基于jsp+servlet设计酒店管理系统源码+数据库.zip

package com.jdgl.service; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.LinkedList; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.junit.Test; import com.jdbc.DButil.DButil; import com.jdgl.Util; import com.jdgl.entity.Room; import com.jdgl.entity.VipCard; public class JdService { public List<Room> showList(int roomNum) { Connection conn=null; PreparedStatement ps=null; ResultSet rs=null; Room r=null; List<Room> roomList=new LinkedList<Room>(); String sql="select * from room where 1=1"; try { conn=DButil.getConn(); if(roomNum!=0) { sql+=" and room_num="+roomNum; } ps=conn.prepareStatement(sql); rs=ps.executeQuery(); while(rs.next()) { r=new Room(rs.getInt("room_num"),rs.getInt("room_stat"),rs.getInt("room_price"),rs.getString("custom")); roomList.add(r); } }catch(Exception e) { e.printStackTrace(); }finally { try { DButil.close(); } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } } return roomList; } // public void moveIn(String room_num) // { // int price=0; // String room_num=request.getParameter("room_num"); // System.out.println(room_num); // String id=request.getParameter("sfz"); // System.out.println(id); // String vipId=request.getParameter("vipid"); // String sql="Update room set room_stat=1 where room_num=?"; // String sql5="Update room set custom=? where room_num=?"; // String sql1="select * from room where room_num="+room_num; // Connection conn=null; // PreparedStatement ps=null; // ResultSet rs=null; // try{ // conn=DButil.getConn(); // ps=conn.prepareStatement(sql); // ps.setString(1, room_num); // ps.executeUpdate(); // ps=conn.prepareStatement(sql1); // rs=ps.executeQuery(); // ps=conn.prepareStatement(sql5); // ps.setString(1, id); // ps.setString(2, room_num); // ps.executeUpdate(); // if(rs.next()){ // System.out.print(rs.getString("room_price")); // price=rs.getInt("room_price"); // } // } @Test public void vipLog(VipCard vc) { String sql = "insert into vip (idCard,name,phone,sex) values (?,?,?,?)"; Object[] obj = {vc.getIdCard(),vc.getName(),vc.getPhone(),vc.getSex()}; try { DButil.update(sql, obj); } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } } public int returnId() { int id = 0; String sql = "select * from vip order by id desc limit 0,1"; try { ResultSet rs = DButil.select(sql); rs.next(); id = rs.getInt("id"); } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } return id; } public long calPrice(String roomNum,long divDay) { int roomPrice = 0; long price = 0; String sql = "select room_price from room where room_num = "+roomNum; try { ResultSet rs = DButil.select(sql); rs.next(); roomPrice = rs.getInt("room_price"); System.out.println(roomPrice); System.out.println(divDay); price = roomPrice * divDay; } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } return price; } public long calPrice(String roomNum,Date nowDay,Date toDay) { int roomPrice = 0; long price = 0; long nd = 1000*24*60*60; long diff = toDay.getTime()-nowDay.getTime(); long divDay = diff/nd; String sql = "select room_price from room where room_num = "+roomNum; try { ResultSet rs = DButil.select(sql); rs.next(); roomPrice = rs.getInt("room_price"); // System.out.println(roomPrice); // System.out.println(divDay); price = roomPrice * divDay; } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } return price; } public void moveIn(String idCard,String name,double money,String phone,String sex,String roomNum,String type,Date nowDay,Date toDay) { String searchSql = "select * from custom where id = "+idCard; String customSql = "insert into custom values (?,?,?,?,?,?)"; String roomSql = "update room set room_stat=?, custom=?, movein_date=? , moveout_date=? where room_num=?"; Object[] obj1 = {idCard,money,type,phone,sex,name}; Object[] obj2 = {1,idCard,nowDay,toDay,roomNum}; ResultSet rs = null; try { rs = DButil.select(searchSql); if(rs.next()) { DButil.update(roomSql, obj2); }else { DButil.update(customSql, obj1); DButil.update(roomSql, obj2); } } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } } public void vipMoveIn(String vipCard,double money,String roomNum,String type,Date nowDay,Date toDay,HttpServletRequest request,HttpServletResponse response) { String sql = "select * from vip where id = "+vipCard; String customSql = "insert into custom values (?,?,?,?,?,?)"; String roomSql = "update room set room_stat=?, custom=?, movein_date=? , moveout_date=? where room_num=?"; ResultSet rs = null; try { rs = DButil.select(sql); if(rs.next()) { String name = rs.getString("name"); String phone = rs.getString("phone"); int sex = rs.getInt("sex"); String idCard = rs.getString("idCard"); Object[] obj1 = {idCard,money,type,phone,sex,name}; Object[] obj2 = {1,idCard,nowDay,toDay,roomNum}; DButil.update(customSql, obj1); DButil.update(roomSql, obj2); }else { request.setAttribute("errorMsg", "会员卡号不存在"); request.getRequestDispatcher("success/ErrorVip.jsp").forward(request, response); } }catch(Exception e) { e.printStackTrace(); } } public int preMoveOut(String roomNum) { String sql = "select * from room,custom where custom.id = room.custom and room_num = "+roomNum; ResultSet rs = null; int money = 0; try { rs = DButil.select(sql); rs.next(); money = rs.getInt("costMoney"); } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } return money; } public String getCustom(String roomNum) { String sql = "select * from room where room_num = "+roomNum; ResultSet rs = null; String custom = null; try { rs = DButil.select(sql); rs.next(); custom = rs.getString("custom"); } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } return custom; } public void MoveOut(String roomNum,String doPerson,String[] ulCosts) { Date date1 = new Date(); SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String date = sdf.format(date1); // System.out.println(date); String updateSql = "update room set room_stat =2,custom = null,movein_date=null,moveout_date=null where room_num = "+roomNum; String insertSql = "insert into jdorder (customer_id,room,money,order_data,costThing,do_person) values (?,?,?,?,?,?)"; // System.out.println("-----"+roomNum); String selectSql = "select * from room,custom where room.custom = custom.id and room_num = "+roomNum; String deleteSql = "delete from custom where id =?"; String ulCost = Util.doStringArray(ulCosts); ResultSet rs = null; try { rs = DButil.select(selectSql); rs.next(); String idCard = rs.getString("id"); int money = rs.getInt("costMoney"); Object[] obj1 = {idCard}; Object[] obj = {idCard,roomNum,money,date,ulCost,doPerson}; DButil.update0(updateSql); DButil.update(deleteSql, obj1); DButil.update(insertSql, obj); } catch (SQLException e) { // TODO Auto-generated catch block e.printStackTrace(); } } public void cle