ActionForm 与 Action 中的验证

    技术2022-05-11  48

    ActionForm:

    public  ActionErrors validate(    ActionMapping mapping,    HttpServletRequest request)  {    ActionErrors errors=new ActionErrors();    errors.add("userId",new ActionMessage("error.userid.exists"));    return errors;}

     

    Action:

    public  ActionForward execute(        ActionMapping mapping,        ActionForm form,        HttpServletRequest request,        HttpServletResponse response)         {        ActionMessages errors=new ActionMessages();        errors.add(    ActionMessages.GLOBAL_MESSAGE,            new ActionMessage("error.sort.havetopic"));            this.saveErrors(request,errors);            return mapping.findForward("fail");        }          return  mapping.findForward( " other " );    }  

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