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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 (
"android/soong/android"
"android/soong/dexpreopt"
"path/filepath"
"strings"
)
// dexpreoptGlobalConfig returns the global dexpreopt.config. It is loaded once the first time it is called for any
// ctx.Config(), and returns the same data for all future calls with the same ctx.Config(). A value can be inserted
// for tests using setDexpreoptTestGlobalConfig.
func dexpreoptGlobalConfig(ctx android.PathContext) dexpreopt.GlobalConfig {
return ctx.Config().Once(dexpreoptGlobalConfigKey, func() interface{} {
if f := ctx.Config().DexpreoptGlobalConfig(); f != "" {
ctx.AddNinjaFileDeps(f)
globalConfig, err := dexpreopt.LoadGlobalConfig(ctx, f)
if err != nil {
panic(err)
}
return globalConfig
}
// No global config filename set, see if there is a test config set
return ctx.Config().Once(dexpreoptTestGlobalConfigKey, func() interface{} {
// Nope, return a config with preopting disabled
return dexpreopt.GlobalConfig{
DisablePreopt: true,
}
})
}).(dexpreopt.GlobalConfig)
}
// setDexpreoptTestGlobalConfig sets a GlobalConfig that future calls to dexpreoptGlobalConfig will return. It must
// be called before the first call to dexpreoptGlobalConfig for the config.
func setDexpreoptTestGlobalConfig(config android.Config, globalConfig dexpreopt.GlobalConfig) {
config.Once(dexpreoptTestGlobalConfigKey, func() interface{} { return globalConfig })
}
var dexpreoptGlobalConfigKey = android.NewOnceKey("DexpreoptGlobalConfig")
var dexpreoptTestGlobalConfigKey = android.NewOnceKey("TestDexpreoptGlobalConfig")
// systemServerClasspath returns the on-device locations of the modules in the system server classpath. It is computed
// once the first time it is called for any ctx.Config(), and returns the same slice for all future calls with the same
// ctx.Config().
func systemServerClasspath(ctx android.PathContext) []string {
return ctx.Config().OnceStringSlice(systemServerClasspathKey, func() []string {
global := dexpreoptGlobalConfig(ctx)
var systemServerClasspathLocations []string
for _, m := range global.SystemServerJars {
systemServerClasspathLocations = append(systemServerClasspathLocations,
filepath.Join("/system/framework", m+".jar"))
}
return systemServerClasspathLocations
})
}
var systemServerClasspathKey = android.NewOnceKey("systemServerClasspath")
// defaultBootImageConfig returns the bootImageConfig that will be used to dexpreopt modules. It is computed once the
// first time it is called for any ctx.Config(), and returns the same slice for all future calls with the same
// ctx.Config().
func defaultBootImageConfig(ctx android.PathContext) bootImageConfig {
return ctx.Config().Once(defaultBootImageConfigKey, func() interface{} {
global := dexpreoptGlobalConfig(ctx)
runtimeModules := global.RuntimeApexJars
nonFrameworkModules := concat(runtimeModules, global.ProductUpdatableBootModules)
frameworkModules := android.RemoveListFromList(global.BootJars, nonFrameworkModules)
var nonUpdatableBootModules []string
var nonUpdatableBootLocations []string
for _, m := range runtimeModules {
nonUpdatableBootModules = append(nonUpdatableBootModules, m)
nonUpdatableBootLocations = append(nonUpdatableBootLocations,
filepath.Join("/apex/com.android.runtime/javalib", m+".jar"))
}
for _, m := range frameworkModules {
nonUpdatableBootModules = append(nonUpdatableBootModules, m)
nonUpdatableBootLocations = append(nonUpdatableBootLocations,
filepath.Join("/system/framework", m+".jar"))
}
// The path to bootclasspath dex files needs to be known at module GenerateAndroidBuildAction time, before
// the bootclasspath modules have been compiled. Set up known paths for them, the singleton rules will copy
// them there.
