📄 search.jsp
字号:
<%@ page language="java" contentType="text/html; charset=gb2312"
pageEncoding="GB2312"%>
<%@page import="java.sql.*"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<jsp:useBean id="ask" scope="page" class="edu.AskBean" />
<jsp:useBean id="admin" scope="page" class="edu.AdminBean" />
<jsp:useBean id="user" scope="page" class="edu.UserBean" />
<jsp:useBean id="teacher" scope="page" class="edu.TeacherBean" />
<title>搜索结果</title>
<link rel="stylesheet" href="style.css" type="text/css">
<style type="text/css">
<!--
.STYLE1 {color: #FFFFFF}
.STYLE2 {color: #FF0000}
-->
</style>
</head>
<body>
<div align="center">
<table height="160" width="770" border="0" cellspacing="1"
align="center">
<tr>
<td><iframe name="top" height="160" width="770" scrolling="no"
src="top.jsp" frameborder="0"></iframe></td>
</tr>
</table>
</div>
<%
int allrow=0, intpage=1;
int pagesize=20;//一页显示行数
int grade_id=0;
int class_id=0;
int subject_id=0;
int ask_id=0;
int u_id=0;
String title="";
String time="";
String u_name="";
String count="";
String searchkey="";
String ask_sort="";
%>
<table width="750" border="0" align="center" cellspacing="1">
<tr bgcolor="#FF0033">
<td width="495">
<div align="center"><span class="STYLE1">主题</span></div>
</td>
<td width="129" class="STYLE1">
<div align="center">提问时间</div>
</td>
<td width="79" class="STYLE1">
<div align="center">提问人</div>
</td>
<td width="29" class="STYLE1">
<div align="center">回复</div>
</td>
</tr>
<%
try{
grade_id =Integer.valueOf(request.getParameter("grade")).intValue();
class_id =Integer.valueOf(request.getParameter("classes")).intValue();
subject_id =Integer.valueOf(request.getParameter("subject")).intValue();
}catch(NumberFormatException e){}
try{
intpage=Integer.valueOf(request.getParameter("intpage")).intValue();
}catch(NumberFormatException e){}
try{
searchkey =new String(request.getParameter("searchkey").getBytes("ISO8859_1"));
}catch(NullPointerException e){}
ask.setGrade_id(grade_id);
ask.setClass_id(class_id);
ask.setSubject_id(subject_id);
ask.setSearchkey(searchkey);
ResultSet rs_ask=ask.SearchCount();
if(rs_ask.next())
allrow=rs_ask.getInt(1);
int allpage = (allrow+pagesize-1) / pagesize;
//调整待显示的页码
if(intpage>allpage) intpage = allpage;
if(intpage<1) intpage = 1;
int startrow=(intpage-1)*pagesize;
ask.setStartpage(startrow);
ask.setPagesize(pagesize);
rs_ask=ask.Search();
while(rs_ask.next()){
title=rs_ask.getString("a_title");
String strtitle="";
if(title.length()>30)
strtitle=title.substring(0,30)+"...";
else strtitle=title;
time=rs_ask.getString("a_time");
u_id=rs_ask.getInt("u_id");
ask_id=rs_ask.getInt("ask_id");
ask_sort=rs_ask.getString("ask_sort");
if(ask_sort.equalsIgnoreCase("user")){
ResultSet rs_usr = user.getUser(u_id);
if(rs_usr.next())
u_name=rs_usr.getString("u_name");}
if(ask_sort.equalsIgnoreCase("teacher")){
ResultSet rs_usr = teacher.getTeachers(u_id);
if(rs_usr.next())
u_name=rs_usr.getString("t_teacher");
}
if(ask_sort.equalsIgnoreCase("admin")){
ResultSet rs_usr = admin.getAdmin(u_id);
if(rs_usr.next())
u_name=rs_usr.getString("admin");
}
ResultSet rs_count=ask.countAsk(ask_id);
if(rs_count.next())
count=rs_count.getString(1);
%>
<tr>
<td height="26" bgcolor="#FFFFFF"><a
href="answer.jsp?ask_id=<%=ask_id%>" title="<%=title%>"><%=strtitle%></a></td>
<td bgcolor="#FFFFFF"><%=time%></td>
<td bgcolor="#FFFFFF">
<div align="center"><%=u_name%></div>
</td>
<td bgcolor="#FFFFFF">
<div align="center"><%=count%></div>
</td>
</tr>
<%} %>
</table>
<div align="center">
<table width="750" border="0">
<tr>
<td width="30%" height="30">
<div align="center">共<span class="STYLE2"><%=allrow %></span>条记录 当前第<span class="STYLE2"><%=intpage %></span>页/共<span class="STYLE2"><%=allpage %></span>页</div></td>
<td width="70%"><div align="center"><a href="search.jsp?grade=<%=grade_id%>&classes=<%=class_id%>&subject=<%=subject_id%>&searchkey=<%=searchkey %>">首页</a>
<%int tenpage=((int)(intpage/10))*10;
if(intpage-10>0) {%>
<a href="search.jsp?grade=<%=grade_id%>&classes=<%=class_id%>&subject=<%=subject_id%>&searchkey=<%=searchkey %>&intpage=<%=intpage-10%>">上十页</a>
<%} %>
<a href="search.jsp?grade=<%=grade_id%>&classes=<%=class_id%>&subject=<%=subject_id%>&searchkey=<%=searchkey %>&intpage=<%=intpage-1%>">上一页</a>
<%if(tenpage+10<=allpage){
for(int i=1;i<=10;i++){%>
<a href="search.jsp?grade=<%=grade_id%>&classes=<%=class_id%>&subject=<%=subject_id%>&searchkey=<%=searchkey %>&intpage=<%=tenpage+i %>"><%=tenpage+i %></a>
<%}}if(tenpage+10>allpage){
for(int i=1;i+tenpage<=allpage;i++){%>
<a href="search.jsp?grade=<%=grade_id%>&classes=<%=class_id%>&subject=<%=subject_id%>&searchkey=<%=searchkey %>&intpage=<%=tenpage+i %>"><%=tenpage+i %></a>
<%}} %>
<a href="search.jsp?grade=<%=grade_id%>&classes=<%=class_id%>&subject=<%=subject_id%>&searchkey=<%=searchkey %>&intpage=<%=intpage+1%>">下一页</a>
<%if(intpage+10<=allpage) {%>
<a href="search.jsp?grade=<%=grade_id%>&classes=<%=class_id%>&subject=<%=subject_id%>&searchkey=<%=searchkey %>&intpage=<%=intpage+10%>">下十页</a>
<%} %>
<a href="search.jsp?grade=<%=grade_id%>&classes=<%=class_id%>&subject=<%=subject_id%>&searchkey=<%=searchkey %>&intpage=<%=allpage%>">尾页</a></div></td>
</tr>
</table></div>
<div align="center">
<table height="155" width="750" border="0" cellspacing="1"
align="center">
<tr>
<td><iframe name="bottom" height="155" width="750" scrolling="no"
src="bottom.jsp" frameborder="0"></iframe></td>
</tr>
</table>
</div>
</body>
</html>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -