spring mvc 简单登录例子

《spring mvc 简单登录例子》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、springmvc简单登录例子------------------------------loginactionpackagecom.gc.action;importjava.net.BindException;importjava.util.HashMap;importjava.util.Map;importorg.springframework.web.servlet.ModelAndView;importorg.springframework.web.servlet.mvc.SimpleFormController;publ

2、icclassLoginextendsSimpleFormController{//复写onSubmit@SuppressWarnings("unchecked")publicModelAndViewonSubmit(Objectcommand,BindExceptionerrors)throwsException{Useruser=(User)command;//Mapmodel=(()errors).getModel();Mapmodel=newHashMap();model.put("user",user);returnne

3、wModelAndView(getSuccessView(),model);}}-----------------------------------User类packagecom.gc.action;publicclassUser{privateStringusername=null;privateStringpassword=null;privateStringpassword2=null;publicStringgetUsername(){returnusername;}publicvoidsetUsername(Strin

4、gusername){this.username=username;}publicStringgetPassword(){returnpassword;}publicvoidsetPassword(Stringpassword){this.password=password;}publicStringgetPassword2(){returnpassword2;}publicvoidsetPassword2(Stringpassword2){this.password2=password2;}}------------------

5、UserValidator类packagecom.gc.action;importorg.springframework.validation.Errors;importorg.springframework.validation.Validator;publicclassUserValidatorimplementsValidator{publicbooleansupports(Classarg0){//TODOAuto-generatedmethodstubreturnarg0.equals(User.class);}publ

6、icvoidvalidate(Objectobj,Errorserrors){Useruser=(User)obj;if(!"gf".equals(user.getUsername())){errors.rejectValue("username","",null,"用户名不正确");}if(!"123456".equals(user.getPassword())){errors.rejectValue("password","",null,"密码不正确");}if(!user.getPassword().equals(user.

7、getPassword2())){errors.rejectValue("password2","",null,"2次输入的密码不一致");}}}-----------------------------dispatcherServlet-servlet.xml

8、ans>