<script src="path/to/popper.js"></script>
public class PopperExample {
public static void main(String[] args) {
Element referenceElement = document.querySelector('#reference-element');
Element popperElement = document.querySelector('#popper-element');
PopperOptions options = new PopperOptions();
options.setPlacement("right");
Popper popper = new Popper(referenceElement, popperElement, options);
popperElement.addEventListener('shown', function() {
console.log('Popper element is shown');
});
popperElement.addEventListener('hidden', function() {
console.log('Popper element is hidden');
});
}
}