public IconNode() 
{
        this(null);
}

 public IconNode(Object userObject) 
{
        this(userObject, true, null);
}

Parameters:

userObject -

 public IconNode(Object userObject,
    boolean allowsChildren,
    Icon icon) 
{
        super(userObject, allowsChildren);
        this.icon = icon;
}

Parameters:

userObject -

allowsChildren -

icon -

 public Icon getIcon() 
{
        return icon;
}

 public String getIconName() 
{
        String str = userObject.toString();
        int index = str.lastIndexOf(".");
        if (index != -1) {
            return str.substring(++index);
        } else {
            return iconName;
        }
}

 public  void setIcon(Icon icon) 
{
        this.icon = icon;
}

 public  void setIconName(String name) 
{
        iconName = name;
}