Use unique apex variations for bootclasspath fragments

Upcoming changes to the ApexInfo mutator will require unique apex
variations for the bootclasspath fragments, change them now to simplify
comparisons.

Test: go test ./...
Change-Id: Ia8880fe5ac22a7bd2fb9ddaeb3b04b9ae90b1701
diff --git a/apex/apex_test.go b/apex/apex_test.go
index ef863f4..78f2463 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -5475,7 +5475,7 @@
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
 			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
-			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_apex10000/modular-hiddenapi/index.csv
+			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_com.android.art/modular-hiddenapi/index.csv
 		`)
 	})
 
@@ -5548,7 +5548,7 @@
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
 			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
-			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_apex10000/modular-hiddenapi/index.csv
+			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_com.android.art/modular-hiddenapi/index.csv
 		`)
 
 		myApex := ctx.ModuleForTests("myapex", "android_common_myapex").Module()
@@ -5743,7 +5743,7 @@
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
 			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
-			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_apex10000/modular-hiddenapi/index.csv
+			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_com.android.art/modular-hiddenapi/index.csv
 		`)
 	})
 
@@ -5842,7 +5842,7 @@
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
 			out/soong/.intermediates/my-bootclasspath-fragment/android_common_myapex/modular-hiddenapi/index.csv
-			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_apex10000/modular-hiddenapi/index.csv
+			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_com.android.art/modular-hiddenapi/index.csv
 		`)
 	})
 
@@ -5954,7 +5954,7 @@
 		checkHiddenAPIIndexFromFlagsInputs(t, ctx, `
 			my-bootclasspath-fragment/index.csv
 			out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/hiddenapi-monolithic/index-from-classes.csv
-			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_apex10000/modular-hiddenapi/index.csv
+			out/soong/.intermediates/packages/modules/com.android.art/art-bootclasspath-fragment/android_common_com.android.art/modular-hiddenapi/index.csv
 		`)
 	})
 
@@ -11311,7 +11311,7 @@
 		{
 			desc:                      "Source apex com.android.foo is selected, bootjar should come from source java library",
 			selectedApexContributions: "foo.source.contributions",
-			expectedBootJar:           "out/soong/.intermediates/foo-bootclasspath-fragment/android_common_apex10000/hiddenapi-modular/encoded/framework-foo.jar",
+			expectedBootJar:           "out/soong/.intermediates/foo-bootclasspath-fragment/android_common_com.android.foo/hiddenapi-modular/encoded/framework-foo.jar",
 		},
 		{
 			desc:                      "Prebuilt apex prebuilt_com.android.foo is selected, profile should come from .prof deapexed from the prebuilt",
diff --git a/apex/bootclasspath_fragment_test.go b/apex/bootclasspath_fragment_test.go
index a650d11..c7674b5 100644
--- a/apex/bootclasspath_fragment_test.go
+++ b/apex/bootclasspath_fragment_test.go
@@ -712,7 +712,7 @@
 	copyCommands := apexRule.Args["copy_commands"]
 
 	// Make sure that the fragment provides the hidden API encoded dex jars to the APEX.
-	fragment := result.Module("mybootclasspathfragment", "android_common_apex10000")
+	fragment := result.Module("mybootclasspathfragment", "android_common_myapex")
 
 	info, _ := android.OtherModuleProvider(result, fragment, java.BootclasspathFragmentApexContentInfoProvider)
 
@@ -728,8 +728,8 @@
 		android.AssertStringDoesContain(t, name+" apex copy command", copyCommands, expectedCopyCommand)
 	}
 
-	checkFragmentExportedDexJar("foo", "out/soong/.intermediates/mybootclasspathfragment/android_common_apex10000/hiddenapi-modular/encoded/foo.jar")
-	checkFragmentExportedDexJar("bar", "out/soong/.intermediates/mybootclasspathfragment/android_common_apex10000/hiddenapi-modular/encoded/bar.jar")
+	checkFragmentExportedDexJar("foo", "out/soong/.intermediates/mybootclasspathfragment/android_common_myapex/hiddenapi-modular/encoded/foo.jar")
+	checkFragmentExportedDexJar("bar", "out/soong/.intermediates/mybootclasspathfragment/android_common_myapex/hiddenapi-modular/encoded/bar.jar")
 }
 
 func getDexJarPath(result *android.TestResult, name string) string {
@@ -860,7 +860,7 @@
 		}
 	`)
 
