ctx) && (ctx.Host() || !odexOnSystemOther(ctx, dexpreopter.installPath)) {
return true
}
if ctx.Config().UncompressPrivAppDex() &&
inList(ctx.ModuleName(), ctx.Config().ModulesLoadedByPrivilegedModules()) {
return true
}
return false
}
func (j *Library) GenerateAndroidBuildActions(ctx android.ModuleContext) {
// Initialize the hiddenapi structure. Pass in the configuration name rather than the module name
// so the hidden api will encode the <x>.impl java_ library created by java_sdk_library just as it
// would the <x> library if <x> was configured as a boot jar.
j.initHiddenAPI(ctx, j.ConfigurationName())
apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)
if !apexInfo.IsForPlatform() {
j.hideApexVariantFromMake = true
}
j.checkSdkVersions(ctx)
j.dexpreopter.installPath = android.PathForModuleInstall(ctx, "framework", j.Stem()+".jar")
j.dexpreopter.isSDKLibrary = j.deviceProperties.IsSDKLibrary
if j.dexProperties.Uncompress_dex == nil {
// If the value was not force-set by the user, use reasonable default based on the module.
j.dexProperties.Uncompress_dex = proptools.BoolPtr(shouldUncompressDex(ctx, &j.dexpreopter))
}
j.dexpreopter.uncompressedDex = *j.dexProperties.Uncompress_dex
j.classLoaderContexts = make(dexpreopt.ClassLoaderContextMap)
j.compile(ctx, nil)
// Collect the module directory for IDE info in java/jdeps.go.
j.modulePaths = append(j.modulePaths, ctx.ModuleDir())
exclusivelyForApex := !apexInfo.IsForPlatform()
if (Bool(j.properties.Installable) || ctx.Host()) && !exclusivelyForApex {
var extraInstallDeps android.Paths
if j.InstallMixin != nil {
extraInstallDeps = j.InstallMixin(ctx, j.outputFile)
}
j.installFile = ctx.InstallFile(android.PathForModuleInstall(ctx, "framework"),
j.Stem()+".jar", j.outputFile, extraInstallDeps...)
}
}
func (j *Library) DepsMutator(ctx android.BottomUpMutatorContext) {
j.deps(ctx)
}
const (
aidlIncludeDir = "aidl"
javaDir = "java"
jarFileSuffix = ".jar"
testConfigSuffix = "-AndroidTest.xml"
)
// path to the jar file of a java library. Relative to <sdk_root>/<api_dir>
func sdkSnapshotFilePathForJar(osPrefix, name string) string {
return sdkSnapshotFilePathForMember(osPrefix, name, jarFileSuffix)
}
func sdkSnapshotFilePathForMember(osPrefix, name string, suffix string) string {
return filepath.Join(javaDir, osPrefix, name+suffix)
}
type librarySdkMemberType struct {
android.SdkMemberTypeBase
// Function to retrieve the appropriate output jar (implementation or header) from
// the library.
jarToExportGetter func(ctx android.SdkMemberContext, j *Library) android.Path
// Function to compute the snapshot relative path to which the named library's
// jar should be copied.
snapshotPathGetter func(osPrefix, name string) string
// True if only the jar should be copied to the snapshot, false if the jar plus any additional
// files like aidl files should also be copied.
onlyCopyJarToSnapshot bool
}
const (
onlyCopyJarToSnapshot = true
copyEverythingToSnapshot = false
)
func (mt *librarySdkMemberType) AddDependencies(mctx android.BottomUpMutatorContext, dependencyTag blueprint.DependencyTag, names []string) {
mctx.AddVariationDependencies(nil, dependencyTag, names...)
}
func (mt *librarySdkMemberType) IsInstance(module android.Module) bool {
_, ok := module.(*Library)
return ok
}
func (mt *librarySdkMemberType) AddPrebuiltModule(ctx android.SdkMemberContext, member android.SdkMember) android.BpModule {
return ctx.SnapshotBuilder().AddPrebuiltModule(member, "java_import")
}
func (mt *librarySdkMemberType) CreateVariantPropertiesStruct() android.SdkMemberProperties {
return &librarySdkMemberProperties{}
}
type librarySdkMemberProperties struct {
android.SdkMemberPropertiesBase
JarToExport android.Path `android:"arch_variant"`
AidlIncludeDirs android.Paths
}
func (p *librarySdkMemberProperties) PopulateFromVariant(ctx android.SdkMemberContext, variant android.Module) {
j := variant.(*Library)
p.JarToExport = ctx.MemberType().(*librarySdkMemberType).jarToExportGetter(ctx, j)
p.AidlIncludeDirs = j.AidlIncludeDirs()
}
func (p *librarySdkMemberProperties) AddToPropertySet(ctx android.SdkMemberContext, propertySet android.BpPropertySet) {
builder := ctx.SnapshotBuilder()
memberType := ctx.MemberType().(*librarySdkMemberType)
exportedJar := p.JarToExport
if exportedJar != nil {
// Delegate the creation of the snapshot relative path to the member type.
snapshotRelativeJavaLibPath := memberType.snapshotPathGetter(p.OsPrefix(), ctx.Name())
// Copy the exported jar to the snapshot.
