Bp2build support for sdk_version and java_version.

This CL adds java_version and sdk_version support to bp2build
converters for
   - java library
   - java binary
   - android library
   - android binary
   - android library import

Although java import doesn't support java_version and sdk_version, the
neverlink java_library wrapper around a java_import must specify a
sdk_version when targetting a device. "none" is used by convention.

Change-Id: I22a69dea2e351858368df69ed6a703b568d613ea
Bug: 215230098
Test: Presubmits
diff --git a/java/java.go b/java/java.go
index 403f503..d235103 100644
--- a/java/java.go
+++ b/java/java.go
@@ -2738,9 +2738,11 @@
 type javaCommonAttributes struct {
 	*javaResourcesAttributes
 	*kotlinAttributes
-	Srcs      bazel.LabelListAttribute
-	Plugins   bazel.LabelListAttribute
-	Javacopts bazel.StringListAttribute
+	Srcs         bazel.LabelListAttribute
+	Plugins      bazel.LabelListAttribute
+	Javacopts    bazel.StringListAttribute
+	Sdk_version  bazel.StringAttribute
+	Java_version bazel.StringAttribute
 }
 
 type javaDependencyLabels struct {
@@ -2871,10 +2873,6 @@
 	if m.properties.Javacflags != nil {
 		javacopts = append(javacopts, m.properties.Javacflags...)
 	}
-	if m.properties.Java_version != nil {
-		javaVersion := normalizeJavaVersion(ctx, *m.properties.Java_version).String()
-		javacopts = append(javacopts, fmt.Sprintf("-source %s -target %s", javaVersion, javaVersion))
-	}
 
 	epEnabled := m.properties.Errorprone.Enabled
 	//TODO(b/227504307) add configuration that depends on RUN_ERROR_PRONE environment variable
@@ -2888,7 +2886,9 @@
 		Plugins: bazel.MakeLabelListAttribute(
 			android.BazelLabelForModuleDeps(ctx, m.properties.Plugins),
 		),
-		Javacopts: bazel.MakeStringListAttribute(javacopts),
+		Javacopts:    bazel.MakeStringListAttribute(javacopts),
+		Java_version: bazel.StringAttribute{Value: m.properties.Java_version},
+		Sdk_version:  bazel.StringAttribute{Value: m.deviceProperties.Sdk_version},
 	}
 
 	for axis, configToProps := range archVariantProps {
@@ -2979,19 +2979,9 @@
 	deps := depLabels.Deps
 	if !commonAttrs.Srcs.IsEmpty() {
 		deps.Append(depLabels.StaticDeps) // we should only append these if there are sources to use them
-
-		sdkVersion := m.SdkVersion(ctx)
-		if sdkVersion.Kind == android.SdkPublic && sdkVersion.ApiLevel == android.FutureApiLevel {
-			// TODO(b/220869005) remove forced dependency on current public android.jar
-			deps.Add(bazel.MakeLabelAttribute("//prebuilts/sdk:public_current_android_sdk_java_import"))
-		} else if sdkVersion.Kind == android.SdkSystem && sdkVersion.ApiLevel == android.FutureApiLevel {
-			// TODO(b/215230098) remove forced dependency on current public android.jar
-			deps.Add(bazel.MakeLabelAttribute("//prebuilts/sdk:system_current_android_sdk_java_import"))
-		}
 	} else if !deps.IsEmpty() {
 		ctx.ModuleErrorf("Module has direct dependencies but no sources. Bazel will not allow this.")
 	}
-
 	var props bazel.BazelTargetModuleProperties
 	attrs := &javaLibraryAttributes{
 		javaCommonAttributes: commonAttrs,
@@ -3011,6 +3001,10 @@
 	neverLinkAttrs := &javaLibraryAttributes{
 		Exports:   bazel.MakeSingleLabelListAttribute(bazel.Label{Label: ":" + name}),
 		Neverlink: bazel.BoolAttribute{Value: &neverlinkProp},
+		javaCommonAttributes: &javaCommonAttributes{
+			Sdk_version:  bazel.StringAttribute{Value: m.deviceProperties.Sdk_version},
+			Java_version: bazel.StringAttribute{Value: m.properties.Java_version},
+		},
 	}
 	ctx.CreateBazelTargetModule(props, android.CommonAttributes{Name: name + "-neverlink"}, neverLinkAttrs)
 
@@ -3150,6 +3144,9 @@
 	neverlinkAttrs := &javaLibraryAttributes{
 		Neverlink: bazel.BoolAttribute{Value: &neverlink},
 		Exports:   bazel.MakeSingleLabelListAttribute(bazel.Label{Label: ":" + name}),
+		javaCommonAttributes: &javaCommonAttributes{
+			Sdk_version: bazel.StringAttribute{Value: proptools.StringPtr("none")},
+		},
 	}
 	ctx.CreateBazelTargetModule(
 		javaLibraryBazelTargetModuleProperties(),