-	java.CheckModuleDependencies(t, result.TestContext, "mybootclasspathfragment", "android_common_apex10000", []string{
+	java.CheckModuleDependencies(t, result.TestContext, "mybootclasspathfragment", "android_common_myapex", []string{
 		"all_apex_contributions",
 		"art-bootclasspath-fragment",
 		"bar",
@@ -875,7 +875,7 @@
 	quuzModuleLibStubs := getDexJarPath(result, "quuz.stubs.exportable.module_lib")
 
 	// Make sure that the fragment uses the quuz stub dex jars when generating the hidden API flags.
-	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_apex10000")
+	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_myapex")
 
 	rule := fragment.Rule("modularHiddenAPIStubFlagsFile")
 	command := rule.RuleParams.Command
@@ -1033,7 +1033,7 @@
 		}
 	`)
 
-	java.CheckModuleDependencies(t, result.TestContext, "mybootclasspathfragment", "android_common_apex10000", []string{
+	java.CheckModuleDependencies(t, result.TestContext, "mybootclasspathfragment", "android_common_myapex", []string{
 		"all_apex_contributions",
 		"android-non-updatable.stubs",
 		"android-non-updatable.stubs.module_lib",
@@ -1052,7 +1052,7 @@
 
 	// Make sure that the fragment uses the android-non-updatable modules when generating the hidden
 	// API flags.
-	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_apex10000")
+	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_myapex")
 
 	rule := fragment.Rule("modularHiddenAPIStubFlagsFile")
 	command := rule.RuleParams.Command
@@ -1207,7 +1207,7 @@
 		}
 	`)
 
-	java.CheckModuleDependencies(t, result.TestContext, "mybootclasspathfragment", "android_common_apex10000", []string{
+	java.CheckModuleDependencies(t, result.TestContext, "mybootclasspathfragment", "android_common_myapex", []string{
 		"all_apex_contributions",
 		"android-non-updatable.stubs",
 		"android-non-updatable.stubs.system",
@@ -1223,7 +1223,7 @@
 
 	// Make sure that the fragment uses the android-non-updatable modules when generating the hidden
 	// API flags.
-	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_apex10000")
+	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_myapex")
 
 	rule := fragment.Rule("modularHiddenAPIStubFlagsFile")
 	command := rule.RuleParams.Command
@@ -1362,7 +1362,7 @@
 		}
 	`)
 
-	java.CheckModuleDependencies(t, result.TestContext, "mybootclasspathfragment", "android_common_apex10000", []string{
+	java.CheckModuleDependencies(t, result.TestContext, "mybootclasspathfragment", "android_common_myapex", []string{
 		"all_apex_contributions",
 		"art-bootclasspath-fragment",
 		"bar",
@@ -1381,7 +1381,7 @@
 
 	// Make sure that the fragment uses the android-non-updatable modules when generating the hidden
 	// API flags.
-	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_apex10000")
+	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_myapex")
 
 	rule := fragment.Rule("modularHiddenAPIStubFlagsFile")
 	command := rule.RuleParams.Command
@@ -1464,7 +1464,7 @@
 		}
 	`)
 
-	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_apex10000")
+	fragment := result.ModuleForTests("mybootclasspathfragment", "android_common_myapex")
 	classPathProtoContent := android.ContentFromFileRuleForTests(t, result.TestContext, fragment.Output("bootclasspath.pb.textproto"))
 	// foo
 	ensureContains(t, classPathProtoContent, `jars {
diff --git a/apex/classpath_element_test.go b/apex/classpath_element_test.go
index f367174..55f1475 100644
--- a/apex/classpath_element_test.go
+++ b/apex/classpath_element_test.go
@@ -198,11 +198,11 @@
 
 	result := preparer.RunTest(t)
 