builder.CopyToSnapshot(exportedJar, snapshotRelativeJavaLibPath)
propertySet.AddProperty("jars", []string{snapshotRelativeJavaLibPath})
}
// Do not copy anything else to the snapshot.
if memberType.onlyCopyJarToSnapshot {
return
}
aidlIncludeDirs := p.AidlIncludeDirs
if len(aidlIncludeDirs) != 0 {
sdkModuleContext := ctx.SdkModuleContext()
for _, dir := range aidlIncludeDirs {
// TODO(jiyong): copy parcelable declarations only
aidlFiles, _ := sdkModuleContext.GlobWithDeps(dir.String()+"/**/*.aidl", nil)
for _, file := range aidlFiles {
builder.CopyToSnapshot(android.PathForSource(sdkModuleContext, file), filepath.Join(aidlIncludeDir, file))
}
}
// TODO(b/151933053) - add aidl include dirs property
}
}
var javaHeaderLibsSdkMemberType android.SdkMemberType = &librarySdkMemberType{
android.SdkMemberTypeBase{
PropertyName: "java_header_libs",
SupportsSdk: true,
},
func(_ android.SdkMemberContext, j *Library) android.Path {
headerJars := j.HeaderJars()
if len(headerJars) != 1 {
panic(fmt.Errorf("there must be only one header jar from %q", j.Name()))
}
return headerJars[0]
},
sdkSnapshotFilePathForJar,
copyEverythingToSnapshot,
}
// java_library builds and links sources into a `.jar` file for the device, and possibly for the host as well.
//
// By default, a java_library has a single variant that produces a `.jar` file containing `.class` files that were
// compiled against the device bootclasspath. This jar is not suitable for installing on a device, but can be used
// as a `static_libs` dependency of another module.
//
// Specifying `installable: true` will product a `.jar` file containing `classes.dex` files, suitable for installing on
// a device.
//
// Specifying `host_supported: true` will produce two variants, one compiled against the device bootclasspath and one
// compiled against the host bootclasspath.
func LibraryFactory() android.Module {
module := &Library{}
module.addHostAndDeviceProperties()
module.initModuleAndImport(&module.ModuleBase)
android.InitApexModule(module)
android.InitSdkAwareModule(module)
InitJavaModule(module, android.HostAndDeviceSupported)
return module
}
// java_library_static is an obsolete alias for java_library.
func LibraryStaticFactory() android.Module {
return LibraryFactory()
}
// java_library_host builds and links sources into a `.jar` file for the host.
//
// A java_library_host has a single variant that produces a `.jar` file containing `.class` files that were
// compiled against the host bootclasspath.
func LibraryHostFactory() android.Module {
module := &Library{}
module.addHostProperties()
module.Module.properties.Installable = proptools.BoolPtr(true)
android.InitApexModule(module)
InitJavaModule(module, android.HostSupported)
return module
}
//
// Java Tests
//
// Test option struct.
type TestOptions struct {
// a list of extra test configuration files that should be installed with the module.
Extra_test_configs []string `android:"path,arch_variant"`
// If the test is a hostside(no device required) unittest that shall be run during presubmit check.
Unit_test *bool
}
type testProperties struct {
// list of compatibility suites (for example "cts", "vts") that the module should be
// installed into.
Test_suites []string `android:"arch_variant"`
// the name of the test configuration (for example "AndroidTest.xml") that should be
// installed with the module.
Test_config *string `android:"path,arch_variant"`
// the name of the test configuration template (for example "AndroidTestTemplate.xml") that
// should be installed with the module.
Test_config_template *string `android:"path,arch_variant"`
// list of files or filegroup modules that provide data that should be installed alongside
// the test
Data []string `android:"path"`
// Flag to indicate whether or not to create test config automatically. If AndroidTest.xml
// doesn't exist next to the Android.bp, this attribute doesn't need to be set to true
// explicitly.
Auto_gen_config *bool
// Add parameterized mainline modules to auto generated test config. The options will be
// handled by TradeFed to do downloading and installing the specified modules on the device.
Test_mainline_modules []string
// Test options.
Test_options TestOptions
}
type hostTestProperties struct {
// list of native binary modules that should be installed alongside the test
Data_native_bins []string `android:"arch_variant"`
}
type testHelperLibraryProperties struct {
// list of compatibility suites (for example "cts", "vts") that the module should be
// installed into.
Test_suites []string `android:"arch_variant"`
}
type prebuiltTestProperties struct {
// list of compatibility suites (for example "cts", "vts") that the module should be
// installed into.
Test_suites []string `android:"arch_variant"`
// the name of the test configuration (for example "AndroidTest.xml") that should be
// installed with the module.
Test_config *string `android:"path,arch_variant"`
}
type Test struct {
Library
testProperties testProperties
testConfig android.Path
extraTestConfigs android.Paths
data android.Paths
}
type TestHost struct {
Test
testHostProperties hostTestProperties
}
type TestHelperLibrary struct {
Library
testHelperLibraryProperties testHelperLibraryProperties
}
type JavaTestImport struct {
Import
prebuiltTestProperties prebuiltTestProperties
testConfig android.Path
dexJarFile android.Path
}
func (j *TestHost) DepsMutator(ctx android.BottomUpMutatorContext) {
if len(j.testHostProperties.Data_native_bins) > 0 {
for _, target := range ctx.MultiTargets() {
ctx.AddVariationDependencies(target.Variations(), dataNativeBinsTag, j.testHostProperties.Data_native_bins...)
