struts的数据校验.doc

Struts的后台数据校验分为GenericValidator与Validator框架public ActionErrors validate(ActionMapping mapping,HttpServletRequest request) / TODO Auto-generated method stubActionErrors errors=new ActionErrors();if(GenericValidator.isBlankOrNull(username)ActionMessage error=new ActionMessage(errors.required,用户名);errors.add(username, error);else if(!GenericValidator.matchRegexp(username, w+$)ActionMessage error=new ActionMessage(prompt.reg);errors.add(username, error);if(GenericValidator.isBlankOrNull(pwd)ActionMessage error=new ActionMessage(errors.required,密码);errors.add(pwd, error);if(!GenericValidator.minLength(pwd, 3)ActionMessage error=new ActionMessage(errors.minlength,密码,3);errors.add(pwd, error);if(!GenericValidator.maxLength(pwd, 6)ActionMessage error=new ActionMessage(errors.maxlength,密码,6);errors.add(pwd, error);if(GenericValidator.isBlankOrNull(pwd2)ActionMessage error=new ActionMessage(errors.required,密码);errors.add(pwd2, error);if(!pwd.equals(pwd2)ActionMessage error=new ActionMessage(prompt.password2);errors.add(pwd2, error);if(!GenericValidator.isEmail(email)ActionMessage error=new ActionMessage(promt.email,邮件);errors.add(email, error);if(!GenericValidator.isDate(birthday, yyyy-MM-dd, true)ActionMessage error=new ActionMessage(prompt.date,日期);errors.add(birthday, error);return errors; maska-zA-Z*$ minlength3maxlength6test(*this*=pwd)datePatternyyyy-MM-ddIndex.jsp   username: pwd: pwd2: email: birthday:   maska-zA-Z*$ minlength3maxlength6test(*this*=pwd)datePatternyyyy-MM-dd # Resources for parameter com.yourcompany.struts.ApplicationResources# Project prj1errors.required=0 is required.errors.mask=0 bixufuhe1errors.date=0 is not a date.errors.email=0 is an invalid e-mail pmt.pwd=mimaerrors.minlength=0 can not be less than 1 characters.errors.maxlength=0 can not be greater than 1 mpt.password2=mima bix yizhipublic class RegFrm extends ValidatorForm private