-	artFragment := result.Module("art-bootclasspath-fragment", "android_common_apex10000")
+	artFragment := result.Module("art-bootclasspath-fragment", "android_common_com.android.art")
 	artBaz := result.Module("baz", "android_common_apex10000")
 	artQuuz := result.Module("quuz", "android_common_apex10000")
 
-	myFragment := result.Module("mybootclasspath-fragment", "android_common_apex10000")
+	myFragment := result.Module("mybootclasspath-fragment", "android_common_myapex")
 	myBar := result.Module("bar", "android_common_apex10000")
 
 	other := result.Module("othersdklibrary", "android_common_apex10000")
diff --git a/apex/dexpreopt_bootjars_test.go b/apex/dexpreopt_bootjars_test.go
index b51bb36..6fa1fe2 100644
--- a/apex/dexpreopt_bootjars_test.go
+++ b/apex/dexpreopt_bootjars_test.go
@@ -176,7 +176,7 @@
 		"out/soong/dexpreopt_arm64/dex_bootjars_input/foo.jar",
 		"out/soong/dexpreopt_arm64/dex_bootjars_input/bar.jar",
 		"out/soong/dexpreopt_arm64/dex_bootjars_input/baz.jar",
-		"out/soong/.intermediates/art-bootclasspath-fragment/android_common_apex10000/art-bootclasspath-fragment/boot.prof",
+		"out/soong/.intermediates/art-bootclasspath-fragment/android_common_com.android.art/art-bootclasspath-fragment/boot.prof",
 		"out/soong/.intermediates/default/java/dex_bootjars/android_common/boot/boot.prof",
 		"out/soong/dexpreopt/uffd_gc_flag.txt",
 	}
@@ -396,7 +396,7 @@
 		{
 			desc:                         "Source apex com.android.art is selected, profile should come from source java library",
 			selectedArtApexContributions: "art.source.contributions",
-			expectedProfile:              "out/soong/.intermediates/art-bootclasspath-fragment/android_common_apex10000/art-bootclasspath-fragment/boot.prof",
+			expectedProfile:              "out/soong/.intermediates/art-bootclasspath-fragment/android_common_com.android.art/art-bootclasspath-fragment/boot.prof",
 		},
 		{
 			desc:                         "Prebuilt apex prebuilt_com.android.art is selected, profile should come from .prof deapexed from the prebuilt",
diff --git a/apex/platform_bootclasspath_test.go b/apex/platform_bootclasspath_test.go
index c13d599..8b5fce9 100644
--- a/apex/platform_bootclasspath_test.go
+++ b/apex/platform_bootclasspath_test.go
@@ -165,12 +165,12 @@
 		android.AssertPathsRelativeToTopEquals(t, message, expected, info.FlagsFilesByCategory[category])
 	}
 
-	android.AssertPathsRelativeToTopEquals(t, "annotation flags", []string{"out/soong/.intermediates/bar-fragment/android_common_apex30/modular-hiddenapi/annotation-flags.csv"}, info.AnnotationFlagsPaths)
-	android.AssertPathsRelativeToTopEquals(t, "metadata flags", []string{"out/soong/.intermediates/bar-fragment/android_common_apex30/modular-hiddenapi/metadata.csv"}, info.MetadataPaths)
-	android.AssertPathsRelativeToTopEquals(t, "index flags", []string{"out/soong/.intermediates/bar-fragment/android_common_apex30/modular-hiddenapi/index.csv"}, info.IndexPaths)
+	android.AssertPathsRelativeToTopEquals(t, "annotation flags", []string{"out/soong/.intermediates/bar-fragment/android_common_myapex/modular-hiddenapi/annotation-flags.csv"}, info.AnnotationFlagsPaths)
+	android.AssertPathsRelativeToTopEquals(t, "metadata flags", []string{"out/soong/.intermediates/bar-fragment/android_common_myapex/modular-hiddenapi/metadata.csv"}, info.MetadataPaths)
+	android.AssertPathsRelativeToTopEquals(t, "index flags", []string{"out/soong/.intermediates/bar-fragment/android_common_myapex/modular-hiddenapi/index.csv"}, info.IndexPaths)
 
