package cn.smbms.servlet.user;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.alibaba.fastjson.JSONArray;
import com.mysql.jdbc.StringUtils;
import cn.smbms.pojo.Role;
import cn.smbms.pojo.User;
import cn.smbms.service.role.RoleService;
import cn.smbms.service.role.RoleServiceImpl;
import cn.smbms.service.user.UserService;
import cn.smbms.service.user.UserServiceImpl;
import cn.smbms.tools.Constants;
import cn.smbms.tools.PageSupport;
public class UserServlet extends HttpServlet {
/**
* Constructor of the object.
*/
public UserServlet() {
super();
}
/**
* Destruction of the servlet. <br>
*/
public void destroy() {
super.destroy(); // Just puts "destroy" string in log
// Put your code here
}
/**
* The doGet method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to get.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doPost(request, response);
}
/**
* The doPost method of the servlet. <br>
*
* This method is called when a form has its tag value method equals to post.
*
* @param request the request send by the client to the server
* @param response the response send by the server to the client
* @throws ServletException if an error occurred
* @throws IOException if an error occurred
*/
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String method = request.getParameter("method");
System.out.println("method----> " + method);
if(method != null && method.equals("add")){
//增加操作
this.add(request, response);
}else if(method != null && method.equals("query")){
this.query(request, response);
}else if(method != null && method.equals("getrolelist")){
this.getRoleList(request, response);
}else if(method != null && method.equals("ucexist")){
this.userCodeExist(request, response);
}else if(method != null && method.equals("deluser")){
this.delUser(request, response);
}else if(method != null && method.equals("view")){
this.getUserById(request, response,"userview.jsp");
}else if(method != null && method.equals("modify")){
this.getUserById(request, response,"usermodify.jsp");
}else if(method != null && method.equals("modifyexe")){
this.modify(request, response);
}else if(method != null && method.equals("pwdmodify")){
this.getPwdByUserId(request, response);
}else if(method != null && method.equals("savepwd")){
this.updatePwd(request, response);
}
}
private void updatePwd(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
Object o = request.getSession().getAttribute(Constants.USER_SESSION);
String newpassword = request.getParameter("newpassword");
boolean flag = false;
if(o != null && !StringUtils.isNullOrEmpty(newpassword)){
UserService userService = new UserServiceImpl();
flag = userService.updatePwd(((User)o).getId(),newpassword);
if(flag){
request.setAttribute(Constants.SYS_MESSAGE, "修改密码成功,请退出并使用新密码重新登录!");
request.getSession().removeAttribute(Constants.USER_SESSION);//session注销
}else{
request.setAttribute(Constants.SYS_MESSAGE, "修改密码失败!");
}
}else{
request.setAttribute(Constants.SYS_MESSAGE, "修改密码失败!");
}
request.getRequestDispatcher("pwdmodify.jsp").forward(request, response);
}
private void getPwdByUserId(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
Object o = request.getSession().getAttribute(Constants.USER_SESSION);
String oldpassword = request.getParameter("oldpassword");
Map<String, String> resultMap = new HashMap<String, String>();
if(null == o ){//session过期
resultMap.put("result", "sessionerror");
}else if(StringUtils.isNullOrEmpty(oldpassword)){//旧密码输入为空
resultMap.put("result", "error");
}else{
String sessionPwd = ((User)o).getUserPassword();
if(oldpassword.equals(sessionPwd)){
resultMap.put("result", "true");
}else{//旧密码输入不正确
resultMap.put("result", "false");
}
}
response.setContentType("application/json");
PrintWriter outPrintWriter = response.getWriter();
outPrintWriter.write(JSONArray.toJSONString(resultMap));
outPrintWriter.flush();
outPrintWriter.close();
}
private void modify(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String id = request.getParameter("uid");
String userName = request.getParameter("userName");
String gender = request.getParameter("gender");
String birthday = request.getParameter("birthday");
String phone = request.getParameter("phone");
String address = request.getParameter("address");
String userRole = request.getParameter("userRole");
User user = new User();
user.setId(Integer.valueOf(id));
user.setUserName(userName);
user.setGender(Integer.valueOf(gender));
try {
user.setBirthday(new SimpleDateFormat("yyyy-MM-dd").parse(birthday));
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
user.setPhone(phone);
user.setAddress(address);
user.setUserRole(Integer.valueOf(userRole));
user.setModifyBy(((User)request.getSession().getAttribute(Constants.USER_SESSION)).getId());
user.setModifyDate(new Date());
UserService userService = new UserServiceImpl();
if(userService.modify(user)){
response.sendRedirect(request.getContextPath()+"/jsp/user.do?method=query");
}else{
request.getRequestDispatcher("usermodify.jsp").forward(request, response);
}
}
private void getUserById(HttpServletRequest request, HttpServletResponse response,String url)
throws ServletException, IOException {
String id = request.getParameter("uid");
if(!StringUtils.isNullOrEmpty(id)){
//调用后台方法得到user对象
UserService userService = new UserServiceImpl();
User user = userService.getUserById(id);
request.setAttribute("user", user);
request.getRequestDispatcher(url).forward(request, response);
}
}
private void delUser(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String id = request.getParameter("uid");
Integer delId = 0;
try{
delId = Integer.parseInt(id);
}catch (Exception e) {
// TODO: handle exception
delId = 0;
}
HashMap<String, String> resultMap = new HashMap<String, String>();
if(delId <= 0){
resultMap.put("delResult", "notexist");
}else{
UserService userService = new UserServiceImpl();
if(userService.deleteUserById(delId)){
resultMap.put("delResult", "true");
}else{
resultMap.put("delResult", "false");
}
}
//把resultMap转换成json对象输出
response.setContentType("application/json");
PrintWriter outPrintWriter = response.getWriter();
outPrintWriter.write(JSONArray.toJSONString(resultMap));
outPrintWriter.flush();
outPrintWriter.close();
}
private void userCodeExist(HttpServletRequest request, H
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