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   package net.mlw.util.swing;
   
   import java.awt.Component;
   
   import javax.swing.JTree;
   import javax.swing.tree.DefaultTreeCellRenderer;
   
   public class BasicTreeCellRenderer extends DefaultTreeCellRenderer
   {
     public BasicTreeCellRenderer()
     {
     }
  
     public Component getTreeCellRendererComponent(
        JTree tree,
        Object value,
        boolean selected,
        boolean expanded,
        boolean leaf,
        int row,
        boolean hasFocus)
     {
        super.getTreeCellRendererComponent(tree, value, selected, expanded, leaf, row, hasFocus);
        if (value instanceof BasicTreeNode)
        {
           BasicTreeNode node = (BasicTreeNode) value;
           setIcon(expanded ? node.getOpen() : node.getIcon());
           setText(node.getText());
        }
        return this;
     }
  }