001    /*
002     * Created on 20/12/2005 by Eduardo Piva <eduardo@gwe.com.br>
003     *
004     */
005    package org.trails.page;
006    
007    import org.apache.tapestry.IExternalPage;
008    import org.apache.tapestry.IRequestCycle;
009    
010    public abstract class ExceptionPage extends TrailsPage implements IExternalPage
011    {
012    
013            public void activateExternalPage(Object[] parameters, IRequestCycle cycle)
014            {
015                    if (getCallbackStack() != null)
016                    {
017                            getCallbackStack().clear();
018                    }
019            }
020    }