Allow the user to explicitly set the java Uncompress_dex property.

ART tests need to explicitly control the compression.

Bug: 157239179
Test: "atest ArtGtestsTarget" with http://go/aog/1302773
Change-Id: I4490aa0a61fa71f830feb6a46dffd8d20fccfc66
diff --git a/android/neverallow.go b/android/neverallow.go
index f9fc03c..9e075b7 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -55,6 +55,7 @@
 	AddNeverAllowRules(createMediaRules()...)
 	AddNeverAllowRules(createJavaDeviceForHostRules()...)
 	AddNeverAllowRules(createCcSdkVariantRules()...)
+	AddNeverAllowRules(createUncompressDexRules()...)
 }
 
 // Add a NeverAllow rule to the set of rules to apply.
@@ -210,6 +211,15 @@
 	}
 }
 
+func createUncompressDexRules() []Rule {
+	return []Rule{
+		NeverAllow().
+			NotIn("art").
+			WithMatcher("uncompress_dex", isSetMatcherInstance).
+			Because("uncompress_dex is only allowed for certain jars for test in art."),
+	}
+}
+
 func neverallowMutator(ctx BottomUpMutatorContext) {
 	m, ok := ctx.Module().(Module)
 	if !ok {
diff --git a/android/neverallow_test.go b/android/neverallow_test.go
index 2fc42e3..85c8c59 100644
--- a/android/neverallow_test.go
+++ b/android/neverallow_test.go
@@ -303,6 +303,29 @@
 			`module "outside_whitelist": violates neverallow`,
 		},
 	},
+	{
+		name: "uncompress_dex inside art",
+		fs: map[string][]byte{
+			"art/Android.bp": []byte(`
+				java_library {
+					name: "inside_art_libraries",
+					uncompress_dex: true,
+				}`),
+		},
+	},
+	{
+		name: "uncompress_dex outside art",
+		fs: map[string][]byte{
+			"other/Android.bp": []byte(`
+				java_library {
+					name: "outside_art_libraries",
+					uncompress_dex: true,
+				}`),
+		},
+		expectedErrors: []string{
+			"module \"outside_art_libraries\": violates neverallow",
+		},
+	},
 }
 
 func TestNeverallow(t *testing.T) {
@@ -396,8 +419,9 @@
 }
 
 type mockJavaLibraryProperties struct {
-	Libs        []string
-	Sdk_version *string
+	Libs           []string
+	Sdk_version    *string
+	Uncompress_dex *bool
 }
 
 type mockJavaLibraryModule struct {