1.아래를 프로그래밍 하시오.
아이디 : abcde
비밀번호 : 12345 를 입력후 아래의 화면 확인
로그아웃 버튼을 누르면 세션에서 id를 삭제후
다시 로그인 페이지로 이동
<!-- code1 --> <!-- ./WebContent/login.html --> <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>login.html</title> </head> <body> <form action="login.jsp" method="post"> 아이디: <input type="text" name="id" size="10"><br/> 비밀번호: <input type="password" name="pw" size="10"><br/> <input type="submit" value="로그인"> <input type="reset" value="리셋"> </form> </body> </html><!-- code2 --> <!-- ./WebContent/login.jsp --> <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>login.jsp</title> </head> <body> <% final String ID = "abcde"; final String PW = "12345"; String id = (String)request.getParameter("id"); String pw = (String)request.getParameter("pw"); String idGot = (String)session.getAttribute("id"); if ((id.equals(ID) == false) || (pw.equals(PW) == false)) { response.sendRedirect("login.html"); } else if (idGot != null && idGot.equals(ID) == false) { session.setAttribute("id", id); }; %> <%=id%>님 환영합니다.<br/> <a href="logout.jsp">로그아웃</a> </body> </html><!-- code3 --> <!-- ./WebContent/logout.jsp --> <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>logout.jsp</title> </head> <body> <% session.invalidate(); response.sendRedirect("login.html"); %> </body> </html>
Brave but clumsy