// TODO: use module dependencies instead
var nonUpdatableBootDexPaths android.WritablePaths
for _, m := range nonUpdatableBootModules {
nonUpdatableBootDexPaths = append(nonUpdatableBootDexPaths,
android.PathForOutput(ctx, ctx.Config().DeviceName(), "dex_bootjars_input", m+".jar"))
}
dir := android.PathForOutput(ctx, ctx.Config().DeviceName(), "dex_bootjars")
symbolsDir := android.PathForOutput(ctx, ctx.Config().DeviceName(), "dex_bootjars_unstripped")
images := make(map[android.ArchType]android.OutputPath)
for _, target := range ctx.Config().Targets[android.Android] {
images[target.Arch.ArchType] = dir.Join(ctx,
"system/framework", target.Arch.ArchType.String()).Join(ctx, "boot.art")
}
return bootImageConfig{
name: "boot",
modules: nonUpdatableBootModules,
dexLocations: nonUpdatableBootLocations,
dexPaths: nonUpdatableBootDexPaths,
dir: dir,
symbolsDir: symbolsDir,
images: images,
}
}).(bootImageConfig)
}
var defaultBootImageConfigKey = android.NewOnceKey("defaultBootImageConfig")
func apexBootImageConfig(ctx android.PathContext) bootImageConfig {
return ctx.Config().Once(apexBootImageConfigKey, func() interface{} {
global := dexpreoptGlobalConfig(ctx)
runtimeModules := global.RuntimeApexJars
nonFrameworkModules := concat(runtimeModules, global.ProductUpdatableBootModules)
frameworkModules := android.RemoveListFromList(global.BootJars, nonFrameworkModules)
imageModules := concat(runtimeModules, frameworkModules)
var bootLocations []string
for _, m := range runtimeModules {
bootLocations = append(bootLocations,
filepath.Join("/apex/com.android.runtime/javalib", m+".jar"))
}
for _, m := range frameworkModules {
bootLocations = append(bootLocations,
filepath.Join("/system/framework", m+".jar"))
}
// The path to bootclasspath dex files needs to be known at module GenerateAndroidBuildAction time, before
// the bootclasspath modules have been compiled. Set up known paths for them, the singleton rules will copy
// them there.
// TODO: use module dependencies instead
var bootDexPaths android.WritablePaths
for _, m := range imageModules {
bootDexPaths = append(bootDexPaths,
android.PathForOutput(ctx, ctx.Config().DeviceName(), "dex_apexjars_input", m+".jar"))
}
dir := android.PathForOutput(ctx, ctx.Config().DeviceName(), "dex_apexjars")
symbolsDir := android.PathForOutput(ctx, ctx.Config().DeviceName(), "dex_apexjars_unstripped")
images := make(map[android.ArchType]android.OutputPath)
for _, target := range ctx.Config().Targets[android.Android] {
images[target.Arch.ArchType] = dir.Join(ctx,
"system/framework", target.Arch.ArchType.String(), "apex.art")
}
return bootImageConfig{
name: "apex",
modules: imageModules,
dexLocations: bootLocations,
dexPaths: bootDexPaths,
dir: dir,
symbolsDir: symbolsDir,
images: images,
}
}).(bootImageConfig)
}
var apexBootImageConfigKey = android.NewOnceKey("apexBootImageConfig")
func defaultBootclasspath(ctx android.PathContext) []string {
return ctx.Config().OnceStringSlice(defaultBootclasspathKey, func() []string {
global := dexpreoptGlobalConfig(ctx)
image := defaultBootImageConfig(ctx)
bootclasspath := append(copyOf(image.dexLocations), global.ProductUpdatableBootLocations...)
return bootclasspath
})
}
var defaultBootclasspathKey = android.NewOnceKey("defaultBootclasspath")
var copyOf = android.CopyOf
func init() {
android.RegisterMakeVarsProvider(pctx, dexpreoptConfigMakevars)
}
func dexpreoptConfigMakevars(ctx android.MakeVarsContext) {
ctx.Strict("PRODUCT_BOOTCLASSPATH", strings.Join(defaultBootclasspath(ctx), ":"))
ctx.Strict("PRODUCT_DEX2OAT_BOOTCLASSPATH", strings.Join(defaultBootImageConfig(ctx).dexLocations, ":"))
ctx.Strict("PRODUCT_SYSTEM_SERVER_CLASSPATH", strings.Join(systemServerClasspath(ctx), ":"))
ctx.Strict("DEXPREOPT_BOOT_JARS_MODULES", strings.Join(defaultBootImageConfig(ctx).modules, ":"))
}
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