protected void executeImport(ProcessingStatusCallback progressHandler) {
// TODO: implement core logic
System.out.println("executeImport of acoustid plugin has been called");
// WIP this.entityManager
ConfigurationContext conf = this.getConfiguration();
for(PlayableElement playableElement: this.playableElementRepository.findAll()) {
System.out.println(playableElement.getUri());
}
// for PlayableElement playableElement: