java - How can I properly use my value as an argument to JComboBox.setModel()? -

java - How can I properly use my value as an argument to JComboBox.setModel()? -

in code below, attempted create defaultlistmodel object utilize jcombobox.

apparently, setmodel() method accepts object comboboxmodel. attempted convert it, , got exception, java.lang.classcastexception.

i searched how prepare specific problem, couldn't find helpful.

i tried create comboboxmodel object instead, yet learned class abstract. how can bypass problem, , valid argument setmodel()?

private void setcomboboxyears(int numberofyears, jcombobox combobox) { defaultlistmodel<integer> years = new defaultlistmodel<>(); for(int = 1; <= numberofyears; i++) years.addelement(i); combobox.setmodel((comboboxmodel) years);

use defaultcomboboxmodel instead. please have @ api of info can gleaned simple glance.

java swing exception combobox defaultlistmodel