}
}
j.deps(ctx)
}
func (j *TestHost) AddExtraResource(p android.Path) {
j.extraResources = append(j.extraResources, p)
}
func (j *Test) GenerateAndroidBuildActions(ctx android.ModuleContext) {
if j.testProperties.Test_options.Unit_test == nil && ctx.Host() {
// TODO(b/): Clean temporary heuristic to avoid unexpected onboarding.
defaultUnitTest := !inList("tradefed", j.properties.Static_libs) && !inList("tradefed", j.properties.Libs) && !inList("cts", j.testProperties.Test_suites)
j.testProperties.Test_options.Unit_test = proptools.BoolPtr(defaultUnitTest)
}
j.testConfig = tradefed.AutoGenJavaTestConfig(ctx, j.testProperties.Test_config, j.testProperties.Test_config_template,
j.testProperties.Test_suites, j.testProperties.Auto_gen_config, j.testProperties.Test_options.Unit_test)
j.data = android.PathsForModuleSrc(ctx, j.testProperties.Data)
j.extraTestConfigs = android.PathsForModuleSrc(ctx, j.testProperties.Test_options.Extra_test_configs)
ctx.VisitDirectDepsWithTag(dataNativeBinsTag, func(dep android.Module) {
j.data = append(j.data, android.OutputFileForModule(ctx, dep, ""))
})
j.Library.GenerateAndroidBuildActions(ctx)
}
func (j *TestHelperLibrary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
j.Library.GenerateAndroidBuildActions(ctx)
}
func (j *JavaTestImport) GenerateAndroidBuildActions(ctx android.ModuleContext) {
j.testConfig = tradefed.AutoGenJavaTestConfig(ctx, j.prebuiltTestProperties.Test_config, nil,
j.prebuiltTestProperties.Test_suites, nil, nil)
j.Import.GenerateAndroidBuildActions(ctx)
}
type testSdkMemberType struct {
android.SdkMemberTypeBase
}
func (mt *testSdkMemberType) AddDependencies(mctx android.BottomUpMutatorContext, dependencyTag blueprint.DependencyTag, names []string) {
mctx.AddVariationDependencies(nil, dependencyTag, names...)
}
func (mt *testSdkMemberType) IsInstance(module android.Module) bool {
_, ok := module.(*Test)
return ok
}
func (mt *testSdkMemberType) AddPrebuiltModule(ctx android.SdkMemberContext, member android.SdkMember) android.BpModule {
return ctx.SnapshotBuilder().AddPrebuiltModule(member, "java_test_import")
}
func (mt *testSdkMemberType) CreateVariantPropertiesStruct() android.SdkMemberProperties {
return &testSdkMemberProperties{}
}
type testSdkMemberProperties struct {
android.SdkMemberPropertiesBase
JarToExport android.Path
TestConfig android.Path
}
func (p *testSdkMemberProperties) PopulateFromVariant(ctx android.SdkMemberContext, variant android.Module) {
test := variant.(*Test)
implementationJars := test.ImplementationJars()
if len(implementationJars) != 1 {
panic(fmt.Errorf("there must be only one implementation jar from %q", test.Name()))
}
p.JarToExport = implementationJars[0]
p.TestConfig = test.testConfig
}
func (p *testSdkMemberProperties) AddToPropertySet(ctx android.SdkMemberContext, propertySet android.BpPropertySet) {
builder := ctx.SnapshotBuilder()
exportedJar := p.JarToExport
if exportedJar != nil {
snapshotRelativeJavaLibPath := sdkSnapshotFilePathForJar(p.OsPrefix(), ctx.Name())
builder.CopyToSnapshot(exportedJar, snapshotRelativeJavaLibPath)
propertySet.AddProperty("jars", []string{snapshotRelativeJavaLibPath})
}
testConfig := p.TestConfig
if testConfig != nil {
snapshotRelativeTestConfigPath := sdkSnapshotFilePathForMember(p.OsPrefix(), ctx.Name(), testConfigSuffix)
builder.CopyToSnapshot(testConfig, snapshotRelativeTestConfigPath)
propertySet.AddProperty("test_config", snapshotRelativeTestConfigPath)
}
}
// java_test builds a and links sources into a `.jar` file for the device, and possibly for the host as well, and
// creates an `AndroidTest.xml` file to allow running the test with `atest` or a `TEST_MAPPING` file.
//
// By default, a java_test has a single variant that produces a `.jar` file containing `classes.dex` files that were
// compiled against the device bootclasspath.
