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- // Copyright 2019 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
- import (
- "fmt"
- "io"
- "android/soong/android"
- "android/soong/bazel"
- "android/soong/dexpreopt"
- "github.com/google/blueprint/proptools"
- )
- type DeviceHostConverter struct {
- android.ModuleBase
- android.DefaultableModuleBase
- android.BazelModuleBase
- properties DeviceHostConverterProperties
- headerJars android.Paths
- implementationJars android.Paths
- implementationAndResourceJars android.Paths
- resourceJars android.Paths
- srcJarArgs []string
- srcJarDeps android.Paths
- combinedHeaderJar android.Path
- combinedImplementationJar android.Path
- }
- type DeviceHostConverterProperties struct {
- // List of modules whose contents will be visible to modules that depend on this module.
- Libs []string
- }
- type DeviceForHost struct {
- DeviceHostConverter
- }
- // java_device_for_host makes the classes.jar output of a device java_library module available to host
- // java_library modules.
- //
- // It is rarely necessary, and its usage is restricted to a few allowed projects.
- func DeviceForHostFactory() android.Module {
- module := &DeviceForHost{}
- module.AddProperties(&module.properties)
- InitJavaModule(module, android.HostSupported)
- return module
- }
- type HostForDevice struct {
- DeviceHostConverter
- }
- // java_host_for_device makes the classes.jar output of a host java_library module available to device
- // java_library modules.
- //
- // It is rarely necessary, and its usage is restricted to a few allowed projects.
- func HostForDeviceFactory() android.Module {
- module := &HostForDevice{}
- module.AddProperties(&module.properties)
- InitJavaModule(module, android.DeviceSupported)
- android.InitBazelModule(module)
- return module
- }
- var deviceHostConverterDepTag = dependencyTag{name: "device_host_converter"}
- func (d *DeviceForHost) DepsMutator(ctx android.BottomUpMutatorContext) {
- ctx.AddFarVariationDependencies(ctx.Config().AndroidCommonTarget.Variations(),
- deviceHostConverterDepTag, d.properties.Libs...)
- }
- func (d *HostForDevice) DepsMutator(ctx android.BottomUpMutatorContext) {
- ctx.AddFarVariationDependencies(ctx.Config().BuildOSCommonTarget.Variations(),
- deviceHostConverterDepTag, d.properties.Libs...)
- }
- func (d *DeviceHostConverter) GenerateAndroidBuildActions(ctx android.ModuleContext) {
- if len(d.properties.Libs) < 1 {
- ctx.PropertyErrorf("libs", "at least one dependency is required")
- }
- ctx.VisitDirectDepsWithTag(deviceHostConverterDepTag, func(m android.Module) {
- if ctx.OtherModuleHasProvider(m, JavaInfoProvider) {
- dep := ctx.OtherModuleProvider(m, JavaInfoProvider).(JavaInfo)
- d.headerJars = append(d.headerJars, dep.HeaderJars...)
- d.implementationJars = append(d.implementationJars, dep.ImplementationJars...)
- d.implementationAndResourceJars = append(d.implementationAndResourceJars, dep.ImplementationAndResourcesJars...)
- d.resourceJars = append(d.resourceJars, dep.ResourceJars...)
- d.srcJarArgs = append(d.srcJarArgs, dep.SrcJarArgs...)
- d.srcJarDeps = append(d.srcJarDeps, dep.SrcJarDeps...)
