package github.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;
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 github.pojo.Role;
import github.pojo.User;
import github.service.RoleServiceImpl;
import github.service.UserServiceImpl;
import github.service.impl.RoleService;
import github.service.impl.UserService;
import github.util.Constants;
import github.util.PageSupport;
@SuppressWarnings("serial")
public class UserServlet extends HttpServlet {
public UserServlet() {
super();
}
public void destroy() {
super.destroy();
}
public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request, response);
}
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) {
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) {
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, HttpServletResponse response)
throws ServletException, IOException {
// 判断用户账号是否可用
String userCode = request.getParameter("userCode");
HashMap<String, String> resultMap = new HashMap<String, String>();
if (StringUtils.isNullOrEmpty(userCode)) {
// userCode == null || userCode.equals("")
resultMap.put("userCode", "exist");
} else {
UserService userService = new UserServiceImpl();
User user = userService.selectUserCodeExist(userCode);
if (null != user) {
resultMap.put("userCode", "exist");
} else {
resultMap.put("userCode", "notexist");
}
}
// 把resultMap转为json字符串以json的形式输出
// 配置上下文的输出类型
response.setContentType("application/json");
// 从response对象中获取往外输出的writer对象
PrintWriter outPrintWriter = response.getWriter();
// 把resultMap转为json字符串 输出
outPrintWriter.write(JSONArray.toJSONString(resultMap));
outPrintWriter.flush();// 刷新
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JAVAWEB的超市订单管理系统.7z
共169个文件
class:32个
java:31个
png:25个
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这是纯Javaweb版的超市订单管理系统,包含完整Java源码+mySQL文件+1W+文档,需要的自行了解。 项目运行: 1、配置Java环境+安装eclipse+配置tomcat环境; 2、安装MySQL数据库+数据库可视化软件+运行sql源文件; 3、eclipse导入源码项目,修改字符编码格式+排错; 4、运行项目即可。 说明一下,源码开发环境:JDK1.8+tomcat8.5+MySQL5.7
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收起资源包目录
JAVAWEB的超市订单管理系统.7z (169个子文件)
UserServlet.class 10KB
BillServlet.class 8KB
UserDaoImpl.class 8KB
BillDaoImpl.class 7KB
ProviderServlet.class 6KB
ProviderDaoImpl.class 6KB
UserServiceImpl.class 5KB
ProviderServiceImpl.class 4KB
BillServiceImpl.class 4KB
User.class 3KB
Bill.class 3KB
BigDecimalUtil.class 3KB
BaseDao.class 3KB
Provider.class 3KB
LoginServlet.class 2KB
SysFilter.class 2KB
RoleDaoImpl.class 2KB
Role.class 2KB
LoginoutServlet.class 2KB
PageSupport.class 1KB
RoleServiceImpl.class 1KB
BigDecimalUtil$BigDecimalOprations.class 1KB
CharFilter.class 1KB
UserDao.class 833B
ProviderDao.class 679B
BillDao.class 656B
UserService.class 635B
ProviderService.class 498B
Constants.class 440B
BillService.class 430B
RoleDao.class 305B
RoleService.class 227B
.classpath 834B
org.eclipse.wst.common.component 467B
org.eclipse.wst.jsdt.ui.superType.container 49B
style.css 9KB
public.css 6KB
datepicker.css 4KB
datepicker.css 3KB
WdatePicker.css 149B
小型超市管理系统的设计与实现.doc 2.6MB
小型超市管理系统的设计与实现 开题报告.docx 22KB
img.gif 2KB
img.gif 2KB
datePicker.gif 1KB
My97DatePicker.htm 1KB
mysql-connector-java-5.1.7-bin.jar 693KB
fastjson-1.2.6.jar 411KB
standard-1.1.2.jar 384KB
junit-4.12.jar 308KB
hamcrest-all-1.3.jar 299KB
javax.servlet-api-4.0.1.jar 93KB
javax.servlet.jsp-api-2.3.3.jar 53KB
jstl-api-1.2.jar 30KB
UserServlet.java 12KB
BillServlet.java 9KB
UserDaoImpl.java 7KB
ProviderServlet.java 6KB
BillDaoImpl.java 6KB
UserServiceImpl.java 5KB
ProviderDaoImpl.java 5KB
BigDecimalUtil.java 4KB
ProviderServiceImpl.java 3KB
BaseDao.java 3KB
User.java 3KB
BillServiceImpl.java 3KB
Bill.java 3KB
Provider.java 2KB
LoginServlet.java 1KB
Role.java 1KB
PageSupport.java 1KB
UserDao.java 1KB
SysFilter.java 1KB
LoginoutServlet.java 1022B
RoleDaoImpl.java 934B
UserService.java 892B
BillDao.java 839B
ProviderDao.java 793B
RoleServiceImpl.java 758B
ProviderService.java 584B
CharFilter.java 543B
BillService.java 483B
Constants.java 272B
RoleDao.java 219B
RoleService.java 156B
login_bg.jpg 45KB
clock.jpg 22KB
loginBg.jpg 18KB
bg.jpg 307B
jquery-1.8.3.min.js 91KB
calendar.js 19KB
WdatePicker.js 8KB
useradd.js 6KB
billadd.js 5KB
billmodify.js 5KB
usermodify.js 4KB
providerlist.js 3KB
provideradd.js 3KB
userlist.js 3KB
pwdmodify.js 3KB
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