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import javax.swing.DefaultListSelectionModel;
import javax.swing.JList;
public class Main {
public static void main(String[] argv) throws Exception {
String[] items = { "A", "B", "C", "D" };
JList list = new JList(items);
// Get the current selection model mode
int mode = list.getSelectionMode(); // MULTIPLE_INTERVAL_SELECTION
// Only one item can be selected
list.setSelectionMode(DefaultListSelectionModel.SINGLE_SELECTION);
}
}
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