how can i add javafx.util.Pair to project compiled with jdk11.0.2?

Question

Can not change the JDK, tried downloading javafx.jar and it did not work either. what should I do?

Answer 1

You can replace javafx.util.Pair (using import javafx.util.Pair) by AbstractMap.SimpleEntry (using import java.util.AbstractMap) if it is the only class from javafx