Struts+JSP.rar_java servlet_jsp struts_struts jsp_struts 毕业设计_网

package com.wang.db; import java.sql.*; import com.wang.bean.*; import java.util.ArrayList; import java.text.SimpleDateFormat; import java.util.Calendar; public class MyDb { private Connection conn = null; private ResultSet res = null; private java.sql.PreparedStatement prepar = null; private boolean flag = false; private java.sql.CallableStatement proc = null; private int pagecount = 0; private int pagedata = 0; public MyDb() { try { Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver"); conn = DriverManager.getConnection("jdbc:microsoft:sqlserver://127.0.0.1:1433;databasename=MyShop", "sa", ""); System.out.println("连接成功"); } catch (SQLException ex) { //System.out.println(ex.getMessage() + "1路径错误"); } catch (ClassNotFoundException ex) { // System.out.println(ex.getMessage() + "驱动错误"); } } public userBean checkUsersLogin(String userName, String userPwd) { userBean useBean; flag = false; try { String sql = "select count(*) from users where userName=? and userPwd=?"; prepar = conn.prepareStatement(sql); prepar.setString(1, userName); prepar.setString(2, userPwd); res = prepar.executeQuery(); if (res.next()) { if (res.getInt(1) > 0) { useBean = this.getUser(userName); } else { useBean = null; } } else { useBean = null; } } catch (Exception e) { useBean = null; e.printStackTrace(); } return useBean; } public userBean getUser(String userName) { userBean useBean = new userBean(); String sql = "select * from users where userName=?"; try { prepar = conn.prepareStatement(sql); prepar.setString(1, userName); res = prepar.executeQuery(); while (res.next()) { useBean.setRealName(res.getString("realName")); useBean.setUserAdds(res.getString("UserAdds")); useBean.setUserAge(res.getInt("UserAge")); useBean.setUserCard(res.getString("Usercard")); useBean.setUserCity(res.getInt("UserCity")); useBean.setUserCode(res.getInt("UserCode")); useBean.setUserId(res.getInt("userId")); useBean.setUserMail(res.getString("UserMail")); useBean.setUserName(res.getString("userName")); useBean.setUserPhone(res.getString("UserPhone")); useBean.setUserPwd(res.getString("UserPwd")); useBean.setUserSex(res.getInt("UserSex")); useBean.setUserStrp(res.getInt("UserStep")); useBean.setUserWork(res.getString("UserWork")); } } catch (SQLException ex) { ex.printStackTrace(); } return useBean; } public String getCity(int cityId) { try { prepar = conn.prepareStatement("select Display from City where CityId=?"); prepar.setInt(1, cityId); res = prepar.executeQuery(); res.next(); return res.getString("Display"); } catch (SQLException ex) { return null; } } public String getStep(int stepId) { try { prepar = conn.prepareStatement("select Display from Step where StepId=?"); prepar.setInt(1, stepId); res = prepar.executeQuery(); res.next(); return res.getString("Display"); } catch (SQLException ex) { return null; } } public int getUserOrderCount(int userId) { String sql = "select count(*) from OrderForm where userId=?"; try { prepar = conn.prepareStatement(sql); prepar.setInt(1, userId); res = prepar.executeQuery(); res.next(); return res.getInt(1); } catch (SQLException ex) { ex.printStackTrace(); } return 0; } public userBean getUser(int userId) { userBean useBean = new userBean(); String sql = "select * from users where userId=?"; try { prepar = conn.prepareStatement(sql); prepar.setInt(1, userId); res = prepar.executeQuery(); while (res.next()) { useBean.setRealName(res.getString("realName")); useBean.setUserAdds(res.getString("UserAdds")); useBean.setUserAge(res.getInt("UserAge")); useBean.setUserCard(res.getString("Usercard")); useBean.setUserCity(res.getInt("UserCity")); useBean.setUserCode(res.getInt("UserCode")); useBean.setUserId(res.getInt("userId")); useBean.setUserMail(res.getString("UserMail")); useBean.setUserName(res.getString("userName")); useBean.setUserPhone(res.getString("UserPhone")); useBean.setUserPwd(res.getString("UserPwd")); useBean.setUserSex(res.getInt("UserSex")); useBean.setUserStrp(res.getInt("UserStep")); useBean.setUserWork(res.getString("UserWork")); } } catch (SQLException ex) { ex.printStackTrace(); } return useBean; } public boolean insertUser(userBean useBean) { boolean bool = false; if (!this.hasUser(useBean.getUserName())) { bool = true; String sql = "insert into users (userName,UserPwd,realName,UserSex,UserPhone,UserMail,UserCity,UserAdds,UserCode,UserWork,Usercard,UserAge) values(?,?,?,?,?,?,?,?,?,?,?,?)"; try { prepar = conn.prepareStatement(sql); prepar.setString(1, useBean.getUserName()); prepar.setString(2, useBean.getUserPwd()); prepar.setString(3, useBean.getRealName()); prepar.setInt(4, useBean.getUserSex()); prepar.setString(5, useBean.getUserPhone()); prepar.setString(6, useBean.getUserMail()); prepar.setInt(7, useBean.getUserCity()); prepar.setString(8, useBean.getUserAdds()); prepar.setInt(9, useBean.getUserCode()); prepar.setString(10, useBean.getUserWork()); prepar.setString(11, useBean.getUserCard()); prepar.setInt(12, useBean.getUserAge()); int flag = prepar.executeUpdate(); if (flag == 0) { bool = false; } } catch (SQLException ex) { ex.printStackTrace(); bool = false; } } return bool; } public boolean updateUser(userBean useBean) { boolean bool = false; bool = true; String sql = "update users set userName=?,UserPwd=?,realName=?,UserSex=?,UserPhone=?,UserMail=?,UserCity=?,UserAdds=?,UserCode=?,UserWork=?,Usercard=?,UserAge=? where userId=?"; try { prepar = conn.prepareState