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Tree Selection Row

import java.awt.BorderLayout; import javax.swing.JFrame; import javax.swing.JScrollPane; import javax.swing.JTree; import javax.swing.event.TreeSelectionEvent; import javax.swing.event.TreeSelectionListener; public class TreeSelectionRow {   public static void main(String args[]) {     String title = "JTree Sample";     JFrame frame = new JFrame(title);     JTree tree = new JTree();     TreeSelectionListener treeSelectionListener = new TreeSelectionListener() {       public void valueChanged(TreeSelectionEvent treeSelectionEvent) {         JTree treeSource = (JTree) treeSelectionEvent.getSource();         System.out.println("Min: " + treeSource.getMinSelectionRow());         System.out.println("Max: " + treeSource.getMaxSelectionRow());         System.out.println("Lead: " + treeSource.getLeadSelectionRow());         System.out.println("Row: " + treeSource.getSelectionRows()[0]);       }     };     tree.addTreeSelectionListener(treeSelectionListener);     JScrollPane scrollPane = new JScrollPane(tree);     frame.getContentPane().add(scrollPane, BorderLayout.CENTER);     frame.setSize(300, 150);     frame.setVisible(true);   } }