package javax.swing.event; import java.util.*; import java.net.*; public class HyperlinkEvent extends EventObject { class EventType { } String descr; EventType t; HyperlinkEvent(Object source, EventType type, URL u) { this(source, type, u, null); } HyperlinkEvent(Object source, EventType type, URL u, String desc) { super(source); descr = desc; t = type; } }