不用分页可以显示数据，一用就不能显示了
<%@ page language="java" import="java.util.*,java.sql.*"
pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
//session判断登陆
request.setCharacterEncoding("utf-8");
if (session.getAttribute("name") == null) {
response.setHeader("Refresh", "0;URL=Login.jsp");
} else {
}
//分页代码
Class.forName("org.gjt.mm.mysql.Driver");
String url = "jdbc:mysql://localhost/storagemanage?user=root&password=123&useUnicode=true&characterEncoding=utf-8";
Connection conn = DriverManager.getConnection(url);
Statement stmt = conn.createStatement(
ResultSet.TYPE_SCROLL_INSENSITIVE,
ResultSet.CONCUR_UPDATABLE);
String sql = "select contentwarehouse.CW_ID,typecontrol.TC_TypeName,contentwarehouse.CW_Goods,contentwarehouse.CW_ContentOfGoods,contentwarehouse.CW_Content "
+ "from contentwarehouse INNER JOIN typecontrol ON contentwarehouse.TC_ID=typecontrol.TC_ID";
ResultSet rs = stmt.executeQuery(sql);
int intPageSize; //一页显示的记录数
int intRowCount; //记录总数
int intPageCount; //总页数
int intPage; //待显示页码
int i;
String strPage;
intPageSize = 8;//设置一页显示的记录数
i = 0;//取得待显示页码
strPage = request.getParameter("page");
if (strPage == null) {
intPage = 1;
} else {
intPage = Integer.parseInt(strPage);
if (intPage < 1)
intPage = 1;
}
rs.last();
intRowCount = rs.getRow();//获取记录数
intPageCount = (intRowCount + intPageSize - 1) / intPageSize;//记算总页数
if (intPage > intPageCount) {
intPage = intPageCount;
}//调整待显示的页码
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>Particulars</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<div style="position: relative;top:20%;" align="center">
<table align="center">
<tr>
<th>物品名称</th>
<th>类别</th>
<th>详解</th>
<th>备注</th>
<th>操作</th>
</tr>
<%
if (intPageCount > 0) {
rs.absolute((intPage - 1) * intPageSize + 1);//将记录指针定位到待显示页的第一条记录上
i = 0;//显示数据
while (i < intPageSize && !rs.isAfterLast()) {
while (rs.next()) {
int id = rs.getInt("CW_ID");
%>
<tr>
<td><%=rs.getString("CW_Goods")%></td>
<td><%=rs.getString("TC_TypeName")%></td>
<td><%=rs.getString("CW_ContentOfGoods")%></td>
<td><%=rs.getString("CW_Content")%></td>
<td><a href="updateBook.jsp?updateid=<%=id%>">修改</a> <a
href="deleteBook.jsp?deleteid=<%=id%>">删除</a></td>
</tr>
<%
rs.next();
i++;
}
}
}
%>
</table>
<div align="center">
第<%=intPage%>页 共<%=intPageCount%>页
<%
if (intPage < intPageCount) {
%><a href="page.jsp?page=<%=intPage + 1%>">下一页 </a>
<%
}
%>
<%
if (intPage > 1) {
%><a href="page.jsp?page=<%=intPage - 1%>">上一页</a>
<%
}
%>
</div>
<div align="center"><a href="addGoods.jsp">新增产品</a></div>
</div>
</body>
</html>
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