diff --git a/Android.bp b/Android.bp
index 7aa7a98..755ba1d 100644
--- a/Android.bp
+++ b/Android.bp
@@ -73,7 +73,7 @@
     optimize: {
         enabled: false,
     },
-
+    kotlincflags: ["-Xjvm-default=enable"],
     certificate: "",
 
     privileged: true,
diff --git a/src/com/android/customization/model/ResourcesApkProvider.java b/src/com/android/customization/model/ResourcesApkProvider.java
index 92e03b9..538d4f8 100644
--- a/src/com/android/customization/model/ResourcesApkProvider.java
+++ b/src/com/android/customization/model/ResourcesApkProvider.java
@@ -9,6 +9,8 @@
 import android.text.TextUtils;
 import android.util.Log;
 
+import androidx.annotation.ColorInt;
+
 public abstract class ResourcesApkProvider {
     private static final String TAG = "ResourcesApkProvider";
 
@@ -55,6 +57,13 @@
         return mStubApkResources.getDrawable(resourceId, null);
     }
 
+    @ColorInt
+    protected int getItemColorFromStub(String prefix, String itemName) {
+        int resourceId = mStubApkResources.getIdentifier(String.format("%s%s", prefix, itemName),
+                "color", mStubPackageName);
+        return mStubApkResources.getColor(resourceId, null);
+    }
+
     public boolean isAvailable() {
         return mStubApkResources != null;
     }