<%@page import="javabean.db_conn"%> <%@page import="java.sql.ResultSet"%> <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@page contentType="text/html; charset=UTF-8" import="java.util.Date"%> <%@page contentType="text/html; charset=UTF-8" import="java.text.SimpleDateFormat"%> <% // 检查用户是否已登录 if (session.getAttribute("user_id") == null) { // 如果未登录,重定向到登录页面 response.sendRedirect("../index/login_reg.jsp"); return; } // 添加URL session ,作为用户登录后跳转回来的依据,登录servlet中已经写了判断程序,如果有url_cookie,就跳转到url_cookie,如果没有,就跳转到用户中心 session.setAttribute("url", request.getRequestURI()); %> 机票推荐系统 <%! String user_name,seat; Date date = new Date(); //设置要获取到什么样的时间 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd"); //获取String类型的时间 String todaydate = sdf.format(date); %>
<% db_conn conn=new db_conn(); String sql="select * from flight"; ResultSet res=conn.executeQuery(sql); while(res.next()){ String f_i=res.getString(1); String s_p=res.getString(2); String a_p=res.getString(3); String s_a=res.getString(4); String a_a=res.getString(5); String s_t=res.getString(6); String a_t=res.getString(7); String f_p=res.getString(8); String f_d=res.getString(9); String f_delay=res.getString(10); String f_food=res.getString(11); String f_wide=res.getString(12); /* String sql2="select sum(t_b) from ticket where f_n='"+f_i+"' and t_d='"+todaydate+"'"; db_conn conn2=new db_conn(); ResultSet res2=conn2.executeQuery(sql2); if(res2.next()) seat=res2.getString(1); if(seat=="null") seat="0"; */ db_conn conn3=new db_conn(); String a_code="";//出发地机场三字码 String d_code="";//到达地机场三字码 String sql3="SELECT code FROM codetoname WHERE airportname = '"+a_a+"'"; String sql4="SELECT code FROM codetoname WHERE airportname = '"+s_a+"'"; ResultSet res3=conn3.executeQuery(sql3); if(res3.next()) a_code=res3.getString(1); ResultSet res4=conn3.executeQuery(sql4); if(res4.next()) d_code=res4.getString(1); String Domainname="https://flights.ctrip.com/"; Domainname+="online/list/oneway-"+d_code+"-"+a_code+"?_=1&depdate="+f_d+"&containstax=1"; %>
  • <%=f_i %>
  • <%=s_p %>
  • <%=s_a %>
  • <%=a_p %>
  • <%=a_a %>
  • <%=s_t %>
  • <%=a_t %>
  • <%if(session.getAttribute("user_id")!=null){ %>
  • <%} if(session.getAttribute("user_id")==null){ %>
  • <%} %>
  • 价格:¥<%=f_p %>
  • 延误率:<%=f_delay %>
  • 餐食:<%=f_food %>
  • 座位宽度:<%=f_wide %>
  • 出发日期:<%=f_d %>
<% } %>