//
// Specifying `host_supported: true` will produce two variants, one compiled against the device bootclasspath and one
// compiled against the host bootclasspath.
func TestFactory() android.Module {
module := &Test{}
module.addHostAndDeviceProperties()
module.AddProperties(&module.testProperties)
module.Module.properties.Installable = proptools.BoolPtr(true)
module.Module.dexpreopter.isTest = true
module.Module.linter.test = true
InitJavaModule(module, android.HostAndDeviceSupported)
return module
}
// java_test_helper_library creates a java library and makes sure that it is added to the appropriate test suite.
func TestHelperLibraryFactory() android.Module {
module := &TestHelperLibrary{}
module.addHostAndDeviceProperties()
module.AddProperties(&module.testHelperLibraryProperties)
module.Module.properties.Installable = proptools.BoolPtr(true)
module.Module.dexpreopter.isTest = true
module.Module.linter.test = true
InitJavaModule(module, android.HostAndDeviceSupported)
return module
}
// java_test_import imports one or more `.jar` files into the build graph as if they were built by a java_test module
// and makes sure that it is added to the appropriate test suite.
//
// By default, a java_test_import has a single variant that expects a `.jar` file containing `.class` files that were
// compiled against an Android classpath.
//
// Specifying `host_supported: true` will produce two variants, one for use as a dependency of device modules and one
// for host modules.
func JavaTestImportFactory() android.Module {
module := &JavaTestImport{}
module.AddProperties(
&module.Import.properties,
&module.prebuiltTestProperties)
module.Import.properties.Installable = proptools.BoolPtr(true)
android.InitPrebuiltModule(module, &module.properties.Jars)
android.InitApexModule(module)
android.InitSdkAwareModule(module)
InitJavaModule(module, android.HostAndDeviceSupported)
return module
}
// java_test_host builds a and links sources into a `.jar` file for the host, and creates an `AndroidTest.xml` file to
// allow running the test with `atest` or a `TEST_MAPPING` file.
//
// A java_test_host has a single variant that produces a `.jar` file containing `.class` files that were
// compiled against the host bootclasspath.
func TestHostFactory() android.Module {
module := &TestHost{}
module.addHostProperties()
module.AddProperties(&module.testProperties)
module.AddProperties(&module.testHostProperties)
InitTestHost(
module,
proptools.BoolPtr(true),
nil,
nil)
InitJavaModuleMultiTargets(module, android.HostSupported)
return module
}
func InitTestHost(th *TestHost, installable *bool, testSuites []string, autoGenConfig *bool) {
th.properties.Installable = installable
th.testProperties.Auto_gen_config = autoGenConfig
th.testProperties.Test_suites = testSuites
}
//
// Java Binaries (.jar file plus wrapper script)
//
type binaryProperties struct {
// installable script to execute the resulting jar
Wrapper *string `android:"path"`
// Name of the class containing main to be inserted into the manifest as Main-Class.
Main_class *string
// Names of modules containing JNI libraries that should be installed alongside the host
// variant of the binary.
Jni_libs []string
}
type Binary struct {
Library
binaryProperties binaryProperties
isWrapperVariant bool
wrapperFile android.Path
binaryFile android.InstallPath
}
func (j *Binary) HostToolPath() android.OptionalPath {
return android.OptionalPathForPath(j.binaryFile)
}
func (j *Binary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
if ctx.Arch().ArchType == android.Common {
// Compile the jar
if j.binaryProperties.Main_class != nil {
if j.properties.Manifest != nil {
ctx.PropertyErrorf("main_class", "main_class cannot be used when manifest is set")
}
manifestFile := android.PathForModuleOut(ctx, "manifest.txt")
GenerateMainClassManifest(ctx, manifestFile, String(j.binaryProperties.Main_class))
j.overrideManifest = android.OptionalPathForPath(manifestFile)
}
j.Library.GenerateAndroidBuildActions(ctx)
} else {
// Handle the binary wrapper
j.isWrapperVariant = true
if j.binaryProperties.Wrapper != nil {
j.wrapperFile = android.PathForModuleSrc(ctx, *j.binaryProperties.Wrapper)
} else {
j.wrapperFile = android.PathForSource(ctx, "build/soong/scripts/jar-wrapper.sh")
}
// The host installation rules make the installed wrapper depend on all the dependencies
// of the wrapper variant, which will include the common variant's jar file and any JNI
// libraries. This is verified by TestBinary.
j.binaryFile = ctx.InstallExecutable(android.PathForModuleInstall(ctx, "bin"),
ctx.ModuleName(), j.wrapperFile)
}
}
func (j *Binary) DepsMutator(ctx android.BottomUpMutatorContext) {
if ctx.Arch().ArchType == android.Common || ctx.BazelConversionMode() {
j.deps(ctx)
}
if ctx.Arch().ArchType != android.Common || ctx.BazelConversionMode() {
// These dependencies ensure the host installation rules will install the jar file and
// the jni libraries when the wrapper is installed.
ctx.AddVariationDependencies(nil, jniInstallTag, j.binaryProperties.Jni_libs...)
ctx.AddVariationDependencies(
[]blueprint.Variation{{Mutator: "arch", Variation: android.CommonArch.String()}},
binaryInstallTag, ctx.ModuleName())
}
}
// java_binary builds a `.jar` file and a shell script that executes it for the device, and possibly for the host
// as well.
//
// By default, a java_binary has a single variant that produces a `.jar` file containing `classes.dex` files that were
// compiled against the device bootclasspath.
