test2.jsp

来自「JSP工程应用与实践」· JSP 代码 · 共 41 行

JSP
41
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*,javax.naming.*,javax.sql.*" errorPage="" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>连接池连接MS SQL Server 2000</title>
</head>
<body>
<%
	out.print("使用连接池连接MS SQL Server 2000<br>");
	out.println("<br>");
	Context ctx=null;
	DataSource ds=null;
	Statement stmt=null;
	ResultSet rs=null;
	Connection con=null;
	ResultSetMetaData md=null;
	try{
		ctx = new InitialContext();
		ds = (DataSource)ctx.lookup("java:comp/env/jdbc/Project");
		con=ds.getConnection();
		stmt=con.createStatement();	
		rs=stmt.executeQuery("select * from Test");
		md=rs.getMetaData();
		out.print(md.getColumnLabel(1)+" ");
		out.print(md.getColumnLabel(2)+"<br>");
		while(rs.next()){
			out.print(rs.getInt(1)+" ");
			out.print(rs.getString(2)+"<br>");
		}
	}catch(Exception e){
		out.print(e);
	}finally{
		if(rs!=null)rs.close();
		if(stmt!=null)stmt.close();
		if(con!=null)con.close();
	}
%>
</body>
</html>

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