JavaFX uses @FXML to inject UI elements from the view. Unfortunately spotbugs marks any usage as UR_UNIT_READ.

In the relevant code, there is a hardcoded list of annotations that spotbugs uses to assume a field is injected. All that needs to be done is to add javafx.fxml.FXML.

The more generic of this request is #543. That issue asks for full customizability with annotations