- } else {
- ctx.PropertyErrorf("libs", "module %q cannot be used as a dependency", ctx.OtherModuleName(m))
- }
- })
- jarName := ctx.ModuleName() + ".jar"
- if len(d.implementationAndResourceJars) > 1 {
- outputFile := android.PathForModuleOut(ctx, "combined", jarName)
- TransformJarsToJar(ctx, outputFile, "combine", d.implementationAndResourceJars,
- android.OptionalPath{}, false, nil, nil)
- d.combinedImplementationJar = outputFile
- } else if len(d.implementationAndResourceJars) == 1 {
- d.combinedImplementationJar = d.implementationAndResourceJars[0]
- }
- if len(d.headerJars) > 1 {
- outputFile := android.PathForModuleOut(ctx, "turbine-combined", jarName)
- TransformJarsToJar(ctx, outputFile, "turbine combine", d.headerJars,
- android.OptionalPath{}, false, nil, []string{"META-INF/TRANSITIVE"})
- d.combinedHeaderJar = outputFile
- } else if len(d.headerJars) == 1 {
- d.combinedHeaderJar = d.headerJars[0]
- }
- ctx.SetProvider(JavaInfoProvider, JavaInfo{
- HeaderJars: d.headerJars,
- ImplementationAndResourcesJars: d.implementationAndResourceJars,
- ImplementationJars: d.implementationJars,
- ResourceJars: d.resourceJars,
- SrcJarArgs: d.srcJarArgs,
- SrcJarDeps: d.srcJarDeps,
- })
- }
- func (d *DeviceHostConverter) HeaderJars() android.Paths {
- return d.headerJars
- }
- func (d *DeviceHostConverter) ImplementationAndResourcesJars() android.Paths {
- return d.implementationAndResourceJars
- }
- func (d *DeviceHostConverter) DexJarBuildPath() android.Path {
- return nil
- }
- func (d *DeviceHostConverter) DexJarInstallPath() android.Path {
- return nil
- }
- func (d *DeviceHostConverter) AidlIncludeDirs() android.Paths {
- return nil
- }
- func (d *DeviceHostConverter) ClassLoaderContexts() dexpreopt.ClassLoaderContextMap {
- return nil
- }
- func (d *DeviceHostConverter) JacocoReportClassesFile() android.Path {
- return nil
- }
- func (d *DeviceHostConverter) AndroidMk() android.AndroidMkData {
- return android.AndroidMkData{
- Class: "JAVA_LIBRARIES",
- OutputFile: android.OptionalPathForPath(d.combinedImplementationJar),
- // Make does not support Windows Java modules
- Disabled: d.Os() == android.Windows,
- Include: "$(BUILD_SYSTEM)/soong_java_prebuilt.mk",
- Extra: []android.AndroidMkExtraFunc{
- func(w io.Writer, outputFile android.Path) {
- fmt.Fprintln(w, "LOCAL_UNINSTALLABLE_MODULE := true")
- fmt.Fprintln(w, "LOCAL_SOONG_HEADER_JAR :=", d.combinedHeaderJar.String())
- fmt.Fprintln(w, "LOCAL_SOONG_CLASSES_JAR :=", d.combinedImplementationJar.String())
- },
- },
- }
- }
- type bazelDeviceHostConverterAttributes struct {
- Exports bazel.LabelListAttribute
- }
- func (d *DeviceHostConverter) ConvertWithBp2build(ctx android.TopDownMutatorContext) {
- ctx.CreateBazelTargetModule(
- bazel.BazelTargetModuleProperties{
- Rule_class: "java_host_for_device",
- Bzl_load_location: "//build/bazel/rules/java:host_for_device.bzl",
- },
- android.CommonAttributes{Name: d.Name()},
- &bazelDeviceHostConverterAttributes{
- Exports: bazel.MakeLabelListAttribute(android.BazelLabelForModuleDeps(ctx, d.properties.Libs)),
- },
- )
- neverLinkAttrs := &javaLibraryAttributes{
- Exports: bazel.MakeSingleLabelListAttribute(bazel.Label{Label: ":" + d.Name()}),
- Neverlink: bazel.BoolAttribute{Value: proptools.BoolPtr(true)},
- javaCommonAttributes: &javaCommonAttributes{
- Sdk_version: bazel.StringAttribute{Value: proptools.StringPtr("none")},
- },
- }
- ctx.CreateBazelTargetModule(
- javaLibraryBazelTargetModuleProperties(),
- android.CommonAttributes{Name: d.Name() + "-neverlink"},
- neverLinkAttrs)
- }
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