//
// Specifying `host_supported: true` will produce two variants, one compiled against the device bootclasspath and one
// compiled against the host bootclasspath.
func BinaryFactory() android.Module {
module := &Binary{}
module.addHostAndDeviceProperties()
module.AddProperties(&module.binaryProperties)
module.Module.properties.Installable = proptools.BoolPtr(true)
android.InitAndroidArchModule(module, android.HostAndDeviceSupported, android.MultilibCommonFirst)
android.InitDefaultableModule(module)
return module
}
// java_binary_host builds a `.jar` file and a shell script that executes it for the host.
//
// A java_binary_host has a single variant that produces a `.jar` file containing `.class` files that were
// compiled against the host bootclasspath.
func BinaryHostFactory() android.Module {
module := &Binary{}
module.addHostProperties()
module.AddProperties(&module.binaryProperties)
module.Module.properties.Installable = proptools.BoolPtr(true)
android.InitAndroidArchModule(module, android.HostSupported, android.MultilibCommonFirst)
android.InitDefaultableModule(module)
return module
}
//
// Java prebuilts
//
type ImportProperties struct {
Jars []string `android:"path,arch_variant"`
Sdk_version *string
Installable *bool
// List of shared java libs that this module has dependencies to
Libs []string
// List of files to remove from the jar file(s)
Exclude_files []string
// List of directories to remove from the jar file(s)
Exclude_dirs []string
// if set to true, run Jetifier against .jar file. Defaults to false.
Jetifier *bool
// set the name of the output
Stem *string
Aidl struct {
// directories that should be added as include directories for any aidl sources of modules
// that depend on this module, as well as to aidl for this module.
Export_include_dirs []string
}
}
type Import struct {
android.ModuleBase
android.DefaultableModuleBase
android.ApexModuleBase
prebuilt android.Prebuilt
android.SdkBase
// Functionality common to Module and Import.
embeddableInModuleAndImport
hiddenAPI
dexer
dexpreopter
properties ImportProperties
// output file containing classes.dex and resources
dexJarFile android.Path
combinedClasspathFile android.Path
classLoaderContexts dexpreopt.ClassLoaderContextMap
exportAidlIncludeDirs android.Paths
hideApexVariantFromMake bool
}
func (j *Import) sdkVersion() sdkSpec {
return sdkSpecFrom(String(j.properties.Sdk_version))
}
func (j *Import) makeSdkVersion() string {
return j.sdkVersion().raw
}
func (j *Import) systemModules() string {
return "none"
}
func (j *Import) minSdkVersion() sdkSpec {
return j.sdkVersion()
}
func (j *Import) targetSdkVersion() sdkSpec {
return j.sdkVersion()
}
func (j *Import) MinSdkVersion() string {
return j.minSdkVersion().version.String()
}
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) Stem() string {
return proptools.StringDefault(j.properties.Stem, j.ModuleBase.Name())
}
func (a *Import) JacocoReportClassesFile() android.Path {
return nil
}
func (j *Import) LintDepSets() LintDepSets {
return LintDepSets{}
}
func (j *Import) DepsMutator(ctx android.BottomUpMutatorContext) {
ctx.AddVariationDependencies(nil, libTag, j.properties.Libs...)
if ctx.Device() && Bool(j.dexProperties.Compile_dex) {
sdkDeps(ctx, sdkContext(j), j.dexer)
}
}
func (j *Import) GenerateAndroidBuildActions(ctx android.ModuleContext) {
// Initialize the hiddenapi structure.
j.initHiddenAPI(ctx, j.BaseModuleName())
if !ctx.Provider(android.ApexInfoProvider).(android.ApexInfo).IsForPlatform() {
j.hideApexVariantFromMake = true
}
jars := android.PathsForModuleSrc(ctx, j.properties.Jars)
jarName := j.Stem() + ".jar"
outputFile := android.PathForModuleOut(ctx, "combined", jarName)
TransformJarsToJar(ctx, outputFile, "for prebuilts", jars, android.OptionalPath{},
false, j.properties.Exclude_files, j.properties.Exclude_dirs)
if Bool(j.properties.Jetifier) {
inputFile := outputFile
outputFile = android.PathForModuleOut(ctx, "jetifier", jarName)
TransformJetifier(ctx, outputFile, inputFile)
}
j.combinedClasspathFile = outputFile
j.classLoaderContexts = make(dexpreopt.ClassLoaderContextMap)
var flags javaBuilderFlags
var deapexerModule android.Module
ctx.VisitDirectDeps(func(module android.Module) {
tag := ctx.OtherModuleDependencyTag(module)
if ctx.OtherModuleHasProvider(module, JavaInfoProvider) {
dep := ctx.OtherModuleProvider(module, JavaInfoProvider).(JavaInfo)
switch tag {
case libTag, staticLibTag:
flags.classpath = append(flags.classpath, dep.HeaderJars...)
case bootClasspathTag:
flags.bootClasspath = append(flags.bootClasspath, dep.HeaderJars...)
}
} else if dep, ok := module.(SdkLibraryDependency); ok {
switch tag {
case libTag:
flags.classpath = append(flags.classpath, dep.SdkHeaderJars(ctx, j.sdkVersion())...)
