반응형
Response.
ResponseMain.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<title>ResponseMain</title>
</head>
<body>
<h2>로그인</h2>
<%
String loginError = request.getParameter("loginError");
if (loginError != null)
out.print("로그인 실패");
%>
<form action="ResponseLogin.jsp" method="post">
아이디:<input type="text" name="user_id"><br>
패스워드:<input type="text" name="user_pwd"><br>
<input type="submit" value="로그인">
</form>
<form action="ResponseHeader.jsp" method="get">
날짜:<input type="text" name="date" value="2022-07-11"><br>
숫자:<input type="text" name="int" value="123"><br>
문자:<input type="text" name="str" value="이순신"><br>
<input type="submit" value="Response 헤더 정보 설정">
</form>
</body>
</html>
ResponseLogin.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<title>Response Login</title>
</head>
<body>
<%
String id = request.getParameter("user_id");
String pwd = request.getParameter("user_pwd");
if (id.equalsIgnoreCase("jsh") && pwd.equalsIgnoreCase("1234"))
{
//로그인성공.
response.sendRedirect("ResponseWelcome.jsp");
}
else
{
request.getRequestDispatcher("ResponseMain.jsp?loginError=1").forward(request, response);
}
%>
</body>
</html>
ResponseHeader.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%@ page import="java.text.SimpleDateFormat" %>
<%@ page import="java.util.Collection" %>
<%
SimpleDateFormat s = new SimpleDateFormat("yyyy-mm-dd");
long add_date = s.parse(request.getParameter("date")).getTime();
int add_int = Integer.parseInt(request.getParameter("int"));
String add_str = request.getParameter("str");
response.addDateHeader("goodday", add_date);
response.addIntHeader("goodNumber", add_int);
response.addHeader("goodman", "세종대왕");
response.addHeader("goodman", add_str);
%>
<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<title>ResponseHeader</title>
</head>
<body>
<ul>
<%
Collection<String> headerNames = response.getHeaderNames();
for (String headerName : headerNames)
{
String value = response.getHeader(headerName);
%>
<li><%= headerName %> : <%= value %> </li>
<%
}
%>
</ul>
</body>
</html>
ResponseWelcome.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Welcome</title>
</head>
<body>
<h1>WELCOME 로그인성공</h1>
</body>
</html>반응형
'JSP' 카테고리의 다른 글
| [JSP] Application (0) | 2022.07.15 |
|---|---|
| [JSP] 내장객체, DTO & JavaBeans (0) | 2022.07.13 |
| [JSP] Request (0) | 2022.07.13 |
| [JSP] out. (0) | 2022.07.12 |
| [JSP] Scriptlet (0) | 2022.07.08 |