夏昕老师spring _mvc的例子原代码part2

package com.pushcall.test; import java.util.HashMap; import java.util.List; import java.util.LinkedList; import org.springframework.validation.BindException; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc.SimpleFormController; //import org.springframework.web.servlet.view.freemarker.FreeMarkerView; //import org.springframework.web.servlet.view.freemarker.FreeMarkerViewResolver; //import org.springframework.web.servlet.view.freemarker.FreeMarkerConfigurer; //import org.springframework.web.servlet.view.UrlBasedViewResolver; public class LoginAction extends SimpleFormController { private String fail_view; private String success_view; protected ModelAndView onSubmit(Object cmd, BindException ex) throws Exception { LoginInfo loginInfo = (LoginInfo) cmd; HashMap result_map = new HashMap(); if (login(loginInfo) == 0) { result_map.put("logininfo", loginInfo); List msgList = new LinkedList(); msgList.add("msg1"); msgList.add("msg2"); msgList.add("msg3"); result_map.put("messages", msgList); return new ModelAndView(this.getSuccess_view(), result_map); } else { result_map.put("logininfo", loginInfo); return new ModelAndView(this.getFail_view(), result_map); } } private int login(LoginInfo loginInfo) { if ("jia".equalsIgnoreCase(loginInfo.getUsername()) && "jia781".equals(loginInfo.getPassword())) { return 0; } return 1; } public String getFail_view() { return fail_view; } public String getSuccess_view() { return success_view; } public void setFail_view(String string) { fail_view = string; } public void setSuccess_view(String string) { success_view = string; } }