ssh：struts-2.5+spring4+hibernate5

package ssh.action; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import org.apache.struts2.ServletActionContext; import com.opensymphony.xwork2.ActionSupport; import ssh.model.User; import ssh.service.UserService; public class UserAction extends ActionSupport { private static final long serialVersionUID = 5047953792466141013L; private UserService userService; public UserService getUserService() { return userService; } public void setUserService(UserService userService) { this.userService = userService; } public String getAllUser() { HttpServletRequest request = ServletActionContext.getRequest(); List<User> userlist = userService.getAllUser(); request.setAttribute("userlist", userlist); return SUCCESS; } public String addUser() { HttpServletRequest request = ServletActionContext.getRequest(); User user = new User(); user.setUsername(request.getParameter("username")); user.setPassword(request.getParameter("password")); user.setNickname(request.getParameter("nickname")); userService.addUser(user); return SUCCESS; } public String deleteUser() { HttpServletRequest request = ServletActionContext.getRequest(); String id = request.getParameter("uid"); userService.deleteUser(Integer.parseInt(id)); return SUCCESS; } public String updateUser() { HttpServletRequest request = ServletActionContext.getRequest(); User user = new User(); user.setId(Integer.parseInt(request.getParameter("uid"))); user.setUsername(request.getParameter("username")); user.setPassword(request.getParameter("password")); user.setNickname(request.getParameter("nickname")); userService.updateUser(user); return SUCCESS; } public String getUserByConditions() { HttpServletRequest request = ServletActionContext.getRequest(); Map<String, String> query = new HashMap<String, String>(); User user = new User(); String id = request.getParameter("uid"); if(id != null && !id.equals("")) { user.setId(Integer.parseInt(id)); query.put("uid", id); } String username = request.getParameter("username"); if(username != null && !username.equals("")) { user.setUsername(username); query.put("username", username); } String password = request.getParameter("password"); if(password != null && !password.equals("")) { user.setPassword(password); query.put("password", password); } String nickname = request.getParameter("nickname"); if(nickname != null && !nickname.equals("")) { user.setNickname(nickname); query.put("nickname", nickname); } List<User> userlist = userService.getUserByConditions(user); request.setAttribute("userlist", userlist); request.setAttribute("query", query); return SUCCESS; } }