}
}
addCLCFromDep(ctx, module, j.classLoaderContexts)
// Save away the `deapexer` module on which this depends, if any.
if tag == android.DeapexerTag {
deapexerModule = module
}
})
if Bool(j.properties.Installable) {
ctx.InstallFile(android.PathForModuleInstall(ctx, "framework"),
jarName, outputFile)
}
j.exportAidlIncludeDirs = android.PathsForModuleSrc(ctx, j.properties.Aidl.Export_include_dirs)
if ctx.Device() {
// If this is a variant created for a prebuilt_apex then use the dex implementation jar
// obtained from the associated deapexer module.
ai := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)
if ai.ForPrebuiltApex {
if deapexerModule == nil {
// This should never happen as a variant for a prebuilt_apex is only created if the
// deapxer module has been configured to export the dex implementation jar for this module.
ctx.ModuleErrorf("internal error: module %q does not depend on a `deapexer` module for prebuilt_apex %q",
j.Name(), ai.ApexVariationName)
}
// Get the path of the dex implementation jar from the `deapexer` module.
di := ctx.OtherModuleProvider(deapexerModule, android.DeapexerProvider).(android.DeapexerInfo)
if dexOutputPath := di.PrebuiltExportPath(j.BaseModuleName(), ".dexjar"); dexOutputPath != nil {
j.dexJarFile = dexOutputPath
j.hiddenAPIExtractInformation(ctx, dexOutputPath, outputFile)
} else {
// This should never happen as a variant for a prebuilt_apex is only created if the
// prebuilt_apex has been configured to export the java library dex file.
ctx.ModuleErrorf("internal error: no dex implementation jar available from prebuilt_apex %q", deapexerModule.Name())
}
} else if Bool(j.dexProperties.Compile_dex) {
sdkDep := decodeSdkDep(ctx, sdkContext(j))
if sdkDep.invalidVersion {
ctx.AddMissingDependencies(sdkDep.bootclasspath)
ctx.AddMissingDependencies(sdkDep.java9Classpath)
} else if sdkDep.useFiles {
// sdkDep.jar is actually equivalent to turbine header.jar.
flags.classpath = append(flags.classpath, sdkDep.jars...)
}
// Dex compilation
j.dexpreopter.installPath = android.PathForModuleInstall(ctx, "framework", jarName)
if j.dexProperties.Uncompress_dex == nil {
// If the value was not force-set by the user, use reasonable default based on the module.
j.dexProperties.Uncompress_dex = proptools.BoolPtr(shouldUncompressDex(ctx, &j.dexpreopter))
}
j.dexpreopter.uncompressedDex = *j.dexProperties.Uncompress_dex
var dexOutputFile android.OutputPath
dexOutputFile = j.dexer.compileDex(ctx, flags, j.minSdkVersion(), outputFile, jarName)
if ctx.Failed() {
return
}
// Hidden API CSV generation and dex encoding
dexOutputFile = j.hiddenAPIExtractAndEncode(ctx, dexOutputFile, outputFile,
proptools.Bool(j.dexProperties.Uncompress_dex))
j.dexJarFile = dexOutputFile
}
}
ctx.SetProvider(JavaInfoProvider, JavaInfo{
HeaderJars: android.PathsIfNonNil(j.combinedClasspathFile),
ImplementationAndResourcesJars: android.PathsIfNonNil(j.combinedClasspathFile),
ImplementationJars: android.PathsIfNonNil(j.combinedClasspathFile),
AidlIncludeDirs: j.exportAidlIncludeDirs,
})
}
func (j *Import) OutputFiles(tag string) (android.Paths, error) {
switch tag {
case "", ".jar":
return android.Paths{j.combinedClasspathFile}, nil
default:
return nil, fmt.Errorf("unsupported module reference tag %q", tag)
}
}
var _ android.OutputFileProducer = (*Import)(nil)
func (j *Import) HeaderJars() android.Paths {
if j.combinedClasspathFile == nil {
return nil
}
return android.Paths{j.combinedClasspathFile}
}
func (j *Import) ImplementationAndResourcesJars() android.Paths {
if j.combinedClasspathFile == nil {
return nil
}
return android.Paths{j.combinedClasspathFile}
}
func (j *Import) DexJarBuildPath() android.Path {
return j.dexJarFile
}
func (j *Import) DexJarInstallPath() android.Path {
return nil
}
func (j *Import) ClassLoaderContexts() dexpreopt.ClassLoaderContextMap {
return j.classLoaderContexts
}
var _ android.ApexModule = (*Import)(nil)
// Implements android.ApexModule
func (j *Import) DepIsInSameApex(ctx android.BaseModuleContext, dep android.Module) bool {
return j.depIsInSameApex(ctx, dep)
}
// Implements android.ApexModule
func (j *Import) ShouldSupportSdkVersion(ctx android.BaseModuleContext,
sdkVersion android.ApiLevel) error {
// Do not check for prebuilts against the min_sdk_version of enclosing APEX
return nil
}
// Add compile time check for interface implementation
var _ android.IDEInfo = (*Import)(nil)
var _ android.IDECustomizedModuleName = (*Import)(nil)
// Collect information for opening IDE project files in java/jdeps.go.
const (
removedPrefix = "prebuilt_"
)
func (j *Import) IDEInfo(dpInfo *android.IdeInfo) {
dpInfo.Jars = append(dpInfo.Jars, j.PrebuiltSrcs()...)
