static JComboBox jComboBox(fS... items) {
  ret jcombobox(items);
}



static JComboBox jComboBox(Collection<S> items) {
  ret jcombobox(items);
}



static JComboBox jComboBox(Collection<S> items, S selectedItem) {
  ret jcombobox(items, selectedItem);
}

static JComboBox jComboBox(S selectedItem, Collection<S> items) {
  ret jcombobox(items, selectedItem);
}