开发者突击：Java Web 主流框架整合开发 demo(Spring).zip

package com.demo.spring.actions; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.validation.BindException; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc.SimpleFormController; import com.demo.spring.dao.User; import com.demo.spring.dao.UserDAO; import com.demo.spring.forms.RegisterForm; public class RegisterAction extends SimpleFormController { UserDAO userDAO; public UserDAO getUserDAO() { return userDAO; } public void setUserDAO(UserDAO userDAO) { this.userDAO = userDAO; } public ModelAndView onSubmit(HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) throws Exception { String method = request.getParameter("method"); if (method == null || method.equals("init")) { return init(command, errors); } else if (method.equals("register")) { return register(request, response, command, errors); } else { RegisterForm registerForm = (RegisterForm) command; Map modle = errors.getModel(); modle.put(getFormSessionAttributeName(), registerForm); return new ModelAndView(getSuccessView(), modle); } } public ModelAndView init(Object command, BindException errors) throws Exception { RegisterForm registerForm = (RegisterForm) command; Map modle = errors.getModel(); modle.put(getFormSessionAttributeName(), registerForm); return new ModelAndView(getFormView(), modle); } public ModelAndView register(HttpServletRequest request, HttpServletResponse response, Object command, BindException errors) throws Exception { RegisterForm registerForm = (RegisterForm) command; if (!isExist(registerForm)) { add(registerForm); Map modle = errors.getModel(); modle.put(getSuccessView(), registerForm); response.sendRedirect("login.do"); return null; // return new ModelAndView(getSuccessView(), modle); } else { Map modle = errors.getModel(); modle.put(getFormSessionAttributeName(), registerForm); return new ModelAndView(getFormView(), modle); } } public boolean isExist(RegisterForm registerForm) { /*if (registerForm.getUsername().equals("admin")) { return true; } else { return false; }*/ if (userDAO.isExist(registerForm.getUsername())) { return true; } else { return false; } } public void add(RegisterForm registerForm) { User user = new User(); user.setUsername(registerForm.getUsername()); user.setPassword(registerForm.getPassword1()); user.setEmail(registerForm.getEmail()); userDAO.insertUser(user); } }