diff --git a/Interface.cpp b/Interface.cpp
index 42186af..d453986 100644
--- a/Interface.cpp
+++ b/Interface.cpp
@@ -122,5 +122,19 @@
     return OK;
 }
 
+bool Interface::isJavaCompatible() const {
+    if (!Scope::isJavaCompatible()) {
+        return false;
+    }
+
+    for (const auto &method : mMethods) {
+        if (!method->isJavaCompatible()) {
+            return false;
+        }
+    }
+
+    return true;
+}
+
 }  // namespace android