}
func (j *Import) IDECustomizedModuleName() string {
// TODO(b/113562217): Extract the base module name from the Import name, often the Import name
// has a prefix "prebuilt_". Remove the prefix explicitly if needed until we find a better
// solution to get the Import name.
name := j.Name()
if strings.HasPrefix(name, removedPrefix) {
name = strings.TrimPrefix(name, removedPrefix)
}
return name
}
var _ android.PrebuiltInterface = (*Import)(nil)
func (j *Import) IsInstallable() bool {
return Bool(j.properties.Installable)
}
var _ dexpreopterInterface = (*Import)(nil)
// java_import imports one or more `.jar` files into the build graph as if they were built by a java_library module.
//
// By default, a java_import has a single variant that expects a `.jar` file containing `.class` files that were
// compiled against an Android classpath.
//
// Specifying `host_supported: true` will produce two variants, one for use as a dependency of device modules and one
// for host modules.
func ImportFactory() android.Module {
module := &Import{}
module.AddProperties(
&module.properties,
&module.dexer.dexProperties,
)
module.initModuleAndImport(&module.ModuleBase)
module.dexProperties.Optimize.EnabledByDefault = false
android.InitPrebuiltModule(module, &module.properties.Jars)
android.InitApexModule(module)
android.InitSdkAwareModule(module)
InitJavaModule(module, android.HostAndDeviceSupported)
return module
}
// java_import imports one or more `.jar` files into the build graph as if they were built by a java_library_host
// module.
//
// A java_import_host has a single variant that expects a `.jar` file containing `.class` files that were
// compiled against a host bootclasspath.
func ImportFactoryHost() android.Module {
module := &Import{}
module.AddProperties(&module.properties)
android.InitPrebuiltModule(module, &module.properties.Jars)
android.InitApexModule(module)
InitJavaModule(module, android.HostSupported)
return module
}
// dex_import module
type DexImportProperties struct {
Jars []string `android:"path"`
// set the name of the output
Stem *string
}
type DexImport struct {
android.ModuleBase
android.DefaultableModuleBase
android.ApexModuleBase
prebuilt android.Prebuilt
properties DexImportProperties
dexJarFile android.Path
dexpreopter
hideApexVariantFromMake bool
}
func (j *DexImport) Prebuilt() *android.Prebuilt {
return &j.prebuilt
}
func (j *DexImport) PrebuiltSrcs() []string {
return j.properties.Jars
}
func (j *DexImport) Name() string {
return j.prebuilt.Name(j.ModuleBase.Name())
}
func (j *DexImport) Stem() string {
return proptools.StringDefault(j.properties.Stem, j.ModuleBase.Name())
}
func (a *DexImport) JacocoReportClassesFile() android.Path {
return nil
}
func (a *DexImport) LintDepSets() LintDepSets {
return LintDepSets{}
}
func (j *DexImport) IsInstallable() bool {
return true
}
func (j *DexImport) GenerateAndroidBuildActions(ctx android.ModuleContext) {
if len(j.properties.Jars) != 1 {
ctx.PropertyErrorf("jars", "exactly one jar must be provided")
}
apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)
if !apexInfo.IsForPlatform() {
j.hideApexVariantFromMake = true
}
j.dexpreopter.installPath = android.PathForModuleInstall(ctx, "framework", j.Stem()+".jar")
j.dexpreopter.uncompressedDex = shouldUncompressDex(ctx, &j.dexpreopter)
inputJar := ctx.ExpandSource(j.properties.Jars[0], "jars")
dexOutputFile := android.PathForModuleOut(ctx, ctx.ModuleName()+".jar")
if j.dexpreopter.uncompressedDex {
rule := android.NewRuleBuilder(pctx, ctx)
temporary := android.PathForModuleOut(ctx, ctx.ModuleName()+".jar.unaligned")
rule.Temporary(temporary)
// use zip2zip to uncompress classes*.dex files
rule.Command().
BuiltTool("zip2zip").
FlagWithInput("-i ", inputJar).
FlagWithOutput("-o ", temporary).
FlagWithArg("-0 ", "'classes*.dex'")
// use zipalign to align uncompressed classes*.dex files
rule.Command().
BuiltTool("zipalign").
Flag("-f").
Text("4").
Input(temporary).
Output(dexOutputFile)
rule.DeleteTemporaryFiles()
rule.Build("uncompress_dex", "uncompress dex")
} else {
ctx.Build(pctx, android.BuildParams{
Rule: android.Cp,
Input: inputJar,
Output: dexOutputFile,
})
}
j.dexJarFile = dexOutputFile
j.dexpreopt(ctx, dexOutputFile)
if apexInfo.IsForPlatform() {
ctx.InstallFile(android.PathForModuleInstall(ctx, "framework"),
j.Stem()+".jar", dexOutputFile)
}
}
func (j *DexImport) DexJarBuildPath() android.Path {
return j.dexJarFile
}
var _ android.ApexModule = (*DexImport)(nil)
// Implements android.ApexModule
func (j *DexImport) ShouldSupportSdkVersion(ctx android.BaseModuleContext,
sdkVersion android.ApiLevel) error {
// we don't check prebuilt modules for sdk_version
return nil
}
// dex_import imports a `.jar` file containing classes.dex files.
