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Add a new SDK member type java_systemserver_libs.

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Similar to java_boot_libs, java_systemserver_libs only provide access
to their dex implementation jar for use by dexpreopting and do not
provide an actual implementation jar.

This is used in the subsequent CL.

Bug: 194150908
Test: m nothing
Change-Id: Ib2e7d5e6c002314a0231f46934a766f4a27e610a
This commit is contained in:
Jiakai Zhang
2021-09-26 08:58:02 +00:00
parent 774dd305f4
commit ea18033f31
2 changed files with 97 additions and 0 deletions
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32
java/java.go
View File

@@ -73,6 +73,7 @@ func RegisterJavaSdkMemberTypes() {
android.RegisterSdkMemberType(javaHeaderLibsSdkMemberType)
android.RegisterSdkMemberType(javaLibsSdkMemberType)
android.RegisterSdkMemberType(javaBootLibsSdkMemberType)
android.RegisterSdkMemberType(javaSystemserverLibsSdkMemberType)
android.RegisterSdkMemberType(javaTestSdkMemberType)
}
@@ -146,6 +147,37 @@ var (
onlyCopyJarToSnapshot,
}
// Supports adding java systemserver libraries to module_exports and sdk.
//
// The build has some implicit dependencies (via the systemserver jars configuration) on a number
// of modules that are part of the java systemserver classpath and which are provided by mainline
// modules 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_systemserver_libs property to allow those modules to be exported as part of
// the sdk/module_exports without exposing any unnecessary information.
javaSystemserverLibsSdkMemberType = &librarySdkMemberType{
android.SdkMemberTypeBase{
PropertyName: "java_systemserver_libs",
SupportsSdk: true,
},
func(ctx android.SdkMemberContext, j *Library) android.Path {
// Java systemserver libs are only provided in the SDK to provide access to their dex
// implementation jar for use by dexpreopting. They do not need to provide an actual
// implementation jar but the java_import will need a file that exists so just copy an empty
// file. Any attempt to use that file as a jar will cause a build error.
return ctx.SnapshotBuilder().EmptyFile()
},
func(osPrefix, name string) string {
// Create a special name for the implementation jar to try and provide some useful information
// to a developer that attempts to compile against this.
// TODO(b/175714559): Provide a proper error message in Soong not ninja.
return filepath.Join(osPrefix, "java_systemserver_libs", "snapshot", "jars", "are", "invalid", name+jarFileSuffix)
},
onlyCopyJarToSnapshot,
}
// Supports adding java test libraries to module_exports but not sdk.
javaTestSdkMemberType = &testSdkMemberType{
SdkMemberTypeBase: android.SdkMemberTypeBase{