Add dex_import module type
Add a module type for importing a prebuilt jar that contains
classes.dex files.
Test: m with a prebuilt jar that contains classes.dex files in
PRODUCT_BOOT_JARS
Test: java_test.go, dexpreopt_test.go, dexpreopt_bootjars_test.go
Bug: 124804356
Bug: 125517186
Change-Id: I496848f9dca11f758d49b1cb68168cec7f8e1718
diff --git a/java/java.go b/java/java.go
index f088d86..986e425 100644
--- a/java/java.go
+++ b/java/java.go
@@ -46,6 +46,7 @@
android.RegisterModuleType("java_import_host", ImportFactoryHost)
android.RegisterModuleType("java_device_for_host", DeviceForHostFactory)
android.RegisterModuleType("java_host_for_device", HostForDeviceFactory)
+ android.RegisterModuleType("dex_import", DexImportFactory)
android.RegisterSingletonType("logtags", LogtagsSingleton)
}
@@ -1431,14 +1432,14 @@
Module
}
-func (j *Library) shouldUncompressDex(ctx android.ModuleContext) bool {
+func shouldUncompressDex(ctx android.ModuleContext, dexpreopter *dexpreopter) bool {
// 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 !j.dexpreopter.dexpreoptDisabled(ctx) && (ctx.Host() || !odexOnSystemOther(ctx, j.dexpreopter.installPath)) {
+ if !dexpreopter.dexpreoptDisabled(ctx) && (ctx.Host() || !odexOnSystemOther(ctx, dexpreopter.installPath)) {
return true
}
if ctx.Config().UncompressPrivAppDex() &&
@@ -1453,7 +1454,7 @@
j.dexpreopter.installPath = android.PathForModuleInstall(ctx, "framework", ctx.ModuleName()+".jar")
j.dexpreopter.isSDKLibrary = j.deviceProperties.IsSDKLibrary
j.dexpreopter.isInstallable = Bool(j.properties.Installable)
- j.dexpreopter.uncompressedDex = j.shouldUncompressDex(ctx)
+ j.dexpreopter.uncompressedDex = shouldUncompressDex(ctx, &j.dexpreopter)
j.deviceProperties.UncompressDex = j.dexpreopter.uncompressedDex
j.compile(ctx)
@@ -1901,6 +1902,113 @@
return module
}
+// dex_import module
+
+type DexImportProperties struct {
+ Jars []string
+}
+
+type DexImport struct {
+ android.ModuleBase
+ android.DefaultableModuleBase
+ prebuilt android.Prebuilt
+
+ properties DexImportProperties
+
+ dexJarFile android.Path
+ maybeStrippedDexJarFile android.Path
+
+ dexpreopter
+}
+
+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) DepsMutator(ctx android.BottomUpMutatorContext) {
+ android.ExtractSourcesDeps(ctx, j.properties.Jars)
+}
+
+func (j *DexImport) GenerateAndroidBuildActions(ctx android.ModuleContext) {
+ if len(j.properties.Jars) != 1 {
+ ctx.PropertyErrorf("jars", "exactly one jar must be provided")
+ }
+
+ j.dexpreopter.installPath = android.PathForModuleInstall(ctx, "framework", ctx.ModuleName()+".jar")
+ j.dexpreopter.isInstallable = true
+ 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()
+
+ temporary := android.PathForModuleOut(ctx, ctx.ModuleName()+".jar.unaligned")
+ rule.Temporary(temporary)
+
+ // use zip2zip to uncompress classes*.dex files
+ rule.Command().
+ Tool(ctx.Config().HostToolPath(ctx, "zip2zip")).
+ FlagWithInput("-i ", inputJar).
+ FlagWithOutput("-o ", temporary).
+ FlagWithArg("-0 ", "'classes*.dex'")
+
+ // use zipalign to align uncompressed classes*.dex files
+ rule.Command().
+ Tool(ctx.Config().HostToolPath(ctx, "zipalign")).
+ Flag("-f").
+ Text("4").
+ Input(temporary).
+ Output(dexOutputFile)
+
+ rule.DeleteTemporaryFiles()
+
+ rule.Build(pctx, ctx, "uncompress_dex", "uncompress dex")
+ } else {
+ ctx.Build(pctx, android.BuildParams{
+ Rule: android.Cp,
+ Input: inputJar,
+ Output: dexOutputFile,
+ })
+ }
+
+ j.dexJarFile = dexOutputFile
+
+ dexOutputFile = j.dexpreopt(ctx, dexOutputFile)
+
+ j.maybeStrippedDexJarFile = dexOutputFile
+
+ ctx.InstallFile(android.PathForModuleInstall(ctx, "framework"),
+ ctx.ModuleName()+".jar", dexOutputFile)
+}
+
+func (j *DexImport) DexJar() android.Path {
+ return j.dexJarFile
+}
+
+// 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)
+ InitJavaModule(module, android.DeviceSupported)
+ return module
+}
+
//
// Defaults
//
@@ -1963,6 +2071,7 @@
&ImportProperties{},
&AARImportProperties{},
&sdkLibraryProperties{},
+ &DexImportProperties{},
)
android.InitDefaultsModule(module)