index.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</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>
<form name="form1" method=post action="control.jsp">
用户名:<input type="text" name="userName">
密码:<input type="password" name="pwd">
<input type="submit" value="登录">
</form>
</body>
</html>
control.jsp<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
</head>
<title>显示输入信息</title>
<body>
<%
request.setCharacterEncoding("utf-8");
String name=request.getParameter("userName");
String pwd=request.getParameter("pwd");
if("sa".equals(name)&&"sa".equals(pwd)){
out.println("登录成功！！！");
}
out.println("用户名为："+name);
out.println("密码为："+pwd);
// response.sendRedirect("welcome.jsp");
%>
</body>
</html>
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