使用MySQL数据库,用户名root,密码为空,新建数据库名为lin_0917,新建表名为person,表中字段为:ID,NAME,PASSWORD。



示例为每页显示15条记录



JSP代码如下:






<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>



<%@ page import="java.sql.*"%>



<html>


<head>





<title>My JSP 'Jdbc2.jsp' starting page</title>





</head>





<body>


<center>


<h1>


人员列表


</h1>


<hr />


<br />


<%!final String jspurl = "Jdbc2.jsp";%>


<%


int linesize = 15;


int currentpage = 1;


int alldata = 100;


int pagesize = 0;


pagesize = (alldata + linesize - 1) / linesize;


%>


总页数为


<%=pagesize%>页


<%


try {





currentpage = Integer.parseInt(request.getParameter("cp"));


} catch (Exception e) {


}


%>


<%


String driverName = "com.mysql.jdbc.Driver";


String userName = "root";


String userPasswd = "";


String dbName = "lin_0917";


String tableName = "person";


String url = "jdbc:mysql://localhost/" + dbName + "?user="


+ userName + "&password=" + userPasswd;


%>


<%


try {


Class.forName("com.mysql.jdbc.Driver").newInstance();





Connection connection = DriverManager.getConnection(url);





Statement statement = connection.createStatement();





String sql2 = "select count(ID) from person";





ResultSet rs2 = statement.executeQuery(sql2);





if (rs2.next()) {


alldata = rs2.getInt(1);


}


rs2.close();


String sql = "select ID,NAME,PASSWORD from person";


ResultSet rs = statement.executeQuery(sql);


ResultSetMetaData rmeta = rs.getMetaData();


%>


数据库中记录总数为:<%=alldata%>


当前页:


<%=currentpage%>/<%=pagesize%>


<script type="text/javascript">


function openpage(curpage)


{




document.form1.cp.value = curpage;


document.form1.submit();


}


function jumpto(){


document.form1.cp.value = document.form1.jump.value;


document.form1.submit();




}




</script>


<form action="<%=jspurl%>" name="form1">


<input type="button" value="上一页"


οnclick="openpage(<%=currentpage - 1%>)"


<%=currentpage == 1 ? "disabled" : ""%>>


<input type="button" value="首页 " οnclick="openpage(1)"


<%=currentpage == 1 ? "disabled" : ""%>>


<input type="button" value="尾页" οnclick="openpage(<%=pagesize%>)"


<%=currentpage == pagesize ? "disabled" : ""%>>


<input type="button" value="下一页"


οnclick="openpage(<%=currentpage + 1%>)"


<%=currentpage == pagesize ? "disabled" : ""%>>


<input type="hidden" name="cp" value="">


跳到第


<select name="jump" οnchange="jumpto()">


<%


for (int i = 1; i <= pagesize; i++) {


%>


<option value="<%=i%>" <%=currentpage == i ? "selected" : ""%>><%=i%></option>


<%


}


%>





</select>





</form>





<table border="1" width="80%">





<tr>





<td>


编号


</td>


<td>


登录名称


</td>


<td>


密码


</td>


<td colspan="2">


操作


</td>





</tr>





<%


int i = 0;


for (int x = 0; x < (currentpage - 1) * linesize; x++) {


rs.next();


}


for (int x = 0; x < linesize; x++) {





if (rs.next()) {


i++;


int id = rs.getInt(1);


String name = rs.getString(2);


String password = rs.getString(3);


%>


<tr>





<td>


<%=id%>


</td>


<td>


<%=name%>


</td>


<td>


<%=password%>


</td>


<td>


更新


</td>


<td>


删除


</td>


</tr>


<%


}


}


rs.close();





statement.close();





connection.close();


if (i == 0) {


%>


<tr>





<td colspan="5">


数据库中没有数据


</td>





</tr>


<%


}


%>





</table>





<%


} catch (Exception e) {


%>


<h2>


系统出错!!!


</h2>


<%


}


%>


</center>


</body>



</html>






效果:


效果:






效果: