diff --git a/java/app.go b/java/app.go
index a1a854e..1b65f33 100755
--- a/java/app.go
+++ b/java/app.go
@@ -169,6 +169,8 @@
 	overriddenManifestPackageName string
 
 	android.ApexBundleDepsInfo
+
+	javaApiUsedByOutputFile android.ModuleOutPath
 }
 
 func (a *AndroidApp) IsInstallable() bool {
@@ -277,6 +279,7 @@
 func (a *AndroidApp) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 	a.checkAppSdkVersions(ctx)
 	a.generateAndroidBuildActions(ctx)
+	a.generateJavaUsedByApex(ctx)
 }
 
 func (a *AndroidApp) checkAppSdkVersions(ctx android.ModuleContext) {