[JSP/Servlet] 리다이렉트 기능 사용해서 간단한 로그인 인증 예제
loginForm.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
<form action="testLogin.jsp" method="post">
<label for="userid"> 아이디 : </label>
<input type="text" name="id" id="userid"><br>
<label for="userpw">암 호 : </label>
<input type="password" name="pw" id="userpw"><br>
<input type="submit" value="로그인">
</form>
</body>
</html>
testLogin.jsp
<%@page import="java.net.URLEncoder"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%
String id="haha";
String pw="1234";
String name="홍길동";
request.setCharacterEncoding("UTF-8");
if(id.equals(request.getParameter("id"))&& pw.equals(request.getParameter("pw"))){
response.sendRedirect("main.jsp?name="+URLEncoder.encode(name,"UTF-8"));
}else{
response.sendRedirect("loginForm.jsp");
}
%>
main.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
<%=request.getParameter("name") %>님 안녕하세요!
<br>
저희 홈페이지에 방문해 주셔서 감사합니다.<br>
즐거운 시간 되세요!!<br>
</body>
</html>
결과
