日期:2014-05-17  浏览次数:20677 次

jsp条件查询的翻页问题
Java code

<%@page import="javax.jms.Session"%>
<%@page import="org.apache.tomcat.jdbc.pool.interceptor.SlowQueryReport.QueryStats"%>
<%@page import="javax.management.Query"%>
<%@page import="javax.jms.QueueSession"%>
<%@page import="java.text.SimpleDateFormat"%>
<%@page import="java.sql.ResultSet"%>
<%@page import="model.config.Config"%>
<%@page import="com.whale.empire.MysqlDB"%>
<%@page import="java.util.*" %>
<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@include file="_header.jsp"%>  
<script language="javascript" type="text/javascript" src="../js/My97DatePicker/WdatePicker.js"">
</script>
<%    
    MysqlDB db = new  MysqlDB(Config.inst().mstr);
    java.text.SimpleDateFormat sdf = new java.text.SimpleDateFormat("yyyy-MM-dd");     
    Date date = new Date();
    Calendar cal = Calendar.getInstance();  
    cal.add(Calendar.MONTH, -1);
    Date date2 = cal.getTime();
    String startTime = request.getParameter("startTime");
    if(startTime==null) startTime=sdf.format(date2);
    String endTime = request.getParameter("endTime");
    if(endTime==null) endTime=sdf.format(date);
    int pageSize = 2;//一页显示的记录数
    String page2 = request.getParameter("page");//取得待显示页码
    Integer page1 = 0;//待显示页码
    if(page2 == null || page2.equals(""))
           page1 = 0;
    else
           page1 = Integer.parseInt(page2);
    if (page1 < 0)
        page1 = 0;
    
%>
<form  method="post">

<p>查询日期:<input name="startTime" type="text" class="Wdate" onClick="WdatePicker()" value="<%=startTime%>"/>到
            <input name="endTime" type="text" class="Wdate" onClick="WdatePicker()"value="<%=endTime%>"/>    
            <input type="submit" value="查询"></p>
</form> 
<table border=1 width=400 class=data>
<tr><th>用户ID</th><th>用户来源</th><th>邀请时间</th><th>平台</th></tr>
<tr>
<%    
    int rowCount = db.count("select count(id) from invited WHERE add_time>='"+ startTime + "' and date(add_time)<='"+ endTime + "'");//记录总数
    int pageCount = (rowCount-1)/pageSize;//计算总页数
    if (page1>pageCount) page1 = pageCount;
    int i =0;
    ResultSet rs = db.query("select * from invited WHERE add_time>='"+ startTime + "' and date(add_time)<='"+ endTime + "' ORDER BY add_time DESC LIMIT "+page1*pageSize+","+pageSize+"");
        while( rs.next()){
%>
        <tr>        
         <td><%=rs.getString(2)%></td>
         <td><%=rs.getString(3)%></td>
         <td><%=rs.getString(4)%></td>
         <td><%=rs.getString(5)%></td>
        </tr>
<%        i++;
        }    
%>
<tr>
<td colspan=5 align="center">
<a href="?page=<%=((page1 - 1) >= 0 ? (page1-1):0)%>">上一页</a> ||第<%=page1+1%>页| 共<%=pageCount+1%>页||<a href="?page=<%=(page1 + 1)%>">下一页</a>
</td>
</tr>
<tr>
<td colspan=5 align="center"><%int j;  for(j=0;j<pageCount+1;j++){%>
<a href="invited.jsp?page=<%=j%>"><%=j+1%></a>
<%}%>
</td></tr>

</table>

<%@include file="_footer.jsp"%>