-	android.AssertArrayString(t, "stub flags", []string{"out/soong/.intermediates/bar-fragment/android_common_apex30/modular-hiddenapi/filtered-stub-flags.csv:out/soong/.intermediates/bar-fragment/android_common_apex30/modular-hiddenapi/signature-patterns.csv"}, info.StubFlagSubsets.RelativeToTop())
-	android.AssertArrayString(t, "all flags", []string{"out/soong/.intermediates/bar-fragment/android_common_apex30/modular-hiddenapi/filtered-flags.csv:out/soong/.intermediates/bar-fragment/android_common_apex30/modular-hiddenapi/signature-patterns.csv"}, info.FlagSubsets.RelativeToTop())
+	android.AssertArrayString(t, "stub flags", []string{"out/soong/.intermediates/bar-fragment/android_common_myapex/modular-hiddenapi/filtered-stub-flags.csv:out/soong/.intermediates/bar-fragment/android_common_myapex/modular-hiddenapi/signature-patterns.csv"}, info.StubFlagSubsets.RelativeToTop())
+	android.AssertArrayString(t, "all flags", []string{"out/soong/.intermediates/bar-fragment/android_common_myapex/modular-hiddenapi/filtered-flags.csv:out/soong/.intermediates/bar-fragment/android_common_myapex/modular-hiddenapi/signature-patterns.csv"}, info.FlagSubsets.RelativeToTop())
 }
 
 // TestPlatformBootclasspath_LegacyPrebuiltFragment verifies that the
diff --git a/java/bootclasspath_fragment.go b/java/bootclasspath_fragment.go
index 8fb8ba9..f6d6cad 100644
--- a/java/bootclasspath_fragment.go
+++ b/java/bootclasspath_fragment.go
@@ -290,6 +290,10 @@
 	return m
 }
 
+func (m *BootclasspathFragmentModule) UniqueApexVariations() bool {
+	return true
+}
+
 func (m *BootclasspathFragmentModule) bootclasspathFragmentPropertyCheck(ctx android.ModuleContext) {
 	contents := m.properties.Contents.GetOrDefault(ctx, nil)
 	if len(contents) == 0 {
diff --git a/java/dexpreopt_bootjars.go b/java/dexpreopt_bootjars.go
index 497facb..093cc87 100644
--- a/java/dexpreopt_bootjars.go
+++ b/java/dexpreopt_bootjars.go
@@ -566,6 +566,9 @@
 				// The prebuilt might have been renamed by prebuilt_rename mutator if the source module does not exist.
 				// Remove the prebuilt_ prefix.
 				ctx.AddFarVariationDependencies(apexVariationOfSelected, dexpreoptBootJarDepTag, android.RemoveOptionalPrebuiltPrefix(selected))
+			} else {
+				// Couldn't find a dependency, do it again to report an error.
+				ctx.AddFarVariationDependencies(apexVariationOfSelected, dexpreoptBootJarDepTag, selected)
 			}
 		}
 	}
diff --git a/java/systemserver_classpath_fragment.go b/java/systemserver_classpath_fragment.go
index 3176ad9..f3074ed 100644
--- a/java/systemserver_classpath_fragment.go
+++ b/java/systemserver_classpath_fragment.go
@@ -58,6 +58,10 @@
 	return m
 }
 
+func (m *platformSystemServerClasspathModule) UniqueApexVariations() bool {
+	return true
+}
+
 func (p *platformSystemServerClasspathModule) AndroidMkEntries() (entries []android.AndroidMkEntries) {
 	return p.classpathFragmentBase().androidMkEntries()
 }
@@ -115,6 +119,9 @@
 	android.InitAndroidArchModule(m, android.DeviceSupported, android.MultilibCommon)
 	return m
 }
+func (m *SystemServerClasspathModule) UniqueApexVariations() bool {
+	return true
+}
 
 func (s *SystemServerClasspathModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 	if len(s.properties.Contents.GetOrDefault(ctx, nil)) == 0 && len(s.properties.Standalone_contents.GetOrDefault(ctx, nil)) == 0 {