/**/package com.sun.j2ee.workflow.task.exceptions;/** * @author Jian (James) Cai */public class TaskDAODupKeyException extends TaskDAOAppException {    /**    */    public TaskDAODupKeyException (String str) {        super(str);    }    /**     * Default constructor. Takes no arguments     */    public TaskDAODupKeyException () {        super();    }}