📄 2.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*,javax.sql.*" errorPage="" %>
<%@ page import="javax.naming.*" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
</head>
<body>
<%
try {
Connection con;
Statement stmt;
ResultSet rs;
Context ctx=new InitialContext();
DataSource ds=(DataSource)ctx.lookup("java:comp/env/jdbc/TestDB");
con=ds.getConnection();
stmt=con.createStatement();
rs=stmt.executeQuery("SELECT foo,bar from testdata");
out.println("<table border=1 width=400>");
while (rs.next()) {
String col1=rs.getString(1);
String col2=rs.getString(2);
out.println("<tr><td>"+col1+"</td><td>"+col2+"</td><td></td><td></td></tr>");
}
out.println("</table>");
rs.close();
stmt.close();
con.close();
} catch (Exception e) {
out.println(e.getMessage());
}
%>
</body>
</html>
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