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import java.awt.BorderLayout;
import java.util.Hashtable;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
public class DynamicUtilTreeNodeDemo {
public static void main(String args[]) {
JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
DefaultMutableTreeNode root = new DefaultMutableTreeNode("Root");
Hashtable<String, Object> hashtable = new Hashtable<String, Object>();
hashtable.put ("Two", new String[]{"A", "B", "C"});
Hashtable<Object, Object> innerHashtable = new Hashtable<Object, Object>();
innerHashtable.put ("Two", new String[]{"A", "B", "C"});
hashtable.put ("Three", innerHashtable);
JTree.DynamicUtilTreeNode.createChildren(root, hashtable);
JTree tree = new JTree(root);
JScrollPane scrollPane = new JScrollPane(tree);
frame.add(scrollPane, BorderLayout.CENTER);
frame.setSize(300, 150);
frame.setVisible(true);
}
}
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