//
// A dex_import module cannot be used as a dependency of a java_* or android_* module, it can only be installed
// to the device.
func DexImportFactory() android.Module {
module := &DexImport{}
module.AddProperties(&module.properties)
android.InitPrebuiltModule(module, &module.properties.Jars)
android.InitApexModule(module)
InitJavaModule(module, android.DeviceSupported)
return module
}
//
// Defaults
//
type Defaults struct {
android.ModuleBase
android.DefaultsModuleBase
android.ApexModuleBase
}
// java_defaults provides a set of properties that can be inherited by other java or android modules.
//
// A module can use the properties from a java_defaults module using `defaults: ["defaults_module_name"]`. Each
// property in the defaults module that exists in the depending module will be prepended to the depending module's
// value for that property.
//
// Example:
//
// java_defaults {
// name: "example_defaults",
// srcs: ["common/**/*.java"],
// javacflags: ["-Xlint:all"],
// aaptflags: ["--auto-add-overlay"],
// }
//
// java_library {
// name: "example",
// defaults: ["example_defaults"],
// srcs: ["example/**/*.java"],
// }
//
// is functionally identical to:
//
// java_library {
// name: "example",
// srcs: [
// "common/**/*.java",
// "example/**/*.java",
// ],
// javacflags: ["-Xlint:all"],
// }
func DefaultsFactory() android.Module {
module := &Defaults{}
module.AddProperties(
&CommonProperties{},
&DeviceProperties{},
&DexProperties{},
&DexpreoptProperties{},
&android.ProtoProperties{},
&aaptProperties{},
&androidLibraryProperties{},
&appProperties{},
&appTestProperties{},
&overridableAppProperties{},
&testProperties{},
&ImportProperties{},
&AARImportProperties{},
&sdkLibraryProperties{},
&commonToSdkLibraryAndImportProperties{},
&DexImportProperties{},
&android.ApexProperties{},
&RuntimeResourceOverlayProperties{},
&LintProperties{},
&appTestHelperAppProperties{},
)
android.InitDefaultsModule(module)
return module
}
func kytheExtractJavaFactory() android.Singleton {
return &kytheExtractJavaSingleton{}
}
type kytheExtractJavaSingleton struct {
}
func (ks *kytheExtractJavaSingleton) GenerateBuildActions(ctx android.SingletonContext) {
var xrefTargets android.Paths
ctx.VisitAllModules(func(module android.Module) {
if javaModule, ok := module.(xref); ok {
xrefTargets = append(xrefTargets, javaModule.XrefJavaFiles()...)
}
})
// TODO(asmundak): perhaps emit a rule to output a warning if there were no xrefTargets
if len(xrefTargets) > 0 {
ctx.Phony("xref_java", xrefTargets...)
}
}
var Bool = proptools.Bool
var BoolDefault = proptools.BoolDefault
var String = proptools.String
var inList = android.InList
// TODO(b/132357300) Generalize SdkLibrarComponentDependency to non-SDK libraries and merge with
// this interface.
type ProvidesUsesLib interface {
ProvidesUsesLib() *string
}
func (j *Module) ProvidesUsesLib() *string {
return j.usesLibraryProperties.Provides_uses_lib
}
// Add class loader context (CLC) of a given dependency to the current CLC.
func addCLCFromDep(ctx android.ModuleContext, depModule android.Module,
clcMap dexpreopt.ClassLoaderContextMap) {
dep, ok := depModule.(UsesLibraryDependency)
if !ok {
return
}
// Find out if the dependency is either an SDK library or an ordinary library that is disguised
// as an SDK library by the means of `provides_uses_lib` property. If yes, the library is itself
// a <uses-library> and should be added as a node in the CLC tree, and its CLC should be added
// as subtree of that node. Otherwise the library is not a <uses_library> and should not be
// added to CLC, but the transitive <uses-library> dependencies from its CLC should be added to
// the current CLC.
var implicitSdkLib *string
comp, isComp := depModule.(SdkLibraryComponentDependency)
if isComp {
implicitSdkLib = comp.OptionalImplicitSdkLibrary()
// OptionalImplicitSdkLibrary() may be nil so need to fall through to ProvidesUsesLib().
}
if implicitSdkLib == nil {
if ulib, ok := depModule.(ProvidesUsesLib); ok {
implicitSdkLib = ulib.ProvidesUsesLib()
}
}
depTag := ctx.OtherModuleDependencyTag(depModule)
if depTag == libTag || depTag == usesLibTag {
// Ok, propagate <uses-library> through non-static library dependencies.
} else if depTag == staticLibTag {
// Propagate <uses-library> through static library dependencies, unless it is a component
// library (such as stubs). Component libraries have a dependency on their SDK library,
// which should not be pulled just because of a static component library.
if implicitSdkLib != nil {
return
}
} else {
// Don't propagate <uses-library> for other dependency tags.
return
}
if implicitSdkLib != nil {
clcMap.AddContext(ctx, dexpreopt.AnySdkVersion, *implicitSdkLib,
dep.DexJarBuildPath(), dep.DexJarInstallPath(), dep.ClassLoaderContexts())
} else {
depName := ctx.OtherModuleName(depModule)
clcMap.AddContextMap(dep.ClassLoaderContexts(), depName)
}
}