diff --git a/java/java.go b/java/java.go
index 9d75c74..7d31f66 100644
--- a/java/java.go
+++ b/java/java.go
@@ -2033,6 +2033,10 @@
 	// doesn't exist next to the Android.bp, this attribute doesn't need to be set to true
 	// explicitly.
 	Auto_gen_config *bool
+
+	// Add parameterized mainline modules to auto generated test config. The options will be
+	// handled by TradeFed to do downloading and installing the specified modules on the device.
+	Test_mainline_modules []string
 }
 
 type testHelperLibraryProperties struct {