Struts2之模型驱动及分层架构初识案例struts004

package com.almostman.action; import com.almostman.domain.User; import com.almostman.service.UserService; import com.almostman.service.impl.UserServiceImpl; import com.opensymphony.xwork2.ActionSupport; import com.opensymphony.xwork2.ModelDriven; public class LoginAction extends ActionSupport implements ModelDriven<User>{ /*属性驱动 * private String username; private String password; public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void setPassword(String password) { this.password = password; }*/ private UserService userService = new UserServiceImpl(); /** * 模型驱动 */ private User user = new User(); public User getModel() { return user; } @Override public String execute() throws Exception { String username = user.getUsername(); String password = user.getPassword(); if(userService.login(username, password)){ return SUCCESS; } return INPUT; } }